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      1 # libtool.m4 - Configure libtool for the host system. -*-Autoconf-*-
      2 #
      3 #   Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005,
      4 #                 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
      5 #   Written by Gordon Matzigkeit, 1996
      6 #
      7 # This file is free software; the Free Software Foundation gives
      8 # unlimited permission to copy and/or distribute it, with or without
      9 # modifications, as long as this notice is preserved.
     10 
     11 m4_define([_LT_COPYING], [dnl
     12 #   Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2003, 2004, 2005,
     13 #                 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
     14 #   Written by Gordon Matzigkeit, 1996
     15 #
     16 #   This file is part of GNU Libtool.
     17 #
     18 # GNU Libtool is free software; you can redistribute it and/or
     19 # modify it under the terms of the GNU General Public License as
     20 # published by the Free Software Foundation; either version 2 of
     21 # the License, or (at your option) any later version.
     22 #
     23 # As a special exception to the GNU General Public License,
     24 # if you distribute this file as part of a program or library that
     25 # is built using GNU Libtool, you may include this file under the
     26 # same distribution terms that you use for the rest of that program.
     27 #
     28 # GNU Libtool is distributed in the hope that it will be useful,
     29 # but WITHOUT ANY WARRANTY; without even the implied warranty of
     30 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
     31 # GNU General Public License for more details.
     32 #
     33 # You should have received a copy of the GNU General Public License
     34 # along with GNU Libtool; see the file COPYING.  If not, a copy
     35 # can be downloaded from http://www.gnu.org/licenses/gpl.html, or
     36 # obtained by writing to the Free Software Foundation, Inc.,
     37 # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
     38 ])
     39 
     40 # serial 56 LT_INIT
     41 
     42 
     43 # LT_PREREQ(VERSION)
     44 # ------------------
     45 # Complain and exit if this libtool version is less that VERSION.
     46 m4_defun([LT_PREREQ],
     47 [m4_if(m4_version_compare(m4_defn([LT_PACKAGE_VERSION]), [$1]), -1,
     48        [m4_default([$3],
     49 		   [m4_fatal([Libtool version $1 or higher is required],
     50 		             63)])],
     51        [$2])])
     52 
     53 
     54 # _LT_CHECK_BUILDDIR
     55 # ------------------
     56 # Complain if the absolute build directory name contains unusual characters
     57 m4_defun([_LT_CHECK_BUILDDIR],
     58 [case `pwd` in
     59   *\ * | *\	*)
     60     AC_MSG_WARN([Libtool does not cope well with whitespace in `pwd`]) ;;
     61 esac
     62 ])
     63 
     64 
     65 # LT_INIT([OPTIONS])
     66 # ------------------
     67 AC_DEFUN([LT_INIT],
     68 [AC_PREREQ([2.58])dnl We use AC_INCLUDES_DEFAULT
     69 AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl
     70 AC_BEFORE([$0], [LT_LANG])dnl
     71 AC_BEFORE([$0], [LT_OUTPUT])dnl
     72 AC_BEFORE([$0], [LTDL_INIT])dnl
     73 m4_require([_LT_CHECK_BUILDDIR])dnl
     74 
     75 dnl Autoconf doesn't catch unexpanded LT_ macros by default:
     76 m4_pattern_forbid([^_?LT_[A-Z_]+$])dnl
     77 m4_pattern_allow([^(_LT_EOF|LT_DLGLOBAL|LT_DLLAZY_OR_NOW|LT_MULTI_MODULE)$])dnl
     78 dnl aclocal doesn't pull ltoptions.m4, ltsugar.m4, or ltversion.m4
     79 dnl unless we require an AC_DEFUNed macro:
     80 AC_REQUIRE([LTOPTIONS_VERSION])dnl
     81 AC_REQUIRE([LTSUGAR_VERSION])dnl
     82 AC_REQUIRE([LTVERSION_VERSION])dnl
     83 AC_REQUIRE([LTOBSOLETE_VERSION])dnl
     84 m4_require([_LT_PROG_LTMAIN])dnl
     85 
     86 _LT_SHELL_INIT([SHELL=${CONFIG_SHELL-/bin/sh}])
     87 
     88 dnl Parse OPTIONS
     89 _LT_SET_OPTIONS([$0], [$1])
     90 
     91 # This can be used to rebuild libtool when needed
     92 LIBTOOL_DEPS="$ltmain"
     93 
     94 # Always use our own libtool.
     95 LIBTOOL='$(SHELL) $(top_builddir)/libtool'
     96 AC_SUBST(LIBTOOL)dnl
     97 
     98 _LT_SETUP
     99 
    100 # Only expand once:
    101 m4_define([LT_INIT])
    102 ])# LT_INIT
    103 
    104 # Old names:
    105 AU_ALIAS([AC_PROG_LIBTOOL], [LT_INIT])
    106 AU_ALIAS([AM_PROG_LIBTOOL], [LT_INIT])
    107 dnl aclocal-1.4 backwards compatibility:
    108 dnl AC_DEFUN([AC_PROG_LIBTOOL], [])
    109 dnl AC_DEFUN([AM_PROG_LIBTOOL], [])
    110 
    111 
    112 # _LT_CC_BASENAME(CC)
    113 # -------------------
    114 # Calculate cc_basename.  Skip known compiler wrappers and cross-prefix.
    115 m4_defun([_LT_CC_BASENAME],
    116 [for cc_temp in $1""; do
    117   case $cc_temp in
    118     compile | *[[\\/]]compile | ccache | *[[\\/]]ccache ) ;;
    119     distcc | *[[\\/]]distcc | purify | *[[\\/]]purify ) ;;
    120     \-*) ;;
    121     *) break;;
    122   esac
    123 done
    124 cc_basename=`$ECHO "$cc_temp" | $SED "s%.*/%%; s%^$host_alias-%%"`
    125 ])
    126 
    127 
    128 # _LT_FILEUTILS_DEFAULTS
    129 # ----------------------
    130 # It is okay to use these file commands and assume they have been set
    131 # sensibly after `m4_require([_LT_FILEUTILS_DEFAULTS])'.
    132 m4_defun([_LT_FILEUTILS_DEFAULTS],
    133 [: ${CP="cp -f"}
    134 : ${MV="mv -f"}
    135 : ${RM="rm -f"}
    136 ])# _LT_FILEUTILS_DEFAULTS
    137 
    138 
    139 # _LT_SETUP
    140 # ---------
    141 m4_defun([_LT_SETUP],
    142 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
    143 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
    144 AC_REQUIRE([_LT_PREPARE_SED_QUOTE_VARS])dnl
    145 AC_REQUIRE([_LT_PROG_ECHO_BACKSLASH])dnl
    146 
    147 _LT_DECL([], [host_alias], [0], [The host system])dnl
    148 _LT_DECL([], [host], [0])dnl
    149 _LT_DECL([], [host_os], [0])dnl
    150 dnl
    151 _LT_DECL([], [build_alias], [0], [The build system])dnl
    152 _LT_DECL([], [build], [0])dnl
    153 _LT_DECL([], [build_os], [0])dnl
    154 dnl
    155 AC_REQUIRE([AC_PROG_CC])dnl
    156 AC_REQUIRE([LT_PATH_LD])dnl
    157 AC_REQUIRE([LT_PATH_NM])dnl
    158 dnl
    159 AC_REQUIRE([AC_PROG_LN_S])dnl
    160 test -z "$LN_S" && LN_S="ln -s"
    161 _LT_DECL([], [LN_S], [1], [Whether we need soft or hard links])dnl
    162 dnl
    163 AC_REQUIRE([LT_CMD_MAX_LEN])dnl
    164 _LT_DECL([objext], [ac_objext], [0], [Object file suffix (normally "o")])dnl
    165 _LT_DECL([], [exeext], [0], [Executable file suffix (normally "")])dnl
    166 dnl
    167 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
    168 m4_require([_LT_CHECK_SHELL_FEATURES])dnl
    169 m4_require([_LT_CMD_RELOAD])dnl
    170 m4_require([_LT_CHECK_MAGIC_METHOD])dnl
    171 m4_require([_LT_CMD_OLD_ARCHIVE])dnl
    172 m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
    173 
    174 _LT_CONFIG_LIBTOOL_INIT([
    175 # See if we are running on zsh, and set the options which allow our
    176 # commands through without removal of \ escapes INIT.
    177 if test -n "\${ZSH_VERSION+set}" ; then
    178    setopt NO_GLOB_SUBST
    179 fi
    180 ])
    181 if test -n "${ZSH_VERSION+set}" ; then
    182    setopt NO_GLOB_SUBST
    183 fi
    184 
    185 _LT_CHECK_OBJDIR
    186 
    187 m4_require([_LT_TAG_COMPILER])dnl
    188 
    189 case $host_os in
    190 aix3*)
    191   # AIX sometimes has problems with the GCC collect2 program.  For some
    192   # reason, if we set the COLLECT_NAMES environment variable, the problems
    193   # vanish in a puff of smoke.
    194   if test "X${COLLECT_NAMES+set}" != Xset; then
    195     COLLECT_NAMES=
    196     export COLLECT_NAMES
    197   fi
    198   ;;
    199 esac
    200 
    201 # Global variables:
    202 ofile=libtool
    203 can_build_shared=yes
    204 
    205 # All known linkers require a `.a' archive for static linking (except MSVC,
    206 # which needs '.lib').
    207 libext=a
    208 
    209 with_gnu_ld="$lt_cv_prog_gnu_ld"
    210 
    211 old_CC="$CC"
    212 old_CFLAGS="$CFLAGS"
    213 
    214 # Set sane defaults for various variables
    215 test -z "$CC" && CC=cc
    216 test -z "$LTCC" && LTCC=$CC
    217 test -z "$LTCFLAGS" && LTCFLAGS=$CFLAGS
    218 test -z "$LD" && LD=ld
    219 test -z "$ac_objext" && ac_objext=o
    220 
    221 _LT_CC_BASENAME([$compiler])
    222 
    223 # Only perform the check for file, if the check method requires it
    224 test -z "$MAGIC_CMD" && MAGIC_CMD=file
    225 case $deplibs_check_method in
    226 file_magic*)
    227   if test "$file_magic_cmd" = '$MAGIC_CMD'; then
    228     _LT_PATH_MAGIC
    229   fi
    230   ;;
    231 esac
    232 
    233 # Use C for the default configuration in the libtool script
    234 LT_SUPPORTED_TAG([CC])
    235 _LT_LANG_C_CONFIG
    236 _LT_LANG_DEFAULT_CONFIG
    237 _LT_CONFIG_COMMANDS
    238 ])# _LT_SETUP
    239 
    240 
    241 # _LT_PREPARE_SED_QUOTE_VARS
    242 # --------------------------
    243 # Define a few sed substitution that help us do robust quoting.
    244 m4_defun([_LT_PREPARE_SED_QUOTE_VARS],
    245 [# Backslashify metacharacters that are still active within
    246 # double-quoted strings.
    247 sed_quote_subst='s/\([["`$\\]]\)/\\\1/g'
    248 
    249 # Same as above, but do not quote variable references.
    250 double_quote_subst='s/\([["`\\]]\)/\\\1/g'
    251 
    252 # Sed substitution to delay expansion of an escaped shell variable in a
    253 # double_quote_subst'ed string.
    254 delay_variable_subst='s/\\\\\\\\\\\$/\\\\\\$/g'
    255 
    256 # Sed substitution to delay expansion of an escaped single quote.
    257 delay_single_quote_subst='s/'\''/'\'\\\\\\\'\''/g'
    258 
    259 # Sed substitution to avoid accidental globbing in evaled expressions
    260 no_glob_subst='s/\*/\\\*/g'
    261 ])
    262 
    263 # _LT_PROG_LTMAIN
    264 # ---------------
    265 # Note that this code is called both from `configure', and `config.status'
    266 # now that we use AC_CONFIG_COMMANDS to generate libtool.  Notably,
    267 # `config.status' has no value for ac_aux_dir unless we are using Automake,
    268 # so we pass a copy along to make sure it has a sensible value anyway.
    269 m4_defun([_LT_PROG_LTMAIN],
    270 [m4_ifdef([AC_REQUIRE_AUX_FILE], [AC_REQUIRE_AUX_FILE([ltmain.sh])])dnl
    271 _LT_CONFIG_LIBTOOL_INIT([ac_aux_dir='$ac_aux_dir'])
    272 ltmain="$ac_aux_dir/ltmain.sh"
    273 ])# _LT_PROG_LTMAIN
    274 
    275 
    276 ## ------------------------------------- ##
    277 ## Accumulate code for creating libtool. ##
    278 ## ------------------------------------- ##
    279 
    280 # So that we can recreate a full libtool script including additional
    281 # tags, we accumulate the chunks of code to send to AC_CONFIG_COMMANDS
    282 # in macros and then make a single call at the end using the `libtool'
    283 # label.
    284 
    285 
    286 # _LT_CONFIG_LIBTOOL_INIT([INIT-COMMANDS])
    287 # ----------------------------------------
    288 # Register INIT-COMMANDS to be passed to AC_CONFIG_COMMANDS later.
    289 m4_define([_LT_CONFIG_LIBTOOL_INIT],
    290 [m4_ifval([$1],
    291           [m4_append([_LT_OUTPUT_LIBTOOL_INIT],
    292                      [$1
    293 ])])])
    294 
    295 # Initialize.
    296 m4_define([_LT_OUTPUT_LIBTOOL_INIT])
    297 
    298 
    299 # _LT_CONFIG_LIBTOOL([COMMANDS])
    300 # ------------------------------
    301 # Register COMMANDS to be passed to AC_CONFIG_COMMANDS later.
    302 m4_define([_LT_CONFIG_LIBTOOL],
    303 [m4_ifval([$1],
    304           [m4_append([_LT_OUTPUT_LIBTOOL_COMMANDS],
    305                      [$1
    306 ])])])
    307 
    308 # Initialize.
    309 m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS])
    310 
    311 
    312 # _LT_CONFIG_SAVE_COMMANDS([COMMANDS], [INIT_COMMANDS])
    313 # -----------------------------------------------------
    314 m4_defun([_LT_CONFIG_SAVE_COMMANDS],
    315 [_LT_CONFIG_LIBTOOL([$1])
    316 _LT_CONFIG_LIBTOOL_INIT([$2])
    317 ])
    318 
    319 
    320 # _LT_FORMAT_COMMENT([COMMENT])
    321 # -----------------------------
    322 # Add leading comment marks to the start of each line, and a trailing
    323 # full-stop to the whole comment if one is not present already.
    324 m4_define([_LT_FORMAT_COMMENT],
    325 [m4_ifval([$1], [
    326 m4_bpatsubst([m4_bpatsubst([$1], [^ *], [# ])],
    327               [['`$\]], [\\\&])]m4_bmatch([$1], [[!?.]$], [], [.])
    328 )])
    329 
    330 
    331 
    332 ## ------------------------ ##
    333 ## FIXME: Eliminate VARNAME ##
    334 ## ------------------------ ##
    335 
    336 
    337 # _LT_DECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION], [IS-TAGGED?])
    338 # -------------------------------------------------------------------
    339 # CONFIGNAME is the name given to the value in the libtool script.
    340 # VARNAME is the (base) name used in the configure script.
    341 # VALUE may be 0, 1 or 2 for a computed quote escaped value based on
    342 # VARNAME.  Any other value will be used directly.
    343 m4_define([_LT_DECL],
    344 [lt_if_append_uniq([lt_decl_varnames], [$2], [, ],
    345     [lt_dict_add_subkey([lt_decl_dict], [$2], [libtool_name],
    346 	[m4_ifval([$1], [$1], [$2])])
    347     lt_dict_add_subkey([lt_decl_dict], [$2], [value], [$3])
    348     m4_ifval([$4],
    349 	[lt_dict_add_subkey([lt_decl_dict], [$2], [description], [$4])])
    350     lt_dict_add_subkey([lt_decl_dict], [$2],
    351 	[tagged?], [m4_ifval([$5], [yes], [no])])])
    352 ])
    353 
    354 
    355 # _LT_TAGDECL([CONFIGNAME], VARNAME, VALUE, [DESCRIPTION])
    356 # --------------------------------------------------------
    357 m4_define([_LT_TAGDECL], [_LT_DECL([$1], [$2], [$3], [$4], [yes])])
    358 
    359 
    360 # lt_decl_tag_varnames([SEPARATOR], [VARNAME1...])
    361 # ------------------------------------------------
    362 m4_define([lt_decl_tag_varnames],
    363 [_lt_decl_filter([tagged?], [yes], $@)])
    364 
    365 
    366 # _lt_decl_filter(SUBKEY, VALUE, [SEPARATOR], [VARNAME1..])
    367 # ---------------------------------------------------------
    368 m4_define([_lt_decl_filter],
    369 [m4_case([$#],
    370   [0], [m4_fatal([$0: too few arguments: $#])],
    371   [1], [m4_fatal([$0: too few arguments: $#: $1])],
    372   [2], [lt_dict_filter([lt_decl_dict], [$1], [$2], [], lt_decl_varnames)],
    373   [3], [lt_dict_filter([lt_decl_dict], [$1], [$2], [$3], lt_decl_varnames)],
    374   [lt_dict_filter([lt_decl_dict], $@)])[]dnl
    375 ])
    376 
    377 
    378 # lt_decl_quote_varnames([SEPARATOR], [VARNAME1...])
    379 # --------------------------------------------------
    380 m4_define([lt_decl_quote_varnames],
    381 [_lt_decl_filter([value], [1], $@)])
    382 
    383 
    384 # lt_decl_dquote_varnames([SEPARATOR], [VARNAME1...])
    385 # ---------------------------------------------------
    386 m4_define([lt_decl_dquote_varnames],
    387 [_lt_decl_filter([value], [2], $@)])
    388 
    389 
    390 # lt_decl_varnames_tagged([SEPARATOR], [VARNAME1...])
    391 # ---------------------------------------------------
    392 m4_define([lt_decl_varnames_tagged],
    393 [m4_assert([$# <= 2])dnl
    394 _$0(m4_quote(m4_default([$1], [[, ]])),
    395     m4_ifval([$2], [[$2]], [m4_dquote(lt_decl_tag_varnames)]),
    396     m4_split(m4_normalize(m4_quote(_LT_TAGS)), [ ]))])
    397 m4_define([_lt_decl_varnames_tagged],
    398 [m4_ifval([$3], [lt_combine([$1], [$2], [_], $3)])])
    399 
    400 
    401 # lt_decl_all_varnames([SEPARATOR], [VARNAME1...])
    402 # ------------------------------------------------
    403 m4_define([lt_decl_all_varnames],
    404 [_$0(m4_quote(m4_default([$1], [[, ]])),
    405      m4_if([$2], [],
    406 	   m4_quote(lt_decl_varnames),
    407 	m4_quote(m4_shift($@))))[]dnl
    408 ])
    409 m4_define([_lt_decl_all_varnames],
    410 [lt_join($@, lt_decl_varnames_tagged([$1],
    411 			lt_decl_tag_varnames([[, ]], m4_shift($@))))dnl
    412 ])
    413 
    414 
    415 # _LT_CONFIG_STATUS_DECLARE([VARNAME])
    416 # ------------------------------------
    417 # Quote a variable value, and forward it to `config.status' so that its
    418 # declaration there will have the same value as in `configure'.  VARNAME
    419 # must have a single quote delimited value for this to work.
    420 m4_define([_LT_CONFIG_STATUS_DECLARE],
    421 [$1='`$ECHO "$][$1" | $SED "$delay_single_quote_subst"`'])
    422 
    423 
    424 # _LT_CONFIG_STATUS_DECLARATIONS
    425 # ------------------------------
    426 # We delimit libtool config variables with single quotes, so when
    427 # we write them to config.status, we have to be sure to quote all
    428 # embedded single quotes properly.  In configure, this macro expands
    429 # each variable declared with _LT_DECL (and _LT_TAGDECL) into:
    430 #
    431 #    <var>='`$ECHO "$<var>" | $SED "$delay_single_quote_subst"`'
    432 m4_defun([_LT_CONFIG_STATUS_DECLARATIONS],
    433 [m4_foreach([_lt_var], m4_quote(lt_decl_all_varnames),
    434     [m4_n([_LT_CONFIG_STATUS_DECLARE(_lt_var)])])])
    435 
    436 
    437 # _LT_LIBTOOL_TAGS
    438 # ----------------
    439 # Output comment and list of tags supported by the script
    440 m4_defun([_LT_LIBTOOL_TAGS],
    441 [_LT_FORMAT_COMMENT([The names of the tagged configurations supported by this script])dnl
    442 available_tags="_LT_TAGS"dnl
    443 ])
    444 
    445 
    446 # _LT_LIBTOOL_DECLARE(VARNAME, [TAG])
    447 # -----------------------------------
    448 # Extract the dictionary values for VARNAME (optionally with TAG) and
    449 # expand to a commented shell variable setting:
    450 #
    451 #    # Some comment about what VAR is for.
    452 #    visible_name=$lt_internal_name
    453 m4_define([_LT_LIBTOOL_DECLARE],
    454 [_LT_FORMAT_COMMENT(m4_quote(lt_dict_fetch([lt_decl_dict], [$1],
    455 					   [description])))[]dnl
    456 m4_pushdef([_libtool_name],
    457     m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [libtool_name])))[]dnl
    458 m4_case(m4_quote(lt_dict_fetch([lt_decl_dict], [$1], [value])),
    459     [0], [_libtool_name=[$]$1],
    460     [1], [_libtool_name=$lt_[]$1],
    461     [2], [_libtool_name=$lt_[]$1],
    462     [_libtool_name=lt_dict_fetch([lt_decl_dict], [$1], [value])])[]dnl
    463 m4_ifval([$2], [_$2])[]m4_popdef([_libtool_name])[]dnl
    464 ])
    465 
    466 
    467 # _LT_LIBTOOL_CONFIG_VARS
    468 # -----------------------
    469 # Produce commented declarations of non-tagged libtool config variables
    470 # suitable for insertion in the LIBTOOL CONFIG section of the `libtool'
    471 # script.  Tagged libtool config variables (even for the LIBTOOL CONFIG
    472 # section) are produced by _LT_LIBTOOL_TAG_VARS.
    473 m4_defun([_LT_LIBTOOL_CONFIG_VARS],
    474 [m4_foreach([_lt_var],
    475     m4_quote(_lt_decl_filter([tagged?], [no], [], lt_decl_varnames)),
    476     [m4_n([_LT_LIBTOOL_DECLARE(_lt_var)])])])
    477 
    478 
    479 # _LT_LIBTOOL_TAG_VARS(TAG)
    480 # -------------------------
    481 m4_define([_LT_LIBTOOL_TAG_VARS],
    482 [m4_foreach([_lt_var], m4_quote(lt_decl_tag_varnames),
    483     [m4_n([_LT_LIBTOOL_DECLARE(_lt_var, [$1])])])])
    484 
    485 
    486 # _LT_TAGVAR(VARNAME, [TAGNAME])
    487 # ------------------------------
    488 m4_define([_LT_TAGVAR], [m4_ifval([$2], [$1_$2], [$1])])
    489 
    490 
    491 # _LT_CONFIG_COMMANDS
    492 # -------------------
    493 # Send accumulated output to $CONFIG_STATUS.  Thanks to the lists of
    494 # variables for single and double quote escaping we saved from calls
    495 # to _LT_DECL, we can put quote escaped variables declarations
    496 # into `config.status', and then the shell code to quote escape them in
    497 # for loops in `config.status'.  Finally, any additional code accumulated
    498 # from calls to _LT_CONFIG_LIBTOOL_INIT is expanded.
    499 m4_defun([_LT_CONFIG_COMMANDS],
    500 [AC_PROVIDE_IFELSE([LT_OUTPUT],
    501 	dnl If the libtool generation code has been placed in $CONFIG_LT,
    502 	dnl instead of duplicating it all over again into config.status,
    503 	dnl then we will have config.status run $CONFIG_LT later, so it
    504 	dnl needs to know what name is stored there:
    505         [AC_CONFIG_COMMANDS([libtool],
    506             [$SHELL $CONFIG_LT || AS_EXIT(1)], [CONFIG_LT='$CONFIG_LT'])],
    507     dnl If the libtool generation code is destined for config.status,
    508     dnl expand the accumulated commands and init code now:
    509     [AC_CONFIG_COMMANDS([libtool],
    510         [_LT_OUTPUT_LIBTOOL_COMMANDS], [_LT_OUTPUT_LIBTOOL_COMMANDS_INIT])])
    511 ])#_LT_CONFIG_COMMANDS
    512 
    513 
    514 # Initialize.
    515 m4_define([_LT_OUTPUT_LIBTOOL_COMMANDS_INIT],
    516 [
    517 
    518 # The HP-UX ksh and POSIX shell print the target directory to stdout
    519 # if CDPATH is set.
    520 (unset CDPATH) >/dev/null 2>&1 && unset CDPATH
    521 
    522 sed_quote_subst='$sed_quote_subst'
    523 double_quote_subst='$double_quote_subst'
    524 delay_variable_subst='$delay_variable_subst'
    525 _LT_CONFIG_STATUS_DECLARATIONS
    526 LTCC='$LTCC'
    527 LTCFLAGS='$LTCFLAGS'
    528 compiler='$compiler_DEFAULT'
    529 
    530 # A function that is used when there is no print builtin or printf.
    531 func_fallback_echo ()
    532 {
    533   eval 'cat <<_LTECHO_EOF
    534 \$[]1
    535 _LTECHO_EOF'
    536 }
    537 
    538 # Quote evaled strings.
    539 for var in lt_decl_all_varnames([[ \
    540 ]], lt_decl_quote_varnames); do
    541     case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
    542     *[[\\\\\\\`\\"\\\$]]*)
    543       eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED \\"\\\$sed_quote_subst\\"\\\`\\\\\\""
    544       ;;
    545     *)
    546       eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
    547       ;;
    548     esac
    549 done
    550 
    551 # Double-quote double-evaled strings.
    552 for var in lt_decl_all_varnames([[ \
    553 ]], lt_decl_dquote_varnames); do
    554     case \`eval \\\\\$ECHO \\\\""\\\\\$\$var"\\\\"\` in
    555     *[[\\\\\\\`\\"\\\$]]*)
    556       eval "lt_\$var=\\\\\\"\\\`\\\$ECHO \\"\\\$\$var\\" | \\\$SED -e \\"\\\$double_quote_subst\\" -e \\"\\\$sed_quote_subst\\" -e \\"\\\$delay_variable_subst\\"\\\`\\\\\\""
    557       ;;
    558     *)
    559       eval "lt_\$var=\\\\\\"\\\$\$var\\\\\\""
    560       ;;
    561     esac
    562 done
    563 
    564 _LT_OUTPUT_LIBTOOL_INIT
    565 ])
    566 
    567 # _LT_GENERATED_FILE_INIT(FILE, [COMMENT])
    568 # ------------------------------------
    569 # Generate a child script FILE with all initialization necessary to
    570 # reuse the environment learned by the parent script, and make the
    571 # file executable.  If COMMENT is supplied, it is inserted after the
    572 # `#!' sequence but before initialization text begins.  After this
    573 # macro, additional text can be appended to FILE to form the body of
    574 # the child script.  The macro ends with non-zero status if the
    575 # file could not be fully written (such as if the disk is full).
    576 m4_ifdef([AS_INIT_GENERATED],
    577 [m4_defun([_LT_GENERATED_FILE_INIT],[AS_INIT_GENERATED($@)])],
    578 [m4_defun([_LT_GENERATED_FILE_INIT],
    579 [m4_require([AS_PREPARE])]dnl
    580 [m4_pushdef([AS_MESSAGE_LOG_FD])]dnl
    581 [lt_write_fail=0
    582 cat >$1 <<_ASEOF || lt_write_fail=1
    583 #! $SHELL
    584 # Generated by $as_me.
    585 $2
    586 SHELL=\${CONFIG_SHELL-$SHELL}
    587 export SHELL
    588 _ASEOF
    589 cat >>$1 <<\_ASEOF || lt_write_fail=1
    590 AS_SHELL_SANITIZE
    591 _AS_PREPARE
    592 exec AS_MESSAGE_FD>&1
    593 _ASEOF
    594 test $lt_write_fail = 0 && chmod +x $1[]dnl
    595 m4_popdef([AS_MESSAGE_LOG_FD])])])# _LT_GENERATED_FILE_INIT
    596 
    597 # LT_OUTPUT
    598 # ---------
    599 # This macro allows early generation of the libtool script (before
    600 # AC_OUTPUT is called), incase it is used in configure for compilation
    601 # tests.
    602 AC_DEFUN([LT_OUTPUT],
    603 [: ${CONFIG_LT=./config.lt}
    604 AC_MSG_NOTICE([creating $CONFIG_LT])
    605 _LT_GENERATED_FILE_INIT(["$CONFIG_LT"],
    606 [# Run this file to recreate a libtool stub with the current configuration.])
    607 
    608 cat >>"$CONFIG_LT" <<\_LTEOF
    609 lt_cl_silent=false
    610 exec AS_MESSAGE_LOG_FD>>config.log
    611 {
    612   echo
    613   AS_BOX([Running $as_me.])
    614 } >&AS_MESSAGE_LOG_FD
    615 
    616 lt_cl_help="\
    617 \`$as_me' creates a local libtool stub from the current configuration,
    618 for use in further configure time tests before the real libtool is
    619 generated.
    620 
    621 Usage: $[0] [[OPTIONS]]
    622 
    623   -h, --help      print this help, then exit
    624   -V, --version   print version number, then exit
    625   -q, --quiet     do not print progress messages
    626   -d, --debug     don't remove temporary files
    627 
    628 Report bugs to <bug-libtool (a] gnu.org>."
    629 
    630 lt_cl_version="\
    631 m4_ifset([AC_PACKAGE_NAME], [AC_PACKAGE_NAME ])config.lt[]dnl
    632 m4_ifset([AC_PACKAGE_VERSION], [ AC_PACKAGE_VERSION])
    633 configured by $[0], generated by m4_PACKAGE_STRING.
    634 
    635 Copyright (C) 2009 Free Software Foundation, Inc.
    636 This config.lt script is free software; the Free Software Foundation
    637 gives unlimited permision to copy, distribute and modify it."
    638 
    639 while test $[#] != 0
    640 do
    641   case $[1] in
    642     --version | --v* | -V )
    643       echo "$lt_cl_version"; exit 0 ;;
    644     --help | --h* | -h )
    645       echo "$lt_cl_help"; exit 0 ;;
    646     --debug | --d* | -d )
    647       debug=: ;;
    648     --quiet | --q* | --silent | --s* | -q )
    649       lt_cl_silent=: ;;
    650 
    651     -*) AC_MSG_ERROR([unrecognized option: $[1]
    652 Try \`$[0] --help' for more information.]) ;;
    653 
    654     *) AC_MSG_ERROR([unrecognized argument: $[1]
    655 Try \`$[0] --help' for more information.]) ;;
    656   esac
    657   shift
    658 done
    659 
    660 if $lt_cl_silent; then
    661   exec AS_MESSAGE_FD>/dev/null
    662 fi
    663 _LTEOF
    664 
    665 cat >>"$CONFIG_LT" <<_LTEOF
    666 _LT_OUTPUT_LIBTOOL_COMMANDS_INIT
    667 _LTEOF
    668 
    669 cat >>"$CONFIG_LT" <<\_LTEOF
    670 AC_MSG_NOTICE([creating $ofile])
    671 _LT_OUTPUT_LIBTOOL_COMMANDS
    672 AS_EXIT(0)
    673 _LTEOF
    674 chmod +x "$CONFIG_LT"
    675 
    676 # configure is writing to config.log, but config.lt does its own redirection,
    677 # appending to config.log, which fails on DOS, as config.log is still kept
    678 # open by configure.  Here we exec the FD to /dev/null, effectively closing
    679 # config.log, so it can be properly (re)opened and appended to by config.lt.
    680 lt_cl_success=:
    681 test "$silent" = yes &&
    682   lt_config_lt_args="$lt_config_lt_args --quiet"
    683 exec AS_MESSAGE_LOG_FD>/dev/null
    684 $SHELL "$CONFIG_LT" $lt_config_lt_args || lt_cl_success=false
    685 exec AS_MESSAGE_LOG_FD>>config.log
    686 $lt_cl_success || AS_EXIT(1)
    687 ])# LT_OUTPUT
    688 
    689 
    690 # _LT_CONFIG(TAG)
    691 # ---------------
    692 # If TAG is the built-in tag, create an initial libtool script with a
    693 # default configuration from the untagged config vars.  Otherwise add code
    694 # to config.status for appending the configuration named by TAG from the
    695 # matching tagged config vars.
    696 m4_defun([_LT_CONFIG],
    697 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
    698 _LT_CONFIG_SAVE_COMMANDS([
    699   m4_define([_LT_TAG], m4_if([$1], [], [C], [$1]))dnl
    700   m4_if(_LT_TAG, [C], [
    701     # See if we are running on zsh, and set the options which allow our
    702     # commands through without removal of \ escapes.
    703     if test -n "${ZSH_VERSION+set}" ; then
    704       setopt NO_GLOB_SUBST
    705     fi
    706 
    707     cfgfile="${ofile}T"
    708     trap "$RM \"$cfgfile\"; exit 1" 1 2 15
    709     $RM "$cfgfile"
    710 
    711     cat <<_LT_EOF >> "$cfgfile"
    712 #! $SHELL
    713 
    714 # `$ECHO "$ofile" | sed 's%^.*/%%'` - Provide generalized library-building support services.
    715 # Generated automatically by $as_me ($PACKAGE$TIMESTAMP) $VERSION
    716 # Libtool was configured on host `(hostname || uname -n) 2>/dev/null | sed 1q`:
    717 # NOTE: Changes made to this file will be lost: look at ltmain.sh.
    718 #
    719 _LT_COPYING
    720 _LT_LIBTOOL_TAGS
    721 
    722 # ### BEGIN LIBTOOL CONFIG
    723 _LT_LIBTOOL_CONFIG_VARS
    724 _LT_LIBTOOL_TAG_VARS
    725 # ### END LIBTOOL CONFIG
    726 
    727 _LT_EOF
    728 
    729   case $host_os in
    730   aix3*)
    731     cat <<\_LT_EOF >> "$cfgfile"
    732 # AIX sometimes has problems with the GCC collect2 program.  For some
    733 # reason, if we set the COLLECT_NAMES environment variable, the problems
    734 # vanish in a puff of smoke.
    735 if test "X${COLLECT_NAMES+set}" != Xset; then
    736   COLLECT_NAMES=
    737   export COLLECT_NAMES
    738 fi
    739 _LT_EOF
    740     ;;
    741   esac
    742 
    743   _LT_PROG_LTMAIN
    744 
    745   # We use sed instead of cat because bash on DJGPP gets confused if
    746   # if finds mixed CR/LF and LF-only lines.  Since sed operates in
    747   # text mode, it properly converts lines to CR/LF.  This bash problem
    748   # is reportedly fixed, but why not run on old versions too?
    749   sed '/^# Generated shell functions inserted here/q' "$ltmain" >> "$cfgfile" \
    750     || (rm -f "$cfgfile"; exit 1)
    751 
    752   _LT_PROG_XSI_SHELLFNS
    753 
    754   sed -n '/^# Generated shell functions inserted here/,$p' "$ltmain" >> "$cfgfile" \
    755     || (rm -f "$cfgfile"; exit 1)
    756 
    757   mv -f "$cfgfile" "$ofile" ||
    758     (rm -f "$ofile" && cp "$cfgfile" "$ofile" && rm -f "$cfgfile")
    759   chmod +x "$ofile"
    760 ],
    761 [cat <<_LT_EOF >> "$ofile"
    762 
    763 dnl Unfortunately we have to use $1 here, since _LT_TAG is not expanded
    764 dnl in a comment (ie after a #).
    765 # ### BEGIN LIBTOOL TAG CONFIG: $1
    766 _LT_LIBTOOL_TAG_VARS(_LT_TAG)
    767 # ### END LIBTOOL TAG CONFIG: $1
    768 _LT_EOF
    769 ])dnl /m4_if
    770 ],
    771 [m4_if([$1], [], [
    772     PACKAGE='$PACKAGE'
    773     VERSION='$VERSION'
    774     TIMESTAMP='$TIMESTAMP'
    775     RM='$RM'
    776     ofile='$ofile'], [])
    777 ])dnl /_LT_CONFIG_SAVE_COMMANDS
    778 ])# _LT_CONFIG
    779 
    780 
    781 # LT_SUPPORTED_TAG(TAG)
    782 # ---------------------
    783 # Trace this macro to discover what tags are supported by the libtool
    784 # --tag option, using:
    785 #    autoconf --trace 'LT_SUPPORTED_TAG:$1'
    786 AC_DEFUN([LT_SUPPORTED_TAG], [])
    787 
    788 
    789 # C support is built-in for now
    790 m4_define([_LT_LANG_C_enabled], [])
    791 m4_define([_LT_TAGS], [])
    792 
    793 
    794 # LT_LANG(LANG)
    795 # -------------
    796 # Enable libtool support for the given language if not already enabled.
    797 AC_DEFUN([LT_LANG],
    798 [AC_BEFORE([$0], [LT_OUTPUT])dnl
    799 m4_case([$1],
    800   [C],			[_LT_LANG(C)],
    801   [C++],		[_LT_LANG(CXX)],
    802   [Java],		[_LT_LANG(GCJ)],
    803   [Fortran 77],		[_LT_LANG(F77)],
    804   [Fortran],		[_LT_LANG(FC)],
    805   [Windows Resource],	[_LT_LANG(RC)],
    806   [m4_ifdef([_LT_LANG_]$1[_CONFIG],
    807     [_LT_LANG($1)],
    808     [m4_fatal([$0: unsupported language: "$1"])])])dnl
    809 ])# LT_LANG
    810 
    811 
    812 # _LT_LANG(LANGNAME)
    813 # ------------------
    814 m4_defun([_LT_LANG],
    815 [m4_ifdef([_LT_LANG_]$1[_enabled], [],
    816   [LT_SUPPORTED_TAG([$1])dnl
    817   m4_append([_LT_TAGS], [$1 ])dnl
    818   m4_define([_LT_LANG_]$1[_enabled], [])dnl
    819   _LT_LANG_$1_CONFIG($1)])dnl
    820 ])# _LT_LANG
    821 
    822 
    823 # _LT_LANG_DEFAULT_CONFIG
    824 # -----------------------
    825 m4_defun([_LT_LANG_DEFAULT_CONFIG],
    826 [AC_PROVIDE_IFELSE([AC_PROG_CXX],
    827   [LT_LANG(CXX)],
    828   [m4_define([AC_PROG_CXX], defn([AC_PROG_CXX])[LT_LANG(CXX)])])
    829 
    830 AC_PROVIDE_IFELSE([AC_PROG_F77],
    831   [LT_LANG(F77)],
    832   [m4_define([AC_PROG_F77], defn([AC_PROG_F77])[LT_LANG(F77)])])
    833 
    834 AC_PROVIDE_IFELSE([AC_PROG_FC],
    835   [LT_LANG(FC)],
    836   [m4_define([AC_PROG_FC], defn([AC_PROG_FC])[LT_LANG(FC)])])
    837 
    838 dnl The call to [A][M_PROG_GCJ] is quoted like that to stop aclocal
    839 dnl pulling things in needlessly.
    840 AC_PROVIDE_IFELSE([AC_PROG_GCJ],
    841   [LT_LANG(GCJ)],
    842   [AC_PROVIDE_IFELSE([A][M_PROG_GCJ],
    843     [LT_LANG(GCJ)],
    844     [AC_PROVIDE_IFELSE([LT_PROG_GCJ],
    845       [LT_LANG(GCJ)],
    846       [m4_ifdef([AC_PROG_GCJ],
    847 	[m4_define([AC_PROG_GCJ], defn([AC_PROG_GCJ])[LT_LANG(GCJ)])])
    848        m4_ifdef([A][M_PROG_GCJ],
    849 	[m4_define([A][M_PROG_GCJ], defn([A][M_PROG_GCJ])[LT_LANG(GCJ)])])
    850        m4_ifdef([LT_PROG_GCJ],
    851 	[m4_define([LT_PROG_GCJ], defn([LT_PROG_GCJ])[LT_LANG(GCJ)])])])])])
    852 
    853 AC_PROVIDE_IFELSE([LT_PROG_RC],
    854   [LT_LANG(RC)],
    855   [m4_define([LT_PROG_RC], defn([LT_PROG_RC])[LT_LANG(RC)])])
    856 ])# _LT_LANG_DEFAULT_CONFIG
    857 
    858 # Obsolete macros:
    859 AU_DEFUN([AC_LIBTOOL_CXX], [LT_LANG(C++)])
    860 AU_DEFUN([AC_LIBTOOL_F77], [LT_LANG(Fortran 77)])
    861 AU_DEFUN([AC_LIBTOOL_FC], [LT_LANG(Fortran)])
    862 AU_DEFUN([AC_LIBTOOL_GCJ], [LT_LANG(Java)])
    863 AU_DEFUN([AC_LIBTOOL_RC], [LT_LANG(Windows Resource)])
    864 dnl aclocal-1.4 backwards compatibility:
    865 dnl AC_DEFUN([AC_LIBTOOL_CXX], [])
    866 dnl AC_DEFUN([AC_LIBTOOL_F77], [])
    867 dnl AC_DEFUN([AC_LIBTOOL_FC], [])
    868 dnl AC_DEFUN([AC_LIBTOOL_GCJ], [])
    869 dnl AC_DEFUN([AC_LIBTOOL_RC], [])
    870 
    871 
    872 # _LT_TAG_COMPILER
    873 # ----------------
    874 m4_defun([_LT_TAG_COMPILER],
    875 [AC_REQUIRE([AC_PROG_CC])dnl
    876 
    877 _LT_DECL([LTCC], [CC], [1], [A C compiler])dnl
    878 _LT_DECL([LTCFLAGS], [CFLAGS], [1], [LTCC compiler flags])dnl
    879 _LT_TAGDECL([CC], [compiler], [1], [A language specific compiler])dnl
    880 _LT_TAGDECL([with_gcc], [GCC], [0], [Is the compiler the GNU compiler?])dnl
    881 
    882 # If no C compiler was specified, use CC.
    883 LTCC=${LTCC-"$CC"}
    884 
    885 # If no C compiler flags were specified, use CFLAGS.
    886 LTCFLAGS=${LTCFLAGS-"$CFLAGS"}
    887 
    888 # Allow CC to be a program name with arguments.
    889 compiler=$CC
    890 ])# _LT_TAG_COMPILER
    891 
    892 
    893 # _LT_COMPILER_BOILERPLATE
    894 # ------------------------
    895 # Check for compiler boilerplate output or warnings with
    896 # the simple compiler test code.
    897 m4_defun([_LT_COMPILER_BOILERPLATE],
    898 [m4_require([_LT_DECL_SED])dnl
    899 ac_outfile=conftest.$ac_objext
    900 echo "$lt_simple_compile_test_code" >conftest.$ac_ext
    901 eval "$ac_compile" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
    902 _lt_compiler_boilerplate=`cat conftest.err`
    903 $RM conftest*
    904 ])# _LT_COMPILER_BOILERPLATE
    905 
    906 
    907 # _LT_LINKER_BOILERPLATE
    908 # ----------------------
    909 # Check for linker boilerplate output or warnings with
    910 # the simple link test code.
    911 m4_defun([_LT_LINKER_BOILERPLATE],
    912 [m4_require([_LT_DECL_SED])dnl
    913 ac_outfile=conftest.$ac_objext
    914 echo "$lt_simple_link_test_code" >conftest.$ac_ext
    915 eval "$ac_link" 2>&1 >/dev/null | $SED '/^$/d; /^ *+/d' >conftest.err
    916 _lt_linker_boilerplate=`cat conftest.err`
    917 $RM -r conftest*
    918 ])# _LT_LINKER_BOILERPLATE
    919 
    920 # _LT_REQUIRED_DARWIN_CHECKS
    921 # -------------------------
    922 m4_defun_once([_LT_REQUIRED_DARWIN_CHECKS],[
    923   case $host_os in
    924     rhapsody* | darwin*)
    925     AC_CHECK_TOOL([DSYMUTIL], [dsymutil], [:])
    926     AC_CHECK_TOOL([NMEDIT], [nmedit], [:])
    927     AC_CHECK_TOOL([LIPO], [lipo], [:])
    928     AC_CHECK_TOOL([OTOOL], [otool], [:])
    929     AC_CHECK_TOOL([OTOOL64], [otool64], [:])
    930     _LT_DECL([], [DSYMUTIL], [1],
    931       [Tool to manipulate archived DWARF debug symbol files on Mac OS X])
    932     _LT_DECL([], [NMEDIT], [1],
    933       [Tool to change global to local symbols on Mac OS X])
    934     _LT_DECL([], [LIPO], [1],
    935       [Tool to manipulate fat objects and archives on Mac OS X])
    936     _LT_DECL([], [OTOOL], [1],
    937       [ldd/readelf like tool for Mach-O binaries on Mac OS X])
    938     _LT_DECL([], [OTOOL64], [1],
    939       [ldd/readelf like tool for 64 bit Mach-O binaries on Mac OS X 10.4])
    940 
    941     AC_CACHE_CHECK([for -single_module linker flag],[lt_cv_apple_cc_single_mod],
    942       [lt_cv_apple_cc_single_mod=no
    943       if test -z "${LT_MULTI_MODULE}"; then
    944 	# By default we will add the -single_module flag. You can override
    945 	# by either setting the environment variable LT_MULTI_MODULE
    946 	# non-empty at configure time, or by adding -multi_module to the
    947 	# link flags.
    948 	rm -rf libconftest.dylib*
    949 	echo "int foo(void){return 1;}" > conftest.c
    950 	echo "$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
    951 -dynamiclib -Wl,-single_module conftest.c" >&AS_MESSAGE_LOG_FD
    952 	$LTCC $LTCFLAGS $LDFLAGS -o libconftest.dylib \
    953 	  -dynamiclib -Wl,-single_module conftest.c 2>conftest.err
    954         _lt_result=$?
    955 	if test -f libconftest.dylib && test ! -s conftest.err && test $_lt_result = 0; then
    956 	  lt_cv_apple_cc_single_mod=yes
    957 	else
    958 	  cat conftest.err >&AS_MESSAGE_LOG_FD
    959 	fi
    960 	rm -rf libconftest.dylib*
    961 	rm -f conftest.*
    962       fi])
    963     AC_CACHE_CHECK([for -exported_symbols_list linker flag],
    964       [lt_cv_ld_exported_symbols_list],
    965       [lt_cv_ld_exported_symbols_list=no
    966       save_LDFLAGS=$LDFLAGS
    967       echo "_main" > conftest.sym
    968       LDFLAGS="$LDFLAGS -Wl,-exported_symbols_list,conftest.sym"
    969       AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
    970 	[lt_cv_ld_exported_symbols_list=yes],
    971 	[lt_cv_ld_exported_symbols_list=no])
    972 	LDFLAGS="$save_LDFLAGS"
    973     ])
    974     AC_CACHE_CHECK([for -force_load linker flag],[lt_cv_ld_force_load],
    975       [lt_cv_ld_force_load=no
    976       cat > conftest.c << _LT_EOF
    977 int forced_loaded() { return 2;}
    978 _LT_EOF
    979       echo "$LTCC $LTCFLAGS -c -o conftest.o conftest.c" >&AS_MESSAGE_LOG_FD
    980       $LTCC $LTCFLAGS -c -o conftest.o conftest.c 2>&AS_MESSAGE_LOG_FD
    981       echo "$AR cru libconftest.a conftest.o" >&AS_MESSAGE_LOG_FD
    982       $AR cru libconftest.a conftest.o 2>&AS_MESSAGE_LOG_FD
    983       cat > conftest.c << _LT_EOF
    984 int main() { return 0;}
    985 _LT_EOF
    986       echo "$LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a" >&AS_MESSAGE_LOG_FD
    987       $LTCC $LTCFLAGS $LDFLAGS -o conftest conftest.c -Wl,-force_load,./libconftest.a 2>conftest.err
    988       _lt_result=$?
    989       if test -f conftest && test ! -s conftest.err && test $_lt_result = 0 && $GREP forced_load conftest 2>&1 >/dev/null; then
    990 	lt_cv_ld_force_load=yes
    991       else
    992 	cat conftest.err >&AS_MESSAGE_LOG_FD
    993       fi
    994         rm -f conftest.err libconftest.a conftest conftest.c
    995         rm -rf conftest.dSYM
    996     ])
    997     # Allow for Darwin 4-7 (macOS 10.0-10.3) although these are not expect to
    998     # build without first building modern cctools / linker.
    999     case $host_cpu-$host_os in
   1000     *-rhapsody* | *-darwin1.[[012]])
   1001       _lt_dar_allow_undefined='${wl}-undefined ${wl}suppress' ;;
   1002     *-darwin1.*)
   1003       _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress' ;;
   1004     *-darwin*)
   1005       # darwin 5.x (macOS 10.1) onwards we only need to adjust when the
   1006       # deployment target is forced to an earlier version.
   1007       case ${MACOSX_DEPLOYMENT_TARGET-UNSET},$host in
   1008 	UNSET,*-darwin[[89]]*|UNSET,*-darwin[[12]][[0123456789]]*)
   1009 	  ;;
   1010 	10.[[012]][[,.]]*)
   1011 	  _lt_dar_allow_undefined='${wl}-flat_namespace ${wl}-undefined ${wl}suppress'
   1012 	  ;;
   1013 	*)
   1014 	  ;;
   1015      esac
   1016     ;;
   1017   esac
   1018     if test "$lt_cv_apple_cc_single_mod" = "yes"; then
   1019       _lt_dar_single_mod='$single_module'
   1020     fi
   1021     if test "$lt_cv_ld_exported_symbols_list" = "yes"; then
   1022       _lt_dar_export_syms=' ${wl}-exported_symbols_list,$output_objdir/${libname}-symbols.expsym'
   1023     else
   1024       _lt_dar_export_syms='~$NMEDIT -s $output_objdir/${libname}-symbols.expsym ${lib}'
   1025     fi
   1026     if test "$DSYMUTIL" != ":" && test "$lt_cv_ld_force_load" = "no"; then
   1027       _lt_dsymutil='~$DSYMUTIL $lib || :'
   1028     else
   1029       _lt_dsymutil=
   1030     fi
   1031     ;;
   1032   esac
   1033 ])
   1034 
   1035 
   1036 # _LT_DARWIN_LINKER_FEATURES
   1037 # --------------------------
   1038 # Checks for linker and compiler features on Darwin / macOS / iOS
   1039 m4_defun([_LT_DARWIN_LINKER_FEATURES],
   1040 [
   1041   m4_require([_LT_REQUIRED_DARWIN_CHECKS])
   1042   _LT_TAGVAR(archive_cmds_need_lc, $1)=no
   1043   _LT_TAGVAR(hardcode_direct, $1)=no
   1044   _LT_TAGVAR(hardcode_automatic, $1)=yes
   1045   _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
   1046   if test "$lt_cv_ld_force_load" = "yes"; then
   1047     _LT_TAGVAR(whole_archive_flag_spec, $1)='`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience ${wl}-force_load,$conv\"; done; func_echo_all \"$new_convenience\"`'
   1048   else
   1049     _LT_TAGVAR(whole_archive_flag_spec, $1)=''
   1050   fi
   1051   _LT_TAGVAR(link_all_deplibs, $1)=yes
   1052   _LT_TAGVAR(allow_undefined_flag, $1)="$_lt_dar_allow_undefined"
   1053   case $cc_basename in
   1054      ifort*) _lt_dar_can_shared=yes ;;
   1055      *) _lt_dar_can_shared=$GCC ;;
   1056   esac
   1057   if test "$_lt_dar_can_shared" = "yes"; then
   1058     output_verbose_link_cmd=func_echo_all
   1059     _LT_TAGVAR(archive_cmds, $1)="\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring $_lt_dar_single_mod${_lt_dsymutil}"
   1060     _LT_TAGVAR(module_cmds, $1)="\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dsymutil}"
   1061     _LT_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \$libobjs \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring ${_lt_dar_single_mod}${_lt_dar_export_syms}${_lt_dsymutil}"
   1062     _LT_TAGVAR(module_expsym_cmds, $1)="sed -e 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC \$allow_undefined_flag -o \$lib -bundle \$libobjs \$deplibs \$compiler_flags${_lt_dar_export_syms}${_lt_dsymutil}"
   1063     m4_if([$1], [CXX],
   1064 [   if test "$lt_cv_apple_cc_single_mod" != "yes"; then
   1065       _LT_TAGVAR(archive_cmds, $1)="\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring${_lt_dsymutil}"
   1066       _LT_TAGVAR(archive_expsym_cmds, $1)="sed 's,^,_,' < \$export_symbols > \$output_objdir/\${libname}-symbols.expsym~\$CC -r -keep_private_externs -nostdlib -o \${lib}-master.o \$libobjs~\$CC -dynamiclib \$allow_undefined_flag -o \$lib \${lib}-master.o \$deplibs \$compiler_flags -install_name \$rpath/\$soname \$verstring${_lt_dar_export_syms}${_lt_dsymutil}"
   1067     fi
   1068 ],[])
   1069   else
   1070   _LT_TAGVAR(ld_shlibs, $1)=no
   1071   fi
   1072 ])
   1073 
   1074 # _LT_SYS_MODULE_PATH_AIX
   1075 # -----------------------
   1076 # Links a minimal program and checks the executable
   1077 # for the system default hardcoded library path. In most cases,
   1078 # this is /usr/lib:/lib, but when the MPI compilers are used
   1079 # the location of the communication and MPI libs are included too.
   1080 # If we don't find anything, use the default library path according
   1081 # to the aix ld manual.
   1082 m4_defun([_LT_SYS_MODULE_PATH_AIX],
   1083 [m4_require([_LT_DECL_SED])dnl
   1084 AC_LINK_IFELSE([AC_LANG_SOURCE([AC_LANG_PROGRAM])],[
   1085 lt_aix_libpath_sed='
   1086     /Import File Strings/,/^$/ {
   1087 	/^0/ {
   1088 	    s/^0  *\(.*\)$/\1/
   1089 	    p
   1090 	}
   1091     }'
   1092 aix_libpath=`dump -H conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
   1093 # Check for a 64-bit object if we didn't find anything.
   1094 if test -z "$aix_libpath"; then
   1095   aix_libpath=`dump -HX64 conftest$ac_exeext 2>/dev/null | $SED -n -e "$lt_aix_libpath_sed"`
   1096 fi],[])
   1097 if test -z "$aix_libpath"; then aix_libpath="/usr/lib:/lib"; fi
   1098 ])# _LT_SYS_MODULE_PATH_AIX
   1099 
   1100 
   1101 # _LT_SHELL_INIT(ARG)
   1102 # -------------------
   1103 m4_define([_LT_SHELL_INIT],
   1104 [m4_divert_text([M4SH-INIT], [$1
   1105 ])])# _LT_SHELL_INIT
   1106 
   1107 
   1108 
   1109 # _LT_PROG_ECHO_BACKSLASH
   1110 # -----------------------
   1111 # Find how we can fake an echo command that does not interpret backslash.
   1112 # In particular, with Autoconf 2.60 or later we add some code to the start
   1113 # of the generated configure script which will find a shell with a builtin
   1114 # printf (which we can use as an echo command).
   1115 m4_defun([_LT_PROG_ECHO_BACKSLASH],
   1116 [ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
   1117 ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
   1118 ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
   1119 
   1120 AC_MSG_CHECKING([how to print strings])
   1121 # Test print first, because it will be a builtin if present.
   1122 if test "X`print -r -- -n 2>/dev/null`" = X-n && \
   1123    test "X`print -r -- $ECHO 2>/dev/null`" = "X$ECHO"; then
   1124   ECHO='print -r --'
   1125 elif test "X`printf %s $ECHO 2>/dev/null`" = "X$ECHO"; then
   1126   ECHO='printf %s\n'
   1127 else
   1128   # Use this function as a fallback that always works.
   1129   func_fallback_echo ()
   1130   {
   1131     eval 'cat <<_LTECHO_EOF
   1132 $[]1
   1133 _LTECHO_EOF'
   1134   }
   1135   ECHO='func_fallback_echo'
   1136 fi
   1137 
   1138 # func_echo_all arg...
   1139 # Invoke $ECHO with all args, space-separated.
   1140 func_echo_all ()
   1141 {
   1142     $ECHO "$*" 
   1143 }
   1144 
   1145 case "$ECHO" in
   1146   printf*) AC_MSG_RESULT([printf]) ;;
   1147   print*) AC_MSG_RESULT([print -r]) ;;
   1148   *) AC_MSG_RESULT([cat]) ;;
   1149 esac
   1150 
   1151 m4_ifdef([_AS_DETECT_SUGGESTED],
   1152 [_AS_DETECT_SUGGESTED([
   1153   test -n "${ZSH_VERSION+set}${BASH_VERSION+set}" || (
   1154     ECHO='\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\\'
   1155     ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO
   1156     ECHO=$ECHO$ECHO$ECHO$ECHO$ECHO$ECHO
   1157     PATH=/empty FPATH=/empty; export PATH FPATH
   1158     test "X`printf %s $ECHO`" = "X$ECHO" \
   1159       || test "X`print -r -- $ECHO`" = "X$ECHO" )])])
   1160 
   1161 _LT_DECL([], [SHELL], [1], [Shell to use when invoking shell scripts])
   1162 _LT_DECL([], [ECHO], [1], [An echo program that protects backslashes])
   1163 ])# _LT_PROG_ECHO_BACKSLASH
   1164 
   1165 
   1166 # _LT_ENABLE_LOCK
   1167 # ---------------
   1168 m4_defun([_LT_ENABLE_LOCK],
   1169 [AC_ARG_ENABLE([libtool-lock],
   1170   [AS_HELP_STRING([--disable-libtool-lock],
   1171     [avoid locking (might break parallel builds)])])
   1172 test "x$enable_libtool_lock" != xno && enable_libtool_lock=yes
   1173 
   1174 # Some flags need to be propagated to the compiler or linker for good
   1175 # libtool support.
   1176 case $host in
   1177 ia64-*-hpux*)
   1178   # Find out which ABI we are using.
   1179   echo 'int i;' > conftest.$ac_ext
   1180   if AC_TRY_EVAL(ac_compile); then
   1181     case `/usr/bin/file conftest.$ac_objext` in
   1182       *ELF-32*)
   1183 	HPUX_IA64_MODE="32"
   1184 	;;
   1185       *ELF-64*)
   1186 	HPUX_IA64_MODE="64"
   1187 	;;
   1188     esac
   1189   fi
   1190   rm -rf conftest*
   1191   ;;
   1192 *-*-irix6*)
   1193   # Find out which ABI we are using.
   1194   echo '[#]line '$LINENO' "configure"' > conftest.$ac_ext
   1195   if AC_TRY_EVAL(ac_compile); then
   1196     if test "$lt_cv_prog_gnu_ld" = yes; then
   1197       case `/usr/bin/file conftest.$ac_objext` in
   1198 	*32-bit*)
   1199 	  LD="${LD-ld} -melf32bsmip"
   1200 	  ;;
   1201 	*N32*)
   1202 	  LD="${LD-ld} -melf32bmipn32"
   1203 	  ;;
   1204 	*64-bit*)
   1205 	  LD="${LD-ld} -melf64bmip"
   1206 	;;
   1207       esac
   1208     else
   1209       case `/usr/bin/file conftest.$ac_objext` in
   1210 	*32-bit*)
   1211 	  LD="${LD-ld} -32"
   1212 	  ;;
   1213 	*N32*)
   1214 	  LD="${LD-ld} -n32"
   1215 	  ;;
   1216 	*64-bit*)
   1217 	  LD="${LD-ld} -64"
   1218 	  ;;
   1219       esac
   1220     fi
   1221   fi
   1222   rm -rf conftest*
   1223   ;;
   1224 
   1225 x86_64-*kfreebsd*-gnu|x86_64-*linux*|powerpc*-*linux*| \
   1226 s390*-*linux*|s390*-*tpf*|sparc*-*linux*)
   1227   # Find out which ABI we are using.
   1228   echo 'int i;' > conftest.$ac_ext
   1229   if AC_TRY_EVAL(ac_compile); then
   1230     case `/usr/bin/file conftest.o` in
   1231       *32-bit*)
   1232 	case $host in
   1233 	  x86_64-*kfreebsd*-gnu)
   1234 	    LD="${LD-ld} -m elf_i386_fbsd"
   1235 	    ;;
   1236 	  x86_64-*linux*)
   1237 	    case `/usr/bin/file conftest.o` in
   1238 	      *x86-64*)
   1239 		LD="${LD-ld} -m elf32_x86_64"
   1240 		;;
   1241 	      *)
   1242 		LD="${LD-ld} -m elf_i386"
   1243 		;;
   1244 	    esac
   1245 	    ;;
   1246 	  powerpc64le-*linux*)
   1247 	    LD="${LD-ld} -m elf32lppclinux"
   1248 	    ;;
   1249 	  powerpc64-*linux*)
   1250 	    LD="${LD-ld} -m elf32ppclinux"
   1251 	    ;;
   1252 	  s390x-*linux*)
   1253 	    LD="${LD-ld} -m elf_s390"
   1254 	    ;;
   1255 	  sparc64-*linux*)
   1256 	    LD="${LD-ld} -m elf32_sparc"
   1257 	    ;;
   1258 	esac
   1259 	;;
   1260       *64-bit*)
   1261 	case $host in
   1262 	  x86_64-*kfreebsd*-gnu)
   1263 	    LD="${LD-ld} -m elf_x86_64_fbsd"
   1264 	    ;;
   1265 	  x86_64-*linux*)
   1266 	    LD="${LD-ld} -m elf_x86_64"
   1267 	    ;;
   1268 	  powerpcle-*linux*)
   1269 	    LD="${LD-ld} -m elf64lppc"
   1270 	    ;;
   1271 	  powerpc-*linux*)
   1272 	    LD="${LD-ld} -m elf64ppc"
   1273 	    ;;
   1274 	  s390*-*linux*|s390*-*tpf*)
   1275 	    LD="${LD-ld} -m elf64_s390"
   1276 	    ;;
   1277 	  sparc*-*linux*)
   1278 	    LD="${LD-ld} -m elf64_sparc"
   1279 	    ;;
   1280 	esac
   1281 	;;
   1282     esac
   1283   fi
   1284   rm -rf conftest*
   1285   ;;
   1286 
   1287 *-*-sco3.2v5*)
   1288   # On SCO OpenServer 5, we need -belf to get full-featured binaries.
   1289   SAVE_CFLAGS="$CFLAGS"
   1290   CFLAGS="$CFLAGS -belf"
   1291   AC_CACHE_CHECK([whether the C compiler needs -belf], lt_cv_cc_needs_belf,
   1292     [AC_LANG_PUSH(C)
   1293      AC_LINK_IFELSE([AC_LANG_PROGRAM([[]],[[]])],[lt_cv_cc_needs_belf=yes],[lt_cv_cc_needs_belf=no])
   1294      AC_LANG_POP])
   1295   if test x"$lt_cv_cc_needs_belf" != x"yes"; then
   1296     # this is probably gcc 2.8.0, egcs 1.0 or newer; no need for -belf
   1297     CFLAGS="$SAVE_CFLAGS"
   1298   fi
   1299   ;;
   1300 sparc*-*solaris*)
   1301   # Find out which ABI we are using.
   1302   echo 'int i;' > conftest.$ac_ext
   1303   if AC_TRY_EVAL(ac_compile); then
   1304     case `/usr/bin/file conftest.o` in
   1305     *64-bit*)
   1306       case $lt_cv_prog_gnu_ld in
   1307       yes*) LD="${LD-ld} -m elf64_sparc" ;;
   1308       *)
   1309 	if ${LD-ld} -64 -r -o conftest2.o conftest.o >/dev/null 2>&1; then
   1310 	  LD="${LD-ld} -64"
   1311 	fi
   1312 	;;
   1313       esac
   1314       ;;
   1315     esac
   1316   fi
   1317   rm -rf conftest*
   1318   ;;
   1319 esac
   1320 
   1321 need_locks="$enable_libtool_lock"
   1322 ])# _LT_ENABLE_LOCK
   1323 
   1324 
   1325 # _LT_CMD_OLD_ARCHIVE
   1326 # -------------------
   1327 m4_defun([_LT_CMD_OLD_ARCHIVE],
   1328 [plugin_option=
   1329 plugin_names="liblto_plugin.so liblto_plugin-0.dll cyglto_plugin-0.dll"
   1330 for plugin in $plugin_names; do
   1331   plugin_so=`${CC} ${CFLAGS} --print-prog-name $plugin`
   1332   if test x$plugin_so = x$plugin; then
   1333     plugin_so=`${CC} ${CFLAGS} --print-file-name $plugin`
   1334   fi
   1335   if test x$plugin_so != x$plugin; then
   1336     plugin_option="--plugin $plugin_so"
   1337     break
   1338   fi
   1339 done
   1340 
   1341 AC_CHECK_TOOL(AR, ar, false)
   1342 test -z "$AR" && AR=ar
   1343 if test -n "$plugin_option"; then
   1344   if $AR --help 2>&1 | grep -q "\--plugin"; then
   1345     touch conftest.c
   1346     $AR $plugin_option rc conftest.a conftest.c
   1347     if test "$?" != 0; then
   1348       AC_MSG_WARN([Failed: $AR $plugin_option rc])
   1349     else
   1350       AR="$AR $plugin_option"
   1351     fi
   1352     rm -f conftest.*
   1353   fi
   1354 fi
   1355 test -z "$AR_FLAGS" && AR_FLAGS=cru
   1356 _LT_DECL([], [AR], [1], [The archiver])
   1357 _LT_DECL([], [AR_FLAGS], [1])
   1358 
   1359 AC_CHECK_TOOL(STRIP, strip, :)
   1360 test -z "$STRIP" && STRIP=:
   1361 _LT_DECL([], [STRIP], [1], [A symbol stripping program])
   1362 
   1363 AC_CHECK_TOOL(RANLIB, ranlib, :)
   1364 test -z "$RANLIB" && RANLIB=:
   1365 if test -n "$plugin_option" && test "$RANLIB" != ":"; then
   1366   if $RANLIB --help 2>&1 | grep -q "\--plugin"; then
   1367     RANLIB="$RANLIB $plugin_option"
   1368   fi
   1369 fi
   1370 _LT_DECL([], [RANLIB], [1],
   1371     [Commands used to install an old-style archive])
   1372 
   1373 # Determine commands to create old-style static archives.
   1374 old_archive_cmds='$AR $AR_FLAGS $oldlib$oldobjs'
   1375 old_postinstall_cmds='chmod 644 $oldlib'
   1376 old_postuninstall_cmds=
   1377 
   1378 if test -n "$RANLIB"; then
   1379   case $host_os in
   1380   openbsd*)
   1381     old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB -t \$oldlib"
   1382     ;;
   1383   *)
   1384     old_postinstall_cmds="$old_postinstall_cmds~\$RANLIB \$oldlib"
   1385     ;;
   1386   esac
   1387   old_archive_cmds="$old_archive_cmds~\$RANLIB \$oldlib"
   1388 fi
   1389 
   1390 case $host_os in
   1391   darwin*)
   1392     lock_old_archive_extraction=yes ;;
   1393   *)
   1394     lock_old_archive_extraction=no ;;
   1395 esac
   1396 _LT_DECL([], [old_postinstall_cmds], [2])
   1397 _LT_DECL([], [old_postuninstall_cmds], [2])
   1398 _LT_TAGDECL([], [old_archive_cmds], [2],
   1399     [Commands used to build an old-style archive])
   1400 _LT_DECL([], [lock_old_archive_extraction], [0],
   1401     [Whether to use a lock for old archive extraction])
   1402 ])# _LT_CMD_OLD_ARCHIVE
   1403 
   1404 
   1405 # _LT_COMPILER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
   1406 #		[OUTPUT-FILE], [ACTION-SUCCESS], [ACTION-FAILURE])
   1407 # ----------------------------------------------------------------
   1408 # Check whether the given compiler option works
   1409 AC_DEFUN([_LT_COMPILER_OPTION],
   1410 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
   1411 m4_require([_LT_DECL_SED])dnl
   1412 AC_CACHE_CHECK([$1], [$2],
   1413   [$2=no
   1414    m4_if([$4], , [ac_outfile=conftest.$ac_objext], [ac_outfile=$4])
   1415    echo "$lt_simple_compile_test_code" > conftest.$ac_ext
   1416    lt_compiler_flag="$3"
   1417    # Insert the option either (1) after the last *FLAGS variable, or
   1418    # (2) before a word containing "conftest.", or (3) at the end.
   1419    # Note that $ac_compile itself does not contain backslashes and begins
   1420    # with a dollar sign (not a hyphen), so the echo should work correctly.
   1421    # The option is referenced via a variable to avoid confusing sed.
   1422    lt_compile=`echo "$ac_compile" | $SED \
   1423    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
   1424    -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
   1425    -e 's:$: $lt_compiler_flag:'`
   1426    (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
   1427    (eval "$lt_compile" 2>conftest.err)
   1428    ac_status=$?
   1429    cat conftest.err >&AS_MESSAGE_LOG_FD
   1430    echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
   1431    if (exit $ac_status) && test -s "$ac_outfile"; then
   1432      # The compiler can only warn and ignore the option if not recognized
   1433      # So say no if there are warnings other than the usual output.
   1434      $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' >conftest.exp
   1435      $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
   1436      if test ! -s conftest.er2 || diff conftest.exp conftest.er2 >/dev/null; then
   1437        $2=yes
   1438      fi
   1439    fi
   1440    $RM conftest*
   1441 ])
   1442 
   1443 if test x"[$]$2" = xyes; then
   1444     m4_if([$5], , :, [$5])
   1445 else
   1446     m4_if([$6], , :, [$6])
   1447 fi
   1448 ])# _LT_COMPILER_OPTION
   1449 
   1450 # Old name:
   1451 AU_ALIAS([AC_LIBTOOL_COMPILER_OPTION], [_LT_COMPILER_OPTION])
   1452 dnl aclocal-1.4 backwards compatibility:
   1453 dnl AC_DEFUN([AC_LIBTOOL_COMPILER_OPTION], [])
   1454 
   1455 
   1456 # _LT_LINKER_OPTION(MESSAGE, VARIABLE-NAME, FLAGS,
   1457 #                  [ACTION-SUCCESS], [ACTION-FAILURE])
   1458 # ----------------------------------------------------
   1459 # Check whether the given linker option works
   1460 AC_DEFUN([_LT_LINKER_OPTION],
   1461 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
   1462 m4_require([_LT_DECL_SED])dnl
   1463 AC_CACHE_CHECK([$1], [$2],
   1464   [$2=no
   1465    save_LDFLAGS="$LDFLAGS"
   1466    LDFLAGS="$LDFLAGS $3"
   1467    echo "$lt_simple_link_test_code" > conftest.$ac_ext
   1468    if (eval $ac_link 2>conftest.err) && test -s conftest$ac_exeext; then
   1469      # The linker can only warn and ignore the option if not recognized
   1470      # So say no if there are warnings
   1471      if test -s conftest.err; then
   1472        # Append any errors to the config.log.
   1473        cat conftest.err 1>&AS_MESSAGE_LOG_FD
   1474        $ECHO "$_lt_linker_boilerplate" | $SED '/^$/d' > conftest.exp
   1475        $SED '/^$/d; /^ *+/d' conftest.err >conftest.er2
   1476        if diff conftest.exp conftest.er2 >/dev/null; then
   1477          $2=yes
   1478        fi
   1479      else
   1480        $2=yes
   1481      fi
   1482    fi
   1483    $RM -r conftest*
   1484    LDFLAGS="$save_LDFLAGS"
   1485 ])
   1486 
   1487 if test x"[$]$2" = xyes; then
   1488     m4_if([$4], , :, [$4])
   1489 else
   1490     m4_if([$5], , :, [$5])
   1491 fi
   1492 ])# _LT_LINKER_OPTION
   1493 
   1494 # Old name:
   1495 AU_ALIAS([AC_LIBTOOL_LINKER_OPTION], [_LT_LINKER_OPTION])
   1496 dnl aclocal-1.4 backwards compatibility:
   1497 dnl AC_DEFUN([AC_LIBTOOL_LINKER_OPTION], [])
   1498 
   1499 
   1500 # LT_CMD_MAX_LEN
   1501 #---------------
   1502 AC_DEFUN([LT_CMD_MAX_LEN],
   1503 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
   1504 # find the maximum length of command line arguments
   1505 AC_MSG_CHECKING([the maximum length of command line arguments])
   1506 AC_CACHE_VAL([lt_cv_sys_max_cmd_len], [dnl
   1507   i=0
   1508   teststring="ABCD"
   1509 
   1510   case $build_os in
   1511   msdosdjgpp*)
   1512     # On DJGPP, this test can blow up pretty badly due to problems in libc
   1513     # (any single argument exceeding 2000 bytes causes a buffer overrun
   1514     # during glob expansion).  Even if it were fixed, the result of this
   1515     # check would be larger than it should be.
   1516     lt_cv_sys_max_cmd_len=12288;    # 12K is about right
   1517     ;;
   1518 
   1519   gnu*)
   1520     # Under GNU Hurd, this test is not required because there is
   1521     # no limit to the length of command line arguments.
   1522     # Libtool will interpret -1 as no limit whatsoever
   1523     lt_cv_sys_max_cmd_len=-1;
   1524     ;;
   1525 
   1526   cygwin* | mingw* | cegcc*)
   1527     # On Win9x/ME, this test blows up -- it succeeds, but takes
   1528     # about 5 minutes as the teststring grows exponentially.
   1529     # Worse, since 9x/ME are not pre-emptively multitasking,
   1530     # you end up with a "frozen" computer, even though with patience
   1531     # the test eventually succeeds (with a max line length of 256k).
   1532     # Instead, let's just punt: use the minimum linelength reported by
   1533     # all of the supported platforms: 8192 (on NT/2K/XP).
   1534     lt_cv_sys_max_cmd_len=8192;
   1535     ;;
   1536 
   1537   mint*)
   1538     # On MiNT this can take a long time and run out of memory.
   1539     lt_cv_sys_max_cmd_len=8192;
   1540     ;;
   1541 
   1542   amigaos*)
   1543     # On AmigaOS with pdksh, this test takes hours, literally.
   1544     # So we just punt and use a minimum line length of 8192.
   1545     lt_cv_sys_max_cmd_len=8192;
   1546     ;;
   1547 
   1548   netbsd* | freebsd* | openbsd* | darwin* | dragonfly*)
   1549     # This has been around since 386BSD, at least.  Likely further.
   1550     if test -x /sbin/sysctl; then
   1551       lt_cv_sys_max_cmd_len=`/sbin/sysctl -n kern.argmax`
   1552     elif test -x /usr/sbin/sysctl; then
   1553       lt_cv_sys_max_cmd_len=`/usr/sbin/sysctl -n kern.argmax`
   1554     else
   1555       lt_cv_sys_max_cmd_len=65536	# usable default for all BSDs
   1556     fi
   1557     # And add a safety zone
   1558     lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
   1559     lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
   1560     ;;
   1561 
   1562   interix*)
   1563     # We know the value 262144 and hardcode it with a safety zone (like BSD)
   1564     lt_cv_sys_max_cmd_len=196608
   1565     ;;
   1566 
   1567   osf*)
   1568     # Dr. Hans Ekkehard Plesser reports seeing a kernel panic running configure
   1569     # due to this test when exec_disable_arg_limit is 1 on Tru64. It is not
   1570     # nice to cause kernel panics so lets avoid the loop below.
   1571     # First set a reasonable default.
   1572     lt_cv_sys_max_cmd_len=16384
   1573     #
   1574     if test -x /sbin/sysconfig; then
   1575       case `/sbin/sysconfig -q proc exec_disable_arg_limit` in
   1576         *1*) lt_cv_sys_max_cmd_len=-1 ;;
   1577       esac
   1578     fi
   1579     ;;
   1580   sco3.2v5*)
   1581     lt_cv_sys_max_cmd_len=102400
   1582     ;;
   1583   sysv5* | sco5v6* | sysv4.2uw2*)
   1584     kargmax=`grep ARG_MAX /etc/conf/cf.d/stune 2>/dev/null`
   1585     if test -n "$kargmax"; then
   1586       lt_cv_sys_max_cmd_len=`echo $kargmax | sed 's/.*[[	 ]]//'`
   1587     else
   1588       lt_cv_sys_max_cmd_len=32768
   1589     fi
   1590     ;;
   1591   *)
   1592     lt_cv_sys_max_cmd_len=`(getconf ARG_MAX) 2> /dev/null`
   1593     if test -n "$lt_cv_sys_max_cmd_len"; then
   1594       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 4`
   1595       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \* 3`
   1596     else
   1597       # Make teststring a little bigger before we do anything with it.
   1598       # a 1K string should be a reasonable start.
   1599       for i in 1 2 3 4 5 6 7 8 ; do
   1600         teststring=$teststring$teststring
   1601       done
   1602       SHELL=${SHELL-${CONFIG_SHELL-/bin/sh}}
   1603       # If test is not a shell built-in, we'll probably end up computing a
   1604       # maximum length that is only half of the actual maximum length, but
   1605       # we can't tell.
   1606       while { test "X"`func_fallback_echo "$teststring$teststring" 2>/dev/null` \
   1607 	         = "X$teststring$teststring"; } >/dev/null 2>&1 &&
   1608 	      test $i != 17 # 1/2 MB should be enough
   1609       do
   1610         i=`expr $i + 1`
   1611         teststring=$teststring$teststring
   1612       done
   1613       # Only check the string length outside the loop.
   1614       lt_cv_sys_max_cmd_len=`expr "X$teststring" : ".*" 2>&1`
   1615       teststring=
   1616       # Add a significant safety factor because C++ compilers can tack on
   1617       # massive amounts of additional arguments before passing them to the
   1618       # linker.  It appears as though 1/2 is a usable value.
   1619       lt_cv_sys_max_cmd_len=`expr $lt_cv_sys_max_cmd_len \/ 2`
   1620     fi
   1621     ;;
   1622   esac
   1623 ])
   1624 if test -n $lt_cv_sys_max_cmd_len ; then
   1625   AC_MSG_RESULT($lt_cv_sys_max_cmd_len)
   1626 else
   1627   AC_MSG_RESULT(none)
   1628 fi
   1629 max_cmd_len=$lt_cv_sys_max_cmd_len
   1630 _LT_DECL([], [max_cmd_len], [0],
   1631     [What is the maximum length of a command?])
   1632 ])# LT_CMD_MAX_LEN
   1633 
   1634 # Old name:
   1635 AU_ALIAS([AC_LIBTOOL_SYS_MAX_CMD_LEN], [LT_CMD_MAX_LEN])
   1636 dnl aclocal-1.4 backwards compatibility:
   1637 dnl AC_DEFUN([AC_LIBTOOL_SYS_MAX_CMD_LEN], [])
   1638 
   1639 
   1640 # _LT_HEADER_DLFCN
   1641 # ----------------
   1642 m4_defun([_LT_HEADER_DLFCN],
   1643 [AC_CHECK_HEADERS([dlfcn.h], [], [], [AC_INCLUDES_DEFAULT])dnl
   1644 ])# _LT_HEADER_DLFCN
   1645 
   1646 
   1647 # _LT_TRY_DLOPEN_SELF (ACTION-IF-TRUE, ACTION-IF-TRUE-W-USCORE,
   1648 #                      ACTION-IF-FALSE, ACTION-IF-CROSS-COMPILING)
   1649 # ----------------------------------------------------------------
   1650 m4_defun([_LT_TRY_DLOPEN_SELF],
   1651 [m4_require([_LT_HEADER_DLFCN])dnl
   1652 if test "$cross_compiling" = yes; then :
   1653   [$4]
   1654 else
   1655   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   1656   lt_status=$lt_dlunknown
   1657   cat > conftest.$ac_ext <<_LT_EOF
   1658 [#line __oline__ "configure"
   1659 #include "confdefs.h"
   1660 
   1661 #if HAVE_DLFCN_H
   1662 #include <dlfcn.h>
   1663 #endif
   1664 
   1665 #include <stdio.h>
   1666 
   1667 #ifdef RTLD_GLOBAL
   1668 #  define LT_DLGLOBAL		RTLD_GLOBAL
   1669 #else
   1670 #  ifdef DL_GLOBAL
   1671 #    define LT_DLGLOBAL		DL_GLOBAL
   1672 #  else
   1673 #    define LT_DLGLOBAL		0
   1674 #  endif
   1675 #endif
   1676 
   1677 /* We may have to define LT_DLLAZY_OR_NOW in the command line if we
   1678    find out it does not work in some platform. */
   1679 #ifndef LT_DLLAZY_OR_NOW
   1680 #  ifdef RTLD_LAZY
   1681 #    define LT_DLLAZY_OR_NOW		RTLD_LAZY
   1682 #  else
   1683 #    ifdef DL_LAZY
   1684 #      define LT_DLLAZY_OR_NOW		DL_LAZY
   1685 #    else
   1686 #      ifdef RTLD_NOW
   1687 #        define LT_DLLAZY_OR_NOW	RTLD_NOW
   1688 #      else
   1689 #        ifdef DL_NOW
   1690 #          define LT_DLLAZY_OR_NOW	DL_NOW
   1691 #        else
   1692 #          define LT_DLLAZY_OR_NOW	0
   1693 #        endif
   1694 #      endif
   1695 #    endif
   1696 #  endif
   1697 #endif
   1698 
   1699 /* When -fvisbility=hidden is used, assume the code has been annotated
   1700    correspondingly for the symbols needed.  */
   1701 #if defined(__GNUC__) && (((__GNUC__ == 3) && (__GNUC_MINOR__ >= 3)) || (__GNUC__ > 3))
   1702 void fnord () __attribute__((visibility("default")));
   1703 #endif
   1704 
   1705 void fnord () { int i=42; }
   1706 int main ()
   1707 {
   1708   void *self = dlopen (0, LT_DLGLOBAL|LT_DLLAZY_OR_NOW);
   1709   int status = $lt_dlunknown;
   1710 
   1711   if (self)
   1712     {
   1713       if (dlsym (self,"fnord"))       status = $lt_dlno_uscore;
   1714       else
   1715         {
   1716 	  if (dlsym( self,"_fnord"))  status = $lt_dlneed_uscore;
   1717           else puts (dlerror ());
   1718 	}
   1719       /* dlclose (self); */
   1720     }
   1721   else
   1722     puts (dlerror ());
   1723 
   1724   return status;
   1725 }]
   1726 _LT_EOF
   1727   if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext} 2>/dev/null; then
   1728     (./conftest; exit; ) >&AS_MESSAGE_LOG_FD 2>/dev/null
   1729     lt_status=$?
   1730     case x$lt_status in
   1731       x$lt_dlno_uscore) $1 ;;
   1732       x$lt_dlneed_uscore) $2 ;;
   1733       x$lt_dlunknown|x*) $3 ;;
   1734     esac
   1735   else :
   1736     # compilation failed
   1737     $3
   1738   fi
   1739 fi
   1740 rm -fr conftest*
   1741 ])# _LT_TRY_DLOPEN_SELF
   1742 
   1743 
   1744 # LT_SYS_DLOPEN_SELF
   1745 # ------------------
   1746 AC_DEFUN([LT_SYS_DLOPEN_SELF],
   1747 [m4_require([_LT_HEADER_DLFCN])dnl
   1748 if test "x$enable_dlopen" != xyes; then
   1749   enable_dlopen=unknown
   1750   enable_dlopen_self=unknown
   1751   enable_dlopen_self_static=unknown
   1752 else
   1753   lt_cv_dlopen=no
   1754   lt_cv_dlopen_libs=
   1755 
   1756   case $host_os in
   1757   beos*)
   1758     lt_cv_dlopen="load_add_on"
   1759     lt_cv_dlopen_libs=
   1760     lt_cv_dlopen_self=yes
   1761     ;;
   1762 
   1763   mingw* | pw32* | cegcc*)
   1764     lt_cv_dlopen="LoadLibrary"
   1765     lt_cv_dlopen_libs=
   1766     ;;
   1767 
   1768   cygwin*)
   1769     lt_cv_dlopen="dlopen"
   1770     lt_cv_dlopen_libs=
   1771     ;;
   1772 
   1773   darwin*)
   1774   # if libdl is installed we need to link against it
   1775     AC_CHECK_LIB([dl], [dlopen],
   1776 		[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],[
   1777     lt_cv_dlopen="dyld"
   1778     lt_cv_dlopen_libs=
   1779     lt_cv_dlopen_self=yes
   1780     ])
   1781     ;;
   1782 
   1783   *)
   1784     AC_CHECK_FUNC([shl_load],
   1785 	  [lt_cv_dlopen="shl_load"],
   1786       [AC_CHECK_LIB([dld], [shl_load],
   1787 	    [lt_cv_dlopen="shl_load" lt_cv_dlopen_libs="-ldld"],
   1788 	[AC_CHECK_FUNC([dlopen],
   1789 	      [lt_cv_dlopen="dlopen"],
   1790 	  [AC_CHECK_LIB([dl], [dlopen],
   1791 		[lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-ldl"],
   1792 	    [AC_CHECK_LIB([svld], [dlopen],
   1793 		  [lt_cv_dlopen="dlopen" lt_cv_dlopen_libs="-lsvld"],
   1794 	      [AC_CHECK_LIB([dld], [dld_link],
   1795 		    [lt_cv_dlopen="dld_link" lt_cv_dlopen_libs="-ldld"])
   1796 	      ])
   1797 	    ])
   1798 	  ])
   1799 	])
   1800       ])
   1801     ;;
   1802   esac
   1803 
   1804   if test "x$lt_cv_dlopen" != xno; then
   1805     enable_dlopen=yes
   1806   else
   1807     enable_dlopen=no
   1808   fi
   1809 
   1810   case $lt_cv_dlopen in
   1811   dlopen)
   1812     save_CPPFLAGS="$CPPFLAGS"
   1813     test "x$ac_cv_header_dlfcn_h" = xyes && CPPFLAGS="$CPPFLAGS -DHAVE_DLFCN_H"
   1814 
   1815     save_LDFLAGS="$LDFLAGS"
   1816     wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $export_dynamic_flag_spec\"
   1817 
   1818     save_LIBS="$LIBS"
   1819     LIBS="$lt_cv_dlopen_libs $LIBS"
   1820 
   1821     AC_CACHE_CHECK([whether a program can dlopen itself],
   1822 	  lt_cv_dlopen_self, [dnl
   1823 	  _LT_TRY_DLOPEN_SELF(
   1824 	    lt_cv_dlopen_self=yes, lt_cv_dlopen_self=yes,
   1825 	    lt_cv_dlopen_self=no, lt_cv_dlopen_self=cross)
   1826     ])
   1827 
   1828     if test "x$lt_cv_dlopen_self" = xyes; then
   1829       wl=$lt_prog_compiler_wl eval LDFLAGS=\"\$LDFLAGS $lt_prog_compiler_static\"
   1830       AC_CACHE_CHECK([whether a statically linked program can dlopen itself],
   1831 	  lt_cv_dlopen_self_static, [dnl
   1832 	  _LT_TRY_DLOPEN_SELF(
   1833 	    lt_cv_dlopen_self_static=yes, lt_cv_dlopen_self_static=yes,
   1834 	    lt_cv_dlopen_self_static=no,  lt_cv_dlopen_self_static=cross)
   1835       ])
   1836     fi
   1837 
   1838     CPPFLAGS="$save_CPPFLAGS"
   1839     LDFLAGS="$save_LDFLAGS"
   1840     LIBS="$save_LIBS"
   1841     ;;
   1842   esac
   1843 
   1844   case $lt_cv_dlopen_self in
   1845   yes|no) enable_dlopen_self=$lt_cv_dlopen_self ;;
   1846   *) enable_dlopen_self=unknown ;;
   1847   esac
   1848 
   1849   case $lt_cv_dlopen_self_static in
   1850   yes|no) enable_dlopen_self_static=$lt_cv_dlopen_self_static ;;
   1851   *) enable_dlopen_self_static=unknown ;;
   1852   esac
   1853 fi
   1854 _LT_DECL([dlopen_support], [enable_dlopen], [0],
   1855 	 [Whether dlopen is supported])
   1856 _LT_DECL([dlopen_self], [enable_dlopen_self], [0],
   1857 	 [Whether dlopen of programs is supported])
   1858 _LT_DECL([dlopen_self_static], [enable_dlopen_self_static], [0],
   1859 	 [Whether dlopen of statically linked programs is supported])
   1860 ])# LT_SYS_DLOPEN_SELF
   1861 
   1862 # Old name:
   1863 AU_ALIAS([AC_LIBTOOL_DLOPEN_SELF], [LT_SYS_DLOPEN_SELF])
   1864 dnl aclocal-1.4 backwards compatibility:
   1865 dnl AC_DEFUN([AC_LIBTOOL_DLOPEN_SELF], [])
   1866 
   1867 
   1868 # _LT_COMPILER_C_O([TAGNAME])
   1869 # ---------------------------
   1870 # Check to see if options -c and -o are simultaneously supported by compiler.
   1871 # This macro does not hard code the compiler like AC_PROG_CC_C_O.
   1872 m4_defun([_LT_COMPILER_C_O],
   1873 [m4_require([_LT_DECL_SED])dnl
   1874 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
   1875 m4_require([_LT_TAG_COMPILER])dnl
   1876 AC_CACHE_CHECK([if $compiler supports -c -o file.$ac_objext],
   1877   [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)],
   1878   [_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=no
   1879    $RM -r conftest 2>/dev/null
   1880    mkdir conftest
   1881    cd conftest
   1882    mkdir out
   1883    echo "$lt_simple_compile_test_code" > conftest.$ac_ext
   1884 
   1885    lt_compiler_flag="-o out/conftest2.$ac_objext"
   1886    # Insert the option either (1) after the last *FLAGS variable, or
   1887    # (2) before a word containing "conftest.", or (3) at the end.
   1888    # Note that $ac_compile itself does not contain backslashes and begins
   1889    # with a dollar sign (not a hyphen), so the echo should work correctly.
   1890    lt_compile=`echo "$ac_compile" | $SED \
   1891    -e 's:.*FLAGS}\{0,1\} :&$lt_compiler_flag :; t' \
   1892    -e 's: [[^ ]]*conftest\.: $lt_compiler_flag&:; t' \
   1893    -e 's:$: $lt_compiler_flag:'`
   1894    (eval echo "\"\$as_me:$LINENO: $lt_compile\"" >&AS_MESSAGE_LOG_FD)
   1895    (eval "$lt_compile" 2>out/conftest.err)
   1896    ac_status=$?
   1897    cat out/conftest.err >&AS_MESSAGE_LOG_FD
   1898    echo "$as_me:$LINENO: \$? = $ac_status" >&AS_MESSAGE_LOG_FD
   1899    if (exit $ac_status) && test -s out/conftest2.$ac_objext
   1900    then
   1901      # The compiler can only warn and ignore the option if not recognized
   1902      # So say no if there are warnings
   1903      $ECHO "$_lt_compiler_boilerplate" | $SED '/^$/d' > out/conftest.exp
   1904      $SED '/^$/d; /^ *+/d' out/conftest.err >out/conftest.er2
   1905      if test ! -s out/conftest.er2 || diff out/conftest.exp out/conftest.er2 >/dev/null; then
   1906        _LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
   1907      fi
   1908    fi
   1909    chmod u+w . 2>&AS_MESSAGE_LOG_FD
   1910    $RM conftest*
   1911    # SGI C++ compiler will create directory out/ii_files/ for
   1912    # template instantiation
   1913    test -d out/ii_files && $RM out/ii_files/* && rmdir out/ii_files
   1914    $RM out/* && rmdir out
   1915    cd ..
   1916    $RM -r conftest
   1917    $RM conftest*
   1918 ])
   1919 _LT_TAGDECL([compiler_c_o], [lt_cv_prog_compiler_c_o], [1],
   1920 	[Does compiler simultaneously support -c and -o options?])
   1921 ])# _LT_COMPILER_C_O
   1922 
   1923 
   1924 # _LT_COMPILER_FILE_LOCKS([TAGNAME])
   1925 # ----------------------------------
   1926 # Check to see if we can do hard links to lock some files if needed
   1927 m4_defun([_LT_COMPILER_FILE_LOCKS],
   1928 [m4_require([_LT_ENABLE_LOCK])dnl
   1929 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
   1930 _LT_COMPILER_C_O([$1])
   1931 
   1932 hard_links="nottested"
   1933 if test "$_LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)" = no && test "$need_locks" != no; then
   1934   # do not overwrite the value of need_locks provided by the user
   1935   AC_MSG_CHECKING([if we can lock with hard links])
   1936   hard_links=yes
   1937   $RM conftest*
   1938   ln conftest.a conftest.b 2>/dev/null && hard_links=no
   1939   touch conftest.a
   1940   ln conftest.a conftest.b 2>&5 || hard_links=no
   1941   ln conftest.a conftest.b 2>/dev/null && hard_links=no
   1942   AC_MSG_RESULT([$hard_links])
   1943   if test "$hard_links" = no; then
   1944     AC_MSG_WARN([`$CC' does not support `-c -o', so `make -j' may be unsafe])
   1945     need_locks=warn
   1946   fi
   1947 else
   1948   need_locks=no
   1949 fi
   1950 _LT_DECL([], [need_locks], [1], [Must we lock files when doing compilation?])
   1951 ])# _LT_COMPILER_FILE_LOCKS
   1952 
   1953 
   1954 # _LT_CHECK_OBJDIR
   1955 # ----------------
   1956 m4_defun([_LT_CHECK_OBJDIR],
   1957 [AC_CACHE_CHECK([for objdir], [lt_cv_objdir],
   1958 [rm -f .libs 2>/dev/null
   1959 mkdir .libs 2>/dev/null
   1960 if test -d .libs; then
   1961   lt_cv_objdir=.libs
   1962 else
   1963   # MS-DOS does not allow filenames that begin with a dot.
   1964   lt_cv_objdir=_libs
   1965 fi
   1966 rmdir .libs 2>/dev/null])
   1967 objdir=$lt_cv_objdir
   1968 _LT_DECL([], [objdir], [0],
   1969          [The name of the directory that contains temporary libtool files])dnl
   1970 m4_pattern_allow([LT_OBJDIR])dnl
   1971 AC_DEFINE_UNQUOTED(LT_OBJDIR, "$lt_cv_objdir/",
   1972   [Define to the sub-directory in which libtool stores uninstalled libraries.])
   1973 ])# _LT_CHECK_OBJDIR
   1974 
   1975 
   1976 # _LT_LINKER_HARDCODE_LIBPATH([TAGNAME])
   1977 # --------------------------------------
   1978 # Check hardcoding attributes.
   1979 m4_defun([_LT_LINKER_HARDCODE_LIBPATH],
   1980 [AC_MSG_CHECKING([how to hardcode library paths into programs])
   1981 _LT_TAGVAR(hardcode_action, $1)=
   1982 if test -n "$_LT_TAGVAR(hardcode_libdir_flag_spec, $1)" ||
   1983    test -n "$_LT_TAGVAR(runpath_var, $1)" ||
   1984    test "X$_LT_TAGVAR(hardcode_automatic, $1)" = "Xyes" ; then
   1985 
   1986   # We can hardcode non-existent directories.
   1987   if test "$_LT_TAGVAR(hardcode_direct, $1)" != no &&
   1988      # If the only mechanism to avoid hardcoding is shlibpath_var, we
   1989      # have to relink, otherwise we might link with an installed library
   1990      # when we should be linking with a yet-to-be-installed one
   1991      ## test "$_LT_TAGVAR(hardcode_shlibpath_var, $1)" != no &&
   1992      test "$_LT_TAGVAR(hardcode_minus_L, $1)" != no; then
   1993     # Linking always hardcodes the temporary library directory.
   1994     _LT_TAGVAR(hardcode_action, $1)=relink
   1995   else
   1996     # We can link without hardcoding, and we can hardcode nonexisting dirs.
   1997     _LT_TAGVAR(hardcode_action, $1)=immediate
   1998   fi
   1999 else
   2000   # We cannot hardcode anything, or else we can only hardcode existing
   2001   # directories.
   2002   _LT_TAGVAR(hardcode_action, $1)=unsupported
   2003 fi
   2004 AC_MSG_RESULT([$_LT_TAGVAR(hardcode_action, $1)])
   2005 
   2006 if test "$_LT_TAGVAR(hardcode_action, $1)" = relink ||
   2007    test "$_LT_TAGVAR(inherit_rpath, $1)" = yes; then
   2008   # Fast installation is not supported
   2009   enable_fast_install=no
   2010 elif test "$shlibpath_overrides_runpath" = yes ||
   2011      test "$enable_shared" = no; then
   2012   # Fast installation is not necessary
   2013   enable_fast_install=needless
   2014 fi
   2015 _LT_TAGDECL([], [hardcode_action], [0],
   2016     [How to hardcode a shared library path into an executable])
   2017 ])# _LT_LINKER_HARDCODE_LIBPATH
   2018 
   2019 
   2020 # _LT_CMD_STRIPLIB
   2021 # ----------------
   2022 m4_defun([_LT_CMD_STRIPLIB],
   2023 [m4_require([_LT_DECL_EGREP])
   2024 striplib=
   2025 old_striplib=
   2026 AC_MSG_CHECKING([whether stripping libraries is possible])
   2027 if test -n "$STRIP" && $STRIP -V 2>&1 | $GREP "GNU strip" >/dev/null; then
   2028   test -z "$old_striplib" && old_striplib="$STRIP --strip-debug"
   2029   test -z "$striplib" && striplib="$STRIP --strip-unneeded"
   2030   AC_MSG_RESULT([yes])
   2031 else
   2032 # FIXME - insert some real tests, host_os isn't really good enough
   2033   case $host_os in
   2034   darwin*)
   2035     if test -n "$STRIP" ; then
   2036       striplib="$STRIP -x"
   2037       old_striplib="$STRIP -S"
   2038       AC_MSG_RESULT([yes])
   2039     else
   2040       AC_MSG_RESULT([no])
   2041     fi
   2042     ;;
   2043   *)
   2044     AC_MSG_RESULT([no])
   2045     ;;
   2046   esac
   2047 fi
   2048 _LT_DECL([], [old_striplib], [1], [Commands to strip libraries])
   2049 _LT_DECL([], [striplib], [1])
   2050 ])# _LT_CMD_STRIPLIB
   2051 
   2052 
   2053 # _LT_SYS_DYNAMIC_LINKER([TAG])
   2054 # -----------------------------
   2055 # PORTME Fill in your ld.so characteristics
   2056 m4_defun([_LT_SYS_DYNAMIC_LINKER],
   2057 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
   2058 m4_require([_LT_DECL_EGREP])dnl
   2059 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
   2060 m4_require([_LT_DECL_OBJDUMP])dnl
   2061 m4_require([_LT_DECL_SED])dnl
   2062 m4_require([_LT_CHECK_SHELL_FEATURES])dnl
   2063 AC_MSG_CHECKING([dynamic linker characteristics])
   2064 m4_if([$1],
   2065 	[], [
   2066 if test "$GCC" = yes; then
   2067   case $host_os in
   2068     darwin*) lt_awk_arg="/^libraries:/,/LR/" ;;
   2069     *) lt_awk_arg="/^libraries:/" ;;
   2070   esac
   2071   case $host_os in
   2072     mingw* | cegcc*) lt_sed_strip_eq="s,=\([[A-Za-z]]:\),\1,g" ;;
   2073     *) lt_sed_strip_eq="s,=/,/,g" ;;
   2074   esac
   2075   lt_search_path_spec=`$CC -print-search-dirs | awk $lt_awk_arg | $SED -e "s/^libraries://" -e $lt_sed_strip_eq`
   2076   case $lt_search_path_spec in
   2077   *\;*)
   2078     # if the path contains ";" then we assume it to be the separator
   2079     # otherwise default to the standard path separator (i.e. ":") - it is
   2080     # assumed that no part of a normal pathname contains ";" but that should
   2081     # okay in the real world where ";" in dirpaths is itself problematic.
   2082     lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED 's/;/ /g'`
   2083     ;;
   2084   *)
   2085     lt_search_path_spec=`$ECHO "$lt_search_path_spec" | $SED "s/$PATH_SEPARATOR/ /g"`
   2086     ;;
   2087   esac
   2088   # Ok, now we have the path, separated by spaces, we can step through it
   2089   # and add multilib dir if necessary.
   2090   lt_tmp_lt_search_path_spec=
   2091   lt_multi_os_dir=`$CC $CPPFLAGS $CFLAGS $LDFLAGS -print-multi-os-directory 2>/dev/null`
   2092   for lt_sys_path in $lt_search_path_spec; do
   2093     if test -d "$lt_sys_path/$lt_multi_os_dir"; then
   2094       lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path/$lt_multi_os_dir"
   2095     else
   2096       test -d "$lt_sys_path" && \
   2097 	lt_tmp_lt_search_path_spec="$lt_tmp_lt_search_path_spec $lt_sys_path"
   2098     fi
   2099   done
   2100   lt_search_path_spec=`$ECHO "$lt_tmp_lt_search_path_spec" | awk '
   2101 BEGIN {RS=" "; FS="/|\n";} {
   2102   lt_foo="";
   2103   lt_count=0;
   2104   for (lt_i = NF; lt_i > 0; lt_i--) {
   2105     if ($lt_i != "" && $lt_i != ".") {
   2106       if ($lt_i == "..") {
   2107         lt_count++;
   2108       } else {
   2109         if (lt_count == 0) {
   2110           lt_foo="/" $lt_i lt_foo;
   2111         } else {
   2112           lt_count--;
   2113         }
   2114       }
   2115     }
   2116   }
   2117   if (lt_foo != "") { lt_freq[[lt_foo]]++; }
   2118   if (lt_freq[[lt_foo]] == 1) { print lt_foo; }
   2119 }'`
   2120   # AWK program above erroneously prepends '/' to C:/dos/paths
   2121   # for these hosts.
   2122   case $host_os in
   2123     mingw* | cegcc*) lt_search_path_spec=`$ECHO "$lt_search_path_spec" |\
   2124       $SED 's,/\([[A-Za-z]]:\),\1,g'` ;;
   2125   esac
   2126   sys_lib_search_path_spec=`$ECHO "$lt_search_path_spec" | $lt_NL2SP`
   2127 else
   2128   sys_lib_search_path_spec="/lib /usr/lib /usr/local/lib"
   2129 fi])
   2130 library_names_spec=
   2131 libname_spec='lib$name'
   2132 soname_spec=
   2133 shrext_cmds=".so"
   2134 postinstall_cmds=
   2135 postuninstall_cmds=
   2136 finish_cmds=
   2137 finish_eval=
   2138 shlibpath_var=
   2139 shlibpath_overrides_runpath=unknown
   2140 version_type=none
   2141 dynamic_linker="$host_os ld.so"
   2142 sys_lib_dlsearch_path_spec="/lib /usr/lib"
   2143 need_lib_prefix=unknown
   2144 hardcode_into_libs=no
   2145 
   2146 # when you set need_version to no, make sure it does not cause -set_version
   2147 # flags to be left without arguments
   2148 need_version=unknown
   2149 
   2150 case $host_os in
   2151 aix3*)
   2152   version_type=linux
   2153   library_names_spec='${libname}${release}${shared_ext}$versuffix $libname.a'
   2154   shlibpath_var=LIBPATH
   2155 
   2156   # AIX 3 has no versioning support, so we append a major version to the name.
   2157   soname_spec='${libname}${release}${shared_ext}$major'
   2158   ;;
   2159 
   2160 aix[[4-9]]*)
   2161   version_type=linux
   2162   need_lib_prefix=no
   2163   need_version=no
   2164   hardcode_into_libs=yes
   2165   if test "$host_cpu" = ia64; then
   2166     # AIX 5 supports IA64
   2167     library_names_spec='${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext}$versuffix $libname${shared_ext}'
   2168     shlibpath_var=LD_LIBRARY_PATH
   2169   else
   2170     # With GCC up to 2.95.x, collect2 would create an import file
   2171     # for dependence libraries.  The import file would start with
   2172     # the line `#! .'.  This would cause the generated library to
   2173     # depend on `.', always an invalid library.  This was fixed in
   2174     # development snapshots of GCC prior to 3.0.
   2175     case $host_os in
   2176       aix4 | aix4.[[01]] | aix4.[[01]].*)
   2177       if { echo '#if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 97)'
   2178 	   echo ' yes '
   2179 	   echo '#endif'; } | ${CC} -E - | $GREP yes > /dev/null; then
   2180 	:
   2181       else
   2182 	can_build_shared=no
   2183       fi
   2184       ;;
   2185     esac
   2186     # AIX (on Power*) has no versioning support, so currently we can not hardcode correct
   2187     # soname into executable. Probably we can add versioning support to
   2188     # collect2, so additional links can be useful in future.
   2189     if test "$aix_use_runtimelinking" = yes; then
   2190       # If using run time linking (on AIX 4.2 or later) use lib<name>.so
   2191       # instead of lib<name>.a to let people know that these are not
   2192       # typical AIX shared libraries.
   2193       library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2194     else
   2195       # We preserve .a as extension for shared libraries through AIX4.2
   2196       # and later when we are not doing run time linking.
   2197       library_names_spec='${libname}${release}.a $libname.a'
   2198       soname_spec='${libname}${release}${shared_ext}$major'
   2199     fi
   2200     shlibpath_var=LIBPATH
   2201   fi
   2202   ;;
   2203 
   2204 amigaos*)
   2205   case $host_cpu in
   2206   powerpc)
   2207     # Since July 2007 AmigaOS4 officially supports .so libraries.
   2208     # When compiling the executable, add -use-dynld -Lsobjs: to the compileline.
   2209     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2210     ;;
   2211   m68k)
   2212     library_names_spec='$libname.ixlibrary $libname.a'
   2213     # Create ${libname}_ixlibrary.a entries in /sys/libs.
   2214     finish_eval='for lib in `ls $libdir/*.ixlibrary 2>/dev/null`; do libname=`func_echo_all "$lib" | $SED '\''s%^.*/\([[^/]]*\)\.ixlibrary$%\1%'\''`; test $RM /sys/libs/${libname}_ixlibrary.a; $show "cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a"; cd /sys/libs && $LN_S $lib ${libname}_ixlibrary.a || exit 1; done'
   2215     ;;
   2216   esac
   2217   ;;
   2218 
   2219 beos*)
   2220   library_names_spec='${libname}${shared_ext}'
   2221   dynamic_linker="$host_os ld.so"
   2222   shlibpath_var=LIBRARY_PATH
   2223   ;;
   2224 
   2225 bsdi[[45]]*)
   2226   version_type=linux
   2227   need_version=no
   2228   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2229   soname_spec='${libname}${release}${shared_ext}$major'
   2230   finish_cmds='PATH="\$PATH:/sbin" ldconfig $libdir'
   2231   shlibpath_var=LD_LIBRARY_PATH
   2232   sys_lib_search_path_spec="/shlib /usr/lib /usr/X11/lib /usr/contrib/lib /lib /usr/local/lib"
   2233   sys_lib_dlsearch_path_spec="/shlib /usr/lib /usr/local/lib"
   2234   # the default ld.so.conf also contains /usr/contrib/lib and
   2235   # /usr/X11R6/lib (/usr/X11 is a link to /usr/X11R6), but let us allow
   2236   # libtool to hard-code these into programs
   2237   ;;
   2238 
   2239 cygwin* | mingw* | pw32* | cegcc*)
   2240   version_type=windows
   2241   shrext_cmds=".dll"
   2242   need_version=no
   2243   need_lib_prefix=no
   2244 
   2245   case $GCC,$host_os in
   2246   yes,cygwin* | yes,mingw* | yes,pw32* | yes,cegcc*)
   2247     library_names_spec='$libname.dll.a'
   2248     # DLL is installed to $(libdir)/../bin by postinstall_cmds
   2249     postinstall_cmds='base_file=`basename \${file}`~
   2250       dlpath=`$SHELL 2>&1 -c '\''. $dir/'\''\${base_file}'\''i; echo \$dlname'\''`~
   2251       dldir=$destdir/`dirname \$dlpath`~
   2252       test -d \$dldir || mkdir -p \$dldir~
   2253       $install_prog $dir/$dlname \$dldir/$dlname~
   2254       chmod a+x \$dldir/$dlname~
   2255       if test -n '\''$stripme'\'' && test -n '\''$striplib'\''; then
   2256         eval '\''$striplib \$dldir/$dlname'\'' || exit \$?;
   2257       fi'
   2258     postuninstall_cmds='dldll=`$SHELL 2>&1 -c '\''. $file; echo \$dlname'\''`~
   2259       dlpath=$dir/\$dldll~
   2260        $RM \$dlpath'
   2261     shlibpath_overrides_runpath=yes
   2262 
   2263     case $host_os in
   2264     cygwin*)
   2265       # Cygwin DLLs use 'cyg' prefix rather than 'lib'
   2266       soname_spec='`echo ${libname} | sed -e 's/^lib/cyg/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
   2267 m4_if([$1], [],[
   2268       sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/lib/w32api"])
   2269       ;;
   2270     mingw* | cegcc*)
   2271       # MinGW DLLs use traditional 'lib' prefix
   2272       soname_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
   2273       ;;
   2274     pw32*)
   2275       # pw32 DLLs use 'pw' prefix rather than 'lib'
   2276       library_names_spec='`echo ${libname} | sed -e 's/^lib/pw/'``echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext}'
   2277       ;;
   2278     esac
   2279     ;;
   2280 
   2281   *)
   2282     library_names_spec='${libname}`echo ${release} | $SED -e 's/[[.]]/-/g'`${versuffix}${shared_ext} $libname.lib'
   2283     ;;
   2284   esac
   2285   dynamic_linker='Win32 ld.exe'
   2286   # FIXME: first we should search . and the directory the executable is in
   2287   shlibpath_var=PATH
   2288   ;;
   2289 
   2290 darwin* | rhapsody*)
   2291   dynamic_linker="$host_os dyld"
   2292   version_type=darwin
   2293   need_lib_prefix=no
   2294   need_version=no
   2295   library_names_spec='${libname}${release}${major}$shared_ext ${libname}$shared_ext'
   2296   soname_spec='${libname}${release}${major}$shared_ext'
   2297   shlibpath_overrides_runpath=yes
   2298   shlibpath_var=DYLD_LIBRARY_PATH
   2299   shrext_cmds='`test .$module = .yes && echo .so || echo .dylib`'
   2300 m4_if([$1], [],[
   2301   sys_lib_search_path_spec="$sys_lib_search_path_spec /usr/local/lib"])
   2302   sys_lib_dlsearch_path_spec='/usr/local/lib /lib /usr/lib'
   2303   ;;
   2304 
   2305 dgux*)
   2306   version_type=linux
   2307   need_lib_prefix=no
   2308   need_version=no
   2309   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname$shared_ext'
   2310   soname_spec='${libname}${release}${shared_ext}$major'
   2311   shlibpath_var=LD_LIBRARY_PATH
   2312   ;;
   2313 
   2314 freebsd* | dragonfly*)
   2315   # DragonFly does not have aout.  When/if they implement a new
   2316   # versioning mechanism, adjust this.
   2317   if test -x /usr/bin/objformat; then
   2318     objformat=`/usr/bin/objformat`
   2319   else
   2320     case $host_os in
   2321     freebsd[[23]].*) objformat=aout ;;
   2322     *) objformat=elf ;;
   2323     esac
   2324   fi
   2325   version_type=freebsd-$objformat
   2326   case $version_type in
   2327     freebsd-elf*)
   2328       library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
   2329       need_version=no
   2330       need_lib_prefix=no
   2331       ;;
   2332     freebsd-*)
   2333       library_names_spec='${libname}${release}${shared_ext}$versuffix $libname${shared_ext}$versuffix'
   2334       need_version=yes
   2335       ;;
   2336   esac
   2337   shlibpath_var=LD_LIBRARY_PATH
   2338   case $host_os in
   2339   freebsd2.*)
   2340     shlibpath_overrides_runpath=yes
   2341     ;;
   2342   freebsd3.[[01]]* | freebsdelf3.[[01]]*)
   2343     shlibpath_overrides_runpath=yes
   2344     hardcode_into_libs=yes
   2345     ;;
   2346   freebsd3.[[2-9]]* | freebsdelf3.[[2-9]]* | \
   2347   freebsd4.[[0-5]] | freebsdelf4.[[0-5]] | freebsd4.1.1 | freebsdelf4.1.1)
   2348     shlibpath_overrides_runpath=no
   2349     hardcode_into_libs=yes
   2350     ;;
   2351   *) # from 4.6 on, and DragonFly
   2352     shlibpath_overrides_runpath=yes
   2353     hardcode_into_libs=yes
   2354     ;;
   2355   esac
   2356   ;;
   2357 
   2358 haiku*)
   2359   version_type=linux
   2360   need_lib_prefix=no
   2361   need_version=no
   2362   dynamic_linker="$host_os runtime_loader"
   2363   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}${major} ${libname}${shared_ext}'
   2364   soname_spec='${libname}${release}${shared_ext}$major'
   2365   shlibpath_var=LIBRARY_PATH
   2366   shlibpath_overrides_runpath=yes
   2367   sys_lib_dlsearch_path_spec='/boot/home/config/lib /boot/common/lib /boot/system/lib'
   2368   hardcode_into_libs=yes
   2369   ;;
   2370 
   2371 hpux9* | hpux10* | hpux11*)
   2372   # Give a soname corresponding to the major version so that dld.sl refuses to
   2373   # link against other versions.
   2374   version_type=sunos
   2375   need_lib_prefix=no
   2376   need_version=no
   2377   case $host_cpu in
   2378   ia64*)
   2379     shrext_cmds='.so'
   2380     hardcode_into_libs=yes
   2381     dynamic_linker="$host_os dld.so"
   2382     shlibpath_var=LD_LIBRARY_PATH
   2383     shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
   2384     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2385     soname_spec='${libname}${release}${shared_ext}$major'
   2386     if test "X$HPUX_IA64_MODE" = X32; then
   2387       sys_lib_search_path_spec="/usr/lib/hpux32 /usr/local/lib/hpux32 /usr/local/lib"
   2388     else
   2389       sys_lib_search_path_spec="/usr/lib/hpux64 /usr/local/lib/hpux64"
   2390     fi
   2391     sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
   2392     ;;
   2393   hppa*64*)
   2394     shrext_cmds='.sl'
   2395     hardcode_into_libs=yes
   2396     dynamic_linker="$host_os dld.sl"
   2397     shlibpath_var=LD_LIBRARY_PATH # How should we handle SHLIB_PATH
   2398     shlibpath_overrides_runpath=yes # Unless +noenvvar is specified.
   2399     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2400     soname_spec='${libname}${release}${shared_ext}$major'
   2401     sys_lib_search_path_spec="/usr/lib/pa20_64 /usr/ccs/lib/pa20_64"
   2402     sys_lib_dlsearch_path_spec=$sys_lib_search_path_spec
   2403     ;;
   2404   *)
   2405     shrext_cmds='.sl'
   2406     dynamic_linker="$host_os dld.sl"
   2407     shlibpath_var=SHLIB_PATH
   2408     shlibpath_overrides_runpath=no # +s is required to enable SHLIB_PATH
   2409     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2410     soname_spec='${libname}${release}${shared_ext}$major'
   2411     ;;
   2412   esac
   2413   # HP-UX runs *really* slowly unless shared libraries are mode 555, ...
   2414   postinstall_cmds='chmod 555 $lib'
   2415   # or fails outright, so override atomically:
   2416   install_override_mode=555
   2417   ;;
   2418 
   2419 interix[[3-9]]*)
   2420   version_type=linux
   2421   need_lib_prefix=no
   2422   need_version=no
   2423   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
   2424   soname_spec='${libname}${release}${shared_ext}$major'
   2425   dynamic_linker='Interix 3.x ld.so.1 (PE, like ELF)'
   2426   shlibpath_var=LD_LIBRARY_PATH
   2427   shlibpath_overrides_runpath=no
   2428   hardcode_into_libs=yes
   2429   ;;
   2430 
   2431 irix5* | irix6* | nonstopux*)
   2432   case $host_os in
   2433     nonstopux*) version_type=nonstopux ;;
   2434     *)
   2435 	if test "$lt_cv_prog_gnu_ld" = yes; then
   2436 		version_type=linux
   2437 	else
   2438 		version_type=irix
   2439 	fi ;;
   2440   esac
   2441   need_lib_prefix=no
   2442   need_version=no
   2443   soname_spec='${libname}${release}${shared_ext}$major'
   2444   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${release}${shared_ext} $libname${shared_ext}'
   2445   case $host_os in
   2446   irix5* | nonstopux*)
   2447     libsuff= shlibsuff=
   2448     ;;
   2449   *)
   2450     case $LD in # libtool.m4 will add one of these switches to LD
   2451     *-32|*"-32 "|*-melf32bsmip|*"-melf32bsmip ")
   2452       libsuff= shlibsuff= libmagic=32-bit;;
   2453     *-n32|*"-n32 "|*-melf32bmipn32|*"-melf32bmipn32 ")
   2454       libsuff=32 shlibsuff=N32 libmagic=N32;;
   2455     *-64|*"-64 "|*-melf64bmip|*"-melf64bmip ")
   2456       libsuff=64 shlibsuff=64 libmagic=64-bit;;
   2457     *) libsuff= shlibsuff= libmagic=never-match;;
   2458     esac
   2459     ;;
   2460   esac
   2461   shlibpath_var=LD_LIBRARY${shlibsuff}_PATH
   2462   shlibpath_overrides_runpath=no
   2463   sys_lib_search_path_spec="/usr/lib${libsuff} /lib${libsuff} /usr/local/lib${libsuff}"
   2464   sys_lib_dlsearch_path_spec="/usr/lib${libsuff} /lib${libsuff}"
   2465   hardcode_into_libs=yes
   2466   ;;
   2467 
   2468 # No shared lib support for Linux oldld, aout, or coff.
   2469 linux*oldld* | linux*aout* | linux*coff*)
   2470   dynamic_linker=no
   2471   ;;
   2472 
   2473 # This must be Linux ELF.
   2474 
   2475 # uclinux* changes (here and below) have been submitted to the libtool
   2476 # project, but have not yet been accepted: they are GCC-local changes
   2477 # for the time being.  (See
   2478 # https://lists.gnu.org/archive/html/libtool-patches/2018-05/msg00000.html)
   2479 linux* | k*bsd*-gnu | kopensolaris*-gnu | gnu* | uclinuxfdpiceabi)
   2480   version_type=linux
   2481   need_lib_prefix=no
   2482   need_version=no
   2483   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2484   soname_spec='${libname}${release}${shared_ext}$major'
   2485   finish_cmds='PATH="\$PATH:/sbin" ldconfig -n $libdir'
   2486   shlibpath_var=LD_LIBRARY_PATH
   2487   shlibpath_overrides_runpath=no
   2488 
   2489   # Some binutils ld are patched to set DT_RUNPATH
   2490   AC_CACHE_VAL([lt_cv_shlibpath_overrides_runpath],
   2491     [lt_cv_shlibpath_overrides_runpath=no
   2492     save_LDFLAGS=$LDFLAGS
   2493     save_libdir=$libdir
   2494     eval "libdir=/foo; wl=\"$_LT_TAGVAR(lt_prog_compiler_wl, $1)\"; \
   2495 	 LDFLAGS=\"\$LDFLAGS $_LT_TAGVAR(hardcode_libdir_flag_spec, $1)\""
   2496     AC_LINK_IFELSE([AC_LANG_PROGRAM([],[])],
   2497       [AS_IF([ ($OBJDUMP -p conftest$ac_exeext) 2>/dev/null | grep "RUNPATH.*$libdir" >/dev/null],
   2498 	 [lt_cv_shlibpath_overrides_runpath=yes])])
   2499     LDFLAGS=$save_LDFLAGS
   2500     libdir=$save_libdir
   2501     ])
   2502   shlibpath_overrides_runpath=$lt_cv_shlibpath_overrides_runpath
   2503 
   2504   # This implies no fast_install, which is unacceptable.
   2505   # Some rework will be needed to allow for fast_install
   2506   # before this can be enabled.
   2507   hardcode_into_libs=yes
   2508 
   2509   # Append ld.so.conf contents to the search path
   2510   if test -f /etc/ld.so.conf; then
   2511     lt_ld_extra=`awk '/^include / { system(sprintf("cd /etc; cat %s 2>/dev/null", \[$]2)); skip = 1; } { if (!skip) print \[$]0; skip = 0; }' < /etc/ld.so.conf | $SED -e 's/#.*//;/^[	 ]*hwcap[	 ]/d;s/[:,	]/ /g;s/=[^=]*$//;s/=[^= ]* / /g;s/"//g;/^$/d' | tr '\n' ' '`
   2512     sys_lib_dlsearch_path_spec="/lib /usr/lib $lt_ld_extra"
   2513   fi
   2514 
   2515   # We used to test for /lib/ld.so.1 and disable shared libraries on
   2516   # powerpc, because MkLinux only supported shared libraries with the
   2517   # GNU dynamic linker.  Since this was broken with cross compilers,
   2518   # most powerpc-linux boxes support dynamic linking these days and
   2519   # people can always --disable-shared, the test was removed, and we
   2520   # assume the GNU/Linux dynamic linker is in use.
   2521   dynamic_linker='GNU/Linux ld.so'
   2522   ;;
   2523 
   2524 netbsd*)
   2525   version_type=sunos
   2526   need_lib_prefix=no
   2527   need_version=no
   2528   if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
   2529     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
   2530     finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
   2531     dynamic_linker='NetBSD (a.out) ld.so'
   2532   else
   2533     library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major ${libname}${shared_ext}'
   2534     soname_spec='${libname}${release}${shared_ext}$major'
   2535     dynamic_linker='NetBSD ld.elf_so'
   2536   fi
   2537   shlibpath_var=LD_LIBRARY_PATH
   2538   shlibpath_overrides_runpath=yes
   2539   hardcode_into_libs=yes
   2540   ;;
   2541 
   2542 newsos6)
   2543   version_type=linux
   2544   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2545   shlibpath_var=LD_LIBRARY_PATH
   2546   shlibpath_overrides_runpath=yes
   2547   ;;
   2548 
   2549 *nto* | *qnx*)
   2550   version_type=qnx
   2551   need_lib_prefix=no
   2552   need_version=no
   2553   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2554   soname_spec='${libname}${release}${shared_ext}$major'
   2555   shlibpath_var=LD_LIBRARY_PATH
   2556   shlibpath_overrides_runpath=no
   2557   hardcode_into_libs=yes
   2558   dynamic_linker='ldqnx.so'
   2559   ;;
   2560 
   2561 openbsd*)
   2562   version_type=sunos
   2563   sys_lib_dlsearch_path_spec="/usr/lib"
   2564   need_lib_prefix=no
   2565   # Some older versions of OpenBSD (3.3 at least) *do* need versioned libs.
   2566   case $host_os in
   2567     openbsd3.3 | openbsd3.3.*)	need_version=yes ;;
   2568     *)				need_version=no  ;;
   2569   esac
   2570   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
   2571   finish_cmds='PATH="\$PATH:/sbin" ldconfig -m $libdir'
   2572   shlibpath_var=LD_LIBRARY_PATH
   2573   if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
   2574     case $host_os in
   2575       openbsd2.[[89]] | openbsd2.[[89]].*)
   2576 	shlibpath_overrides_runpath=no
   2577 	;;
   2578       *)
   2579 	shlibpath_overrides_runpath=yes
   2580 	;;
   2581       esac
   2582   else
   2583     shlibpath_overrides_runpath=yes
   2584   fi
   2585   ;;
   2586 
   2587 os2*)
   2588   libname_spec='$name'
   2589   shrext_cmds=".dll"
   2590   need_lib_prefix=no
   2591   library_names_spec='$libname${shared_ext} $libname.a'
   2592   dynamic_linker='OS/2 ld.exe'
   2593   shlibpath_var=LIBPATH
   2594   ;;
   2595 
   2596 osf3* | osf4* | osf5*)
   2597   version_type=osf
   2598   need_lib_prefix=no
   2599   need_version=no
   2600   soname_spec='${libname}${release}${shared_ext}$major'
   2601   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2602   shlibpath_var=LD_LIBRARY_PATH
   2603   sys_lib_search_path_spec="/usr/shlib /usr/ccs/lib /usr/lib/cmplrs/cc /usr/lib /usr/local/lib /var/shlib"
   2604   sys_lib_dlsearch_path_spec="$sys_lib_search_path_spec"
   2605   ;;
   2606 
   2607 rdos*)
   2608   dynamic_linker=no
   2609   ;;
   2610 
   2611 solaris*)
   2612   version_type=linux
   2613   need_lib_prefix=no
   2614   need_version=no
   2615   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2616   soname_spec='${libname}${release}${shared_ext}$major'
   2617   shlibpath_var=LD_LIBRARY_PATH
   2618   shlibpath_overrides_runpath=yes
   2619   hardcode_into_libs=yes
   2620   # ldd complains unless libraries are executable
   2621   postinstall_cmds='chmod +x $lib'
   2622   ;;
   2623 
   2624 sunos4*)
   2625   version_type=sunos
   2626   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${shared_ext}$versuffix'
   2627   finish_cmds='PATH="\$PATH:/usr/etc" ldconfig $libdir'
   2628   shlibpath_var=LD_LIBRARY_PATH
   2629   shlibpath_overrides_runpath=yes
   2630   if test "$with_gnu_ld" = yes; then
   2631     need_lib_prefix=no
   2632   fi
   2633   need_version=yes
   2634   ;;
   2635 
   2636 sysv4 | sysv4.3*)
   2637   version_type=linux
   2638   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2639   soname_spec='${libname}${release}${shared_ext}$major'
   2640   shlibpath_var=LD_LIBRARY_PATH
   2641   case $host_vendor in
   2642     sni)
   2643       shlibpath_overrides_runpath=no
   2644       need_lib_prefix=no
   2645       runpath_var=LD_RUN_PATH
   2646       ;;
   2647     siemens)
   2648       need_lib_prefix=no
   2649       ;;
   2650     motorola)
   2651       need_lib_prefix=no
   2652       need_version=no
   2653       shlibpath_overrides_runpath=no
   2654       sys_lib_search_path_spec='/lib /usr/lib /usr/ccs/lib'
   2655       ;;
   2656   esac
   2657   ;;
   2658 
   2659 sysv4*MP*)
   2660   if test -d /usr/nec ;then
   2661     version_type=linux
   2662     library_names_spec='$libname${shared_ext}.$versuffix $libname${shared_ext}.$major $libname${shared_ext}'
   2663     soname_spec='$libname${shared_ext}.$major'
   2664     shlibpath_var=LD_LIBRARY_PATH
   2665   fi
   2666   ;;
   2667 
   2668 sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
   2669   version_type=freebsd-elf
   2670   need_lib_prefix=no
   2671   need_version=no
   2672   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext} $libname${shared_ext}'
   2673   soname_spec='${libname}${release}${shared_ext}$major'
   2674   shlibpath_var=LD_LIBRARY_PATH
   2675   shlibpath_overrides_runpath=yes
   2676   hardcode_into_libs=yes
   2677   if test "$with_gnu_ld" = yes; then
   2678     sys_lib_search_path_spec='/usr/local/lib /usr/gnu/lib /usr/ccs/lib /usr/lib /lib'
   2679   else
   2680     sys_lib_search_path_spec='/usr/ccs/lib /usr/lib'
   2681     case $host_os in
   2682       sco3.2v5*)
   2683         sys_lib_search_path_spec="$sys_lib_search_path_spec /lib"
   2684 	;;
   2685     esac
   2686   fi
   2687   sys_lib_dlsearch_path_spec='/usr/lib'
   2688   ;;
   2689 
   2690 tpf*)
   2691   # TPF is a cross-target only.  Preferred cross-host = GNU/Linux.
   2692   version_type=linux
   2693   need_lib_prefix=no
   2694   need_version=no
   2695   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2696   shlibpath_var=LD_LIBRARY_PATH
   2697   shlibpath_overrides_runpath=no
   2698   hardcode_into_libs=yes
   2699   ;;
   2700 
   2701 uts4*)
   2702   version_type=linux
   2703   library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2704   soname_spec='${libname}${release}${shared_ext}$major'
   2705   shlibpath_var=LD_LIBRARY_PATH
   2706   ;;
   2707 
   2708 # Shared libraries for VwWorks, >= 7 only at this stage
   2709 # and (fpic) still incompatible with "large" code models
   2710 # in a few configurations. Only for RTP mode in any case,
   2711 # and upon explicit request at configure time.
   2712 vxworks7*)
   2713   dynamic_linker=no
   2714   case ${with_multisubdir}-${enable_shared} in
   2715     *large*)
   2716       ;;
   2717     *mrtp*-yes)
   2718       version_type=linux
   2719       need_lib_prefix=no
   2720       need_version=no
   2721       library_names_spec='${libname}${release}${shared_ext}$versuffix ${libname}${release}${shared_ext}$major $libname${shared_ext}'
   2722       soname_spec='${libname}${release}${shared_ext}$major'
   2723       dynamic_linker="$host_os module_loader"
   2724       ;;
   2725   esac
   2726   ;;
   2727 *)
   2728   dynamic_linker=no
   2729   ;;
   2730 esac
   2731 AC_MSG_RESULT([$dynamic_linker])
   2732 test "$dynamic_linker" = no && can_build_shared=no
   2733 
   2734 variables_saved_for_relink="PATH $shlibpath_var $runpath_var"
   2735 if test "$GCC" = yes; then
   2736   variables_saved_for_relink="$variables_saved_for_relink GCC_EXEC_PREFIX COMPILER_PATH LIBRARY_PATH"
   2737 fi
   2738 
   2739 if test "${lt_cv_sys_lib_search_path_spec+set}" = set; then
   2740   sys_lib_search_path_spec="$lt_cv_sys_lib_search_path_spec"
   2741 fi
   2742 if test "${lt_cv_sys_lib_dlsearch_path_spec+set}" = set; then
   2743   sys_lib_dlsearch_path_spec="$lt_cv_sys_lib_dlsearch_path_spec"
   2744 fi
   2745 
   2746 _LT_DECL([], [variables_saved_for_relink], [1],
   2747     [Variables whose values should be saved in libtool wrapper scripts and
   2748     restored at link time])
   2749 _LT_DECL([], [need_lib_prefix], [0],
   2750     [Do we need the "lib" prefix for modules?])
   2751 _LT_DECL([], [need_version], [0], [Do we need a version for libraries?])
   2752 _LT_DECL([], [version_type], [0], [Library versioning type])
   2753 _LT_DECL([], [runpath_var], [0],  [Shared library runtime path variable])
   2754 _LT_DECL([], [shlibpath_var], [0],[Shared library path variable])
   2755 _LT_DECL([], [shlibpath_overrides_runpath], [0],
   2756     [Is shlibpath searched before the hard-coded library search path?])
   2757 _LT_DECL([], [libname_spec], [1], [Format of library name prefix])
   2758 _LT_DECL([], [library_names_spec], [1],
   2759     [[List of archive names.  First name is the real one, the rest are links.
   2760     The last name is the one that the linker finds with -lNAME]])
   2761 _LT_DECL([], [soname_spec], [1],
   2762     [[The coded name of the library, if different from the real name]])
   2763 _LT_DECL([], [install_override_mode], [1],
   2764     [Permission mode override for installation of shared libraries])
   2765 _LT_DECL([], [postinstall_cmds], [2],
   2766     [Command to use after installation of a shared archive])
   2767 _LT_DECL([], [postuninstall_cmds], [2],
   2768     [Command to use after uninstallation of a shared archive])
   2769 _LT_DECL([], [finish_cmds], [2],
   2770     [Commands used to finish a libtool library installation in a directory])
   2771 _LT_DECL([], [finish_eval], [1],
   2772     [[As "finish_cmds", except a single script fragment to be evaled but
   2773     not shown]])
   2774 _LT_DECL([], [hardcode_into_libs], [0],
   2775     [Whether we should hardcode library paths into libraries])
   2776 _LT_DECL([], [sys_lib_search_path_spec], [2],
   2777     [Compile-time system search path for libraries])
   2778 _LT_DECL([], [sys_lib_dlsearch_path_spec], [2],
   2779     [Run-time system search path for libraries])
   2780 ])# _LT_SYS_DYNAMIC_LINKER
   2781 
   2782 
   2783 # _LT_PATH_TOOL_PREFIX(TOOL)
   2784 # --------------------------
   2785 # find a file program which can recognize shared library
   2786 AC_DEFUN([_LT_PATH_TOOL_PREFIX],
   2787 [m4_require([_LT_DECL_EGREP])dnl
   2788 AC_MSG_CHECKING([for $1])
   2789 AC_CACHE_VAL(lt_cv_path_MAGIC_CMD,
   2790 [case $MAGIC_CMD in
   2791 [[\\/*] |  ?:[\\/]*])
   2792   lt_cv_path_MAGIC_CMD="$MAGIC_CMD" # Let the user override the test with a path.
   2793   ;;
   2794 *)
   2795   lt_save_MAGIC_CMD="$MAGIC_CMD"
   2796   lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
   2797 dnl $ac_dummy forces splitting on constant user-supplied paths.
   2798 dnl POSIX.2 word splitting is done only on the output of word expansions,
   2799 dnl not every word.  This closes a longstanding sh security hole.
   2800   ac_dummy="m4_if([$2], , $PATH, [$2])"
   2801   for ac_dir in $ac_dummy; do
   2802     IFS="$lt_save_ifs"
   2803     test -z "$ac_dir" && ac_dir=.
   2804     if test -f $ac_dir/$1; then
   2805       lt_cv_path_MAGIC_CMD="$ac_dir/$1"
   2806       if test -n "$file_magic_test_file"; then
   2807 	case $deplibs_check_method in
   2808 	"file_magic "*)
   2809 	  file_magic_regex=`expr "$deplibs_check_method" : "file_magic \(.*\)"`
   2810 	  MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
   2811 	  if eval $file_magic_cmd \$file_magic_test_file 2> /dev/null |
   2812 	    $EGREP "$file_magic_regex" > /dev/null; then
   2813 	    :
   2814 	  else
   2815 	    cat <<_LT_EOF 1>&2
   2816 
   2817 *** Warning: the command libtool uses to detect shared libraries,
   2818 *** $file_magic_cmd, produces output that libtool cannot recognize.
   2819 *** The result is that libtool may fail to recognize shared libraries
   2820 *** as such.  This will affect the creation of libtool libraries that
   2821 *** depend on shared libraries, but programs linked with such libtool
   2822 *** libraries will work regardless of this problem.  Nevertheless, you
   2823 *** may want to report the problem to your system manager and/or to
   2824 *** bug-libtool (a] gnu.org
   2825 
   2826 _LT_EOF
   2827 	  fi ;;
   2828 	esac
   2829       fi
   2830       break
   2831     fi
   2832   done
   2833   IFS="$lt_save_ifs"
   2834   MAGIC_CMD="$lt_save_MAGIC_CMD"
   2835   ;;
   2836 esac])
   2837 MAGIC_CMD="$lt_cv_path_MAGIC_CMD"
   2838 if test -n "$MAGIC_CMD"; then
   2839   AC_MSG_RESULT($MAGIC_CMD)
   2840 else
   2841   AC_MSG_RESULT(no)
   2842 fi
   2843 _LT_DECL([], [MAGIC_CMD], [0],
   2844 	 [Used to examine libraries when file_magic_cmd begins with "file"])dnl
   2845 ])# _LT_PATH_TOOL_PREFIX
   2846 
   2847 # Old name:
   2848 AU_ALIAS([AC_PATH_TOOL_PREFIX], [_LT_PATH_TOOL_PREFIX])
   2849 dnl aclocal-1.4 backwards compatibility:
   2850 dnl AC_DEFUN([AC_PATH_TOOL_PREFIX], [])
   2851 
   2852 
   2853 # _LT_PATH_MAGIC
   2854 # --------------
   2855 # find a file program which can recognize a shared library
   2856 m4_defun([_LT_PATH_MAGIC],
   2857 [_LT_PATH_TOOL_PREFIX(${ac_tool_prefix}file, /usr/bin$PATH_SEPARATOR$PATH)
   2858 if test -z "$lt_cv_path_MAGIC_CMD"; then
   2859   if test -n "$ac_tool_prefix"; then
   2860     _LT_PATH_TOOL_PREFIX(file, /usr/bin$PATH_SEPARATOR$PATH)
   2861   else
   2862     MAGIC_CMD=:
   2863   fi
   2864 fi
   2865 ])# _LT_PATH_MAGIC
   2866 
   2867 
   2868 # LT_PATH_LD
   2869 # ----------
   2870 # find the pathname to the GNU or non-GNU linker
   2871 AC_DEFUN([LT_PATH_LD],
   2872 [AC_REQUIRE([AC_PROG_CC])dnl
   2873 AC_REQUIRE([AC_CANONICAL_HOST])dnl
   2874 AC_REQUIRE([AC_CANONICAL_BUILD])dnl
   2875 m4_require([_LT_DECL_SED])dnl
   2876 m4_require([_LT_DECL_EGREP])dnl
   2877 m4_require([_LT_PROG_ECHO_BACKSLASH])dnl
   2878 
   2879 AC_ARG_WITH([gnu-ld],
   2880     [AS_HELP_STRING([--with-gnu-ld],
   2881 	[assume the C compiler uses GNU ld @<:@default=no@:>@])],
   2882     [test "$withval" = no || with_gnu_ld=yes],
   2883     [with_gnu_ld=no])dnl
   2884 
   2885 ac_prog=ld
   2886 if test "$GCC" = yes; then
   2887   # Check if gcc -print-prog-name=ld gives a path.
   2888   AC_MSG_CHECKING([for ld used by $CC])
   2889   case $host in
   2890   *-*-mingw*)
   2891     # gcc leaves a trailing carriage return which upsets mingw
   2892     ac_prog=`($CC -print-prog-name=ld) 2>&5 | tr -d '\015'` ;;
   2893   *)
   2894     ac_prog=`($CC -print-prog-name=ld) 2>&5` ;;
   2895   esac
   2896   case $ac_prog in
   2897     # Accept absolute paths.
   2898     [[\\/]]* | ?:[[\\/]]*)
   2899       re_direlt='/[[^/]][[^/]]*/\.\./'
   2900       # Canonicalize the pathname of ld
   2901       ac_prog=`$ECHO "$ac_prog"| $SED 's%\\\\%/%g'`
   2902       while $ECHO "$ac_prog" | $GREP "$re_direlt" > /dev/null 2>&1; do
   2903 	ac_prog=`$ECHO $ac_prog| $SED "s%$re_direlt%/%"`
   2904       done
   2905       test -z "$LD" && LD="$ac_prog"
   2906       ;;
   2907   "")
   2908     # If it fails, then pretend we aren't using GCC.
   2909     ac_prog=ld
   2910     ;;
   2911   *)
   2912     # If it is relative, then search for the first ld in PATH.
   2913     with_gnu_ld=unknown
   2914     ;;
   2915   esac
   2916 elif test "$with_gnu_ld" = yes; then
   2917   AC_MSG_CHECKING([for GNU ld])
   2918 else
   2919   AC_MSG_CHECKING([for non-GNU ld])
   2920 fi
   2921 AC_CACHE_VAL(lt_cv_path_LD,
   2922 [if test -z "$LD"; then
   2923   lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
   2924   for ac_dir in $PATH; do
   2925     IFS="$lt_save_ifs"
   2926     test -z "$ac_dir" && ac_dir=.
   2927     if test -f "$ac_dir/$ac_prog" || test -f "$ac_dir/$ac_prog$ac_exeext"; then
   2928       lt_cv_path_LD="$ac_dir/$ac_prog"
   2929       # Check to see if the program is GNU ld.  I'd rather use --version,
   2930       # but apparently some variants of GNU ld only accept -v.
   2931       # Break only if it was the GNU/non-GNU ld that we prefer.
   2932       case `"$lt_cv_path_LD" -v 2>&1 </dev/null` in
   2933       *GNU* | *'with BFD'*)
   2934 	test "$with_gnu_ld" != no && break
   2935 	;;
   2936       *)
   2937 	test "$with_gnu_ld" != yes && break
   2938 	;;
   2939       esac
   2940     fi
   2941   done
   2942   IFS="$lt_save_ifs"
   2943 else
   2944   lt_cv_path_LD="$LD" # Let the user override the test with a path.
   2945 fi])
   2946 LD="$lt_cv_path_LD"
   2947 if test -n "$LD"; then
   2948   AC_MSG_RESULT($LD)
   2949 else
   2950   AC_MSG_RESULT(no)
   2951 fi
   2952 test -z "$LD" && AC_MSG_ERROR([no acceptable ld found in \$PATH])
   2953 _LT_PATH_LD_GNU
   2954 AC_SUBST([LD])
   2955 
   2956 _LT_TAGDECL([], [LD], [1], [The linker used to build libraries])
   2957 ])# LT_PATH_LD
   2958 
   2959 # Old names:
   2960 AU_ALIAS([AM_PROG_LD], [LT_PATH_LD])
   2961 AU_ALIAS([AC_PROG_LD], [LT_PATH_LD])
   2962 dnl aclocal-1.4 backwards compatibility:
   2963 dnl AC_DEFUN([AM_PROG_LD], [])
   2964 dnl AC_DEFUN([AC_PROG_LD], [])
   2965 
   2966 
   2967 # _LT_PATH_LD_GNU
   2968 #- --------------
   2969 m4_defun([_LT_PATH_LD_GNU],
   2970 [AC_CACHE_CHECK([if the linker ($LD) is GNU ld], lt_cv_prog_gnu_ld,
   2971 [# I'd rather use --version here, but apparently some GNU lds only accept -v.
   2972 case `$LD -v 2>&1 </dev/null` in
   2973 *GNU* | *'with BFD'*)
   2974   lt_cv_prog_gnu_ld=yes
   2975   ;;
   2976 *)
   2977   lt_cv_prog_gnu_ld=no
   2978   ;;
   2979 esac])
   2980 with_gnu_ld=$lt_cv_prog_gnu_ld
   2981 ])# _LT_PATH_LD_GNU
   2982 
   2983 
   2984 # _LT_CMD_RELOAD
   2985 # --------------
   2986 # find reload flag for linker
   2987 #   -- PORTME Some linkers may need a different reload flag.
   2988 m4_defun([_LT_CMD_RELOAD],
   2989 [AC_CACHE_CHECK([for $LD option to reload object files],
   2990   lt_cv_ld_reload_flag,
   2991   [lt_cv_ld_reload_flag='-r'])
   2992 reload_flag=$lt_cv_ld_reload_flag
   2993 case $reload_flag in
   2994 "" | " "*) ;;
   2995 *) reload_flag=" $reload_flag" ;;
   2996 esac
   2997 reload_cmds='$LD$reload_flag -o $output$reload_objs'
   2998 case $host_os in
   2999   darwin*)
   3000     if test "$GCC" = yes; then
   3001       reload_cmds='$LTCC $LTCFLAGS -nostdlib ${wl}-r -o $output$reload_objs'
   3002     else
   3003       reload_cmds='$LD$reload_flag -o $output$reload_objs'
   3004     fi
   3005     ;;
   3006 esac
   3007 _LT_TAGDECL([], [reload_flag], [1], [How to create reloadable object files])dnl
   3008 _LT_TAGDECL([], [reload_cmds], [2])dnl
   3009 ])# _LT_CMD_RELOAD
   3010 
   3011 
   3012 # _LT_CHECK_MAGIC_METHOD
   3013 # ----------------------
   3014 # how to check for library dependencies
   3015 #  -- PORTME fill in with the dynamic library characteristics
   3016 m4_defun([_LT_CHECK_MAGIC_METHOD],
   3017 [m4_require([_LT_DECL_EGREP])
   3018 m4_require([_LT_DECL_OBJDUMP])
   3019 AC_CACHE_CHECK([how to recognize dependent libraries],
   3020 lt_cv_deplibs_check_method,
   3021 [lt_cv_file_magic_cmd='$MAGIC_CMD'
   3022 lt_cv_file_magic_test_file=
   3023 lt_cv_deplibs_check_method='unknown'
   3024 # Need to set the preceding variable on all platforms that support
   3025 # interlibrary dependencies.
   3026 # 'none' -- dependencies not supported.
   3027 # `unknown' -- same as none, but documents that we really don't know.
   3028 # 'pass_all' -- all dependencies passed with no checks.
   3029 # 'test_compile' -- check by making test program.
   3030 # 'file_magic [[regex]]' -- check by looking for files in library path
   3031 # which responds to the $file_magic_cmd with a given extended regex.
   3032 # If you have `file' or equivalent on your system and you're not sure
   3033 # whether `pass_all' will *always* work, you probably want this one.
   3034 
   3035 case $host_os in
   3036 aix[[4-9]]*)
   3037   lt_cv_deplibs_check_method=pass_all
   3038   ;;
   3039 
   3040 beos*)
   3041   lt_cv_deplibs_check_method=pass_all
   3042   ;;
   3043 
   3044 bsdi[[45]]*)
   3045   lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib)'
   3046   lt_cv_file_magic_cmd='/usr/bin/file -L'
   3047   lt_cv_file_magic_test_file=/shlib/libc.so
   3048   ;;
   3049 
   3050 cygwin*)
   3051   # func_win32_libid is a shell function defined in ltmain.sh
   3052   lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
   3053   lt_cv_file_magic_cmd='func_win32_libid'
   3054   ;;
   3055 
   3056 mingw* | pw32*)
   3057   # Base MSYS/MinGW do not provide the 'file' command needed by
   3058   # func_win32_libid shell function, so use a weaker test based on 'objdump',
   3059   # unless we find 'file', for example because we are cross-compiling.
   3060   # func_win32_libid assumes BSD nm, so disallow it if using MS dumpbin.
   3061   if ( test "$lt_cv_nm_interface" = "BSD nm" && file / ) >/dev/null 2>&1; then
   3062     lt_cv_deplibs_check_method='file_magic ^x86 archive import|^x86 DLL'
   3063     lt_cv_file_magic_cmd='func_win32_libid'
   3064   else
   3065     lt_cv_deplibs_check_method='file_magic file format pei*-i386(.*architecture: i386)?'
   3066     lt_cv_file_magic_cmd='$OBJDUMP -f'
   3067   fi
   3068   ;;
   3069 
   3070 cegcc*)
   3071   # use the weaker test based on 'objdump'. See mingw*.
   3072   lt_cv_deplibs_check_method='file_magic file format pe-arm-.*little(.*architecture: arm)?'
   3073   lt_cv_file_magic_cmd='$OBJDUMP -f'
   3074   ;;
   3075 
   3076 darwin* | rhapsody*)
   3077   lt_cv_deplibs_check_method=pass_all
   3078   ;;
   3079 
   3080 freebsd* | dragonfly*)
   3081   if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
   3082     case $host_cpu in
   3083     i*86 )
   3084       # Not sure whether the presence of OpenBSD here was a mistake.
   3085       # Let's accept both of them until this is cleared up.
   3086       lt_cv_deplibs_check_method='file_magic (FreeBSD|OpenBSD|DragonFly)/i[[3-9]]86 (compact )?demand paged shared library'
   3087       lt_cv_file_magic_cmd=/usr/bin/file
   3088       lt_cv_file_magic_test_file=`echo /usr/lib/libc.so.*`
   3089       ;;
   3090     esac
   3091   else
   3092     lt_cv_deplibs_check_method=pass_all
   3093   fi
   3094   ;;
   3095 
   3096 gnu*)
   3097   lt_cv_deplibs_check_method=pass_all
   3098   ;;
   3099 
   3100 haiku*)
   3101   lt_cv_deplibs_check_method=pass_all
   3102   ;;
   3103 
   3104 hpux10.20* | hpux11*)
   3105   lt_cv_file_magic_cmd=/usr/bin/file
   3106   case $host_cpu in
   3107   ia64*)
   3108     lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|ELF-[[0-9]][[0-9]]) shared object file - IA64'
   3109     lt_cv_file_magic_test_file=/usr/lib/hpux32/libc.so
   3110     ;;
   3111   hppa*64*)
   3112     [lt_cv_deplibs_check_method='file_magic (s[0-9][0-9][0-9]|ELF[ -][0-9][0-9])(-bit)?( [LM]SB)? shared object( file)?[, -]* PA-RISC [0-9]\.[0-9]']
   3113     lt_cv_file_magic_test_file=/usr/lib/pa20_64/libc.sl
   3114     ;;
   3115   *)
   3116     lt_cv_deplibs_check_method='file_magic (s[[0-9]][[0-9]][[0-9]]|PA-RISC[[0-9]]\.[[0-9]]) shared library'
   3117     lt_cv_file_magic_test_file=/usr/lib/libc.sl
   3118     ;;
   3119   esac
   3120   ;;
   3121 
   3122 interix[[3-9]]*)
   3123   # PIC code is broken on Interix 3.x, that's why |\.a not |_pic\.a here
   3124   lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|\.a)$'
   3125   ;;
   3126 
   3127 irix5* | irix6* | nonstopux*)
   3128   case $LD in
   3129   *-32|*"-32 ") libmagic=32-bit;;
   3130   *-n32|*"-n32 ") libmagic=N32;;
   3131   *-64|*"-64 ") libmagic=64-bit;;
   3132   *) libmagic=never-match;;
   3133   esac
   3134   lt_cv_deplibs_check_method=pass_all
   3135   ;;
   3136 
   3137 # This must be Linux ELF.
   3138 linux* | k*bsd*-gnu | kopensolaris*-gnu | uclinuxfdpiceabi)
   3139   lt_cv_deplibs_check_method=pass_all
   3140   ;;
   3141 
   3142 netbsd*)
   3143   if echo __ELF__ | $CC -E - | $GREP __ELF__ > /dev/null; then
   3144     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
   3145   else
   3146     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so|_pic\.a)$'
   3147   fi
   3148   ;;
   3149 
   3150 newos6*)
   3151   lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (executable|dynamic lib)'
   3152   lt_cv_file_magic_cmd=/usr/bin/file
   3153   lt_cv_file_magic_test_file=/usr/lib/libnls.so
   3154   ;;
   3155 
   3156 *nto* | *qnx*)
   3157   lt_cv_deplibs_check_method=pass_all
   3158   ;;
   3159 
   3160 openbsd*)
   3161   if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
   3162     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|\.so|_pic\.a)$'
   3163   else
   3164     lt_cv_deplibs_check_method='match_pattern /lib[[^/]]+(\.so\.[[0-9]]+\.[[0-9]]+|_pic\.a)$'
   3165   fi
   3166   ;;
   3167 
   3168 osf3* | osf4* | osf5*)
   3169   lt_cv_deplibs_check_method=pass_all
   3170   ;;
   3171 
   3172 rdos*)
   3173   lt_cv_deplibs_check_method=pass_all
   3174   ;;
   3175 
   3176 solaris*)
   3177   lt_cv_deplibs_check_method=pass_all
   3178   ;;
   3179 
   3180 sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX* | sysv4*uw2*)
   3181   lt_cv_deplibs_check_method=pass_all
   3182   ;;
   3183 
   3184 sysv4 | sysv4.3*)
   3185   case $host_vendor in
   3186   motorola)
   3187     lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[ML]]SB (shared object|dynamic lib) M[[0-9]][[0-9]]* Version [[0-9]]'
   3188     lt_cv_file_magic_test_file=`echo /usr/lib/libc.so*`
   3189     ;;
   3190   ncr)
   3191     lt_cv_deplibs_check_method=pass_all
   3192     ;;
   3193   sequent)
   3194     lt_cv_file_magic_cmd='/bin/file'
   3195     lt_cv_deplibs_check_method='file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB (shared object|dynamic lib )'
   3196     ;;
   3197   sni)
   3198     lt_cv_file_magic_cmd='/bin/file'
   3199     lt_cv_deplibs_check_method="file_magic ELF [[0-9]][[0-9]]*-bit [[LM]]SB dynamic lib"
   3200     lt_cv_file_magic_test_file=/lib/libc.so
   3201     ;;
   3202   siemens)
   3203     lt_cv_deplibs_check_method=pass_all
   3204     ;;
   3205   pc)
   3206     lt_cv_deplibs_check_method=pass_all
   3207     ;;
   3208   esac
   3209   ;;
   3210 
   3211 tpf*)
   3212   lt_cv_deplibs_check_method=pass_all
   3213   ;;
   3214 vxworks*)
   3215   # Assume VxWorks cross toolchains are built on Linux, possibly
   3216   # as canadian for Windows hosts.
   3217   lt_cv_deplibs_check_method=pass_all
   3218   ;;
   3219 esac
   3220 ])
   3221 file_magic_cmd=$lt_cv_file_magic_cmd
   3222 deplibs_check_method=$lt_cv_deplibs_check_method
   3223 test -z "$deplibs_check_method" && deplibs_check_method=unknown
   3224 
   3225 _LT_DECL([], [deplibs_check_method], [1],
   3226     [Method to check whether dependent libraries are shared objects])
   3227 _LT_DECL([], [file_magic_cmd], [1],
   3228     [Command to use when deplibs_check_method == "file_magic"])
   3229 ])# _LT_CHECK_MAGIC_METHOD
   3230 
   3231 
   3232 # LT_PATH_NM
   3233 # ----------
   3234 # find the pathname to a BSD- or MS-compatible name lister, and any flags
   3235 # needed to make it compatible
   3236 AC_DEFUN([LT_PATH_NM],
   3237 [AC_REQUIRE([AC_PROG_CC])dnl
   3238 AC_CACHE_CHECK([for BSD- or MS-compatible name lister (nm)], lt_cv_path_NM,
   3239 [if test -n "$NM"; then
   3240    # Let the user override the nm to test.
   3241    lt_nm_to_check="$NM"
   3242  else
   3243    lt_nm_to_check="${ac_tool_prefix}nm"
   3244    if test -n "$ac_tool_prefix" && test "$build" = "$host"; then
   3245      lt_nm_to_check="$lt_nm_to_check nm"
   3246    fi
   3247  fi
   3248  for lt_tmp_nm in "$lt_nm_to_check"; do
   3249    lt_save_ifs="$IFS"; IFS=$PATH_SEPARATOR
   3250    for ac_dir in $PATH /usr/ccs/bin/elf /usr/ccs/bin /usr/ucb /bin; do
   3251      IFS="$lt_save_ifs"
   3252      test -z "$ac_dir" && ac_dir=.
   3253      # Strip out any user-provided options from the nm to test twice,
   3254      # the first time to test to see if nm (rather than its options) has
   3255      # an explicit path, the second time to yield a file which can be
   3256      # nm'ed itself.
   3257      tmp_nm_path="`$ECHO "$lt_tmp_nm" | sed 's, -.*$,,'`"
   3258      case "$tmp_nm_path" in
   3259      */*|*\\*) tmp_nm="$lt_tmp_nm";;
   3260      *) tmp_nm="$ac_dir/$lt_tmp_nm";;
   3261      esac
   3262      tmp_nm_to_nm="`$ECHO "$tmp_nm" | sed 's, -.*$,,'`"
   3263      if test -f "$tmp_nm_to_nm" || test -f "$tmp_nm_to_nm$ac_exeext" ; then
   3264        # Check to see if the nm accepts a BSD-compat flag.
   3265        # Adding the `sed 1q' prevents false positives on HP-UX, which says:
   3266        #   nm: unknown option "B" ignored
   3267        case `"$tmp_nm" -B "$tmp_nm_to_nm" 2>&1 | grep -v '^ *$' | sed '1q'` in
   3268        *$tmp_nm*) lt_cv_path_NM="$tmp_nm -B"
   3269 	 break
   3270 	 ;;
   3271        *)
   3272 	 case `"$tmp_nm" -p "$tmp_nm_to_nm" 2>&1 | grep -v '^ *$' | sed '1q'` in
   3273 	 *$tmp_nm*)
   3274 	   lt_cv_path_NM="$tmp_nm -p"
   3275 	   break
   3276 	   ;;
   3277 	 *)
   3278 	   lt_cv_path_NM=${lt_cv_path_NM="$tmp_nm"} # keep the first match, but
   3279 	   continue # so that we can try to find one that supports BSD flags
   3280 	   ;;
   3281 	 esac
   3282 	 ;;
   3283        esac
   3284      fi
   3285    done
   3286    IFS="$lt_save_ifs"
   3287  done
   3288  : ${lt_cv_path_NM=no}])
   3289 if test "$lt_cv_path_NM" != "no"; then
   3290   NM="$lt_cv_path_NM"
   3291 else
   3292   # Didn't find any BSD compatible name lister, look for dumpbin.
   3293   if test -n "$DUMPBIN"; then :
   3294     # Let the user override the test.
   3295   else
   3296     AC_CHECK_TOOLS(DUMPBIN, [dumpbin "link -dump"], :)
   3297     case `$DUMPBIN -symbols /dev/null 2>&1 | sed '1q'` in
   3298     *COFF*)
   3299       DUMPBIN="$DUMPBIN -symbols"
   3300       ;;
   3301     *)
   3302       DUMPBIN=:
   3303       ;;
   3304     esac
   3305   fi
   3306   AC_SUBST([DUMPBIN])
   3307   if test "$DUMPBIN" != ":"; then
   3308     NM="$DUMPBIN"
   3309   fi
   3310 fi
   3311 test -z "$NM" && NM=nm
   3312 AC_SUBST([NM])
   3313 _LT_DECL([], [NM], [1], [A BSD- or MS-compatible name lister])dnl
   3314 
   3315 AC_CACHE_CHECK([the name lister ($NM) interface], [lt_cv_nm_interface],
   3316   [lt_cv_nm_interface="BSD nm"
   3317   echo "int some_variable = 0;" > conftest.$ac_ext
   3318   (eval echo "\"\$as_me:$LINENO: $ac_compile\"" >&AS_MESSAGE_LOG_FD)
   3319   (eval "$ac_compile" 2>conftest.err)
   3320   cat conftest.err >&AS_MESSAGE_LOG_FD
   3321   (eval echo "\"\$as_me:$LINENO: $NM \\\"conftest.$ac_objext\\\"\"" >&AS_MESSAGE_LOG_FD)
   3322   (eval "$NM \"conftest.$ac_objext\"" 2>conftest.err > conftest.out)
   3323   cat conftest.err >&AS_MESSAGE_LOG_FD
   3324   (eval echo "\"\$as_me:$LINENO: output\"" >&AS_MESSAGE_LOG_FD)
   3325   cat conftest.out >&AS_MESSAGE_LOG_FD
   3326   if $GREP 'External.*some_variable' conftest.out > /dev/null; then
   3327     lt_cv_nm_interface="MS dumpbin"
   3328   fi
   3329   rm -f conftest*])
   3330 ])# LT_PATH_NM
   3331 
   3332 # Old names:
   3333 AU_ALIAS([AM_PROG_NM], [LT_PATH_NM])
   3334 AU_ALIAS([AC_PROG_NM], [LT_PATH_NM])
   3335 dnl aclocal-1.4 backwards compatibility:
   3336 dnl AC_DEFUN([AM_PROG_NM], [])
   3337 dnl AC_DEFUN([AC_PROG_NM], [])
   3338 
   3339 
   3340 # LT_LIB_M
   3341 # --------
   3342 # check for math library
   3343 AC_DEFUN([LT_LIB_M],
   3344 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
   3345 LIBM=
   3346 case $host in
   3347 *-*-beos* | *-*-cegcc* | *-*-cygwin* | *-*-haiku* | *-*-pw32* | *-*-darwin*)
   3348   # These system don't have libm, or don't need it
   3349   ;;
   3350 *-ncr-sysv4.3*)
   3351   AC_CHECK_LIB(mw, _mwvalidcheckl, LIBM="-lmw")
   3352   AC_CHECK_LIB(m, cos, LIBM="$LIBM -lm")
   3353   ;;
   3354 *)
   3355   AC_CHECK_LIB(m, cos, LIBM="-lm")
   3356   ;;
   3357 esac
   3358 AC_SUBST([LIBM])
   3359 ])# LT_LIB_M
   3360 
   3361 # Old name:
   3362 AU_ALIAS([AC_CHECK_LIBM], [LT_LIB_M])
   3363 dnl aclocal-1.4 backwards compatibility:
   3364 dnl AC_DEFUN([AC_CHECK_LIBM], [])
   3365 
   3366 
   3367 # _LT_COMPILER_NO_RTTI([TAGNAME])
   3368 # -------------------------------
   3369 m4_defun([_LT_COMPILER_NO_RTTI],
   3370 [m4_require([_LT_TAG_COMPILER])dnl
   3371 
   3372 _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
   3373 
   3374 if test "$GCC" = yes; then
   3375   case $cc_basename in
   3376   nvcc*)
   3377     _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -Xcompiler -fno-builtin' ;;
   3378   *)
   3379     _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin' ;;
   3380   esac
   3381 
   3382   _LT_COMPILER_OPTION([if $compiler supports -fno-rtti -fno-exceptions],
   3383     lt_cv_prog_compiler_rtti_exceptions,
   3384     [-fno-rtti -fno-exceptions], [],
   3385     [_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)="$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1) -fno-rtti -fno-exceptions"])
   3386 fi
   3387 _LT_TAGDECL([no_builtin_flag], [lt_prog_compiler_no_builtin_flag], [1],
   3388 	[Compiler flag to turn off builtin functions])
   3389 ])# _LT_COMPILER_NO_RTTI
   3390 
   3391 
   3392 # _LT_CMD_GLOBAL_SYMBOLS
   3393 # ----------------------
   3394 m4_defun([_LT_CMD_GLOBAL_SYMBOLS],
   3395 [AC_REQUIRE([AC_CANONICAL_HOST])dnl
   3396 AC_REQUIRE([AC_PROG_CC])dnl
   3397 AC_REQUIRE([AC_PROG_AWK])dnl
   3398 AC_REQUIRE([LT_PATH_NM])dnl
   3399 AC_REQUIRE([LT_PATH_LD])dnl
   3400 m4_require([_LT_DECL_SED])dnl
   3401 m4_require([_LT_DECL_EGREP])dnl
   3402 m4_require([_LT_TAG_COMPILER])dnl
   3403 
   3404 # Check for command to grab the raw symbol name followed by C symbol from nm.
   3405 AC_MSG_CHECKING([command to parse $NM output from $compiler object])
   3406 AC_CACHE_VAL([lt_cv_sys_global_symbol_pipe],
   3407 [
   3408 # These are sane defaults that work on at least a few old systems.
   3409 # [They come from Ultrix.  What could be older than Ultrix?!! ;)]
   3410 
   3411 # Character class describing NM global symbol codes.
   3412 symcode='[[BCDEGRST]]'
   3413 
   3414 # Regexp to match symbols that can be accessed directly from C.
   3415 sympat='\([[_A-Za-z]][[_A-Za-z0-9]]*\)'
   3416 
   3417 # Define system-specific variables.
   3418 case $host_os in
   3419 aix*)
   3420   symcode='[[BCDT]]'
   3421   ;;
   3422 cygwin* | mingw* | pw32* | cegcc*)
   3423   symcode='[[ABCDGISTW]]'
   3424   ;;
   3425 hpux*)
   3426   if test "$host_cpu" = ia64; then
   3427     symcode='[[ABCDEGRST]]'
   3428   fi
   3429   ;;
   3430 irix* | nonstopux*)
   3431   symcode='[[BCDEGRST]]'
   3432   ;;
   3433 osf*)
   3434   symcode='[[BCDEGQRST]]'
   3435   ;;
   3436 solaris*)
   3437   symcode='[[BCDRT]]'
   3438   ;;
   3439 sco3.2v5*)
   3440   symcode='[[DT]]'
   3441   ;;
   3442 sysv4.2uw2*)
   3443   symcode='[[DT]]'
   3444   ;;
   3445 sysv5* | sco5v6* | unixware* | OpenUNIX*)
   3446   symcode='[[ABDT]]'
   3447   ;;
   3448 sysv4)
   3449   symcode='[[DFNSTU]]'
   3450   ;;
   3451 esac
   3452 
   3453 # If we're using GNU nm, then use its standard symbol codes.
   3454 case `$NM -V 2>&1` in
   3455 *GNU* | *'with BFD'*)
   3456   symcode='[[ABCDGIRSTW]]' ;;
   3457 esac
   3458 
   3459 # Transform an extracted symbol line into a proper C declaration.
   3460 # Some systems (esp. on ia64) link data and code symbols differently,
   3461 # so use this general approach.
   3462 lt_cv_sys_global_symbol_to_cdecl="sed -n -e 's/^T .* \(.*\)$/extern int \1();/p' -e 's/^$symcode* .* \(.*\)$/extern char \1;/p'"
   3463 
   3464 # Transform an extracted symbol line into symbol name and symbol address
   3465 lt_cv_sys_global_symbol_to_c_name_address="sed -n -e 's/^: \([[^ ]]*\) $/  {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/  {\"\2\", (void *) \&\2},/p'"
   3466 lt_cv_sys_global_symbol_to_c_name_address_lib_prefix="sed -n -e 's/^: \([[^ ]]*\) $/  {\\\"\1\\\", (void *) 0},/p' -e 's/^$symcode* \([[^ ]]*\) \(lib[[^ ]]*\)$/  {\"\2\", (void *) \&\2},/p' -e 's/^$symcode* \([[^ ]]*\) \([[^ ]]*\)$/  {\"lib\2\", (void *) \&\2},/p'"
   3467 
   3468 # Handle CRLF in mingw tool chain
   3469 opt_cr=
   3470 case $build_os in
   3471 mingw*)
   3472   opt_cr=`$ECHO 'x\{0,1\}' | tr x '\015'` # option cr in regexp
   3473   ;;
   3474 esac
   3475 
   3476 # Try without a prefix underscore, then with it.
   3477 for ac_symprfx in "" "_"; do
   3478 
   3479   # Transform symcode, sympat, and symprfx into a raw symbol and a C symbol.
   3480   symxfrm="\\1 $ac_symprfx\\2 \\2"
   3481 
   3482   # Write the raw and C identifiers.
   3483   if test "$lt_cv_nm_interface" = "MS dumpbin"; then
   3484     # Fake it for dumpbin and say T for any non-static function
   3485     # and D for any global variable.
   3486     # Also find C++ and __fastcall symbols from MSVC++,
   3487     # which start with @ or ?.
   3488     lt_cv_sys_global_symbol_pipe="$AWK ['"\
   3489 "     {last_section=section; section=\$ 3};"\
   3490 "     /Section length .*#relocs.*(pick any)/{hide[last_section]=1};"\
   3491 "     \$ 0!~/External *\|/{next};"\
   3492 "     / 0+ UNDEF /{next}; / UNDEF \([^|]\)*()/{next};"\
   3493 "     {if(hide[section]) next};"\
   3494 "     {f=0}; \$ 0~/\(\).*\|/{f=1}; {printf f ? \"T \" : \"D \"};"\
   3495 "     {split(\$ 0, a, /\||\r/); split(a[2], s)};"\
   3496 "     s[1]~/^[@?]/{print s[1], s[1]; next};"\
   3497 "     s[1]~prfx {split(s[1],t,\"@\"); print t[1], substr(t[1],length(prfx))}"\
   3498 "     ' prfx=^$ac_symprfx]"
   3499   else
   3500     lt_cv_sys_global_symbol_pipe="sed -n -e 's/^.*[[	 ]]\($symcode$symcode*\)[[	 ]][[	 ]]*$ac_symprfx$sympat$opt_cr$/$symxfrm/p'"
   3501   fi
   3502 
   3503   # Check to see that the pipe works correctly.
   3504   pipe_works=no
   3505 
   3506   rm -f conftest*
   3507   cat > conftest.$ac_ext <<_LT_EOF
   3508 #ifdef __cplusplus
   3509 extern "C" {
   3510 #endif
   3511 char nm_test_var;
   3512 void nm_test_func(void);
   3513 void nm_test_func(void){}
   3514 #ifdef __cplusplus
   3515 }
   3516 #endif
   3517 int main(){nm_test_var='a';nm_test_func();return(0);}
   3518 _LT_EOF
   3519 
   3520   if AC_TRY_EVAL(ac_compile); then
   3521     # Now try to grab the symbols.
   3522     nlist=conftest.nm
   3523     if AC_TRY_EVAL(NM conftest.$ac_objext \| "$lt_cv_sys_global_symbol_pipe" \> $nlist) && test -s "$nlist"; then
   3524       # Try sorting and uniquifying the output.
   3525       if sort "$nlist" | uniq > "$nlist"T; then
   3526 	mv -f "$nlist"T "$nlist"
   3527       else
   3528 	rm -f "$nlist"T
   3529       fi
   3530 
   3531       # Make sure that we snagged all the symbols we need.
   3532       if $GREP ' nm_test_var$' "$nlist" >/dev/null; then
   3533 	if $GREP ' nm_test_func$' "$nlist" >/dev/null; then
   3534 	  cat <<_LT_EOF > conftest.$ac_ext
   3535 #ifdef __cplusplus
   3536 extern "C" {
   3537 #endif
   3538 
   3539 _LT_EOF
   3540 	  # Now generate the symbol file.
   3541 	  eval "$lt_cv_sys_global_symbol_to_cdecl"' < "$nlist" | $GREP -v main >> conftest.$ac_ext'
   3542 
   3543 	  cat <<_LT_EOF >> conftest.$ac_ext
   3544 
   3545 /* The mapping between symbol names and symbols.  */
   3546 const struct {
   3547   const char *name;
   3548   void       *address;
   3549 }
   3550 lt__PROGRAM__LTX_preloaded_symbols[[]] =
   3551 {
   3552   { "@PROGRAM@", (void *) 0 },
   3553 _LT_EOF
   3554 	  $SED "s/^$symcode$symcode* \(.*\) \(.*\)$/  {\"\2\", (void *) \&\2},/" < "$nlist" | $GREP -v main >> conftest.$ac_ext
   3555 	  cat <<\_LT_EOF >> conftest.$ac_ext
   3556   {0, (void *) 0}
   3557 };
   3558 
   3559 /* This works around a problem in FreeBSD linker */
   3560 #ifdef FREEBSD_WORKAROUND
   3561 static const void *lt_preloaded_setup() {
   3562   return lt__PROGRAM__LTX_preloaded_symbols;
   3563 }
   3564 #endif
   3565 
   3566 #ifdef __cplusplus
   3567 }
   3568 #endif
   3569 _LT_EOF
   3570 	  # Now try linking the two files.
   3571 	  mv conftest.$ac_objext conftstm.$ac_objext
   3572 	  lt_save_LIBS="$LIBS"
   3573 	  lt_save_CFLAGS="$CFLAGS"
   3574 	  LIBS="conftstm.$ac_objext"
   3575 	  CFLAGS="$CFLAGS$_LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)"
   3576 	  if AC_TRY_EVAL(ac_link) && test -s conftest${ac_exeext}; then
   3577 	    pipe_works=yes
   3578 	  fi
   3579 	  LIBS="$lt_save_LIBS"
   3580 	  CFLAGS="$lt_save_CFLAGS"
   3581 	else
   3582 	  echo "cannot find nm_test_func in $nlist" >&AS_MESSAGE_LOG_FD
   3583 	fi
   3584       else
   3585 	echo "cannot find nm_test_var in $nlist" >&AS_MESSAGE_LOG_FD
   3586       fi
   3587     else
   3588       echo "cannot run $lt_cv_sys_global_symbol_pipe" >&AS_MESSAGE_LOG_FD
   3589     fi
   3590   else
   3591     echo "$progname: failed program was:" >&AS_MESSAGE_LOG_FD
   3592     cat conftest.$ac_ext >&5
   3593   fi
   3594   rm -rf conftest* conftst*
   3595 
   3596   # Do not use the global_symbol_pipe unless it works.
   3597   if test "$pipe_works" = yes; then
   3598     break
   3599   else
   3600     lt_cv_sys_global_symbol_pipe=
   3601   fi
   3602 done
   3603 ])
   3604 if test -z "$lt_cv_sys_global_symbol_pipe"; then
   3605   lt_cv_sys_global_symbol_to_cdecl=
   3606 fi
   3607 if test -z "$lt_cv_sys_global_symbol_pipe$lt_cv_sys_global_symbol_to_cdecl"; then
   3608   AC_MSG_RESULT(failed)
   3609 else
   3610   AC_MSG_RESULT(ok)
   3611 fi
   3612 
   3613 _LT_DECL([global_symbol_pipe], [lt_cv_sys_global_symbol_pipe], [1],
   3614     [Take the output of nm and produce a listing of raw symbols and C names])
   3615 _LT_DECL([global_symbol_to_cdecl], [lt_cv_sys_global_symbol_to_cdecl], [1],
   3616     [Transform the output of nm in a proper C declaration])
   3617 _LT_DECL([global_symbol_to_c_name_address],
   3618     [lt_cv_sys_global_symbol_to_c_name_address], [1],
   3619     [Transform the output of nm in a C name address pair])
   3620 _LT_DECL([global_symbol_to_c_name_address_lib_prefix],
   3621     [lt_cv_sys_global_symbol_to_c_name_address_lib_prefix], [1],
   3622     [Transform the output of nm in a C name address pair when lib prefix is needed])
   3623 ]) # _LT_CMD_GLOBAL_SYMBOLS
   3624 
   3625 
   3626 # _LT_COMPILER_PIC([TAGNAME])
   3627 # ---------------------------
   3628 m4_defun([_LT_COMPILER_PIC],
   3629 [m4_require([_LT_TAG_COMPILER])dnl
   3630 _LT_TAGVAR(lt_prog_compiler_wl, $1)=
   3631 _LT_TAGVAR(lt_prog_compiler_pic, $1)=
   3632 _LT_TAGVAR(lt_prog_compiler_static, $1)=
   3633 
   3634 AC_MSG_CHECKING([for $compiler option to produce PIC])
   3635 m4_if([$1], [CXX], [
   3636   # C++ specific cases for pic, static, wl, etc.
   3637   if test "$GXX" = yes; then
   3638     _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   3639     _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
   3640 
   3641     case $host_os in
   3642     aix*)
   3643       # All AIX code is PIC.
   3644       if test "$host_cpu" = ia64; then
   3645 	# AIX 5 now supports IA64 processor
   3646 	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   3647       fi
   3648       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
   3649       ;;
   3650 
   3651     amigaos*)
   3652       case $host_cpu in
   3653       powerpc)
   3654             # see comment about AmigaOS4 .so support
   3655             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
   3656         ;;
   3657       m68k)
   3658             # FIXME: we need at least 68020 code to build shared libraries, but
   3659             # adding the `-m68020' flag to GCC prevents building anything better,
   3660             # like `-m68040'.
   3661             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
   3662         ;;
   3663       esac
   3664       ;;
   3665 
   3666     beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
   3667       # PIC is the default for these OSes.
   3668       ;;
   3669     mingw* | cygwin* | os2* | pw32* | cegcc*)
   3670       # This hack is so that the source file can tell whether it is being
   3671       # built for inclusion in a dll (and should export symbols for example).
   3672       # Although the cygwin gcc ignores -fPIC, still need this for old-style
   3673       # (--disable-auto-import) libraries
   3674       m4_if([$1], [GCJ], [],
   3675 	[_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
   3676       ;;
   3677     darwin* | rhapsody*)
   3678       # PIC is the default on this platform
   3679       # Common symbols not allowed in MH_DYLIB files
   3680       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
   3681       ;;
   3682     *djgpp*)
   3683       # DJGPP does not support shared libraries at all
   3684       _LT_TAGVAR(lt_prog_compiler_pic, $1)=
   3685       ;;
   3686     haiku*)
   3687       # PIC is the default for Haiku.
   3688       # The "-static" flag exists, but is broken.
   3689       _LT_TAGVAR(lt_prog_compiler_static, $1)=
   3690       ;;
   3691     interix[[3-9]]*)
   3692       # Interix 3.x gcc -fpic/-fPIC options generate broken code.
   3693       # Instead, we relocate shared libraries at runtime.
   3694       ;;
   3695     sysv4*MP*)
   3696       if test -d /usr/nec; then
   3697 	_LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
   3698       fi
   3699       ;;
   3700     hpux*)
   3701       # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
   3702       # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
   3703       # sets the default TLS model and affects inlining.
   3704       case $host_cpu in
   3705       hppa*64*)
   3706 	;;
   3707       *)
   3708 	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
   3709 	;;
   3710       esac
   3711       ;;
   3712     *qnx* | *nto*)
   3713       # QNX uses GNU C++, but need to define -shared option too, otherwise
   3714       # it will coredump.
   3715       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
   3716       ;;
   3717     *)
   3718       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
   3719       ;;
   3720     esac
   3721   else
   3722     case $host_os in
   3723       aix[[4-9]]*)
   3724 	# All AIX code is PIC.
   3725 	if test "$host_cpu" = ia64; then
   3726 	  # AIX 5 now supports IA64 processor
   3727 	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   3728 	else
   3729 	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
   3730 	fi
   3731 	;;
   3732       chorus*)
   3733 	case $cc_basename in
   3734 	cxch68*)
   3735 	  # Green Hills C++ Compiler
   3736 	  # _LT_TAGVAR(lt_prog_compiler_static, $1)="--no_auto_instantiation -u __main -u __premain -u _abort -r $COOL_DIR/lib/libOrb.a $MVME_DIR/lib/CC/libC.a $MVME_DIR/lib/classix/libcx.s.a"
   3737 	  ;;
   3738 	esac
   3739 	;;
   3740       dgux*)
   3741 	case $cc_basename in
   3742 	  ec++*)
   3743 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   3744 	    ;;
   3745 	  ghcx*)
   3746 	    # Green Hills C++ Compiler
   3747 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
   3748 	    ;;
   3749 	  *)
   3750 	    ;;
   3751 	esac
   3752 	;;
   3753       freebsd* | dragonfly*)
   3754 	# FreeBSD uses GNU C++
   3755 	;;
   3756       hpux9* | hpux10* | hpux11*)
   3757 	case $cc_basename in
   3758 	  CC*)
   3759 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   3760 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
   3761 	    if test "$host_cpu" != ia64; then
   3762 	      _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
   3763 	    fi
   3764 	    ;;
   3765 	  aCC*)
   3766 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   3767 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
   3768 	    case $host_cpu in
   3769 	    hppa*64*|ia64*)
   3770 	      # +Z the default
   3771 	      ;;
   3772 	    *)
   3773 	      _LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
   3774 	      ;;
   3775 	    esac
   3776 	    ;;
   3777 	  *)
   3778 	    ;;
   3779 	esac
   3780 	;;
   3781       interix*)
   3782 	# This is c89, which is MS Visual C++ (no shared libs)
   3783 	# Anyone wants to do a port?
   3784 	;;
   3785       irix5* | irix6* | nonstopux*)
   3786 	case $cc_basename in
   3787 	  CC*)
   3788 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   3789 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
   3790 	    # CC pic flag -KPIC is the default.
   3791 	    ;;
   3792 	  *)
   3793 	    ;;
   3794 	esac
   3795 	;;
   3796       linux* | k*bsd*-gnu | kopensolaris*-gnu)
   3797 	case $cc_basename in
   3798 	  KCC*)
   3799 	    # KAI C++ Compiler
   3800 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
   3801 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
   3802 	    ;;
   3803 	  ecpc* )
   3804 	    # old Intel C++ for x86_64 which still supported -KPIC.
   3805 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   3806 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   3807 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
   3808 	    ;;
   3809 	  icpc* )
   3810 	    # Intel C++, used to be incompatible with GCC.
   3811 	    # ICC 10 doesn't accept -KPIC any more.
   3812 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   3813 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
   3814 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
   3815 	    ;;
   3816 	  pgCC* | pgcpp*)
   3817 	    # Portland Group C++ compiler
   3818 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   3819 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
   3820 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   3821 	    ;;
   3822 	  cxx*)
   3823 	    # Compaq C++
   3824 	    # Make sure the PIC flag is empty.  It appears that all Alpha
   3825 	    # Linux and Compaq Tru64 Unix objects are PIC.
   3826 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)=
   3827 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
   3828 	    ;;
   3829 	  xlc* | xlC* | bgxl[[cC]]* | mpixl[[cC]]*)
   3830 	    # IBM XL 8.0, 9.0 on PPC and BlueGene
   3831 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   3832 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
   3833 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
   3834 	    ;;
   3835 	  *)
   3836 	    case `$CC -V 2>&1 | sed 5q` in
   3837 	    *Sun\ C*)
   3838 	      # Sun C++ 5.9
   3839 	      _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   3840 	      _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   3841 	      _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
   3842 	      ;;
   3843 	    esac
   3844 	    ;;
   3845 	esac
   3846 	;;
   3847       lynxos*)
   3848 	;;
   3849       m88k*)
   3850 	;;
   3851       mvs*)
   3852 	case $cc_basename in
   3853 	  cxx*)
   3854 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-W c,exportall'
   3855 	    ;;
   3856 	  *)
   3857 	    ;;
   3858 	esac
   3859 	;;
   3860       netbsd*)
   3861 	;;
   3862       *qnx* | *nto*)
   3863         # QNX uses GNU C++, but need to define -shared option too, otherwise
   3864         # it will coredump.
   3865         _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
   3866         ;;
   3867       osf3* | osf4* | osf5*)
   3868 	case $cc_basename in
   3869 	  KCC*)
   3870 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='--backend -Wl,'
   3871 	    ;;
   3872 	  RCC*)
   3873 	    # Rational C++ 2.4.1
   3874 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
   3875 	    ;;
   3876 	  cxx*)
   3877 	    # Digital/Compaq C++
   3878 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   3879 	    # Make sure the PIC flag is empty.  It appears that all Alpha
   3880 	    # Linux and Compaq Tru64 Unix objects are PIC.
   3881 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)=
   3882 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
   3883 	    ;;
   3884 	  *)
   3885 	    ;;
   3886 	esac
   3887 	;;
   3888       psos*)
   3889 	;;
   3890       solaris*)
   3891 	case $cc_basename in
   3892 	  CC*)
   3893 	    # Sun C++ 4.2, 5.x and Centerline C++
   3894 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   3895 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   3896 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
   3897 	    ;;
   3898 	  gcx*)
   3899 	    # Green Hills C++ Compiler
   3900 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
   3901 	    ;;
   3902 	  *)
   3903 	    ;;
   3904 	esac
   3905 	;;
   3906       sunos4*)
   3907 	case $cc_basename in
   3908 	  CC*)
   3909 	    # Sun C++ 4.x
   3910 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
   3911 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   3912 	    ;;
   3913 	  lcc*)
   3914 	    # Lucid
   3915 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
   3916 	    ;;
   3917 	  *)
   3918 	    ;;
   3919 	esac
   3920 	;;
   3921       sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
   3922 	case $cc_basename in
   3923 	  CC*)
   3924 	    _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   3925 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   3926 	    _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   3927 	    ;;
   3928 	esac
   3929 	;;
   3930       tandem*)
   3931 	case $cc_basename in
   3932 	  NCC*)
   3933 	    # NonStop-UX NCC 3.20
   3934 	    _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   3935 	    ;;
   3936 	  *)
   3937 	    ;;
   3938 	esac
   3939 	;;
   3940       vxworks*)
   3941 	;;
   3942       *)
   3943 	_LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
   3944 	;;
   3945     esac
   3946   fi
   3947 ],
   3948 [
   3949   if test "$GCC" = yes; then
   3950     _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   3951     _LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
   3952 
   3953     case $host_os in
   3954       aix*)
   3955       # All AIX code is PIC.
   3956       if test "$host_cpu" = ia64; then
   3957 	# AIX 5 now supports IA64 processor
   3958 	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   3959       fi
   3960       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
   3961       ;;
   3962 
   3963     amigaos*)
   3964       case $host_cpu in
   3965       powerpc)
   3966             # see comment about AmigaOS4 .so support
   3967             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
   3968         ;;
   3969       m68k)
   3970             # FIXME: we need at least 68020 code to build shared libraries, but
   3971             # adding the `-m68020' flag to GCC prevents building anything better,
   3972             # like `-m68040'.
   3973             _LT_TAGVAR(lt_prog_compiler_pic, $1)='-m68020 -resident32 -malways-restore-a4'
   3974         ;;
   3975       esac
   3976       ;;
   3977 
   3978     beos* | irix5* | irix6* | nonstopux* | osf3* | osf4* | osf5*)
   3979       # PIC is the default for these OSes.
   3980       ;;
   3981 
   3982     mingw* | cygwin* | pw32* | os2* | cegcc*)
   3983       # This hack is so that the source file can tell whether it is being
   3984       # built for inclusion in a dll (and should export symbols for example).
   3985       # Although the cygwin gcc ignores -fPIC, still need this for old-style
   3986       # (--disable-auto-import) libraries
   3987       m4_if([$1], [GCJ], [],
   3988 	[_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
   3989       ;;
   3990 
   3991     darwin* | rhapsody*)
   3992       # PIC is the default on this platform
   3993       # Common symbols not allowed in MH_DYLIB files
   3994       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fno-common'
   3995       ;;
   3996 
   3997     haiku*)
   3998       # PIC is the default for Haiku.
   3999       # The "-static" flag exists, but is broken.
   4000       _LT_TAGVAR(lt_prog_compiler_static, $1)=
   4001       ;;
   4002 
   4003     hpux*)
   4004       # PIC is the default for 64-bit PA HP-UX, but not for 32-bit
   4005       # PA HP-UX.  On IA64 HP-UX, PIC is the default but the pic flag
   4006       # sets the default TLS model and affects inlining.
   4007       case $host_cpu in
   4008       hppa*64*)
   4009 	# +Z the default
   4010 	;;
   4011       *)
   4012 	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
   4013 	;;
   4014       esac
   4015       ;;
   4016 
   4017     interix[[3-9]]*)
   4018       # Interix 3.x gcc -fpic/-fPIC options generate broken code.
   4019       # Instead, we relocate shared libraries at runtime.
   4020       ;;
   4021 
   4022     msdosdjgpp*)
   4023       # Just because we use GCC doesn't mean we suddenly get shared libraries
   4024       # on systems that don't support them.
   4025       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
   4026       enable_shared=no
   4027       ;;
   4028 
   4029     *nto* | *qnx*)
   4030       # QNX uses GNU C++, but need to define -shared option too, otherwise
   4031       # it will coredump.
   4032       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
   4033       ;;
   4034 
   4035     sysv4*MP*)
   4036       if test -d /usr/nec; then
   4037 	_LT_TAGVAR(lt_prog_compiler_pic, $1)=-Kconform_pic
   4038       fi
   4039       ;;
   4040 
   4041     *)
   4042       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
   4043       ;;
   4044     esac
   4045 
   4046     case $cc_basename in
   4047     nvcc*) # Cuda Compiler Driver 2.2
   4048       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Xlinker '
   4049       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-Xcompiler -fPIC'
   4050       ;;
   4051     esac
   4052   else
   4053     # PORTME Check for flag to pass linker flags through the system compiler.
   4054     case $host_os in
   4055     aix*)
   4056       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4057       if test "$host_cpu" = ia64; then
   4058 	# AIX 5 now supports IA64 processor
   4059 	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   4060       else
   4061 	_LT_TAGVAR(lt_prog_compiler_static, $1)='-bnso -bI:/lib/syscalls.exp'
   4062       fi
   4063       ;;
   4064 
   4065     mingw* | cygwin* | pw32* | os2* | cegcc*)
   4066       # This hack is so that the source file can tell whether it is being
   4067       # built for inclusion in a dll (and should export symbols for example).
   4068       m4_if([$1], [GCJ], [],
   4069 	[_LT_TAGVAR(lt_prog_compiler_pic, $1)='-DDLL_EXPORT'])
   4070       ;;
   4071 
   4072     hpux9* | hpux10* | hpux11*)
   4073       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4074       # PIC is the default for IA64 HP-UX and 64-bit HP-UX, but
   4075       # not for PA HP-UX.
   4076       case $host_cpu in
   4077       hppa*64*|ia64*)
   4078 	# +Z the default
   4079 	;;
   4080       *)
   4081 	_LT_TAGVAR(lt_prog_compiler_pic, $1)='+Z'
   4082 	;;
   4083       esac
   4084       # Is there a better lt_prog_compiler_static that works with the bundled CC?
   4085       _LT_TAGVAR(lt_prog_compiler_static, $1)='${wl}-a ${wl}archive'
   4086       ;;
   4087 
   4088     irix5* | irix6* | nonstopux*)
   4089       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4090       # PIC (with -KPIC) is the default.
   4091       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
   4092       ;;
   4093 
   4094     linux* | k*bsd*-gnu | kopensolaris*-gnu)
   4095       case $cc_basename in
   4096       # old Intel for x86_64 which still supported -KPIC.
   4097       ecc*)
   4098 	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4099 	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   4100 	_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
   4101         ;;
   4102       # icc used to be incompatible with GCC.
   4103       # ICC 10 doesn't accept -KPIC any more.
   4104       icc* | ifort*)
   4105 	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4106 	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC'
   4107 	_LT_TAGVAR(lt_prog_compiler_static, $1)='-static'
   4108         ;;
   4109       # Lahey Fortran 8.1.
   4110       lf95*)
   4111 	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4112 	_LT_TAGVAR(lt_prog_compiler_pic, $1)='--shared'
   4113 	_LT_TAGVAR(lt_prog_compiler_static, $1)='--static'
   4114 	;;
   4115       pgcc* | pgf77* | pgf90* | pgf95* | pgfortran*)
   4116         # Portland Group compilers (*not* the Pentium gcc compiler,
   4117 	# which looks to be a dead project)
   4118 	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4119 	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-fpic'
   4120 	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   4121         ;;
   4122       ccc*)
   4123         _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4124         # All Alpha code is PIC.
   4125         _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
   4126         ;;
   4127       xl* | bgxl* | bgf* | mpixl*)
   4128 	# IBM XL C 8.0/Fortran 10.1, 11.1 on PPC and BlueGene
   4129 	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4130 	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-qpic'
   4131 	_LT_TAGVAR(lt_prog_compiler_static, $1)='-qstaticlink'
   4132 	;;
   4133       *)
   4134 	case `$CC -V 2>&1 | sed 5q` in
   4135 	*Sun\ F* | *Sun*Fortran*)
   4136 	  # Sun Fortran 8.3 passes all unrecognized flags to the linker
   4137 	  _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   4138 	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   4139 	  _LT_TAGVAR(lt_prog_compiler_wl, $1)=''
   4140 	  ;;
   4141 	*Sun\ C*)
   4142 	  # Sun C 5.9
   4143 	  _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   4144 	  _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   4145 	  _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4146 	  ;;
   4147 	esac
   4148 	;;
   4149       esac
   4150       ;;
   4151 
   4152     newsos6)
   4153       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   4154       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   4155       ;;
   4156 
   4157     *nto* | *qnx*)
   4158       # QNX uses GNU C++, but need to define -shared option too, otherwise
   4159       # it will coredump.
   4160       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-fPIC -shared'
   4161       ;;
   4162 
   4163     osf3* | osf4* | osf5*)
   4164       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4165       # All OSF/1 code is PIC.
   4166       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
   4167       ;;
   4168 
   4169     rdos*)
   4170       _LT_TAGVAR(lt_prog_compiler_static, $1)='-non_shared'
   4171       ;;
   4172 
   4173     solaris*)
   4174       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   4175       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   4176       case $cc_basename in
   4177       f77* | f90* | f95*)
   4178 	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld ';;
   4179       *)
   4180 	_LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,';;
   4181       esac
   4182       ;;
   4183 
   4184     sunos4*)
   4185       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Qoption ld '
   4186       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-PIC'
   4187       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   4188       ;;
   4189 
   4190     sysv4 | sysv4.2uw2* | sysv4.3*)
   4191       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4192       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   4193       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   4194       ;;
   4195 
   4196     sysv4*MP*)
   4197       if test -d /usr/nec ;then
   4198 	_LT_TAGVAR(lt_prog_compiler_pic, $1)='-Kconform_pic'
   4199 	_LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   4200       fi
   4201       ;;
   4202 
   4203     sysv5* | unixware* | sco3.2v5* | sco5v6* | OpenUNIX*)
   4204       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4205       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-KPIC'
   4206       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   4207       ;;
   4208 
   4209     unicos*)
   4210       _LT_TAGVAR(lt_prog_compiler_wl, $1)='-Wl,'
   4211       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
   4212       ;;
   4213 
   4214     uts4*)
   4215       _LT_TAGVAR(lt_prog_compiler_pic, $1)='-pic'
   4216       _LT_TAGVAR(lt_prog_compiler_static, $1)='-Bstatic'
   4217       ;;
   4218 
   4219     *)
   4220       _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no
   4221       ;;
   4222     esac
   4223   fi
   4224 ])
   4225 case $host_os in
   4226   # For platforms which do not support PIC, -DPIC is meaningless:
   4227   *djgpp*)
   4228     _LT_TAGVAR(lt_prog_compiler_pic, $1)=
   4229     ;;
   4230   *)
   4231     _LT_TAGVAR(lt_prog_compiler_pic, $1)="$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])"
   4232     ;;
   4233 esac
   4234 AC_MSG_RESULT([$_LT_TAGVAR(lt_prog_compiler_pic, $1)])
   4235 _LT_TAGDECL([wl], [lt_prog_compiler_wl], [1],
   4236 	[How to pass a linker flag through the compiler])
   4237 
   4238 #
   4239 # Check to make sure the PIC flag actually works.
   4240 #
   4241 if test -n "$_LT_TAGVAR(lt_prog_compiler_pic, $1)"; then
   4242   _LT_COMPILER_OPTION([if $compiler PIC flag $_LT_TAGVAR(lt_prog_compiler_pic, $1) works],
   4243     [_LT_TAGVAR(lt_cv_prog_compiler_pic_works, $1)],
   4244     [$_LT_TAGVAR(lt_prog_compiler_pic, $1)@&t@m4_if([$1],[],[ -DPIC],[m4_if([$1],[CXX],[ -DPIC],[])])], [],
   4245     [case $_LT_TAGVAR(lt_prog_compiler_pic, $1) in
   4246      "" | " "*) ;;
   4247      *) _LT_TAGVAR(lt_prog_compiler_pic, $1)=" $_LT_TAGVAR(lt_prog_compiler_pic, $1)" ;;
   4248      esac],
   4249     [_LT_TAGVAR(lt_prog_compiler_pic, $1)=
   4250      _LT_TAGVAR(lt_prog_compiler_can_build_shared, $1)=no])
   4251 fi
   4252 _LT_TAGDECL([pic_flag], [lt_prog_compiler_pic], [1],
   4253 	[Additional compiler flags for building library objects])
   4254 
   4255 #
   4256 # Check to make sure the static flag actually works.
   4257 #
   4258 wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1) eval lt_tmp_static_flag=\"$_LT_TAGVAR(lt_prog_compiler_static, $1)\"
   4259 _LT_LINKER_OPTION([if $compiler static flag $lt_tmp_static_flag works],
   4260   _LT_TAGVAR(lt_cv_prog_compiler_static_works, $1),
   4261   $lt_tmp_static_flag,
   4262   [],
   4263   [_LT_TAGVAR(lt_prog_compiler_static, $1)=])
   4264 _LT_TAGDECL([link_static_flag], [lt_prog_compiler_static], [1],
   4265 	[Compiler flag to prevent dynamic linking])
   4266 ])# _LT_COMPILER_PIC
   4267 
   4268 
   4269 # _LT_LINKER_SHLIBS([TAGNAME])
   4270 # ----------------------------
   4271 # See if the linker supports building shared libraries.
   4272 m4_defun([_LT_LINKER_SHLIBS],
   4273 [AC_REQUIRE([LT_PATH_LD])dnl
   4274 AC_REQUIRE([LT_PATH_NM])dnl
   4275 m4_require([_LT_FILEUTILS_DEFAULTS])dnl
   4276 m4_require([_LT_DECL_EGREP])dnl
   4277 m4_require([_LT_DECL_SED])dnl
   4278 m4_require([_LT_CMD_GLOBAL_SYMBOLS])dnl
   4279 m4_require([_LT_TAG_COMPILER])dnl
   4280 AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
   4281 m4_if([$1], [CXX], [
   4282   _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
   4283   case $host_os in
   4284   aix[[4-9]]*)
   4285     # If we're using GNU nm, then we don't want the "-C" option.
   4286     # -C means demangle to AIX nm, but means don't demangle with GNU nm
   4287     # Also, AIX nm treats weak defined symbols like other global defined
   4288     # symbols, whereas GNU nm marks them as "W".
   4289     if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
   4290       _LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
   4291     else
   4292       _LT_TAGVAR(export_symbols_cmds, $1)='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "L")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
   4293     fi
   4294     ;;
   4295   pw32*)
   4296     _LT_TAGVAR(export_symbols_cmds, $1)="$ltdll_cmds"
   4297   ;;
   4298   cygwin* | mingw* | cegcc*)
   4299     _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/;/^.*[[ ]]__nm__/s/^.*[[ ]]__nm__\([[^ ]]*\)[[ ]][[^ ]]*/\1 DATA/;/^I[[ ]]/d;/^[[AITW]][[ ]]/s/.* //'\'' | sort | uniq > $export_symbols'
   4300   ;;
   4301   *)
   4302     _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
   4303   ;;
   4304   esac
   4305   _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
   4306 ], [
   4307   runpath_var=
   4308   _LT_TAGVAR(allow_undefined_flag, $1)=
   4309   _LT_TAGVAR(always_export_symbols, $1)=no
   4310   _LT_TAGVAR(archive_cmds, $1)=
   4311   _LT_TAGVAR(archive_expsym_cmds, $1)=
   4312   _LT_TAGVAR(compiler_needs_object, $1)=no
   4313   _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
   4314   _LT_TAGVAR(export_dynamic_flag_spec, $1)=
   4315   _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED '\''s/.* //'\'' | sort | uniq > $export_symbols'
   4316   _LT_TAGVAR(hardcode_automatic, $1)=no
   4317   _LT_TAGVAR(hardcode_direct, $1)=no
   4318   _LT_TAGVAR(hardcode_direct_absolute, $1)=no
   4319   _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
   4320   _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
   4321   _LT_TAGVAR(hardcode_libdir_separator, $1)=
   4322   _LT_TAGVAR(hardcode_minus_L, $1)=no
   4323   _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
   4324   _LT_TAGVAR(inherit_rpath, $1)=no
   4325   _LT_TAGVAR(link_all_deplibs, $1)=unknown
   4326   _LT_TAGVAR(module_cmds, $1)=
   4327   _LT_TAGVAR(module_expsym_cmds, $1)=
   4328   _LT_TAGVAR(old_archive_from_new_cmds, $1)=
   4329   _LT_TAGVAR(old_archive_from_expsyms_cmds, $1)=
   4330   _LT_TAGVAR(thread_safe_flag_spec, $1)=
   4331   _LT_TAGVAR(whole_archive_flag_spec, $1)=
   4332   # include_expsyms should be a list of space-separated symbols to be *always*
   4333   # included in the symbol list
   4334   _LT_TAGVAR(include_expsyms, $1)=
   4335   # exclude_expsyms can be an extended regexp of symbols to exclude
   4336   # it will be wrapped by ` (' and `)$', so one must not match beginning or
   4337   # end of line.  Example: `a|bc|.*d.*' will exclude the symbols `a' and `bc',
   4338   # as well as any symbol that contains `d'.
   4339   _LT_TAGVAR(exclude_expsyms, $1)=['_GLOBAL_OFFSET_TABLE_|_GLOBAL__F[ID]_.*']
   4340   # Although _GLOBAL_OFFSET_TABLE_ is a valid symbol C name, most a.out
   4341   # platforms (ab)use it in PIC code, but their linkers get confused if
   4342   # the symbol is explicitly referenced.  Since portable code cannot
   4343   # rely on this symbol name, it's probably fine to never include it in
   4344   # preloaded symbol tables.
   4345   # Exclude shared library initialization/finalization symbols.
   4346 dnl Note also adjust exclude_expsyms for C++ above.
   4347   extract_expsyms_cmds=
   4348 
   4349   case $host_os in
   4350   cygwin* | mingw* | pw32* | cegcc*)
   4351     # FIXME: the MSVC++ port hasn't been tested in a loooong time
   4352     # When not using gcc, we currently assume that we are using
   4353     # Microsoft Visual C++.
   4354     if test "$GCC" != yes; then
   4355       with_gnu_ld=no
   4356     fi
   4357     ;;
   4358   interix*)
   4359     # we just hope/assume this is gcc and not c89 (= MSVC++)
   4360     with_gnu_ld=yes
   4361     ;;
   4362   openbsd*)
   4363     with_gnu_ld=no
   4364     ;;
   4365   esac
   4366 
   4367   _LT_TAGVAR(ld_shlibs, $1)=yes
   4368 
   4369   # On some targets, GNU ld is compatible enough with the native linker
   4370   # that we're better off using the native interface for both.
   4371   lt_use_gnu_ld_interface=no
   4372   if test "$with_gnu_ld" = yes; then
   4373     case $host_os in
   4374       aix*)
   4375 	# The AIX port of GNU ld has always aspired to compatibility
   4376 	# with the native linker.  However, as the warning in the GNU ld
   4377 	# block says, versions before 2.19.5* couldn't really create working
   4378 	# shared libraries, regardless of the interface used.
   4379 	case `$LD -v 2>&1` in
   4380 	  *\ \(GNU\ Binutils\)\ 2.19.5*) ;;
   4381 	  *\ \(GNU\ Binutils\)\ 2.[[2-9]]*) ;;
   4382 	  *\ \(GNU\ Binutils\)\ [[3-9]]*) ;;
   4383 	  *)
   4384 	    lt_use_gnu_ld_interface=yes
   4385 	    ;;
   4386 	esac
   4387 	;;
   4388       *)
   4389 	lt_use_gnu_ld_interface=yes
   4390 	;;
   4391     esac
   4392   fi
   4393 
   4394   if test "$lt_use_gnu_ld_interface" = yes; then
   4395     # If archive_cmds runs LD, not CC, wlarc should be empty
   4396     wlarc='${wl}'
   4397 
   4398     # Set some defaults for GNU ld with shared library support. These
   4399     # are reset later if shared libraries are not supported. Putting them
   4400     # here allows them to be overridden if necessary.
   4401     runpath_var=LD_RUN_PATH
   4402     _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
   4403     _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
   4404     # ancient GNU ld didn't support --whole-archive et. al.
   4405     if $LD --help 2>&1 | $GREP 'no-whole-archive' > /dev/null; then
   4406       _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
   4407     else
   4408       _LT_TAGVAR(whole_archive_flag_spec, $1)=
   4409     fi
   4410     supports_anon_versioning=no
   4411     case `$LD -v 2>&1` in
   4412       *GNU\ gold*) supports_anon_versioning=yes ;;
   4413       *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.10.*) ;; # catch versions < 2.11
   4414       *\ 2.11.93.0.2\ *) supports_anon_versioning=yes ;; # RH7.3 ...
   4415       *\ 2.11.92.0.12\ *) supports_anon_versioning=yes ;; # Mandrake 8.2 ...
   4416       *\ 2.11.*) ;; # other 2.11 versions
   4417       *) supports_anon_versioning=yes ;;
   4418     esac
   4419 
   4420     # See if GNU ld supports shared libraries.
   4421     case $host_os in
   4422     aix[[3-9]]*)
   4423       # On AIX/PPC, the GNU linker is very broken
   4424       if test "$host_cpu" != ia64; then
   4425 	_LT_TAGVAR(ld_shlibs, $1)=no
   4426 	cat <<_LT_EOF 1>&2
   4427 
   4428 *** Warning: the GNU linker, at least up to release 2.19, is reported
   4429 *** to be unable to reliably create shared libraries on AIX.
   4430 *** Therefore, libtool is disabling shared libraries support.  If you
   4431 *** really care for shared libraries, you may want to install binutils
   4432 *** 2.20 or above, or modify your PATH so that a non-GNU linker is found.
   4433 *** You will then need to restart the configuration process.
   4434 
   4435 _LT_EOF
   4436       fi
   4437       ;;
   4438 
   4439     amigaos*)
   4440       case $host_cpu in
   4441       powerpc)
   4442             # see comment about AmigaOS4 .so support
   4443             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   4444             _LT_TAGVAR(archive_expsym_cmds, $1)=''
   4445         ;;
   4446       m68k)
   4447             _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
   4448             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
   4449             _LT_TAGVAR(hardcode_minus_L, $1)=yes
   4450         ;;
   4451       esac
   4452       ;;
   4453 
   4454     beos*)
   4455       if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
   4456 	_LT_TAGVAR(allow_undefined_flag, $1)=unsupported
   4457 	# Joseph Beckenbach <jrb3 (a] best.com> says some releases of gcc
   4458 	# support --undefined.  This deserves some investigation.  FIXME
   4459 	_LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   4460       else
   4461 	_LT_TAGVAR(ld_shlibs, $1)=no
   4462       fi
   4463       ;;
   4464 
   4465     cygwin* | mingw* | pw32* | cegcc*)
   4466       # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
   4467       # as there is no search path for DLLs.
   4468       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
   4469       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-all-symbols'
   4470       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
   4471       _LT_TAGVAR(always_export_symbols, $1)=no
   4472       _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
   4473       _LT_TAGVAR(export_symbols_cmds, $1)='$NM $libobjs $convenience | $global_symbol_pipe | $SED -e '\''/^[[BCDGRS]][[ ]]/s/.*[[ ]]\([[^ ]]*\)/\1 DATA/'\'' | $SED -e '\''/^[[AITW]][[ ]]/s/.*[[ ]]//'\'' | sort | uniq > $export_symbols'
   4474 
   4475       if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
   4476         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
   4477 	# If the export-symbols file already is a .def file (1st line
   4478 	# is EXPORTS), use it as is; otherwise, prepend...
   4479 	_LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
   4480 	  cp $export_symbols $output_objdir/$soname.def;
   4481 	else
   4482 	  echo EXPORTS > $output_objdir/$soname.def;
   4483 	  cat $export_symbols >> $output_objdir/$soname.def;
   4484 	fi~
   4485 	$CC -shared $output_objdir/$soname.def $libobjs $deplibs $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
   4486       else
   4487 	_LT_TAGVAR(ld_shlibs, $1)=no
   4488       fi
   4489       ;;
   4490 
   4491     haiku*)
   4492       _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   4493       _LT_TAGVAR(link_all_deplibs, $1)=yes
   4494       ;;
   4495 
   4496     interix[[3-9]]*)
   4497       _LT_TAGVAR(hardcode_direct, $1)=no
   4498       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   4499       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
   4500       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
   4501       # Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
   4502       # Instead, shared libraries are loaded at an image base (0x10000000 by
   4503       # default) and relocated if they conflict, which is a slow very memory
   4504       # consuming and fragmenting process.  To avoid this, we pick a random,
   4505       # 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
   4506       # time.  Moving up from 0x10000000 also allows more sbrk(2) space.
   4507       _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
   4508       _LT_TAGVAR(archive_expsym_cmds, $1)='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
   4509       ;;
   4510 
   4511     gnu* | linux* | tpf* | k*bsd*-gnu | kopensolaris*-gnu | uclinuxfdpiceabi)
   4512       tmp_diet=no
   4513       if test "$host_os" = linux-dietlibc; then
   4514 	case $cc_basename in
   4515 	  diet\ *) tmp_diet=yes;;	# linux-dietlibc with static linking (!diet-dyn)
   4516 	esac
   4517       fi
   4518       if $LD --help 2>&1 | $EGREP ': supported targets:.* elf' > /dev/null \
   4519 	 && test "$tmp_diet" = no
   4520       then
   4521 	tmp_addflag=' $pic_flag'
   4522 	tmp_sharedflag='-shared'
   4523 	case $cc_basename,$host_cpu in
   4524         pgcc*)				# Portland Group C compiler
   4525 	  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
   4526 	  tmp_addflag=' $pic_flag'
   4527 	  ;;
   4528 	pgf77* | pgf90* | pgf95* | pgfortran*)
   4529 					# Portland Group f77 and f90 compilers
   4530 	  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
   4531 	  tmp_addflag=' $pic_flag -Mnomain' ;;
   4532 	ecc*,ia64* | icc*,ia64*)	# Intel C compiler on ia64
   4533 	  tmp_addflag=' -i_dynamic' ;;
   4534 	efc*,ia64* | ifort*,ia64*)	# Intel Fortran compiler on ia64
   4535 	  tmp_addflag=' -i_dynamic -nofor_main' ;;
   4536 	ifc* | ifort*)			# Intel Fortran compiler
   4537 	  tmp_addflag=' -nofor_main' ;;
   4538 	lf95*)				# Lahey Fortran 8.1
   4539 	  _LT_TAGVAR(whole_archive_flag_spec, $1)=
   4540 	  tmp_sharedflag='--shared' ;;
   4541 	xl[[cC]]* | bgxl[[cC]]* | mpixl[[cC]]*) # IBM XL C 8.0 on PPC (deal with xlf below)
   4542 	  tmp_sharedflag='-qmkshrobj'
   4543 	  tmp_addflag= ;;
   4544 	nvcc*)	# Cuda Compiler Driver 2.2
   4545 	  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
   4546 	  _LT_TAGVAR(compiler_needs_object, $1)=yes
   4547 	  ;;
   4548 	esac
   4549 	case `$CC -V 2>&1 | sed 5q` in
   4550 	*Sun\ C*)			# Sun C 5.9
   4551 	  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
   4552 	  _LT_TAGVAR(compiler_needs_object, $1)=yes
   4553 	  tmp_sharedflag='-G' ;;
   4554 	*Sun\ F*)			# Sun Fortran 8.3
   4555 	  tmp_sharedflag='-G' ;;
   4556 	esac
   4557 	_LT_TAGVAR(archive_cmds, $1)='$CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   4558 
   4559         if test "x$supports_anon_versioning" = xyes; then
   4560           _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
   4561 	    cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
   4562 	    echo "local: *; };" >> $output_objdir/$libname.ver~
   4563 	    $CC '"$tmp_sharedflag""$tmp_addflag"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
   4564         fi
   4565 
   4566 	case $cc_basename in
   4567 	xlf* | bgf* | bgxlf* | mpixlf*)
   4568 	  # IBM XL Fortran 10.1 on PPC cannot create shared libs itself
   4569 	  _LT_TAGVAR(whole_archive_flag_spec, $1)='--whole-archive$convenience --no-whole-archive'
   4570 	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
   4571 	  _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)='-rpath $libdir'
   4572 	  _LT_TAGVAR(archive_cmds, $1)='$LD -shared $libobjs $deplibs $compiler_flags -soname $soname -o $lib'
   4573 	  if test "x$supports_anon_versioning" = xyes; then
   4574 	    _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
   4575 	      cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
   4576 	      echo "local: *; };" >> $output_objdir/$libname.ver~
   4577 	      $LD -shared $libobjs $deplibs $compiler_flags -soname $soname -version-script $output_objdir/$libname.ver -o $lib'
   4578 	  fi
   4579 	  ;;
   4580 	esac
   4581       else
   4582         _LT_TAGVAR(ld_shlibs, $1)=no
   4583       fi
   4584       ;;
   4585 
   4586     netbsd*)
   4587       if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
   4588 	_LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable $libobjs $deplibs $linker_flags -o $lib'
   4589 	wlarc=
   4590       else
   4591 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   4592 	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
   4593       fi
   4594       ;;
   4595 
   4596     solaris*)
   4597       if $LD -v 2>&1 | $GREP 'BFD 2\.8' > /dev/null; then
   4598 	_LT_TAGVAR(ld_shlibs, $1)=no
   4599 	cat <<_LT_EOF 1>&2
   4600 
   4601 *** Warning: The releases 2.8.* of the GNU linker cannot reliably
   4602 *** create shared libraries on Solaris systems.  Therefore, libtool
   4603 *** is disabling shared libraries support.  We urge you to upgrade GNU
   4604 *** binutils to release 2.9.1 or newer.  Another option is to modify
   4605 *** your PATH or compiler configuration so that the native linker is
   4606 *** used, and then restart.
   4607 
   4608 _LT_EOF
   4609       elif $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
   4610 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   4611 	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
   4612       else
   4613 	_LT_TAGVAR(ld_shlibs, $1)=no
   4614       fi
   4615       ;;
   4616 
   4617     sysv5* | sco3.2v5* | sco5v6* | unixware* | OpenUNIX*)
   4618       case `$LD -v 2>&1` in
   4619         *\ [[01]].* | *\ 2.[[0-9]].* | *\ 2.1[[0-5]].*)
   4620 	_LT_TAGVAR(ld_shlibs, $1)=no
   4621 	cat <<_LT_EOF 1>&2
   4622 
   4623 *** Warning: Releases of the GNU linker prior to 2.16.91.0.3 can not
   4624 *** reliably create shared libraries on SCO systems.  Therefore, libtool
   4625 *** is disabling shared libraries support.  We urge you to upgrade GNU
   4626 *** binutils to release 2.16.91.0.3 or newer.  Another option is to modify
   4627 *** your PATH or compiler configuration so that the native linker is
   4628 *** used, and then restart.
   4629 
   4630 _LT_EOF
   4631 	;;
   4632 	*)
   4633 	  # For security reasons, it is highly recommended that you always
   4634 	  # use absolute paths for naming shared libraries, and exclude the
   4635 	  # DT_RUNPATH tag from executables and libraries.  But doing so
   4636 	  # requires that you compile everything twice, which is a pain.
   4637 	  if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
   4638 	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
   4639 	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   4640 	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
   4641 	  else
   4642 	    _LT_TAGVAR(ld_shlibs, $1)=no
   4643 	  fi
   4644 	;;
   4645       esac
   4646       ;;
   4647 
   4648     sunos4*)
   4649       _LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bshareable -o $lib $libobjs $deplibs $linker_flags'
   4650       wlarc=
   4651       _LT_TAGVAR(hardcode_direct, $1)=yes
   4652       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   4653       ;;
   4654 
   4655     *)
   4656       if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
   4657 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   4658 	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
   4659       else
   4660 	_LT_TAGVAR(ld_shlibs, $1)=no
   4661       fi
   4662       ;;
   4663     esac
   4664 
   4665     if test "$_LT_TAGVAR(ld_shlibs, $1)" = no; then
   4666       runpath_var=
   4667       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
   4668       _LT_TAGVAR(export_dynamic_flag_spec, $1)=
   4669       _LT_TAGVAR(whole_archive_flag_spec, $1)=
   4670     fi
   4671   else
   4672     # PORTME fill in a description of your system's linker (not GNU ld)
   4673     case $host_os in
   4674     aix3*)
   4675       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
   4676       _LT_TAGVAR(always_export_symbols, $1)=yes
   4677       _LT_TAGVAR(archive_expsym_cmds, $1)='$LD -o $output_objdir/$soname $libobjs $deplibs $linker_flags -bE:$export_symbols -T512 -H512 -bM:SRE~$AR $AR_FLAGS $lib $output_objdir/$soname'
   4678       # Note: this linker hardcodes the directories in LIBPATH if there
   4679       # are no directories specified by -L.
   4680       _LT_TAGVAR(hardcode_minus_L, $1)=yes
   4681       if test "$GCC" = yes && test -z "$lt_prog_compiler_static"; then
   4682 	# Neither direct hardcoding nor static linking is supported with a
   4683 	# broken collect2.
   4684 	_LT_TAGVAR(hardcode_direct, $1)=unsupported
   4685       fi
   4686       ;;
   4687 
   4688     aix[[4-9]]*)
   4689       if test "$host_cpu" = ia64; then
   4690 	# On IA64, the linker does run time linking by default, so we don't
   4691 	# have to do anything special.
   4692 	aix_use_runtimelinking=no
   4693 	exp_sym_flag='-Bexport'
   4694 	no_entry_flag=""
   4695       else
   4696 	# If we're using GNU nm, then we don't want the "-C" option.
   4697 	# -C means demangle to AIX nm, but means don't demangle with GNU nm
   4698 	# Also, AIX nm treats weak defined symbols like other global
   4699 	# defined symbols, whereas GNU nm marks them as "W".
   4700 	if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
   4701 	  _LT_TAGVAR(export_symbols_cmds, $1)='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
   4702 	else
   4703 	  _LT_TAGVAR(export_symbols_cmds, $1)='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "L")) && ([substr](\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
   4704 	fi
   4705 	aix_use_runtimelinking=no
   4706 
   4707 	# Test if we are trying to use run time linking or normal
   4708 	# AIX style linking. If -brtl is somewhere in LDFLAGS, we
   4709 	# need to do runtime linking.
   4710 	case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
   4711 	  for ld_flag in $LDFLAGS; do
   4712 	  if (test $ld_flag = "-brtl" || test $ld_flag = "-Wl,-brtl"); then
   4713 	    aix_use_runtimelinking=yes
   4714 	    break
   4715 	  fi
   4716 	  done
   4717 	  ;;
   4718 	esac
   4719 
   4720 	exp_sym_flag='-bexport'
   4721 	no_entry_flag='-bnoentry'
   4722       fi
   4723 
   4724       # When large executables or shared objects are built, AIX ld can
   4725       # have problems creating the table of contents.  If linking a library
   4726       # or program results in "error TOC overflow" add -mminimal-toc to
   4727       # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
   4728       # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
   4729 
   4730       _LT_TAGVAR(archive_cmds, $1)=''
   4731       _LT_TAGVAR(hardcode_direct, $1)=yes
   4732       _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
   4733       _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
   4734       _LT_TAGVAR(link_all_deplibs, $1)=yes
   4735       _LT_TAGVAR(file_list_spec, $1)='${wl}-f,'
   4736 
   4737       if test "$GCC" = yes; then
   4738 	case $host_os in aix4.[[012]]|aix4.[[012]].*)
   4739 	# We only want to do this on AIX 4.2 and lower, the check
   4740 	# below for broken collect2 doesn't work under 4.3+
   4741 	  collect2name=`${CC} -print-prog-name=collect2`
   4742 	  if test -f "$collect2name" &&
   4743 	   strings "$collect2name" | $GREP resolve_lib_name >/dev/null
   4744 	  then
   4745 	  # We have reworked collect2
   4746 	  :
   4747 	  else
   4748 	  # We have old collect2
   4749 	  _LT_TAGVAR(hardcode_direct, $1)=unsupported
   4750 	  # It fails to find uninstalled libraries when the uninstalled
   4751 	  # path is not listed in the libpath.  Setting hardcode_minus_L
   4752 	  # to unsupported forces relinking
   4753 	  _LT_TAGVAR(hardcode_minus_L, $1)=yes
   4754 	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
   4755 	  _LT_TAGVAR(hardcode_libdir_separator, $1)=
   4756 	  fi
   4757 	  ;;
   4758 	esac
   4759 	shared_flag='-shared'
   4760 	if test "$aix_use_runtimelinking" = yes; then
   4761 	  shared_flag="$shared_flag "'${wl}-G'
   4762 	fi
   4763       else
   4764 	# not using gcc
   4765 	if test "$host_cpu" = ia64; then
   4766 	# VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
   4767 	# chokes on -Wl,-G. The following line is correct:
   4768 	  shared_flag='-G'
   4769 	else
   4770 	  if test "$aix_use_runtimelinking" = yes; then
   4771 	    shared_flag='${wl}-G'
   4772 	  else
   4773 	    shared_flag='${wl}-bM:SRE'
   4774 	  fi
   4775 	fi
   4776       fi
   4777 
   4778       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-bexpall'
   4779       # It seems that -bexpall does not export symbols beginning with
   4780       # underscore (_), so it is better to generate a list of symbols to export.
   4781       _LT_TAGVAR(always_export_symbols, $1)=yes
   4782       if test "$aix_use_runtimelinking" = yes; then
   4783 	# Warning - without using the other runtime loading flags (-brtl),
   4784 	# -berok will link without error, but may produce a broken library.
   4785 	_LT_TAGVAR(allow_undefined_flag, $1)='-berok'
   4786         # Determine the default libpath from the value encoded in an
   4787         # empty executable.
   4788         _LT_SYS_MODULE_PATH_AIX
   4789         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
   4790         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then func_echo_all "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
   4791       else
   4792 	if test "$host_cpu" = ia64; then
   4793 	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib'
   4794 	  _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
   4795 	  _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$exp_sym_flag:\$export_symbols"
   4796 	else
   4797 	 # Determine the default libpath from the value encoded in an
   4798 	 # empty executable.
   4799 	 _LT_SYS_MODULE_PATH_AIX
   4800 	 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
   4801 	  # Warning - without using the other run time loading flags,
   4802 	  # -berok will link without error, but may produce a broken library.
   4803 	  _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok'
   4804 	  _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok'
   4805 	  if test "$with_gnu_ld" = yes; then
   4806 	    # We only use this code for GNU lds that support --whole-archive.
   4807 	    _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
   4808 	  else
   4809 	    # Exported symbols can be pulled into shared objects from archives
   4810 	    _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
   4811 	  fi
   4812 	  _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
   4813 	  # This is similar to how AIX traditionally builds its shared libraries.
   4814 	  _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags ${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
   4815 	fi
   4816       fi
   4817       ;;
   4818 
   4819     amigaos*)
   4820       case $host_cpu in
   4821       powerpc)
   4822             # see comment about AmigaOS4 .so support
   4823             _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   4824             _LT_TAGVAR(archive_expsym_cmds, $1)=''
   4825         ;;
   4826       m68k)
   4827             _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/a2ixlibrary.data~$ECHO "#define NAME $libname" > $output_objdir/a2ixlibrary.data~$ECHO "#define LIBRARY_ID 1" >> $output_objdir/a2ixlibrary.data~$ECHO "#define VERSION $major" >> $output_objdir/a2ixlibrary.data~$ECHO "#define REVISION $revision" >> $output_objdir/a2ixlibrary.data~$AR $AR_FLAGS $lib $libobjs~$RANLIB $lib~(cd $output_objdir && a2ixlibrary -32)'
   4828             _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
   4829             _LT_TAGVAR(hardcode_minus_L, $1)=yes
   4830         ;;
   4831       esac
   4832       ;;
   4833 
   4834     bsdi[[45]]*)
   4835       _LT_TAGVAR(export_dynamic_flag_spec, $1)=-rdynamic
   4836       ;;
   4837 
   4838     cygwin* | mingw* | pw32* | cegcc*)
   4839       # When not using gcc, we currently assume that we are using
   4840       # Microsoft Visual C++.
   4841       # hardcode_libdir_flag_spec is actually meaningless, as there is
   4842       # no search path for DLLs.
   4843       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=' '
   4844       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
   4845       # Tell ltmain to make .lib files, not .a files.
   4846       libext=lib
   4847       # Tell ltmain to make .dll files, not .so files.
   4848       shrext_cmds=".dll"
   4849       # FIXME: Setting linknames here is a bad hack.
   4850       _LT_TAGVAR(archive_cmds, $1)='$CC -o $lib $libobjs $compiler_flags `func_echo_all "$deplibs" | $SED '\''s/ -lc$//'\''` -link -dll~linknames='
   4851       # The linker will automatically build a .lib file if we build a DLL.
   4852       _LT_TAGVAR(old_archive_from_new_cmds, $1)='true'
   4853       # FIXME: Should let the user specify the lib program.
   4854       _LT_TAGVAR(old_archive_cmds, $1)='lib -OUT:$oldlib$oldobjs$old_deplibs'
   4855       _LT_TAGVAR(fix_srcfile_path, $1)='`cygpath -w "$srcfile"`'
   4856       _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
   4857       ;;
   4858 
   4859     darwin* | rhapsody*)
   4860       _LT_DARWIN_LINKER_FEATURES($1)
   4861       ;;
   4862 
   4863     dgux*)
   4864       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
   4865       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
   4866       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   4867       ;;
   4868 
   4869     # FreeBSD 2.2.[012] allows us to include c++rt0.o to get C++ constructor
   4870     # support.  Future versions do this automatically, but an explicit c++rt0.o
   4871     # does not break anything, and helps significantly (at the cost of a little
   4872     # extra space).
   4873     freebsd2.2*)
   4874       _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags /usr/lib/c++rt0.o'
   4875       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
   4876       _LT_TAGVAR(hardcode_direct, $1)=yes
   4877       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   4878       ;;
   4879 
   4880     # Unfortunately, older versions of FreeBSD 2 do not have this feature.
   4881     freebsd2.*)
   4882       _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
   4883       _LT_TAGVAR(hardcode_direct, $1)=yes
   4884       _LT_TAGVAR(hardcode_minus_L, $1)=yes
   4885       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   4886       ;;
   4887 
   4888     # FreeBSD 3 and greater uses gcc -shared to do shared libraries.
   4889     freebsd* | dragonfly*)
   4890       _LT_TAGVAR(archive_cmds, $1)='$CC -shared -o $lib $libobjs $deplibs $compiler_flags'
   4891       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
   4892       _LT_TAGVAR(hardcode_direct, $1)=yes
   4893       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   4894       ;;
   4895 
   4896     hpux9*)
   4897       if test "$GCC" = yes; then
   4898 	_LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared -fPIC ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $libobjs $deplibs $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
   4899       else
   4900 	_LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$LD -b +b $install_libdir -o $output_objdir/$soname $libobjs $deplibs $linker_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
   4901       fi
   4902       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
   4903       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
   4904       _LT_TAGVAR(hardcode_direct, $1)=yes
   4905 
   4906       # hardcode_minus_L: Not really in the search PATH,
   4907       # but as the default location of the library.
   4908       _LT_TAGVAR(hardcode_minus_L, $1)=yes
   4909       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
   4910       ;;
   4911 
   4912     hpux10*)
   4913       if test "$GCC" = yes && test "$with_gnu_ld" = no; then
   4914 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
   4915       else
   4916 	_LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'
   4917       fi
   4918       if test "$with_gnu_ld" = no; then
   4919 	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
   4920 	_LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)='+b $libdir'
   4921 	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
   4922 	_LT_TAGVAR(hardcode_direct, $1)=yes
   4923 	_LT_TAGVAR(hardcode_direct_absolute, $1)=yes
   4924 	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
   4925 	# hardcode_minus_L: Not really in the search PATH,
   4926 	# but as the default location of the library.
   4927 	_LT_TAGVAR(hardcode_minus_L, $1)=yes
   4928       fi
   4929       ;;
   4930 
   4931     hpux11*)
   4932       if test "$GCC" = yes && test "$with_gnu_ld" = no; then
   4933 	case $host_cpu in
   4934 	hppa*64*)
   4935 	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
   4936 	  ;;
   4937 	ia64*)
   4938 	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
   4939 	  ;;
   4940 	*)
   4941 	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'
   4942 	  ;;
   4943 	esac
   4944       else
   4945 	case $host_cpu in
   4946 	hppa*64*)
   4947 	  _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
   4948 	  ;;
   4949 	ia64*)
   4950 	  _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $libobjs $deplibs $compiler_flags'
   4951 	  ;;
   4952 	*)
   4953 	m4_if($1, [], [
   4954 	  # Older versions of the 11.00 compiler do not understand -b yet
   4955 	  # (HP92453-01 A.11.01.20 doesn't, HP92453-01 B.11.X.35175-35176.GP does)
   4956 	  _LT_LINKER_OPTION([if $CC understands -b],
   4957 	    _LT_TAGVAR(lt_cv_prog_compiler__b, $1), [-b],
   4958 	    [_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'],
   4959 	    [_LT_TAGVAR(archive_cmds, $1)='$LD -b +h $soname +b $install_libdir -o $lib $libobjs $deplibs $linker_flags'])],
   4960 	  [_LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $libobjs $deplibs $compiler_flags'])
   4961 	  ;;
   4962 	esac
   4963       fi
   4964       if test "$with_gnu_ld" = no; then
   4965 	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
   4966 	_LT_TAGVAR(hardcode_libdir_separator, $1)=:
   4967 
   4968 	case $host_cpu in
   4969 	hppa*64*|ia64*)
   4970 	  _LT_TAGVAR(hardcode_direct, $1)=no
   4971 	  _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   4972 	  ;;
   4973 	*)
   4974 	  _LT_TAGVAR(hardcode_direct, $1)=yes
   4975 	  _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
   4976 	  _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
   4977 
   4978 	  # hardcode_minus_L: Not really in the search PATH,
   4979 	  # but as the default location of the library.
   4980 	  _LT_TAGVAR(hardcode_minus_L, $1)=yes
   4981 	  ;;
   4982 	esac
   4983       fi
   4984       ;;
   4985 
   4986     irix5* | irix6* | nonstopux*)
   4987       if test "$GCC" = yes; then
   4988 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
   4989 	# Try to use the -exported_symbol ld option, if it does not
   4990 	# work, assume that -exports_file does not work either and
   4991 	# implicitly export all symbols.
   4992         save_LDFLAGS="$LDFLAGS"
   4993         LDFLAGS="$LDFLAGS -shared ${wl}-exported_symbol ${wl}foo ${wl}-update_registry ${wl}/dev/null"
   4994         AC_LINK_IFELSE([AC_LANG_SOURCE([int foo(void) {}])],
   4995           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations ${wl}-exports_file ${wl}$export_symbols -o $lib'
   4996         )
   4997         LDFLAGS="$save_LDFLAGS"
   4998       else
   4999 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
   5000 	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -exports_file $export_symbols -o $lib'
   5001       fi
   5002       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
   5003       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
   5004       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
   5005       _LT_TAGVAR(inherit_rpath, $1)=yes
   5006       _LT_TAGVAR(link_all_deplibs, $1)=yes
   5007       ;;
   5008 
   5009     netbsd*)
   5010       if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
   5011 	_LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'  # a.out
   5012       else
   5013 	_LT_TAGVAR(archive_cmds, $1)='$LD -shared -o $lib $libobjs $deplibs $linker_flags'      # ELF
   5014       fi
   5015       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
   5016       _LT_TAGVAR(hardcode_direct, $1)=yes
   5017       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   5018       ;;
   5019 
   5020     newsos6)
   5021       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
   5022       _LT_TAGVAR(hardcode_direct, $1)=yes
   5023       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
   5024       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
   5025       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   5026       ;;
   5027 
   5028     *nto* | *qnx*)
   5029       ;;
   5030 
   5031     openbsd*)
   5032       if test -f /usr/libexec/ld.so; then
   5033 	_LT_TAGVAR(hardcode_direct, $1)=yes
   5034 	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   5035 	_LT_TAGVAR(hardcode_direct_absolute, $1)=yes
   5036 	if test -z "`echo __ELF__ | $CC -E - | $GREP __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
   5037 	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
   5038 	  _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags ${wl}-retain-symbols-file,$export_symbols'
   5039 	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
   5040 	  _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
   5041 	else
   5042 	  case $host_os in
   5043 	   openbsd[[01]].* | openbsd2.[[0-7]] | openbsd2.[[0-7]].*)
   5044 	     _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable -o $lib $libobjs $deplibs $linker_flags'
   5045 	     _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
   5046 	     ;;
   5047 	   *)
   5048 	     _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag -o $lib $libobjs $deplibs $compiler_flags'
   5049 	     _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
   5050 	     ;;
   5051 	  esac
   5052 	fi
   5053       else
   5054 	_LT_TAGVAR(ld_shlibs, $1)=no
   5055       fi
   5056       ;;
   5057 
   5058     os2*)
   5059       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
   5060       _LT_TAGVAR(hardcode_minus_L, $1)=yes
   5061       _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
   5062       _LT_TAGVAR(archive_cmds, $1)='$ECHO "LIBRARY $libname INITINSTANCE" > $output_objdir/$libname.def~$ECHO "DESCRIPTION \"$libname\"" >> $output_objdir/$libname.def~echo DATA >> $output_objdir/$libname.def~echo " SINGLE NONSHARED" >> $output_objdir/$libname.def~echo EXPORTS >> $output_objdir/$libname.def~emxexp $libobjs >> $output_objdir/$libname.def~$CC -Zdll -Zcrtdll -o $lib $libobjs $deplibs $compiler_flags $output_objdir/$libname.def'
   5063       _LT_TAGVAR(old_archive_from_new_cmds, $1)='emximp -o $output_objdir/$libname.a $output_objdir/$libname.def'
   5064       ;;
   5065 
   5066     osf3*)
   5067       if test "$GCC" = yes; then
   5068 	_LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
   5069 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
   5070       else
   5071 	_LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
   5072 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
   5073       fi
   5074       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
   5075       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
   5076       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
   5077       ;;
   5078 
   5079     osf4* | osf5*)	# as osf3* with the addition of -msym flag
   5080       if test "$GCC" = yes; then
   5081 	_LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
   5082 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
   5083 	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
   5084       else
   5085 	_LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
   5086 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $libobjs $deplibs $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
   5087 	_LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done; printf "%s\\n" "-hidden">> $lib.exp~
   5088 	$CC -shared${allow_undefined_flag} ${wl}-input ${wl}$lib.exp $compiler_flags $libobjs $deplibs -soname $soname `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib~$RM $lib.exp'
   5089 
   5090 	# Both c and cxx compiler support -rpath directly
   5091 	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
   5092       fi
   5093       _LT_TAGVAR(archive_cmds_need_lc, $1)='no'
   5094       _LT_TAGVAR(hardcode_libdir_separator, $1)=:
   5095       ;;
   5096 
   5097     solaris*)
   5098       _LT_TAGVAR(no_undefined_flag, $1)=' -z defs'
   5099       if test "$GCC" = yes; then
   5100 	wlarc='${wl}'
   5101 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-z ${wl}text ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags'
   5102 	_LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
   5103 	  $CC -shared ${wl}-z ${wl}text ${wl}-M ${wl}$lib.exp ${wl}-h ${wl}$soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
   5104       else
   5105 	case `$CC -V 2>&1` in
   5106 	*"Compilers 5.0"*)
   5107 	  wlarc=''
   5108 	  _LT_TAGVAR(archive_cmds, $1)='$LD -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $linker_flags'
   5109 	  _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
   5110 	  $LD -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $linker_flags~$RM $lib.exp'
   5111 	  ;;
   5112 	*)
   5113 	  wlarc='${wl}'
   5114 	  _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -h $soname -o $lib $libobjs $deplibs $compiler_flags'
   5115 	  _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
   5116 	  $CC -G${allow_undefined_flag} -M $lib.exp -h $soname -o $lib $libobjs $deplibs $compiler_flags~$RM $lib.exp'
   5117 	  ;;
   5118 	esac
   5119       fi
   5120       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
   5121       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   5122       case $host_os in
   5123       solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
   5124       *)
   5125 	# The compiler driver will combine and reorder linker options,
   5126 	# but understands `-z linker_flag'.  GCC discards it without `$wl',
   5127 	# but is careful enough not to reorder.
   5128 	# Supported since Solaris 2.6 (maybe 2.5.1?)
   5129 	if test "$GCC" = yes; then
   5130 	  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
   5131 	else
   5132 	  _LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
   5133 	fi
   5134 	;;
   5135       esac
   5136       _LT_TAGVAR(link_all_deplibs, $1)=yes
   5137       ;;
   5138 
   5139     sunos4*)
   5140       if test "x$host_vendor" = xsequent; then
   5141 	# Use $CC to link under sequent, because it throws in some extra .o
   5142 	# files that make .init and .fini sections work.
   5143 	_LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h $soname -o $lib $libobjs $deplibs $compiler_flags'
   5144       else
   5145 	_LT_TAGVAR(archive_cmds, $1)='$LD -assert pure-text -Bstatic -o $lib $libobjs $deplibs $linker_flags'
   5146       fi
   5147       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
   5148       _LT_TAGVAR(hardcode_direct, $1)=yes
   5149       _LT_TAGVAR(hardcode_minus_L, $1)=yes
   5150       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   5151       ;;
   5152 
   5153     sysv4)
   5154       case $host_vendor in
   5155 	sni)
   5156 	  _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
   5157 	  _LT_TAGVAR(hardcode_direct, $1)=yes # is this really true???
   5158 	;;
   5159 	siemens)
   5160 	  ## LD is ld it makes a PLAMLIB
   5161 	  ## CC just makes a GrossModule.
   5162 	  _LT_TAGVAR(archive_cmds, $1)='$LD -G -o $lib $libobjs $deplibs $linker_flags'
   5163 	  _LT_TAGVAR(reload_cmds, $1)='$CC -r -o $output$reload_objs'
   5164 	  _LT_TAGVAR(hardcode_direct, $1)=no
   5165         ;;
   5166 	motorola)
   5167 	  _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
   5168 	  _LT_TAGVAR(hardcode_direct, $1)=no #Motorola manual says yes, but my tests say they lie
   5169 	;;
   5170       esac
   5171       runpath_var='LD_RUN_PATH'
   5172       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   5173       ;;
   5174 
   5175     sysv4.3*)
   5176       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
   5177       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   5178       _LT_TAGVAR(export_dynamic_flag_spec, $1)='-Bexport'
   5179       ;;
   5180 
   5181     sysv4*MP*)
   5182       if test -d /usr/nec; then
   5183 	_LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
   5184 	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   5185 	runpath_var=LD_RUN_PATH
   5186 	hardcode_runpath_var=yes
   5187 	_LT_TAGVAR(ld_shlibs, $1)=yes
   5188       fi
   5189       ;;
   5190 
   5191     sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
   5192       _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
   5193       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
   5194       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   5195       runpath_var='LD_RUN_PATH'
   5196 
   5197       if test "$GCC" = yes; then
   5198 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   5199 	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   5200       else
   5201 	_LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   5202 	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   5203       fi
   5204       ;;
   5205 
   5206     sysv5* | sco3.2v5* | sco5v6*)
   5207       # Note: We can NOT use -z defs as we might desire, because we do not
   5208       # link with -lc, and that would cause any symbols used from libc to
   5209       # always be unresolved, which means just about no library would
   5210       # ever link correctly.  If we're not using GNU ld we use -z text
   5211       # though, which does catch some bad symbols but isn't as heavy-handed
   5212       # as -z defs.
   5213       _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
   5214       _LT_TAGVAR(allow_undefined_flag, $1)='${wl}-z,nodefs'
   5215       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
   5216       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   5217       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R,$libdir'
   5218       _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
   5219       _LT_TAGVAR(link_all_deplibs, $1)=yes
   5220       _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Bexport'
   5221       runpath_var='LD_RUN_PATH'
   5222 
   5223       if test "$GCC" = yes; then
   5224 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   5225 	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   5226       else
   5227 	_LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   5228 	_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   5229       fi
   5230       ;;
   5231 
   5232     uts4*)
   5233       _LT_TAGVAR(archive_cmds, $1)='$LD -G -h $soname -o $lib $libobjs $deplibs $linker_flags'
   5234       _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
   5235       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   5236       ;;
   5237 
   5238     *)
   5239       _LT_TAGVAR(ld_shlibs, $1)=no
   5240       ;;
   5241     esac
   5242 
   5243     if test x$host_vendor = xsni; then
   5244       case $host in
   5245       sysv4 | sysv4.2uw2* | sysv4.3* | sysv5*)
   5246 	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Blargedynsym'
   5247 	;;
   5248       esac
   5249     fi
   5250   fi
   5251 ])
   5252 AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
   5253 test "$_LT_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
   5254 
   5255 _LT_TAGVAR(with_gnu_ld, $1)=$with_gnu_ld
   5256 
   5257 _LT_DECL([], [libext], [0], [Old archive suffix (normally "a")])dnl
   5258 _LT_DECL([], [shrext_cmds], [1], [Shared library suffix (normally ".so")])dnl
   5259 _LT_DECL([], [extract_expsyms_cmds], [2],
   5260     [The commands to extract the exported symbol list from a shared archive])
   5261 
   5262 #
   5263 # Do we need to explicitly link libc?
   5264 #
   5265 case "x$_LT_TAGVAR(archive_cmds_need_lc, $1)" in
   5266 x|xyes)
   5267   # Assume -lc should be added
   5268   _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
   5269 
   5270   if test "$enable_shared" = yes && test "$GCC" = yes; then
   5271     case $_LT_TAGVAR(archive_cmds, $1) in
   5272     *'~'*)
   5273       # FIXME: we may have to deal with multi-command sequences.
   5274       ;;
   5275     '$CC '*)
   5276       # Test whether the compiler implicitly links with -lc since on some
   5277       # systems, -lgcc has to come before -lc. If gcc already passes -lc
   5278       # to ld, don't add -lc before -lgcc.
   5279       AC_CACHE_CHECK([whether -lc should be explicitly linked in],
   5280 	[lt_cv_]_LT_TAGVAR(archive_cmds_need_lc, $1),
   5281 	[$RM conftest*
   5282 	echo "$lt_simple_compile_test_code" > conftest.$ac_ext
   5283 
   5284 	if AC_TRY_EVAL(ac_compile) 2>conftest.err; then
   5285 	  soname=conftest
   5286 	  lib=conftest
   5287 	  libobjs=conftest.$ac_objext
   5288 	  deplibs=
   5289 	  wl=$_LT_TAGVAR(lt_prog_compiler_wl, $1)
   5290 	  pic_flag=$_LT_TAGVAR(lt_prog_compiler_pic, $1)
   5291 	  compiler_flags=-v
   5292 	  linker_flags=-v
   5293 	  verstring=
   5294 	  output_objdir=.
   5295 	  libname=conftest
   5296 	  lt_save_allow_undefined_flag=$_LT_TAGVAR(allow_undefined_flag, $1)
   5297 	  _LT_TAGVAR(allow_undefined_flag, $1)=
   5298 	  if AC_TRY_EVAL(_LT_TAGVAR(archive_cmds, $1) 2\>\&1 \| $GREP \" -lc \" \>/dev/null 2\>\&1)
   5299 	  then
   5300 	    lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=no
   5301 	  else
   5302 	    lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)=yes
   5303 	  fi
   5304 	  _LT_TAGVAR(allow_undefined_flag, $1)=$lt_save_allow_undefined_flag
   5305 	else
   5306 	  cat conftest.err 1>&5
   5307 	fi
   5308 	$RM conftest*
   5309 	])
   5310       _LT_TAGVAR(archive_cmds_need_lc, $1)=$lt_cv_[]_LT_TAGVAR(archive_cmds_need_lc, $1)
   5311       ;;
   5312     esac
   5313   fi
   5314   ;;
   5315 esac
   5316 
   5317 _LT_TAGDECL([build_libtool_need_lc], [archive_cmds_need_lc], [0],
   5318     [Whether or not to add -lc for building shared libraries])
   5319 _LT_TAGDECL([allow_libtool_libs_with_static_runtimes],
   5320     [enable_shared_with_static_runtimes], [0],
   5321     [Whether or not to disallow shared libs when runtime libs are static])
   5322 _LT_TAGDECL([], [export_dynamic_flag_spec], [1],
   5323     [Compiler flag to allow reflexive dlopens])
   5324 _LT_TAGDECL([], [whole_archive_flag_spec], [1],
   5325     [Compiler flag to generate shared objects directly from archives])
   5326 _LT_TAGDECL([], [compiler_needs_object], [1],
   5327     [Whether the compiler copes with passing no objects directly])
   5328 _LT_TAGDECL([], [old_archive_from_new_cmds], [2],
   5329     [Create an old-style archive from a shared archive])
   5330 _LT_TAGDECL([], [old_archive_from_expsyms_cmds], [2],
   5331     [Create a temporary old-style archive to link instead of a shared archive])
   5332 _LT_TAGDECL([], [archive_cmds], [2], [Commands used to build a shared archive])
   5333 _LT_TAGDECL([], [archive_expsym_cmds], [2])
   5334 _LT_TAGDECL([], [module_cmds], [2],
   5335     [Commands used to build a loadable module if different from building
   5336     a shared archive.])
   5337 _LT_TAGDECL([], [module_expsym_cmds], [2])
   5338 _LT_TAGDECL([], [with_gnu_ld], [1],
   5339     [Whether we are building with GNU ld or not])
   5340 _LT_TAGDECL([], [allow_undefined_flag], [1],
   5341     [Flag that allows shared libraries with undefined symbols to be built])
   5342 _LT_TAGDECL([], [no_undefined_flag], [1],
   5343     [Flag that enforces no undefined symbols])
   5344 _LT_TAGDECL([], [hardcode_libdir_flag_spec], [1],
   5345     [Flag to hardcode $libdir into a binary during linking.
   5346     This must work even if $libdir does not exist])
   5347 _LT_TAGDECL([], [hardcode_libdir_flag_spec_ld], [1],
   5348     [[If ld is used when linking, flag to hardcode $libdir into a binary
   5349     during linking.  This must work even if $libdir does not exist]])
   5350 _LT_TAGDECL([], [hardcode_libdir_separator], [1],
   5351     [Whether we need a single "-rpath" flag with a separated argument])
   5352 _LT_TAGDECL([], [hardcode_direct], [0],
   5353     [Set to "yes" if using DIR/libNAME${shared_ext} during linking hardcodes
   5354     DIR into the resulting binary])
   5355 _LT_TAGDECL([], [hardcode_direct_absolute], [0],
   5356     [Set to "yes" if using DIR/libNAME${shared_ext} during linking hardcodes
   5357     DIR into the resulting binary and the resulting library dependency is
   5358     "absolute", i.e impossible to change by setting ${shlibpath_var} if the
   5359     library is relocated])
   5360 _LT_TAGDECL([], [hardcode_minus_L], [0],
   5361     [Set to "yes" if using the -LDIR flag during linking hardcodes DIR
   5362     into the resulting binary])
   5363 _LT_TAGDECL([], [hardcode_shlibpath_var], [0],
   5364     [Set to "yes" if using SHLIBPATH_VAR=DIR during linking hardcodes DIR
   5365     into the resulting binary])
   5366 _LT_TAGDECL([], [hardcode_automatic], [0],
   5367     [Set to "yes" if building a shared library automatically hardcodes DIR
   5368     into the library and all subsequent libraries and executables linked
   5369     against it])
   5370 _LT_TAGDECL([], [inherit_rpath], [0],
   5371     [Set to yes if linker adds runtime paths of dependent libraries
   5372     to runtime path list])
   5373 _LT_TAGDECL([], [link_all_deplibs], [0],
   5374     [Whether libtool must link a program against all its dependency libraries])
   5375 _LT_TAGDECL([], [fix_srcfile_path], [1],
   5376     [Fix the shell variable $srcfile for the compiler])
   5377 _LT_TAGDECL([], [always_export_symbols], [0],
   5378     [Set to "yes" if exported symbols are required])
   5379 _LT_TAGDECL([], [export_symbols_cmds], [2],
   5380     [The commands to list exported symbols])
   5381 _LT_TAGDECL([], [exclude_expsyms], [1],
   5382     [Symbols that should not be listed in the preloaded symbols])
   5383 _LT_TAGDECL([], [include_expsyms], [1],
   5384     [Symbols that must always be exported])
   5385 _LT_TAGDECL([], [prelink_cmds], [2],
   5386     [Commands necessary for linking programs (against libraries) with templates])
   5387 _LT_TAGDECL([], [file_list_spec], [1],
   5388     [Specify filename containing input files])
   5389 dnl FIXME: Not yet implemented
   5390 dnl _LT_TAGDECL([], [thread_safe_flag_spec], [1],
   5391 dnl    [Compiler flag to generate thread safe objects])
   5392 ])# _LT_LINKER_SHLIBS
   5393 
   5394 
   5395 # _LT_LANG_C_CONFIG([TAG])
   5396 # ------------------------
   5397 # Ensure that the configuration variables for a C compiler are suitably
   5398 # defined.  These variables are subsequently used by _LT_CONFIG to write
   5399 # the compiler configuration to `libtool'.
   5400 m4_defun([_LT_LANG_C_CONFIG],
   5401 [m4_require([_LT_DECL_EGREP])dnl
   5402 lt_save_CC="$CC"
   5403 AC_LANG_PUSH(C)
   5404 
   5405 # Source file extension for C test sources.
   5406 ac_ext=c
   5407 
   5408 # Object file extension for compiled C test sources.
   5409 objext=o
   5410 _LT_TAGVAR(objext, $1)=$objext
   5411 
   5412 # Code to be used in simple compile tests
   5413 lt_simple_compile_test_code="int some_variable = 0;"
   5414 
   5415 # Code to be used in simple link tests
   5416 lt_simple_link_test_code='int main(){return(0);}'
   5417 
   5418 _LT_TAG_COMPILER
   5419 # Save the default compiler, since it gets overwritten when the other
   5420 # tags are being tested, and _LT_TAGVAR(compiler, []) is a NOP.
   5421 compiler_DEFAULT=$CC
   5422 
   5423 # save warnings/boilerplate of simple test code
   5424 _LT_COMPILER_BOILERPLATE
   5425 _LT_LINKER_BOILERPLATE
   5426 
   5427 ## CAVEAT EMPTOR:
   5428 ## There is no encapsulation within the following macros, do not change
   5429 ## the running order or otherwise move them around unless you know exactly
   5430 ## what you are doing...
   5431 if test -n "$compiler"; then
   5432   _LT_COMPILER_NO_RTTI($1)
   5433   _LT_COMPILER_PIC($1)
   5434   _LT_COMPILER_C_O($1)
   5435   _LT_COMPILER_FILE_LOCKS($1)
   5436   _LT_LINKER_SHLIBS($1)
   5437   _LT_SYS_DYNAMIC_LINKER($1)
   5438   _LT_LINKER_HARDCODE_LIBPATH($1)
   5439   LT_SYS_DLOPEN_SELF
   5440   _LT_CMD_STRIPLIB
   5441 
   5442   # Report which library types will actually be built
   5443   AC_MSG_CHECKING([if libtool supports shared libraries])
   5444   AC_MSG_RESULT([$can_build_shared])
   5445 
   5446   AC_MSG_CHECKING([whether to build shared libraries])
   5447   test "$can_build_shared" = "no" && enable_shared=no
   5448 
   5449   # On AIX, shared libraries and static libraries use the same namespace, and
   5450   # are all built from PIC.
   5451   case $host_os in
   5452   aix3*)
   5453     test "$enable_shared" = yes && enable_static=no
   5454     if test -n "$RANLIB"; then
   5455       archive_cmds="$archive_cmds~\$RANLIB \$lib"
   5456       postinstall_cmds='$RANLIB $lib'
   5457     fi
   5458     ;;
   5459 
   5460   aix[[4-9]]*)
   5461     if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
   5462       test "$enable_shared" = yes && enable_static=no
   5463     fi
   5464     ;;
   5465   esac
   5466   AC_MSG_RESULT([$enable_shared])
   5467 
   5468   AC_MSG_CHECKING([whether to build static libraries])
   5469   # Make sure either enable_shared or enable_static is yes.
   5470   test "$enable_shared" = yes || enable_static=yes
   5471   AC_MSG_RESULT([$enable_static])
   5472 
   5473   _LT_CONFIG($1)
   5474 fi
   5475 AC_LANG_POP
   5476 CC="$lt_save_CC"
   5477 ])# _LT_LANG_C_CONFIG
   5478 
   5479 
   5480 # _LT_LANG_CXX_CONFIG([TAG])
   5481 # --------------------------
   5482 # Ensure that the configuration variables for a C++ compiler are suitably
   5483 # defined.  These variables are subsequently used by _LT_CONFIG to write
   5484 # the compiler configuration to `libtool'.
   5485 m4_defun([_LT_LANG_CXX_CONFIG],
   5486 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
   5487 m4_require([_LT_DECL_EGREP])dnl
   5488 if test -n "$CXX" && ( test "X$CXX" != "Xno" &&
   5489     ( (test "X$CXX" = "Xg++" && `g++ -v >/dev/null 2>&1` ) ||
   5490     (test "X$CXX" != "Xg++"))) ; then
   5491   AC_PROG_CXXCPP
   5492 else
   5493   _lt_caught_CXX_error=yes
   5494 fi
   5495 
   5496 AC_LANG_PUSH(C++)
   5497 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
   5498 _LT_TAGVAR(allow_undefined_flag, $1)=
   5499 _LT_TAGVAR(always_export_symbols, $1)=no
   5500 _LT_TAGVAR(archive_expsym_cmds, $1)=
   5501 _LT_TAGVAR(compiler_needs_object, $1)=no
   5502 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
   5503 _LT_TAGVAR(hardcode_direct, $1)=no
   5504 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
   5505 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
   5506 _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
   5507 _LT_TAGVAR(hardcode_libdir_separator, $1)=
   5508 _LT_TAGVAR(hardcode_minus_L, $1)=no
   5509 _LT_TAGVAR(hardcode_shlibpath_var, $1)=unsupported
   5510 _LT_TAGVAR(hardcode_automatic, $1)=no
   5511 _LT_TAGVAR(inherit_rpath, $1)=no
   5512 _LT_TAGVAR(module_cmds, $1)=
   5513 _LT_TAGVAR(module_expsym_cmds, $1)=
   5514 _LT_TAGVAR(link_all_deplibs, $1)=unknown
   5515 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
   5516 _LT_TAGVAR(reload_flag, $1)=$reload_flag
   5517 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
   5518 _LT_TAGVAR(no_undefined_flag, $1)=
   5519 _LT_TAGVAR(whole_archive_flag_spec, $1)=
   5520 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
   5521 
   5522 # Source file extension for C++ test sources.
   5523 ac_ext=cpp
   5524 
   5525 # Object file extension for compiled C++ test sources.
   5526 objext=o
   5527 _LT_TAGVAR(objext, $1)=$objext
   5528 
   5529 # No sense in running all these tests if we already determined that
   5530 # the CXX compiler isn't working.  Some variables (like enable_shared)
   5531 # are currently assumed to apply to all compilers on this platform,
   5532 # and will be corrupted by setting them based on a non-working compiler.
   5533 if test "$_lt_caught_CXX_error" != yes; then
   5534   # Code to be used in simple compile tests
   5535   lt_simple_compile_test_code="int some_variable = 0;"
   5536 
   5537   # Code to be used in simple link tests
   5538   lt_simple_link_test_code='int main(int, char *[[]]) { return(0); }'
   5539 
   5540   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
   5541   _LT_TAG_COMPILER
   5542 
   5543   # save warnings/boilerplate of simple test code
   5544   _LT_COMPILER_BOILERPLATE
   5545   _LT_LINKER_BOILERPLATE
   5546 
   5547   # Allow CC to be a program name with arguments.
   5548   lt_save_CC=$CC
   5549   lt_save_LD=$LD
   5550   lt_save_GCC=$GCC
   5551   GCC=$GXX
   5552   lt_save_with_gnu_ld=$with_gnu_ld
   5553   lt_save_path_LD=$lt_cv_path_LD
   5554   if test -n "${lt_cv_prog_gnu_ldcxx+set}"; then
   5555     lt_cv_prog_gnu_ld=$lt_cv_prog_gnu_ldcxx
   5556   else
   5557     $as_unset lt_cv_prog_gnu_ld
   5558   fi
   5559   if test -n "${lt_cv_path_LDCXX+set}"; then
   5560     lt_cv_path_LD=$lt_cv_path_LDCXX
   5561   else
   5562     $as_unset lt_cv_path_LD
   5563   fi
   5564   test -z "${LDCXX+set}" || LD=$LDCXX
   5565   CC=${CXX-"c++"}
   5566   compiler=$CC
   5567   _LT_TAGVAR(compiler, $1)=$CC
   5568   _LT_CC_BASENAME([$compiler])
   5569 
   5570   if test -n "$compiler"; then
   5571     # We don't want -fno-exception when compiling C++ code, so set the
   5572     # no_builtin_flag separately
   5573     if test "$GXX" = yes; then
   5574       _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=' -fno-builtin'
   5575     else
   5576       _LT_TAGVAR(lt_prog_compiler_no_builtin_flag, $1)=
   5577     fi
   5578 
   5579     if test "$GXX" = yes; then
   5580       # Set up default GNU C++ configuration
   5581 
   5582       LT_PATH_LD
   5583 
   5584       # Check if GNU C++ uses GNU ld as the underlying linker, since the
   5585       # archiving commands below assume that GNU ld is being used.
   5586       if test "$with_gnu_ld" = yes; then
   5587         _LT_TAGVAR(archive_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
   5588         _LT_TAGVAR(archive_expsym_cmds, $1)='$CC $pic_flag -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
   5589 
   5590         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
   5591         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
   5592 
   5593         # If archive_cmds runs LD, not CC, wlarc should be empty
   5594         # XXX I think wlarc can be eliminated in ltcf-cxx, but I need to
   5595         #     investigate it a little bit more. (MM)
   5596         wlarc='${wl}'
   5597 
   5598         # ancient GNU ld didn't support --whole-archive et. al.
   5599         if eval "`$CC -print-prog-name=ld` --help 2>&1" |
   5600 	  $GREP 'no-whole-archive' > /dev/null; then
   5601           _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
   5602         else
   5603           _LT_TAGVAR(whole_archive_flag_spec, $1)=
   5604         fi
   5605       else
   5606         with_gnu_ld=no
   5607         wlarc=
   5608 
   5609         # A generic and very simple default shared library creation
   5610         # command for GNU C++ for the case where it uses the native
   5611         # linker, instead of GNU ld.  If possible, this setting should
   5612         # overridden to take advantage of the native linker features on
   5613         # the platform it is being used on.
   5614         _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
   5615       fi
   5616 
   5617       # Commands to make compiler produce verbose output that lists
   5618       # what "hidden" libraries, object files and flags are used when
   5619       # linking a shared library.
   5620       output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
   5621 
   5622     else
   5623       GXX=no
   5624       with_gnu_ld=no
   5625       wlarc=
   5626     fi
   5627 
   5628     # PORTME: fill in a description of your system's C++ link characteristics
   5629     AC_MSG_CHECKING([whether the $compiler linker ($LD) supports shared libraries])
   5630     _LT_TAGVAR(ld_shlibs, $1)=yes
   5631     case $host_os in
   5632       aix3*)
   5633         # FIXME: insert proper C++ library support
   5634         _LT_TAGVAR(ld_shlibs, $1)=no
   5635         ;;
   5636       aix[[4-9]]*)
   5637         if test "$host_cpu" = ia64; then
   5638           # On IA64, the linker does run time linking by default, so we don't
   5639           # have to do anything special.
   5640           aix_use_runtimelinking=no
   5641           exp_sym_flag='-Bexport'
   5642           no_entry_flag=""
   5643         else
   5644           aix_use_runtimelinking=no
   5645 
   5646           # Test if we are trying to use run time linking or normal
   5647           # AIX style linking. If -brtl is somewhere in LDFLAGS, we
   5648           # need to do runtime linking.
   5649           case $host_os in aix4.[[23]]|aix4.[[23]].*|aix[[5-9]]*)
   5650 	    for ld_flag in $LDFLAGS; do
   5651 	      case $ld_flag in
   5652 	      *-brtl*)
   5653 	        aix_use_runtimelinking=yes
   5654 	        break
   5655 	        ;;
   5656 	      esac
   5657 	    done
   5658 	    ;;
   5659           esac
   5660 
   5661           exp_sym_flag='-bexport'
   5662           no_entry_flag='-bnoentry'
   5663         fi
   5664 
   5665         # When large executables or shared objects are built, AIX ld can
   5666         # have problems creating the table of contents.  If linking a library
   5667         # or program results in "error TOC overflow" add -mminimal-toc to
   5668         # CXXFLAGS/CFLAGS for g++/gcc.  In the cases where that is not
   5669         # enough to fix the problem, add -Wl,-bbigtoc to LDFLAGS.
   5670 
   5671         _LT_TAGVAR(archive_cmds, $1)=''
   5672         _LT_TAGVAR(hardcode_direct, $1)=yes
   5673         _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
   5674         _LT_TAGVAR(hardcode_libdir_separator, $1)=':'
   5675         _LT_TAGVAR(link_all_deplibs, $1)=yes
   5676         _LT_TAGVAR(file_list_spec, $1)='${wl}-f,'
   5677 
   5678         if test "$GXX" = yes; then
   5679           case $host_os in aix4.[[012]]|aix4.[[012]].*)
   5680           # We only want to do this on AIX 4.2 and lower, the check
   5681           # below for broken collect2 doesn't work under 4.3+
   5682 	  collect2name=`${CC} -print-prog-name=collect2`
   5683 	  if test -f "$collect2name" &&
   5684 	     strings "$collect2name" | $GREP resolve_lib_name >/dev/null
   5685 	  then
   5686 	    # We have reworked collect2
   5687 	    :
   5688 	  else
   5689 	    # We have old collect2
   5690 	    _LT_TAGVAR(hardcode_direct, $1)=unsupported
   5691 	    # It fails to find uninstalled libraries when the uninstalled
   5692 	    # path is not listed in the libpath.  Setting hardcode_minus_L
   5693 	    # to unsupported forces relinking
   5694 	    _LT_TAGVAR(hardcode_minus_L, $1)=yes
   5695 	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
   5696 	    _LT_TAGVAR(hardcode_libdir_separator, $1)=
   5697 	  fi
   5698           esac
   5699           shared_flag='-shared'
   5700 	  if test "$aix_use_runtimelinking" = yes; then
   5701 	    shared_flag="$shared_flag "'${wl}-G'
   5702 	  fi
   5703         else
   5704           # not using gcc
   5705           if test "$host_cpu" = ia64; then
   5706 	  # VisualAge C++, Version 5.5 for AIX 5L for IA-64, Beta 3 Release
   5707 	  # chokes on -Wl,-G. The following line is correct:
   5708 	  shared_flag='-G'
   5709           else
   5710 	    if test "$aix_use_runtimelinking" = yes; then
   5711 	      shared_flag='${wl}-G'
   5712 	    else
   5713 	      shared_flag='${wl}-bM:SRE'
   5714 	    fi
   5715           fi
   5716         fi
   5717 
   5718         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-bexpall'
   5719         # It seems that -bexpall does not export symbols beginning with
   5720         # underscore (_), so it is better to generate a list of symbols to
   5721 	# export.
   5722         _LT_TAGVAR(always_export_symbols, $1)=yes
   5723         if test "$aix_use_runtimelinking" = yes; then
   5724           # Warning - without using the other runtime loading flags (-brtl),
   5725           # -berok will link without error, but may produce a broken library.
   5726           _LT_TAGVAR(allow_undefined_flag, $1)='-berok'
   5727           # Determine the default libpath from the value encoded in an empty
   5728           # executable.
   5729           _LT_SYS_MODULE_PATH_AIX
   5730           _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
   5731 
   5732           _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags `if test "x${allow_undefined_flag}" != "x"; then func_echo_all "${wl}${allow_undefined_flag}"; else :; fi` '"\${wl}$exp_sym_flag:\$export_symbols $shared_flag"
   5733         else
   5734           if test "$host_cpu" = ia64; then
   5735 	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $libdir:/usr/lib:/lib'
   5736 	    _LT_TAGVAR(allow_undefined_flag, $1)="-z nodefs"
   5737 	    _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs '"\${wl}$no_entry_flag"' $compiler_flags ${wl}${allow_undefined_flag} '"\${wl}$exp_sym_flag:\$export_symbols"
   5738           else
   5739 	    # Determine the default libpath from the value encoded in an
   5740 	    # empty executable.
   5741 	    _LT_SYS_MODULE_PATH_AIX
   5742 	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-blibpath:$libdir:'"$aix_libpath"
   5743 	    # Warning - without using the other run time loading flags,
   5744 	    # -berok will link without error, but may produce a broken library.
   5745 	    _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-bernotok'
   5746 	    _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-berok'
   5747 	    if test "$with_gnu_ld" = yes; then
   5748 	      # We only use this code for GNU lds that support --whole-archive.
   5749 	      _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
   5750 	    else
   5751 	      # Exported symbols can be pulled into shared objects from archives
   5752 	      _LT_TAGVAR(whole_archive_flag_spec, $1)='$convenience'
   5753 	    fi
   5754 	    _LT_TAGVAR(archive_cmds_need_lc, $1)=yes
   5755 	    # This is similar to how AIX traditionally builds its shared
   5756 	    # libraries.
   5757 	    _LT_TAGVAR(archive_expsym_cmds, $1)="\$CC $shared_flag"' -o $output_objdir/$soname $libobjs $deplibs ${wl}-bnoentry $compiler_flags ${wl}-bE:$export_symbols${allow_undefined_flag}~$AR $AR_FLAGS $output_objdir/$libname$release.a $output_objdir/$soname'
   5758           fi
   5759         fi
   5760         ;;
   5761 
   5762       beos*)
   5763 	if $LD --help 2>&1 | $GREP ': supported targets:.* elf' > /dev/null; then
   5764 	  _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
   5765 	  # Joseph Beckenbach <jrb3 (a] best.com> says some releases of gcc
   5766 	  # support --undefined.  This deserves some investigation.  FIXME
   5767 	  _LT_TAGVAR(archive_cmds, $1)='$CC -nostart $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   5768 	else
   5769 	  _LT_TAGVAR(ld_shlibs, $1)=no
   5770 	fi
   5771 	;;
   5772 
   5773       chorus*)
   5774         case $cc_basename in
   5775           *)
   5776 	  # FIXME: insert proper C++ library support
   5777 	  _LT_TAGVAR(ld_shlibs, $1)=no
   5778 	  ;;
   5779         esac
   5780         ;;
   5781 
   5782       cygwin* | mingw* | pw32* | cegcc*)
   5783         # _LT_TAGVAR(hardcode_libdir_flag_spec, $1) is actually meaningless,
   5784         # as there is no search path for DLLs.
   5785         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-L$libdir'
   5786         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-all-symbols'
   5787         _LT_TAGVAR(allow_undefined_flag, $1)=unsupported
   5788         _LT_TAGVAR(always_export_symbols, $1)=no
   5789         _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=yes
   5790 
   5791         if $LD --help 2>&1 | $GREP 'auto-import' > /dev/null; then
   5792           _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
   5793           # If the export-symbols file already is a .def file (1st line
   5794           # is EXPORTS), use it as is; otherwise, prepend...
   5795           _LT_TAGVAR(archive_expsym_cmds, $1)='if test "x`$SED 1q $export_symbols`" = xEXPORTS; then
   5796 	    cp $export_symbols $output_objdir/$soname.def;
   5797           else
   5798 	    echo EXPORTS > $output_objdir/$soname.def;
   5799 	    cat $export_symbols >> $output_objdir/$soname.def;
   5800           fi~
   5801           $CC -shared -nostdlib $output_objdir/$soname.def $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $output_objdir/$soname ${wl}--enable-auto-image-base -Xlinker --out-implib -Xlinker $lib'
   5802         else
   5803           _LT_TAGVAR(ld_shlibs, $1)=no
   5804         fi
   5805         ;;
   5806       darwin* | rhapsody*)
   5807         _LT_DARWIN_LINKER_FEATURES($1)
   5808 	;;
   5809 
   5810       dgux*)
   5811         case $cc_basename in
   5812           ec++*)
   5813 	    # FIXME: insert proper C++ library support
   5814 	    _LT_TAGVAR(ld_shlibs, $1)=no
   5815 	    ;;
   5816           ghcx*)
   5817 	    # Green Hills C++ Compiler
   5818 	    # FIXME: insert proper C++ library support
   5819 	    _LT_TAGVAR(ld_shlibs, $1)=no
   5820 	    ;;
   5821           *)
   5822 	    # FIXME: insert proper C++ library support
   5823 	    _LT_TAGVAR(ld_shlibs, $1)=no
   5824 	    ;;
   5825         esac
   5826         ;;
   5827 
   5828       freebsd2.*)
   5829         # C++ shared libraries reported to be fairly broken before
   5830 	# switch to ELF
   5831         _LT_TAGVAR(ld_shlibs, $1)=no
   5832         ;;
   5833 
   5834       freebsd-elf*)
   5835         _LT_TAGVAR(archive_cmds_need_lc, $1)=no
   5836         ;;
   5837 
   5838       freebsd* | dragonfly*)
   5839         # FreeBSD 3 and later use GNU C++ and GNU ld with standard ELF
   5840         # conventions
   5841         _LT_TAGVAR(ld_shlibs, $1)=yes
   5842         ;;
   5843 
   5844       gnu*)
   5845         ;;
   5846 
   5847       haiku*)
   5848         _LT_TAGVAR(archive_cmds, $1)='$CC -shared $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   5849         _LT_TAGVAR(link_all_deplibs, $1)=yes
   5850         ;;
   5851 
   5852       hpux9*)
   5853         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
   5854         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
   5855         _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
   5856         _LT_TAGVAR(hardcode_direct, $1)=yes
   5857         _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
   5858 				             # but as the default
   5859 				             # location of the library.
   5860 
   5861         case $cc_basename in
   5862           CC*)
   5863             # FIXME: insert proper C++ library support
   5864             _LT_TAGVAR(ld_shlibs, $1)=no
   5865             ;;
   5866           aCC*)
   5867             _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -b ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
   5868             # Commands to make compiler produce verbose output that lists
   5869             # what "hidden" libraries, object files and flags are used when
   5870             # linking a shared library.
   5871             #
   5872             # There doesn't appear to be a way to prevent this compiler from
   5873             # explicitly linking system object files so we need to strip them
   5874             # from the output so that they don't get included in the library
   5875             # dependencies.
   5876             output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $EGREP "\-L"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
   5877             ;;
   5878           *)
   5879             if test "$GXX" = yes; then
   5880               _LT_TAGVAR(archive_cmds, $1)='$RM $output_objdir/$soname~$CC -shared -nostdlib -fPIC ${wl}+b ${wl}$install_libdir -o $output_objdir/$soname $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~test $output_objdir/$soname = $lib || mv $output_objdir/$soname $lib'
   5881             else
   5882               # FIXME: insert proper C++ library support
   5883               _LT_TAGVAR(ld_shlibs, $1)=no
   5884             fi
   5885             ;;
   5886         esac
   5887         ;;
   5888 
   5889       hpux10*|hpux11*)
   5890         if test $with_gnu_ld = no; then
   5891 	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}+b ${wl}$libdir'
   5892 	  _LT_TAGVAR(hardcode_libdir_separator, $1)=:
   5893 
   5894           case $host_cpu in
   5895             hppa*64*|ia64*)
   5896               ;;
   5897             *)
   5898 	      _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
   5899               ;;
   5900           esac
   5901         fi
   5902         case $host_cpu in
   5903           hppa*64*|ia64*)
   5904             _LT_TAGVAR(hardcode_direct, $1)=no
   5905             _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   5906             ;;
   5907           *)
   5908             _LT_TAGVAR(hardcode_direct, $1)=yes
   5909             _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
   5910             _LT_TAGVAR(hardcode_minus_L, $1)=yes # Not in the search PATH,
   5911 					         # but as the default
   5912 					         # location of the library.
   5913             ;;
   5914         esac
   5915 
   5916         case $cc_basename in
   5917           CC*)
   5918 	    # FIXME: insert proper C++ library support
   5919 	    _LT_TAGVAR(ld_shlibs, $1)=no
   5920 	    ;;
   5921           aCC*)
   5922 	    case $host_cpu in
   5923 	      hppa*64*)
   5924 	        _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
   5925 	        ;;
   5926 	      ia64*)
   5927 	        _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
   5928 	        ;;
   5929 	      *)
   5930 	        _LT_TAGVAR(archive_cmds, $1)='$CC -b ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
   5931 	        ;;
   5932 	    esac
   5933 	    # Commands to make compiler produce verbose output that lists
   5934 	    # what "hidden" libraries, object files and flags are used when
   5935 	    # linking a shared library.
   5936 	    #
   5937 	    # There doesn't appear to be a way to prevent this compiler from
   5938 	    # explicitly linking system object files so we need to strip them
   5939 	    # from the output so that they don't get included in the library
   5940 	    # dependencies.
   5941 	    output_verbose_link_cmd='templist=`($CC -b $CFLAGS -v conftest.$objext 2>&1) | $GREP "\-L"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
   5942 	    ;;
   5943           *)
   5944 	    if test "$GXX" = yes; then
   5945 	      if test $with_gnu_ld = no; then
   5946 	        case $host_cpu in
   5947 	          hppa*64*)
   5948 	            _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
   5949 	            ;;
   5950 	          ia64*)
   5951 	            _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname ${wl}+nodefaultrpath -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
   5952 	            ;;
   5953 	          *)
   5954 	            _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib -fPIC ${wl}+h ${wl}$soname ${wl}+b ${wl}$install_libdir -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
   5955 	            ;;
   5956 	        esac
   5957 	      fi
   5958 	    else
   5959 	      # FIXME: insert proper C++ library support
   5960 	      _LT_TAGVAR(ld_shlibs, $1)=no
   5961 	    fi
   5962 	    ;;
   5963         esac
   5964         ;;
   5965 
   5966       interix[[3-9]]*)
   5967 	_LT_TAGVAR(hardcode_direct, $1)=no
   5968 	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   5969 	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
   5970 	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
   5971 	# Hack: On Interix 3.x, we cannot compile PIC because of a broken gcc.
   5972 	# Instead, shared libraries are loaded at an image base (0x10000000 by
   5973 	# default) and relocated if they conflict, which is a slow very memory
   5974 	# consuming and fragmenting process.  To avoid this, we pick a random,
   5975 	# 256 KiB-aligned image base between 0x50000000 and 0x6FFC0000 at link
   5976 	# time.  Moving up from 0x10000000 also allows more sbrk(2) space.
   5977 	_LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
   5978 	_LT_TAGVAR(archive_expsym_cmds, $1)='sed "s,^,_," $export_symbols >$output_objdir/$soname.expsym~$CC -shared $pic_flag $libobjs $deplibs $compiler_flags ${wl}-h,$soname ${wl}--retain-symbols-file,$output_objdir/$soname.expsym ${wl}--image-base,`expr ${RANDOM-$$} % 4096 / 2 \* 262144 + 1342177280` -o $lib'
   5979 	;;
   5980       irix5* | irix6*)
   5981         case $cc_basename in
   5982           CC*)
   5983 	    # SGI C++
   5984 	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared -all -multigot $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
   5985 
   5986 	    # Archives containing C++ object files must be created using
   5987 	    # "CC -ar", where "CC" is the IRIX C++ compiler.  This is
   5988 	    # necessary to make sure instantiated templates are included
   5989 	    # in the archive.
   5990 	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -ar -WR,-u -o $oldlib $oldobjs'
   5991 	    ;;
   5992           *)
   5993 	    if test "$GXX" = yes; then
   5994 	      if test "$with_gnu_ld" = no; then
   5995 	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
   5996 	      else
   5997 	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` -o $lib'
   5998 	      fi
   5999 	    fi
   6000 	    _LT_TAGVAR(link_all_deplibs, $1)=yes
   6001 	    ;;
   6002         esac
   6003         _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
   6004         _LT_TAGVAR(hardcode_libdir_separator, $1)=:
   6005         _LT_TAGVAR(inherit_rpath, $1)=yes
   6006         ;;
   6007 
   6008       linux* | k*bsd*-gnu | kopensolaris*-gnu)
   6009         case $cc_basename in
   6010           KCC*)
   6011 	    # Kuck and Associates, Inc. (KAI) C++ Compiler
   6012 
   6013 	    # KCC will only create a shared library if the output file
   6014 	    # ends with ".so" (or ".sl" for HP-UX), so rename the library
   6015 	    # to its proper name (with version) after linking.
   6016 	    _LT_TAGVAR(archive_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo $lib | $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
   6017 	    _LT_TAGVAR(archive_expsym_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo $lib | $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib ${wl}-retain-symbols-file,$export_symbols; mv \$templib $lib'
   6018 	    # Commands to make compiler produce verbose output that lists
   6019 	    # what "hidden" libraries, object files and flags are used when
   6020 	    # linking a shared library.
   6021 	    #
   6022 	    # There doesn't appear to be a way to prevent this compiler from
   6023 	    # explicitly linking system object files so we need to strip them
   6024 	    # from the output so that they don't get included in the library
   6025 	    # dependencies.
   6026 	    output_verbose_link_cmd='templist=`$CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1 | $GREP "ld"`; rm -f libconftest$shared_ext; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
   6027 
   6028 	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
   6029 	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
   6030 
   6031 	    # Archives containing C++ object files must be created using
   6032 	    # "CC -Bstatic", where "CC" is the KAI C++ compiler.
   6033 	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs'
   6034 	    ;;
   6035 	  icpc* | ecpc* )
   6036 	    # Intel C++
   6037 	    with_gnu_ld=yes
   6038 	    # version 8.0 and above of icpc choke on multiply defined symbols
   6039 	    # if we add $predep_objects and $postdep_objects, however 7.1 and
   6040 	    # earlier do not add the objects themselves.
   6041 	    case `$CC -V 2>&1` in
   6042 	      *"Version 7."*)
   6043 	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
   6044 		_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
   6045 		;;
   6046 	      *)  # Version 8.0 or newer
   6047 	        tmp_idyn=
   6048 	        case $host_cpu in
   6049 		  ia64*) tmp_idyn=' -i_dynamic';;
   6050 		esac
   6051 	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   6052 		_LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared'"$tmp_idyn"' $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-retain-symbols-file $wl$export_symbols -o $lib'
   6053 		;;
   6054 	    esac
   6055 	    _LT_TAGVAR(archive_cmds_need_lc, $1)=no
   6056 	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
   6057 	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
   6058 	    _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive$convenience ${wl}--no-whole-archive'
   6059 	    ;;
   6060           pgCC* | pgcpp*)
   6061             # Portland Group C++ compiler
   6062 	    case `$CC -V` in
   6063 	    *pgCC\ [[1-5]].* | *pgcpp\ [[1-5]].*)
   6064 	      _LT_TAGVAR(prelink_cmds, $1)='tpldir=Template.dir~
   6065 		rm -rf $tpldir~
   6066 		$CC --prelink_objects --instantiation_dir $tpldir $objs $libobjs $compile_deplibs~
   6067 		compile_command="$compile_command `find $tpldir -name \*.o | sort | $NL2SP`"'
   6068 	      _LT_TAGVAR(old_archive_cmds, $1)='tpldir=Template.dir~
   6069 		rm -rf $tpldir~
   6070 		$CC --prelink_objects --instantiation_dir $tpldir $oldobjs$old_deplibs~
   6071 		$AR $AR_FLAGS $oldlib$oldobjs$old_deplibs `find $tpldir -name \*.o | sort | $NL2SP`~
   6072 		$RANLIB $oldlib'
   6073 	      _LT_TAGVAR(archive_cmds, $1)='tpldir=Template.dir~
   6074 		rm -rf $tpldir~
   6075 		$CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
   6076 		$CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | sort | $NL2SP` $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname -o $lib'
   6077 	      _LT_TAGVAR(archive_expsym_cmds, $1)='tpldir=Template.dir~
   6078 		rm -rf $tpldir~
   6079 		$CC --prelink_objects --instantiation_dir $tpldir $predep_objects $libobjs $deplibs $convenience $postdep_objects~
   6080 		$CC -shared $pic_flag $predep_objects $libobjs $deplibs `find $tpldir -name \*.o | sort | $NL2SP` $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname ${wl}-retain-symbols-file ${wl}$export_symbols -o $lib'
   6081 	      ;;
   6082 	    *) # Version 6 and above use weak symbols
   6083 	      _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname -o $lib'
   6084 	      _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname ${wl}-retain-symbols-file ${wl}$export_symbols -o $lib'
   6085 	      ;;
   6086 	    esac
   6087 
   6088 	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}--rpath ${wl}$libdir'
   6089 	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
   6090 	    _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`for conv in $convenience\"\"; do test  -n \"$conv\" && new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
   6091             ;;
   6092 	  cxx*)
   6093 	    # Compaq C++
   6094 	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname -o $lib'
   6095 	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $wl$soname  -o $lib ${wl}-retain-symbols-file $wl$export_symbols'
   6096 
   6097 	    runpath_var=LD_RUN_PATH
   6098 	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
   6099 	    _LT_TAGVAR(hardcode_libdir_separator, $1)=:
   6100 
   6101 	    # Commands to make compiler produce verbose output that lists
   6102 	    # what "hidden" libraries, object files and flags are used when
   6103 	    # linking a shared library.
   6104 	    #
   6105 	    # There doesn't appear to be a way to prevent this compiler from
   6106 	    # explicitly linking system object files so we need to strip them
   6107 	    # from the output so that they don't get included in the library
   6108 	    # dependencies.
   6109 	    output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP "ld"`; templist=`func_echo_all "$templist" | $SED "s/\(^.*ld.*\)\( .*ld .*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "X$list" | $Xsed'
   6110 	    ;;
   6111 	  xl* | mpixl* | bgxl*)
   6112 	    # IBM XL 8.0 on PPC, with GNU ld
   6113 	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
   6114 	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}--export-dynamic'
   6115 	    _LT_TAGVAR(archive_cmds, $1)='$CC -qmkshrobj $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname -o $lib'
   6116 	    if test "x$supports_anon_versioning" = xyes; then
   6117 	      _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $output_objdir/$libname.ver~
   6118 		cat $export_symbols | sed -e "s/\(.*\)/\1;/" >> $output_objdir/$libname.ver~
   6119 		echo "local: *; };" >> $output_objdir/$libname.ver~
   6120 		$CC -qmkshrobj $libobjs $deplibs $compiler_flags ${wl}-soname $wl$soname ${wl}-version-script ${wl}$output_objdir/$libname.ver -o $lib'
   6121 	    fi
   6122 	    ;;
   6123 	  *)
   6124 	    case `$CC -V 2>&1 | sed 5q` in
   6125 	    *Sun\ C*)
   6126 	      # Sun C++ 5.9
   6127 	      _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
   6128 	      _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag} -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
   6129 	      _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G${allow_undefined_flag} -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-retain-symbols-file ${wl}$export_symbols'
   6130 	      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
   6131 	      _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}--whole-archive`new_convenience=; for conv in $convenience\"\"; do test -z \"$conv\" || new_convenience=\"$new_convenience,$conv\"; done; func_echo_all \"$new_convenience\"` ${wl}--no-whole-archive'
   6132 	      _LT_TAGVAR(compiler_needs_object, $1)=yes
   6133 
   6134 	      # Not sure whether something based on
   6135 	      # $CC $CFLAGS -v conftest.$objext -o libconftest$shared_ext 2>&1
   6136 	      # would be better.
   6137 	      output_verbose_link_cmd='func_echo_all'
   6138 
   6139 	      # Archives containing C++ object files must be created using
   6140 	      # "CC -xar", where "CC" is the Sun C++ compiler.  This is
   6141 	      # necessary to make sure instantiated templates are included
   6142 	      # in the archive.
   6143 	      _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
   6144 	      ;;
   6145 	    esac
   6146 	    ;;
   6147 	esac
   6148 	;;
   6149 
   6150       lynxos*)
   6151         # FIXME: insert proper C++ library support
   6152 	_LT_TAGVAR(ld_shlibs, $1)=no
   6153 	;;
   6154 
   6155       m88k*)
   6156         # FIXME: insert proper C++ library support
   6157         _LT_TAGVAR(ld_shlibs, $1)=no
   6158 	;;
   6159 
   6160       mvs*)
   6161         case $cc_basename in
   6162           cxx*)
   6163 	    # FIXME: insert proper C++ library support
   6164 	    _LT_TAGVAR(ld_shlibs, $1)=no
   6165 	    ;;
   6166 	  *)
   6167 	    # FIXME: insert proper C++ library support
   6168 	    _LT_TAGVAR(ld_shlibs, $1)=no
   6169 	    ;;
   6170 	esac
   6171 	;;
   6172 
   6173       netbsd*)
   6174         if echo __ELF__ | $CC -E - | $GREP __ELF__ >/dev/null; then
   6175 	  _LT_TAGVAR(archive_cmds, $1)='$LD -Bshareable  -o $lib $predep_objects $libobjs $deplibs $postdep_objects $linker_flags'
   6176 	  wlarc=
   6177 	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
   6178 	  _LT_TAGVAR(hardcode_direct, $1)=yes
   6179 	  _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   6180 	fi
   6181 	# Workaround some broken pre-1.5 toolchains
   6182 	output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP conftest.$objext | $SED -e "s:-lgcc -lc -lgcc::"'
   6183 	;;
   6184 
   6185       *nto* | *qnx*)
   6186         _LT_TAGVAR(ld_shlibs, $1)=yes
   6187 	;;
   6188 
   6189       openbsd2*)
   6190         # C++ shared libraries are fairly broken
   6191 	_LT_TAGVAR(ld_shlibs, $1)=no
   6192 	;;
   6193 
   6194       openbsd*)
   6195 	if test -f /usr/libexec/ld.so; then
   6196 	  _LT_TAGVAR(hardcode_direct, $1)=yes
   6197 	  _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   6198 	  _LT_TAGVAR(hardcode_direct_absolute, $1)=yes
   6199 	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -o $lib'
   6200 	  _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
   6201 	  if test -z "`echo __ELF__ | $CC -E - | grep __ELF__`" || test "$host_os-$host_cpu" = "openbsd2.8-powerpc"; then
   6202 	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared $pic_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-retain-symbols-file,$export_symbols -o $lib'
   6203 	    _LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-E'
   6204 	    _LT_TAGVAR(whole_archive_flag_spec, $1)="$wlarc"'--whole-archive$convenience '"$wlarc"'--no-whole-archive'
   6205 	  fi
   6206 	  output_verbose_link_cmd=func_echo_all
   6207 	else
   6208 	  _LT_TAGVAR(ld_shlibs, $1)=no
   6209 	fi
   6210 	;;
   6211 
   6212       osf3* | osf4* | osf5*)
   6213         case $cc_basename in
   6214           KCC*)
   6215 	    # Kuck and Associates, Inc. (KAI) C++ Compiler
   6216 
   6217 	    # KCC will only create a shared library if the output file
   6218 	    # ends with ".so" (or ".sl" for HP-UX), so rename the library
   6219 	    # to its proper name (with version) after linking.
   6220 	    _LT_TAGVAR(archive_cmds, $1)='tempext=`echo $shared_ext | $SED -e '\''s/\([[^()0-9A-Za-z{}]]\)/\\\\\1/g'\''`; templib=`echo "$lib" | $SED -e "s/\${tempext}\..*/.so/"`; $CC $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags --soname $soname -o \$templib; mv \$templib $lib'
   6221 
   6222 	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath,$libdir'
   6223 	    _LT_TAGVAR(hardcode_libdir_separator, $1)=:
   6224 
   6225 	    # Archives containing C++ object files must be created using
   6226 	    # the KAI C++ compiler.
   6227 	    case $host in
   6228 	      osf3*) _LT_TAGVAR(old_archive_cmds, $1)='$CC -Bstatic -o $oldlib $oldobjs' ;;
   6229 	      *) _LT_TAGVAR(old_archive_cmds, $1)='$CC -o $oldlib $oldobjs' ;;
   6230 	    esac
   6231 	    ;;
   6232           RCC*)
   6233 	    # Rational C++ 2.4.1
   6234 	    # FIXME: insert proper C++ library support
   6235 	    _LT_TAGVAR(ld_shlibs, $1)=no
   6236 	    ;;
   6237           cxx*)
   6238 	    case $host in
   6239 	      osf3*)
   6240 	        _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
   6241 	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname $soname `test -n "$verstring" && func_echo_all "${wl}-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
   6242 	        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
   6243 		;;
   6244 	      *)
   6245 	        _LT_TAGVAR(allow_undefined_flag, $1)=' -expect_unresolved \*'
   6246 	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname `test -n "$verstring" && func_echo_all "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib'
   6247 	        _LT_TAGVAR(archive_expsym_cmds, $1)='for i in `cat $export_symbols`; do printf "%s %s\\n" -exported_symbol "\$i" >> $lib.exp; done~
   6248 	          echo "-hidden">> $lib.exp~
   6249 	          $CC -shared$allow_undefined_flag $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags -msym -soname $soname ${wl}-input ${wl}$lib.exp  `test -n "$verstring" && $ECHO "-set_version $verstring"` -update_registry ${output_objdir}/so_locations -o $lib~
   6250 	          $RM $lib.exp'
   6251 	        _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-rpath $libdir'
   6252 		;;
   6253 	    esac
   6254 
   6255 	    _LT_TAGVAR(hardcode_libdir_separator, $1)=:
   6256 
   6257 	    # Commands to make compiler produce verbose output that lists
   6258 	    # what "hidden" libraries, object files and flags are used when
   6259 	    # linking a shared library.
   6260 	    #
   6261 	    # There doesn't appear to be a way to prevent this compiler from
   6262 	    # explicitly linking system object files so we need to strip them
   6263 	    # from the output so that they don't get included in the library
   6264 	    # dependencies.
   6265 	    output_verbose_link_cmd='templist=`$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP "ld" | $GREP -v "ld:"`; templist=`func_echo_all "$templist" | $SED "s/\(^.*ld.*\)\( .*ld.*$\)/\1/"`; list=""; for z in $templist; do case $z in conftest.$objext) list="$list $z";; *.$objext);; *) list="$list $z";;esac; done; func_echo_all "$list"'
   6266 	    ;;
   6267 	  *)
   6268 	    if test "$GXX" = yes && test "$with_gnu_ld" = no; then
   6269 	      _LT_TAGVAR(allow_undefined_flag, $1)=' ${wl}-expect_unresolved ${wl}\*'
   6270 	      case $host in
   6271 	        osf3*)
   6272 	          _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
   6273 		  ;;
   6274 	        *)
   6275 	          _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib ${allow_undefined_flag} $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-msym ${wl}-soname ${wl}$soname `test -n "$verstring" && func_echo_all "${wl}-set_version ${wl}$verstring"` ${wl}-update_registry ${wl}${output_objdir}/so_locations -o $lib'
   6276 		  ;;
   6277 	      esac
   6278 
   6279 	      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-rpath ${wl}$libdir'
   6280 	      _LT_TAGVAR(hardcode_libdir_separator, $1)=:
   6281 
   6282 	      # Commands to make compiler produce verbose output that lists
   6283 	      # what "hidden" libraries, object files and flags are used when
   6284 	      # linking a shared library.
   6285 	      output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
   6286 
   6287 	    else
   6288 	      # FIXME: insert proper C++ library support
   6289 	      _LT_TAGVAR(ld_shlibs, $1)=no
   6290 	    fi
   6291 	    ;;
   6292         esac
   6293         ;;
   6294 
   6295       psos*)
   6296         # FIXME: insert proper C++ library support
   6297         _LT_TAGVAR(ld_shlibs, $1)=no
   6298         ;;
   6299 
   6300       sunos4*)
   6301         case $cc_basename in
   6302           CC*)
   6303 	    # Sun C++ 4.x
   6304 	    # FIXME: insert proper C++ library support
   6305 	    _LT_TAGVAR(ld_shlibs, $1)=no
   6306 	    ;;
   6307           lcc*)
   6308 	    # Lucid
   6309 	    # FIXME: insert proper C++ library support
   6310 	    _LT_TAGVAR(ld_shlibs, $1)=no
   6311 	    ;;
   6312           *)
   6313 	    # FIXME: insert proper C++ library support
   6314 	    _LT_TAGVAR(ld_shlibs, $1)=no
   6315 	    ;;
   6316         esac
   6317         ;;
   6318 
   6319       solaris*)
   6320         case $cc_basename in
   6321           CC*)
   6322 	    # Sun C++ 4.2, 5.x and Centerline C++
   6323             _LT_TAGVAR(archive_cmds_need_lc,$1)=yes
   6324 	    _LT_TAGVAR(no_undefined_flag, $1)=' -zdefs'
   6325 	    _LT_TAGVAR(archive_cmds, $1)='$CC -G${allow_undefined_flag}  -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags'
   6326 	    _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
   6327 	      $CC -G${allow_undefined_flag} ${wl}-M ${wl}$lib.exp -h$soname -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
   6328 
   6329 	    _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='-R$libdir'
   6330 	    _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   6331 	    case $host_os in
   6332 	      solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
   6333 	      *)
   6334 		# The compiler driver will combine and reorder linker options,
   6335 		# but understands `-z linker_flag'.
   6336 	        # Supported since Solaris 2.6 (maybe 2.5.1?)
   6337 		_LT_TAGVAR(whole_archive_flag_spec, $1)='-z allextract$convenience -z defaultextract'
   6338 	        ;;
   6339 	    esac
   6340 	    _LT_TAGVAR(link_all_deplibs, $1)=yes
   6341 
   6342 	    output_verbose_link_cmd='func_echo_all'
   6343 
   6344 	    # Archives containing C++ object files must be created using
   6345 	    # "CC -xar", where "CC" is the Sun C++ compiler.  This is
   6346 	    # necessary to make sure instantiated templates are included
   6347 	    # in the archive.
   6348 	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -xar -o $oldlib $oldobjs'
   6349 	    ;;
   6350           gcx*)
   6351 	    # Green Hills C++ Compiler
   6352 	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
   6353 
   6354 	    # The C++ compiler must be used to create the archive.
   6355 	    _LT_TAGVAR(old_archive_cmds, $1)='$CC $LDFLAGS -archive -o $oldlib $oldobjs'
   6356 	    ;;
   6357           *)
   6358 	    # GNU C++ compiler with Solaris linker
   6359 	    if test "$GXX" = yes && test "$with_gnu_ld" = no; then
   6360 	      _LT_TAGVAR(no_undefined_flag, $1)=' ${wl}-z ${wl}defs'
   6361 	      if $CC --version | $GREP -v '^2\.7' > /dev/null; then
   6362 	        _LT_TAGVAR(archive_cmds, $1)='$CC -shared -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
   6363 	        _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
   6364 		  $CC -shared -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
   6365 
   6366 	        # Commands to make compiler produce verbose output that lists
   6367 	        # what "hidden" libraries, object files and flags are used when
   6368 	        # linking a shared library.
   6369 	        output_verbose_link_cmd='$CC -shared $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
   6370 	      else
   6371 	        # g++ 2.7 appears to require `-G' NOT `-shared' on this
   6372 	        # platform.
   6373 	        _LT_TAGVAR(archive_cmds, $1)='$CC -G -nostdlib $LDFLAGS $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags ${wl}-h $wl$soname -o $lib'
   6374 	        _LT_TAGVAR(archive_expsym_cmds, $1)='echo "{ global:" > $lib.exp~cat $export_symbols | $SED -e "s/\(.*\)/\1;/" >> $lib.exp~echo "local: *; };" >> $lib.exp~
   6375 		  $CC -G -nostdlib ${wl}-M $wl$lib.exp -o $lib $predep_objects $libobjs $deplibs $postdep_objects $compiler_flags~$RM $lib.exp'
   6376 
   6377 	        # Commands to make compiler produce verbose output that lists
   6378 	        # what "hidden" libraries, object files and flags are used when
   6379 	        # linking a shared library.
   6380 	        output_verbose_link_cmd='$CC -G $CFLAGS -v conftest.$objext 2>&1 | $GREP -v "^Configured with:" | $GREP "\-L"'
   6381 	      fi
   6382 
   6383 	      _LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R $wl$libdir'
   6384 	      case $host_os in
   6385 		solaris2.[[0-5]] | solaris2.[[0-5]].*) ;;
   6386 		*)
   6387 		  _LT_TAGVAR(whole_archive_flag_spec, $1)='${wl}-z ${wl}allextract$convenience ${wl}-z ${wl}defaultextract'
   6388 		  ;;
   6389 	      esac
   6390 	    fi
   6391 	    ;;
   6392         esac
   6393         ;;
   6394 
   6395     sysv4*uw2* | sysv5OpenUNIX* | sysv5UnixWare7.[[01]].[[10]]* | unixware7* | sco3.2v5.0.[[024]]*)
   6396       _LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
   6397       _LT_TAGVAR(archive_cmds_need_lc, $1)=no
   6398       _LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   6399       runpath_var='LD_RUN_PATH'
   6400 
   6401       case $cc_basename in
   6402         CC*)
   6403 	  _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   6404 	  _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   6405 	  ;;
   6406 	*)
   6407 	  _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   6408 	  _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   6409 	  ;;
   6410       esac
   6411       ;;
   6412 
   6413       sysv5* | sco3.2v5* | sco5v6*)
   6414 	# Note: We can NOT use -z defs as we might desire, because we do not
   6415 	# link with -lc, and that would cause any symbols used from libc to
   6416 	# always be unresolved, which means just about no library would
   6417 	# ever link correctly.  If we're not using GNU ld we use -z text
   6418 	# though, which does catch some bad symbols but isn't as heavy-handed
   6419 	# as -z defs.
   6420 	_LT_TAGVAR(no_undefined_flag, $1)='${wl}-z,text'
   6421 	_LT_TAGVAR(allow_undefined_flag, $1)='${wl}-z,nodefs'
   6422 	_LT_TAGVAR(archive_cmds_need_lc, $1)=no
   6423 	_LT_TAGVAR(hardcode_shlibpath_var, $1)=no
   6424 	_LT_TAGVAR(hardcode_libdir_flag_spec, $1)='${wl}-R,$libdir'
   6425 	_LT_TAGVAR(hardcode_libdir_separator, $1)=':'
   6426 	_LT_TAGVAR(link_all_deplibs, $1)=yes
   6427 	_LT_TAGVAR(export_dynamic_flag_spec, $1)='${wl}-Bexport'
   6428 	runpath_var='LD_RUN_PATH'
   6429 
   6430 	case $cc_basename in
   6431           CC*)
   6432 	    _LT_TAGVAR(archive_cmds, $1)='$CC -G ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   6433 	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -G ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   6434 	    _LT_TAGVAR(old_archive_cmds, $1)='$CC -Tprelink_objects $oldobjs~
   6435 	      '"$_LT_TAGVAR(old_archive_cmds, $1)"
   6436 	    _LT_TAGVAR(reload_cmds, $1)='$CC -Tprelink_objects $reload_objs~
   6437 	      '"$_LT_TAGVAR(reload_cmds, $1)"
   6438 	    ;;
   6439 	  *)
   6440 	    _LT_TAGVAR(archive_cmds, $1)='$CC -shared ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   6441 	    _LT_TAGVAR(archive_expsym_cmds, $1)='$CC -shared ${wl}-Bexport:$export_symbols ${wl}-h,$soname -o $lib $libobjs $deplibs $compiler_flags'
   6442 	    ;;
   6443 	esac
   6444       ;;
   6445 
   6446       tandem*)
   6447         case $cc_basename in
   6448           NCC*)
   6449 	    # NonStop-UX NCC 3.20
   6450 	    # FIXME: insert proper C++ library support
   6451 	    _LT_TAGVAR(ld_shlibs, $1)=no
   6452 	    ;;
   6453           *)
   6454 	    # FIXME: insert proper C++ library support
   6455 	    _LT_TAGVAR(ld_shlibs, $1)=no
   6456 	    ;;
   6457         esac
   6458         ;;
   6459 
   6460       vxworks*)
   6461         # For VxWorks ports, we assume the use of a GNU linker with
   6462         # standard elf conventions.
   6463         _LT_TAGVAR(ld_shlibs, $1)=yes
   6464         ;;
   6465 
   6466       *)
   6467         # FIXME: insert proper C++ library support
   6468         _LT_TAGVAR(ld_shlibs, $1)=no
   6469         ;;
   6470     esac
   6471 
   6472     AC_MSG_RESULT([$_LT_TAGVAR(ld_shlibs, $1)])
   6473     test "$_LT_TAGVAR(ld_shlibs, $1)" = no && can_build_shared=no
   6474 
   6475     _LT_TAGVAR(GCC, $1)="$GXX"
   6476     _LT_TAGVAR(LD, $1)="$LD"
   6477 
   6478     ## CAVEAT EMPTOR:
   6479     ## There is no encapsulation within the following macros, do not change
   6480     ## the running order or otherwise move them around unless you know exactly
   6481     ## what you are doing...
   6482     _LT_SYS_HIDDEN_LIBDEPS($1)
   6483     _LT_COMPILER_PIC($1)
   6484     _LT_COMPILER_C_O($1)
   6485     _LT_COMPILER_FILE_LOCKS($1)
   6486     _LT_LINKER_SHLIBS($1)
   6487     _LT_SYS_DYNAMIC_LINKER($1)
   6488     _LT_LINKER_HARDCODE_LIBPATH($1)
   6489 
   6490     _LT_CONFIG($1)
   6491   fi # test -n "$compiler"
   6492 
   6493   CC=$lt_save_CC
   6494   LDCXX=$LD
   6495   LD=$lt_save_LD
   6496   GCC=$lt_save_GCC
   6497   with_gnu_ld=$lt_save_with_gnu_ld
   6498   lt_cv_path_LDCXX=$lt_cv_path_LD
   6499   lt_cv_path_LD=$lt_save_path_LD
   6500   lt_cv_prog_gnu_ldcxx=$lt_cv_prog_gnu_ld
   6501   lt_cv_prog_gnu_ld=$lt_save_with_gnu_ld
   6502 fi # test "$_lt_caught_CXX_error" != yes
   6503 
   6504 AC_LANG_POP
   6505 ])# _LT_LANG_CXX_CONFIG
   6506 
   6507 
   6508 # _LT_SYS_HIDDEN_LIBDEPS([TAGNAME])
   6509 # ---------------------------------
   6510 # Figure out "hidden" library dependencies from verbose
   6511 # compiler output when linking a shared library.
   6512 # Parse the compiler output and extract the necessary
   6513 # objects, libraries and library flags.
   6514 m4_defun([_LT_SYS_HIDDEN_LIBDEPS],
   6515 [m4_require([_LT_FILEUTILS_DEFAULTS])dnl
   6516 # Dependencies to place before and after the object being linked:
   6517 _LT_TAGVAR(predep_objects, $1)=
   6518 _LT_TAGVAR(postdep_objects, $1)=
   6519 _LT_TAGVAR(predeps, $1)=
   6520 _LT_TAGVAR(postdeps, $1)=
   6521 _LT_TAGVAR(compiler_lib_search_path, $1)=
   6522 
   6523 dnl we can't use the lt_simple_compile_test_code here,
   6524 dnl because it contains code intended for an executable,
   6525 dnl not a library.  It's possible we should let each
   6526 dnl tag define a new lt_????_link_test_code variable,
   6527 dnl but it's only used here...
   6528 m4_if([$1], [], [cat > conftest.$ac_ext <<_LT_EOF
   6529 int a;
   6530 void foo (void) { a = 0; }
   6531 _LT_EOF
   6532 ], [$1], [CXX], [cat > conftest.$ac_ext <<_LT_EOF
   6533 class Foo
   6534 {
   6535 public:
   6536   Foo (void) { a = 0; }
   6537 private:
   6538   int a;
   6539 };
   6540 _LT_EOF
   6541 ], [$1], [F77], [cat > conftest.$ac_ext <<_LT_EOF
   6542       subroutine foo
   6543       implicit none
   6544       integer*4 a
   6545       a=0
   6546       return
   6547       end
   6548 _LT_EOF
   6549 ], [$1], [FC], [cat > conftest.$ac_ext <<_LT_EOF
   6550       subroutine foo
   6551       implicit none
   6552       integer a
   6553       a=0
   6554       return
   6555       end
   6556 _LT_EOF
   6557 ], [$1], [GCJ], [cat > conftest.$ac_ext <<_LT_EOF
   6558 public class foo {
   6559   private int a;
   6560   public void bar (void) {
   6561     a = 0;
   6562   }
   6563 };
   6564 _LT_EOF
   6565 ])
   6566 dnl Parse the compiler output and extract the necessary
   6567 dnl objects, libraries and library flags.
   6568 if AC_TRY_EVAL(ac_compile); then
   6569   # Parse the compiler output and extract the necessary
   6570   # objects, libraries and library flags.
   6571 
   6572   # Sentinel used to keep track of whether or not we are before
   6573   # the conftest object file.
   6574   pre_test_object_deps_done=no
   6575 
   6576   for p in `eval "$output_verbose_link_cmd"`; do
   6577     case $p in
   6578 
   6579     -L* | -R* | -l*)
   6580        # Some compilers place space between "-{L,R}" and the path.
   6581        # Remove the space.
   6582        if test $p = "-L" ||
   6583           test $p = "-R"; then
   6584 	 prev=$p
   6585 	 continue
   6586        else
   6587 	 prev=
   6588        fi
   6589 
   6590        if test "$pre_test_object_deps_done" = no; then
   6591 	 case $p in
   6592 	 -L* | -R*)
   6593 	   # Internal compiler library paths should come after those
   6594 	   # provided the user.  The postdeps already come after the
   6595 	   # user supplied libs so there is no need to process them.
   6596 	   if test -z "$_LT_TAGVAR(compiler_lib_search_path, $1)"; then
   6597 	     _LT_TAGVAR(compiler_lib_search_path, $1)="${prev}${p}"
   6598 	   else
   6599 	     _LT_TAGVAR(compiler_lib_search_path, $1)="${_LT_TAGVAR(compiler_lib_search_path, $1)} ${prev}${p}"
   6600 	   fi
   6601 	   ;;
   6602 	 # The "-l" case would never come before the object being
   6603 	 # linked, so don't bother handling this case.
   6604 	 esac
   6605        else
   6606 	 if test -z "$_LT_TAGVAR(postdeps, $1)"; then
   6607 	   _LT_TAGVAR(postdeps, $1)="${prev}${p}"
   6608 	 else
   6609 	   _LT_TAGVAR(postdeps, $1)="${_LT_TAGVAR(postdeps, $1)} ${prev}${p}"
   6610 	 fi
   6611        fi
   6612        ;;
   6613 
   6614     *.$objext)
   6615        # This assumes that the test object file only shows up
   6616        # once in the compiler output.
   6617        if test "$p" = "conftest.$objext"; then
   6618 	 pre_test_object_deps_done=yes
   6619 	 continue
   6620        fi
   6621 
   6622        if test "$pre_test_object_deps_done" = no; then
   6623 	 if test -z "$_LT_TAGVAR(predep_objects, $1)"; then
   6624 	   _LT_TAGVAR(predep_objects, $1)="$p"
   6625 	 else
   6626 	   _LT_TAGVAR(predep_objects, $1)="$_LT_TAGVAR(predep_objects, $1) $p"
   6627 	 fi
   6628        else
   6629 	 if test -z "$_LT_TAGVAR(postdep_objects, $1)"; then
   6630 	   _LT_TAGVAR(postdep_objects, $1)="$p"
   6631 	 else
   6632 	   _LT_TAGVAR(postdep_objects, $1)="$_LT_TAGVAR(postdep_objects, $1) $p"
   6633 	 fi
   6634        fi
   6635        ;;
   6636 
   6637     *) ;; # Ignore the rest.
   6638 
   6639     esac
   6640   done
   6641 
   6642   # Clean up.
   6643   rm -f a.out a.exe
   6644 else
   6645   echo "libtool.m4: error: problem compiling $1 test program"
   6646 fi
   6647 
   6648 $RM -f confest.$objext
   6649 
   6650 # PORTME: override above test on systems where it is broken
   6651 m4_if([$1], [CXX],
   6652 [case $host_os in
   6653 interix[[3-9]]*)
   6654   # Interix 3.5 installs completely hosed .la files for C++, so rather than
   6655   # hack all around it, let's just trust "g++" to DTRT.
   6656   _LT_TAGVAR(predep_objects,$1)=
   6657   _LT_TAGVAR(postdep_objects,$1)=
   6658   _LT_TAGVAR(postdeps,$1)=
   6659   ;;
   6660 
   6661 linux*)
   6662   case `$CC -V 2>&1 | sed 5q` in
   6663   *Sun\ C*)
   6664     # Sun C++ 5.9
   6665 
   6666     # The more standards-conforming stlport4 library is
   6667     # incompatible with the Cstd library. Avoid specifying
   6668     # it if it's in CXXFLAGS. Ignore libCrun as
   6669     # -library=stlport4 depends on it.
   6670     case " $CXX $CXXFLAGS " in
   6671     *" -library=stlport4 "*)
   6672       solaris_use_stlport4=yes
   6673       ;;
   6674     esac
   6675 
   6676     if test "$solaris_use_stlport4" != yes; then
   6677       _LT_TAGVAR(postdeps,$1)='-library=Cstd -library=Crun'
   6678     fi
   6679     ;;
   6680   esac
   6681   ;;
   6682 
   6683 solaris*)
   6684   case $cc_basename in
   6685   CC*)
   6686     # The more standards-conforming stlport4 library is
   6687     # incompatible with the Cstd library. Avoid specifying
   6688     # it if it's in CXXFLAGS. Ignore libCrun as
   6689     # -library=stlport4 depends on it.
   6690     case " $CXX $CXXFLAGS " in
   6691     *" -library=stlport4 "*)
   6692       solaris_use_stlport4=yes
   6693       ;;
   6694     esac
   6695 
   6696     # Adding this requires a known-good setup of shared libraries for
   6697     # Sun compiler versions before 5.6, else PIC objects from an old
   6698     # archive will be linked into the output, leading to subtle bugs.
   6699     if test "$solaris_use_stlport4" != yes; then
   6700       _LT_TAGVAR(postdeps,$1)='-library=Cstd -library=Crun'
   6701     fi
   6702     ;;
   6703   esac
   6704   ;;
   6705 esac
   6706 ])
   6707 
   6708 case " $_LT_TAGVAR(postdeps, $1) " in
   6709 *" -lc "*) _LT_TAGVAR(archive_cmds_need_lc, $1)=no ;;
   6710 esac
   6711  _LT_TAGVAR(compiler_lib_search_dirs, $1)=
   6712 if test -n "${_LT_TAGVAR(compiler_lib_search_path, $1)}"; then
   6713  _LT_TAGVAR(compiler_lib_search_dirs, $1)=`echo " ${_LT_TAGVAR(compiler_lib_search_path, $1)}" | ${SED} -e 's! -L! !g' -e 's!^ !!'`
   6714 fi
   6715 _LT_TAGDECL([], [compiler_lib_search_dirs], [1],
   6716     [The directories searched by this compiler when creating a shared library])
   6717 _LT_TAGDECL([], [predep_objects], [1],
   6718     [Dependencies to place before and after the objects being linked to
   6719     create a shared library])
   6720 _LT_TAGDECL([], [postdep_objects], [1])
   6721 _LT_TAGDECL([], [predeps], [1])
   6722 _LT_TAGDECL([], [postdeps], [1])
   6723 _LT_TAGDECL([], [compiler_lib_search_path], [1],
   6724     [The library search path used internally by the compiler when linking
   6725     a shared library])
   6726 ])# _LT_SYS_HIDDEN_LIBDEPS
   6727 
   6728 
   6729 # _LT_LANG_F77_CONFIG([TAG])
   6730 # --------------------------
   6731 # Ensure that the configuration variables for a Fortran 77 compiler are
   6732 # suitably defined.  These variables are subsequently used by _LT_CONFIG
   6733 # to write the compiler configuration to `libtool'.
   6734 m4_defun([_LT_LANG_F77_CONFIG],
   6735 [AC_LANG_PUSH(Fortran 77)
   6736 if test -z "$F77" || test "X$F77" = "Xno"; then
   6737   _lt_disable_F77=yes
   6738 fi
   6739 
   6740 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
   6741 _LT_TAGVAR(allow_undefined_flag, $1)=
   6742 _LT_TAGVAR(always_export_symbols, $1)=no
   6743 _LT_TAGVAR(archive_expsym_cmds, $1)=
   6744 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
   6745 _LT_TAGVAR(hardcode_direct, $1)=no
   6746 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
   6747 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
   6748 _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
   6749 _LT_TAGVAR(hardcode_libdir_separator, $1)=
   6750 _LT_TAGVAR(hardcode_minus_L, $1)=no
   6751 _LT_TAGVAR(hardcode_automatic, $1)=no
   6752 _LT_TAGVAR(inherit_rpath, $1)=no
   6753 _LT_TAGVAR(module_cmds, $1)=
   6754 _LT_TAGVAR(module_expsym_cmds, $1)=
   6755 _LT_TAGVAR(link_all_deplibs, $1)=unknown
   6756 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
   6757 _LT_TAGVAR(reload_flag, $1)=$reload_flag
   6758 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
   6759 _LT_TAGVAR(no_undefined_flag, $1)=
   6760 _LT_TAGVAR(whole_archive_flag_spec, $1)=
   6761 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
   6762 
   6763 # Source file extension for f77 test sources.
   6764 ac_ext=f
   6765 
   6766 # Object file extension for compiled f77 test sources.
   6767 objext=o
   6768 _LT_TAGVAR(objext, $1)=$objext
   6769 
   6770 # No sense in running all these tests if we already determined that
   6771 # the F77 compiler isn't working.  Some variables (like enable_shared)
   6772 # are currently assumed to apply to all compilers on this platform,
   6773 # and will be corrupted by setting them based on a non-working compiler.
   6774 if test "$_lt_disable_F77" != yes; then
   6775   # Code to be used in simple compile tests
   6776   lt_simple_compile_test_code="\
   6777       subroutine t
   6778       return
   6779       end
   6780 "
   6781 
   6782   # Code to be used in simple link tests
   6783   lt_simple_link_test_code="\
   6784       program t
   6785       end
   6786 "
   6787 
   6788   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
   6789   _LT_TAG_COMPILER
   6790 
   6791   # save warnings/boilerplate of simple test code
   6792   _LT_COMPILER_BOILERPLATE
   6793   _LT_LINKER_BOILERPLATE
   6794 
   6795   # Allow CC to be a program name with arguments.
   6796   lt_save_CC="$CC"
   6797   lt_save_GCC=$GCC
   6798   CC=${F77-"f77"}
   6799   compiler=$CC
   6800   _LT_TAGVAR(compiler, $1)=$CC
   6801   _LT_CC_BASENAME([$compiler])
   6802   GCC=$G77
   6803   if test -n "$compiler"; then
   6804     AC_MSG_CHECKING([if libtool supports shared libraries])
   6805     AC_MSG_RESULT([$can_build_shared])
   6806 
   6807     AC_MSG_CHECKING([whether to build shared libraries])
   6808     test "$can_build_shared" = "no" && enable_shared=no
   6809 
   6810     # On AIX, shared libraries and static libraries use the same namespace, and
   6811     # are all built from PIC.
   6812     case $host_os in
   6813       aix3*)
   6814         test "$enable_shared" = yes && enable_static=no
   6815         if test -n "$RANLIB"; then
   6816           archive_cmds="$archive_cmds~\$RANLIB \$lib"
   6817           postinstall_cmds='$RANLIB $lib'
   6818         fi
   6819         ;;
   6820       aix[[4-9]]*)
   6821 	if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
   6822 	  test "$enable_shared" = yes && enable_static=no
   6823 	fi
   6824         ;;
   6825     esac
   6826     AC_MSG_RESULT([$enable_shared])
   6827 
   6828     AC_MSG_CHECKING([whether to build static libraries])
   6829     # Make sure either enable_shared or enable_static is yes.
   6830     test "$enable_shared" = yes || enable_static=yes
   6831     AC_MSG_RESULT([$enable_static])
   6832 
   6833     _LT_TAGVAR(GCC, $1)="$G77"
   6834     _LT_TAGVAR(LD, $1)="$LD"
   6835 
   6836     ## CAVEAT EMPTOR:
   6837     ## There is no encapsulation within the following macros, do not change
   6838     ## the running order or otherwise move them around unless you know exactly
   6839     ## what you are doing...
   6840     _LT_COMPILER_PIC($1)
   6841     _LT_COMPILER_C_O($1)
   6842     _LT_COMPILER_FILE_LOCKS($1)
   6843     _LT_LINKER_SHLIBS($1)
   6844     _LT_SYS_DYNAMIC_LINKER($1)
   6845     _LT_LINKER_HARDCODE_LIBPATH($1)
   6846 
   6847     _LT_CONFIG($1)
   6848   fi # test -n "$compiler"
   6849 
   6850   GCC=$lt_save_GCC
   6851   CC="$lt_save_CC"
   6852 fi # test "$_lt_disable_F77" != yes
   6853 
   6854 AC_LANG_POP
   6855 ])# _LT_LANG_F77_CONFIG
   6856 
   6857 
   6858 # _LT_LANG_FC_CONFIG([TAG])
   6859 # -------------------------
   6860 # Ensure that the configuration variables for a Fortran compiler are
   6861 # suitably defined.  These variables are subsequently used by _LT_CONFIG
   6862 # to write the compiler configuration to `libtool'.
   6863 m4_defun([_LT_LANG_FC_CONFIG],
   6864 [AC_LANG_PUSH(Fortran)
   6865 
   6866 if test -z "$FC" || test "X$FC" = "Xno"; then
   6867   _lt_disable_FC=yes
   6868 fi
   6869 
   6870 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
   6871 _LT_TAGVAR(allow_undefined_flag, $1)=
   6872 _LT_TAGVAR(always_export_symbols, $1)=no
   6873 _LT_TAGVAR(archive_expsym_cmds, $1)=
   6874 _LT_TAGVAR(export_dynamic_flag_spec, $1)=
   6875 _LT_TAGVAR(hardcode_direct, $1)=no
   6876 _LT_TAGVAR(hardcode_direct_absolute, $1)=no
   6877 _LT_TAGVAR(hardcode_libdir_flag_spec, $1)=
   6878 _LT_TAGVAR(hardcode_libdir_flag_spec_ld, $1)=
   6879 _LT_TAGVAR(hardcode_libdir_separator, $1)=
   6880 _LT_TAGVAR(hardcode_minus_L, $1)=no
   6881 _LT_TAGVAR(hardcode_automatic, $1)=no
   6882 _LT_TAGVAR(inherit_rpath, $1)=no
   6883 _LT_TAGVAR(module_cmds, $1)=
   6884 _LT_TAGVAR(module_expsym_cmds, $1)=
   6885 _LT_TAGVAR(link_all_deplibs, $1)=unknown
   6886 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
   6887 _LT_TAGVAR(reload_flag, $1)=$reload_flag
   6888 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
   6889 _LT_TAGVAR(no_undefined_flag, $1)=
   6890 _LT_TAGVAR(whole_archive_flag_spec, $1)=
   6891 _LT_TAGVAR(enable_shared_with_static_runtimes, $1)=no
   6892 
   6893 # Source file extension for fc test sources.
   6894 ac_ext=${ac_fc_srcext-f}
   6895 
   6896 # Object file extension for compiled fc test sources.
   6897 objext=o
   6898 _LT_TAGVAR(objext, $1)=$objext
   6899 
   6900 # No sense in running all these tests if we already determined that
   6901 # the FC compiler isn't working.  Some variables (like enable_shared)
   6902 # are currently assumed to apply to all compilers on this platform,
   6903 # and will be corrupted by setting them based on a non-working compiler.
   6904 if test "$_lt_disable_FC" != yes; then
   6905   # Code to be used in simple compile tests
   6906   lt_simple_compile_test_code="\
   6907       subroutine t
   6908       return
   6909       end
   6910 "
   6911 
   6912   # Code to be used in simple link tests
   6913   lt_simple_link_test_code="\
   6914       program t
   6915       end
   6916 "
   6917 
   6918   # ltmain only uses $CC for tagged configurations so make sure $CC is set.
   6919   _LT_TAG_COMPILER
   6920 
   6921   # save warnings/boilerplate of simple test code
   6922   _LT_COMPILER_BOILERPLATE
   6923   _LT_LINKER_BOILERPLATE
   6924 
   6925   # Allow CC to be a program name with arguments.
   6926   lt_save_CC="$CC"
   6927   lt_save_GCC=$GCC
   6928   CC=${FC-"f95"}
   6929   compiler=$CC
   6930   GCC=$ac_cv_fc_compiler_gnu
   6931 
   6932   _LT_TAGVAR(compiler, $1)=$CC
   6933   _LT_CC_BASENAME([$compiler])
   6934 
   6935   if test -n "$compiler"; then
   6936     AC_MSG_CHECKING([if libtool supports shared libraries])
   6937     AC_MSG_RESULT([$can_build_shared])
   6938 
   6939     AC_MSG_CHECKING([whether to build shared libraries])
   6940     test "$can_build_shared" = "no" && enable_shared=no
   6941 
   6942     # On AIX, shared libraries and static libraries use the same namespace, and
   6943     # are all built from PIC.
   6944     case $host_os in
   6945       aix3*)
   6946         test "$enable_shared" = yes && enable_static=no
   6947         if test -n "$RANLIB"; then
   6948           archive_cmds="$archive_cmds~\$RANLIB \$lib"
   6949           postinstall_cmds='$RANLIB $lib'
   6950         fi
   6951         ;;
   6952       aix[[4-9]]*)
   6953 	if test "$host_cpu" != ia64 && test "$aix_use_runtimelinking" = no ; then
   6954 	  test "$enable_shared" = yes && enable_static=no
   6955 	fi
   6956         ;;
   6957     esac
   6958     AC_MSG_RESULT([$enable_shared])
   6959 
   6960     AC_MSG_CHECKING([whether to build static libraries])
   6961     # Make sure either enable_shared or enable_static is yes.
   6962     test "$enable_shared" = yes || enable_static=yes
   6963     AC_MSG_RESULT([$enable_static])
   6964 
   6965     _LT_TAGVAR(GCC, $1)="$ac_cv_fc_compiler_gnu"
   6966     _LT_TAGVAR(LD, $1)="$LD"
   6967 
   6968     ## CAVEAT EMPTOR:
   6969     ## There is no encapsulation within the following macros, do not change
   6970     ## the running order or otherwise move them around unless you know exactly
   6971     ## what you are doing...
   6972     _LT_SYS_HIDDEN_LIBDEPS($1)
   6973     _LT_COMPILER_PIC($1)
   6974     _LT_COMPILER_C_O($1)
   6975     _LT_COMPILER_FILE_LOCKS($1)
   6976     _LT_LINKER_SHLIBS($1)
   6977     _LT_SYS_DYNAMIC_LINKER($1)
   6978     _LT_LINKER_HARDCODE_LIBPATH($1)
   6979 
   6980     _LT_CONFIG($1)
   6981   fi # test -n "$compiler"
   6982 
   6983   GCC=$lt_save_GCC
   6984   CC="$lt_save_CC"
   6985 fi # test "$_lt_disable_FC" != yes
   6986 
   6987 AC_LANG_POP
   6988 ])# _LT_LANG_FC_CONFIG
   6989 
   6990 
   6991 # _LT_LANG_GCJ_CONFIG([TAG])
   6992 # --------------------------
   6993 # Ensure that the configuration variables for the GNU Java Compiler compiler
   6994 # are suitably defined.  These variables are subsequently used by _LT_CONFIG
   6995 # to write the compiler configuration to `libtool'.
   6996 m4_defun([_LT_LANG_GCJ_CONFIG],
   6997 [AC_REQUIRE([LT_PROG_GCJ])dnl
   6998 AC_LANG_SAVE
   6999 
   7000 # Source file extension for Java test sources.
   7001 ac_ext=java
   7002 
   7003 # Object file extension for compiled Java test sources.
   7004 objext=o
   7005 _LT_TAGVAR(objext, $1)=$objext
   7006 
   7007 # Code to be used in simple compile tests
   7008 lt_simple_compile_test_code="class foo {}"
   7009 
   7010 # Code to be used in simple link tests
   7011 lt_simple_link_test_code='public class conftest { public static void main(String[[]] argv) {}; }'
   7012 
   7013 # ltmain only uses $CC for tagged configurations so make sure $CC is set.
   7014 _LT_TAG_COMPILER
   7015 
   7016 # save warnings/boilerplate of simple test code
   7017 _LT_COMPILER_BOILERPLATE
   7018 _LT_LINKER_BOILERPLATE
   7019 
   7020 # Allow CC to be a program name with arguments.
   7021 lt_save_CC="$CC"
   7022 lt_save_GCC=$GCC
   7023 GCC=yes
   7024 CC=${GCJ-"gcj"}
   7025 compiler=$CC
   7026 _LT_TAGVAR(compiler, $1)=$CC
   7027 _LT_TAGVAR(LD, $1)="$LD"
   7028 _LT_CC_BASENAME([$compiler])
   7029 
   7030 # GCJ did not exist at the time GCC didn't implicitly link libc in.
   7031 _LT_TAGVAR(archive_cmds_need_lc, $1)=no
   7032 
   7033 _LT_TAGVAR(old_archive_cmds, $1)=$old_archive_cmds
   7034 _LT_TAGVAR(reload_flag, $1)=$reload_flag
   7035 _LT_TAGVAR(reload_cmds, $1)=$reload_cmds
   7036 
   7037 ## CAVEAT EMPTOR:
   7038 ## There is no encapsulation within the following macros, do not change
   7039 ## the running order or otherwise move them around unless you know exactly
   7040 ## what you are doing...
   7041 if test -n "$compiler"; then
   7042   _LT_COMPILER_NO_RTTI($1)
   7043   _LT_COMPILER_PIC($1)
   7044   _LT_COMPILER_C_O($1)
   7045   _LT_COMPILER_FILE_LOCKS($1)
   7046   _LT_LINKER_SHLIBS($1)
   7047   _LT_LINKER_HARDCODE_LIBPATH($1)
   7048 
   7049   _LT_CONFIG($1)
   7050 fi
   7051 
   7052 AC_LANG_RESTORE
   7053 
   7054 GCC=$lt_save_GCC
   7055 CC="$lt_save_CC"
   7056 ])# _LT_LANG_GCJ_CONFIG
   7057 
   7058 
   7059 # _LT_LANG_RC_CONFIG([TAG])
   7060 # -------------------------
   7061 # Ensure that the configuration variables for the Windows resource compiler
   7062 # are suitably defined.  These variables are subsequently used by _LT_CONFIG
   7063 # to write the compiler configuration to `libtool'.
   7064 m4_defun([_LT_LANG_RC_CONFIG],
   7065 [AC_REQUIRE([LT_PROG_RC])dnl
   7066 AC_LANG_SAVE
   7067 
   7068 # Source file extension for RC test sources.
   7069 ac_ext=rc
   7070 
   7071 # Object file extension for compiled RC test sources.
   7072 objext=o
   7073 _LT_TAGVAR(objext, $1)=$objext
   7074 
   7075 # Code to be used in simple compile tests
   7076 lt_simple_compile_test_code='sample MENU { MENUITEM "&Soup", 100, CHECKED }'
   7077 
   7078 # Code to be used in simple link tests
   7079 lt_simple_link_test_code="$lt_simple_compile_test_code"
   7080 
   7081 # ltmain only uses $CC for tagged configurations so make sure $CC is set.
   7082 _LT_TAG_COMPILER
   7083 
   7084 # save warnings/boilerplate of simple test code
   7085 _LT_COMPILER_BOILERPLATE
   7086 _LT_LINKER_BOILERPLATE
   7087 
   7088 # Allow CC to be a program name with arguments.
   7089 lt_save_CC="$CC"
   7090 lt_save_GCC=$GCC
   7091 GCC=
   7092 CC=${RC-"windres"}
   7093 compiler=$CC
   7094 _LT_TAGVAR(compiler, $1)=$CC
   7095 _LT_CC_BASENAME([$compiler])
   7096 _LT_TAGVAR(lt_cv_prog_compiler_c_o, $1)=yes
   7097 
   7098 if test -n "$compiler"; then
   7099   :
   7100   _LT_CONFIG($1)
   7101 fi
   7102 
   7103 GCC=$lt_save_GCC
   7104 AC_LANG_RESTORE
   7105 CC="$lt_save_CC"
   7106 ])# _LT_LANG_RC_CONFIG
   7107 
   7108 
   7109 # LT_PROG_GCJ
   7110 # -----------
   7111 AC_DEFUN([LT_PROG_GCJ],
   7112 [m4_ifdef([AC_PROG_GCJ], [AC_PROG_GCJ],
   7113   [m4_ifdef([A][M_PROG_GCJ], [A][M_PROG_GCJ],
   7114     [AC_CHECK_TOOL(GCJ, gcj,)
   7115       test "x${GCJFLAGS+set}" = xset || GCJFLAGS="-g -O2"
   7116       AC_SUBST(GCJFLAGS)])])[]dnl
   7117 ])
   7118 
   7119 # Old name:
   7120 AU_ALIAS([LT_AC_PROG_GCJ], [LT_PROG_GCJ])
   7121 dnl aclocal-1.4 backwards compatibility:
   7122 dnl AC_DEFUN([LT_AC_PROG_GCJ], [])
   7123 
   7124 
   7125 # LT_PROG_RC
   7126 # ----------
   7127 AC_DEFUN([LT_PROG_RC],
   7128 [AC_CHECK_TOOL(RC, windres,)
   7129 ])
   7130 
   7131 # Old name:
   7132 AU_ALIAS([LT_AC_PROG_RC], [LT_PROG_RC])
   7133 dnl aclocal-1.4 backwards compatibility:
   7134 dnl AC_DEFUN([LT_AC_PROG_RC], [])
   7135 
   7136 
   7137 # _LT_DECL_EGREP
   7138 # --------------
   7139 # If we don't have a new enough Autoconf to choose the best grep
   7140 # available, choose the one first in the user's PATH.
   7141 m4_defun([_LT_DECL_EGREP],
   7142 [AC_REQUIRE([AC_PROG_EGREP])dnl
   7143 AC_REQUIRE([AC_PROG_FGREP])dnl
   7144 test -z "$GREP" && GREP=grep
   7145 _LT_DECL([], [GREP], [1], [A grep program that handles long lines])
   7146 _LT_DECL([], [EGREP], [1], [An ERE matcher])
   7147 _LT_DECL([], [FGREP], [1], [A literal string matcher])
   7148 dnl Non-bleeding-edge autoconf doesn't subst GREP, so do it here too
   7149 AC_SUBST([GREP])
   7150 ])
   7151 
   7152 
   7153 # _LT_DECL_OBJDUMP
   7154 # --------------
   7155 # If we don't have a new enough Autoconf to choose the best objdump
   7156 # available, choose the one first in the user's PATH.
   7157 m4_defun([_LT_DECL_OBJDUMP],
   7158 [AC_CHECK_TOOL(OBJDUMP, objdump, false)
   7159 test -z "$OBJDUMP" && OBJDUMP=objdump
   7160 _LT_DECL([], [OBJDUMP], [1], [An object symbol dumper])
   7161 AC_SUBST([OBJDUMP])
   7162 ])
   7163 
   7164 
   7165 # _LT_DECL_SED
   7166 # ------------
   7167 # Check for a fully-functional sed program, that truncates
   7168 # as few characters as possible.  Prefer GNU sed if found.
   7169 m4_defun([_LT_DECL_SED],
   7170 [AC_PROG_SED
   7171 test -z "$SED" && SED=sed
   7172 Xsed="$SED -e 1s/^X//"
   7173 _LT_DECL([], [SED], [1], [A sed program that does not truncate output])
   7174 _LT_DECL([], [Xsed], ["\$SED -e 1s/^X//"],
   7175     [Sed that helps us avoid accidentally triggering echo(1) options like -n])
   7176 ])# _LT_DECL_SED
   7177 
   7178 m4_ifndef([AC_PROG_SED], [
   7179 ############################################################
   7180 # NOTE: This macro has been submitted for inclusion into   #
   7181 #  GNU Autoconf as AC_PROG_SED.  When it is available in   #
   7182 #  a released version of Autoconf we should remove this    #
   7183 #  macro and use it instead.                               #
   7184 ############################################################
   7185 
   7186 m4_defun([AC_PROG_SED],
   7187 [AC_MSG_CHECKING([for a sed that does not truncate output])
   7188 AC_CACHE_VAL(lt_cv_path_SED,
   7189 [# Loop through the user's path and test for sed and gsed.
   7190 # Then use that list of sed's as ones to test for truncation.
   7191 as_save_IFS=$IFS; IFS=$PATH_SEPARATOR
   7192 for as_dir in $PATH
   7193 do
   7194   IFS=$as_save_IFS
   7195   test -z "$as_dir" && as_dir=.
   7196   for lt_ac_prog in sed gsed; do
   7197     for ac_exec_ext in '' $ac_executable_extensions; do
   7198       if $as_executable_p "$as_dir/$lt_ac_prog$ac_exec_ext"; then
   7199         lt_ac_sed_list="$lt_ac_sed_list $as_dir/$lt_ac_prog$ac_exec_ext"
   7200       fi
   7201     done
   7202   done
   7203 done
   7204 IFS=$as_save_IFS
   7205 lt_ac_max=0
   7206 lt_ac_count=0
   7207 # Add /usr/xpg4/bin/sed as it is typically found on Solaris
   7208 # along with /bin/sed that truncates output.
   7209 for lt_ac_sed in $lt_ac_sed_list /usr/xpg4/bin/sed; do
   7210   test ! -f $lt_ac_sed && continue
   7211   cat /dev/null > conftest.in
   7212   lt_ac_count=0
   7213   echo $ECHO_N "0123456789$ECHO_C" >conftest.in
   7214   # Check for GNU sed and select it if it is found.
   7215   if "$lt_ac_sed" --version 2>&1 < /dev/null | grep 'GNU' > /dev/null; then
   7216     lt_cv_path_SED=$lt_ac_sed
   7217     break
   7218   fi
   7219   while true; do
   7220     cat conftest.in conftest.in >conftest.tmp
   7221     mv conftest.tmp conftest.in
   7222     cp conftest.in conftest.nl
   7223     echo >>conftest.nl
   7224     $lt_ac_sed -e 's/a$//' < conftest.nl >conftest.out || break
   7225     cmp -s conftest.out conftest.nl || break
   7226     # 10000 chars as input seems more than enough
   7227     test $lt_ac_count -gt 10 && break
   7228     lt_ac_count=`expr $lt_ac_count + 1`
   7229     if test $lt_ac_count -gt $lt_ac_max; then
   7230       lt_ac_max=$lt_ac_count
   7231       lt_cv_path_SED=$lt_ac_sed
   7232     fi
   7233   done
   7234 done
   7235 ])
   7236 SED=$lt_cv_path_SED
   7237 AC_SUBST([SED])
   7238 AC_MSG_RESULT([$SED])
   7239 ])#AC_PROG_SED
   7240 ])#m4_ifndef
   7241 
   7242 # Old name:
   7243 AU_ALIAS([LT_AC_PROG_SED], [AC_PROG_SED])
   7244 dnl aclocal-1.4 backwards compatibility:
   7245 dnl AC_DEFUN([LT_AC_PROG_SED], [])
   7246 
   7247 
   7248 # _LT_CHECK_SHELL_FEATURES
   7249 # ------------------------
   7250 # Find out whether the shell is Bourne or XSI compatible,
   7251 # or has some other useful features.
   7252 m4_defun([_LT_CHECK_SHELL_FEATURES],
   7253 [AC_MSG_CHECKING([whether the shell understands some XSI constructs])
   7254 # Try some XSI features
   7255 xsi_shell=no
   7256 ( _lt_dummy="a/b/c"
   7257   test "${_lt_dummy##*/},${_lt_dummy%/*},"${_lt_dummy%"$_lt_dummy"}, \
   7258       = c,a/b,, \
   7259     && eval 'test $(( 1 + 1 )) -eq 2 \
   7260     && test "${#_lt_dummy}" -eq 5' ) >/dev/null 2>&1 \
   7261   && xsi_shell=yes
   7262 AC_MSG_RESULT([$xsi_shell])
   7263 _LT_CONFIG_LIBTOOL_INIT([xsi_shell='$xsi_shell'])
   7264 
   7265 AC_MSG_CHECKING([whether the shell understands "+="])
   7266 lt_shell_append=no
   7267 ( foo=bar; set foo baz; eval "$[1]+=\$[2]" && test "$foo" = barbaz ) \
   7268     >/dev/null 2>&1 \
   7269   && lt_shell_append=yes
   7270 AC_MSG_RESULT([$lt_shell_append])
   7271 _LT_CONFIG_LIBTOOL_INIT([lt_shell_append='$lt_shell_append'])
   7272 
   7273 if ( (MAIL=60; unset MAIL) || exit) >/dev/null 2>&1; then
   7274   lt_unset=unset
   7275 else
   7276   lt_unset=false
   7277 fi
   7278 _LT_DECL([], [lt_unset], [0], [whether the shell understands "unset"])dnl
   7279 
   7280 # test EBCDIC or ASCII
   7281 case `echo X|tr X '\101'` in
   7282  A) # ASCII based system
   7283     # \n is not interpreted correctly by Solaris 8 /usr/ucb/tr
   7284   lt_SP2NL='tr \040 \012'
   7285   lt_NL2SP='tr \015\012 \040\040'
   7286   ;;
   7287  *) # EBCDIC based system
   7288   lt_SP2NL='tr \100 \n'
   7289   lt_NL2SP='tr \r\n \100\100'
   7290   ;;
   7291 esac
   7292 _LT_DECL([SP2NL], [lt_SP2NL], [1], [turn spaces into newlines])dnl
   7293 _LT_DECL([NL2SP], [lt_NL2SP], [1], [turn newlines into spaces])dnl
   7294 ])# _LT_CHECK_SHELL_FEATURES
   7295 
   7296 
   7297 # _LT_PROG_XSI_SHELLFNS
   7298 # ---------------------
   7299 # Bourne and XSI compatible variants of some useful shell functions.
   7300 m4_defun([_LT_PROG_XSI_SHELLFNS],
   7301 [case $xsi_shell in
   7302   yes)
   7303     cat << \_LT_EOF >> "$cfgfile"
   7304 
   7305 # func_dirname file append nondir_replacement
   7306 # Compute the dirname of FILE.  If nonempty, add APPEND to the result,
   7307 # otherwise set result to NONDIR_REPLACEMENT.
   7308 func_dirname ()
   7309 {
   7310   case ${1} in
   7311     */*) func_dirname_result="${1%/*}${2}" ;;
   7312     *  ) func_dirname_result="${3}" ;;
   7313   esac
   7314 }
   7315 
   7316 # func_basename file
   7317 func_basename ()
   7318 {
   7319   func_basename_result="${1##*/}"
   7320 }
   7321 
   7322 # func_dirname_and_basename file append nondir_replacement
   7323 # perform func_basename and func_dirname in a single function
   7324 # call:
   7325 #   dirname:  Compute the dirname of FILE.  If nonempty,
   7326 #             add APPEND to the result, otherwise set result
   7327 #             to NONDIR_REPLACEMENT.
   7328 #             value returned in "$func_dirname_result"
   7329 #   basename: Compute filename of FILE.
   7330 #             value retuned in "$func_basename_result"
   7331 # Implementation must be kept synchronized with func_dirname
   7332 # and func_basename. For efficiency, we do not delegate to
   7333 # those functions but instead duplicate the functionality here.
   7334 func_dirname_and_basename ()
   7335 {
   7336   case ${1} in
   7337     */*) func_dirname_result="${1%/*}${2}" ;;
   7338     *  ) func_dirname_result="${3}" ;;
   7339   esac
   7340   func_basename_result="${1##*/}"
   7341 }
   7342 
   7343 # func_stripname prefix suffix name
   7344 # strip PREFIX and SUFFIX off of NAME.
   7345 # PREFIX and SUFFIX must not contain globbing or regex special
   7346 # characters, hashes, percent signs, but SUFFIX may contain a leading
   7347 # dot (in which case that matches only a dot).
   7348 func_stripname ()
   7349 {
   7350   # pdksh 5.2.14 does not do ${X%$Y} correctly if both X and Y are
   7351   # positional parameters, so assign one to ordinary parameter first.
   7352   func_stripname_result=${3}
   7353   func_stripname_result=${func_stripname_result#"${1}"}
   7354   func_stripname_result=${func_stripname_result%"${2}"}
   7355 }
   7356 
   7357 # func_opt_split
   7358 func_opt_split ()
   7359 {
   7360   func_opt_split_opt=${1%%=*}
   7361   func_opt_split_arg=${1#*=}
   7362 }
   7363 
   7364 # func_lo2o object
   7365 func_lo2o ()
   7366 {
   7367   case ${1} in
   7368     *.lo) func_lo2o_result=${1%.lo}.${objext} ;;
   7369     *)    func_lo2o_result=${1} ;;
   7370   esac
   7371 }
   7372 
   7373 # func_xform libobj-or-source
   7374 func_xform ()
   7375 {
   7376   func_xform_result=${1%.*}.lo
   7377 }
   7378 
   7379 # func_arith arithmetic-term...
   7380 func_arith ()
   7381 {
   7382   func_arith_result=$(( $[*] ))
   7383 }
   7384 
   7385 # func_len string
   7386 # STRING may not start with a hyphen.
   7387 func_len ()
   7388 {
   7389   func_len_result=${#1}
   7390 }
   7391 
   7392 _LT_EOF
   7393     ;;
   7394   *) # Bourne compatible functions.
   7395     cat << \_LT_EOF >> "$cfgfile"
   7396 
   7397 # func_dirname file append nondir_replacement
   7398 # Compute the dirname of FILE.  If nonempty, add APPEND to the result,
   7399 # otherwise set result to NONDIR_REPLACEMENT.
   7400 func_dirname ()
   7401 {
   7402   # Extract subdirectory from the argument.
   7403   func_dirname_result=`$ECHO "${1}" | $SED "$dirname"`
   7404   if test "X$func_dirname_result" = "X${1}"; then
   7405     func_dirname_result="${3}"
   7406   else
   7407     func_dirname_result="$func_dirname_result${2}"
   7408   fi
   7409 }
   7410 
   7411 # func_basename file
   7412 func_basename ()
   7413 {
   7414   func_basename_result=`$ECHO "${1}" | $SED "$basename"`
   7415 }
   7416 
   7417 dnl func_dirname_and_basename
   7418 dnl A portable version of this function is already defined in general.m4sh
   7419 dnl so there is no need for it here.
   7420 
   7421 # func_stripname prefix suffix name
   7422 # strip PREFIX and SUFFIX off of NAME.
   7423 # PREFIX and SUFFIX must not contain globbing or regex special
   7424 # characters, hashes, percent signs, but SUFFIX may contain a leading
   7425 # dot (in which case that matches only a dot).
   7426 # func_strip_suffix prefix name
   7427 func_stripname ()
   7428 {
   7429   case ${2} in
   7430     .*) func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%\\\\${2}\$%%"`;;
   7431     *)  func_stripname_result=`$ECHO "${3}" | $SED "s%^${1}%%; s%${2}\$%%"`;;
   7432   esac
   7433 }
   7434 
   7435 # sed scripts:
   7436 my_sed_long_opt='1s/^\(-[[^=]]*\)=.*/\1/;q'
   7437 my_sed_long_arg='1s/^-[[^=]]*=//'
   7438 
   7439 # func_opt_split
   7440 func_opt_split ()
   7441 {
   7442   func_opt_split_opt=`$ECHO "${1}" | $SED "$my_sed_long_opt"`
   7443   func_opt_split_arg=`$ECHO "${1}" | $SED "$my_sed_long_arg"`
   7444 }
   7445 
   7446 # func_lo2o object
   7447 func_lo2o ()
   7448 {
   7449   func_lo2o_result=`$ECHO "${1}" | $SED "$lo2o"`
   7450 }
   7451 
   7452 # func_xform libobj-or-source
   7453 func_xform ()
   7454 {
   7455   func_xform_result=`$ECHO "${1}" | $SED 's/\.[[^.]]*$/.lo/'`
   7456 }
   7457 
   7458 # func_arith arithmetic-term...
   7459 func_arith ()
   7460 {
   7461   func_arith_result=`expr "$[@]"`
   7462 }
   7463 
   7464 # func_len string
   7465 # STRING may not start with a hyphen.
   7466 func_len ()
   7467 {
   7468   func_len_result=`expr "$[1]" : ".*" 2>/dev/null || echo $max_cmd_len`
   7469 }
   7470 
   7471 _LT_EOF
   7472 esac
   7473 
   7474 case $lt_shell_append in
   7475   yes)
   7476     cat << \_LT_EOF >> "$cfgfile"
   7477 
   7478 # func_append var value
   7479 # Append VALUE to the end of shell variable VAR.
   7480 func_append ()
   7481 {
   7482   eval "$[1]+=\$[2]"
   7483 }
   7484 _LT_EOF
   7485     ;;
   7486   *)
   7487     cat << \_LT_EOF >> "$cfgfile"
   7488 
   7489 # func_append var value
   7490 # Append VALUE to the end of shell variable VAR.
   7491 func_append ()
   7492 {
   7493   eval "$[1]=\$$[1]\$[2]"
   7494 }
   7495 
   7496 _LT_EOF
   7497     ;;
   7498   esac
   7499 ])
   7500