Home | History | Annotate | Line # | Download | only in dist
      1  1.1  christos # generated automatically by aclocal 1.10 -*- Autoconf -*-
      2  1.1  christos 
      3  1.1  christos # Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
      4  1.1  christos # 2005, 2006  Free Software Foundation, Inc.
      5  1.1  christos # This file is free software; the Free Software Foundation
      6  1.1  christos # gives unlimited permission to copy and/or distribute it,
      7  1.1  christos # with or without modifications, as long as this notice is preserved.
      8  1.1  christos 
      9  1.1  christos # This program is distributed in the hope that it will be useful,
     10  1.1  christos # but WITHOUT ANY WARRANTY, to the extent permitted by law; without
     11  1.1  christos # even the implied warranty of MERCHANTABILITY or FITNESS FOR A
     12  1.1  christos # PARTICULAR PURPOSE.
     13  1.1  christos 
     14  1.1  christos m4_if(m4_PACKAGE_VERSION, [2.61],,
     15  1.1  christos [m4_fatal([this file was generated for autoconf 2.61.
     16  1.1  christos You have another version of autoconf.  If you want to use that,
     17  1.1  christos you should regenerate the build system entirely.], [63])])
     18  1.1  christos 
     19  1.1  christos # Copyright (C) 2002, 2003, 2005, 2006  Free Software Foundation, Inc.
     20  1.1  christos #
     21  1.1  christos # This file is free software; the Free Software Foundation
     22  1.1  christos # gives unlimited permission to copy and/or distribute it,
     23  1.1  christos # with or without modifications, as long as this notice is preserved.
     24  1.1  christos 
     25  1.1  christos # AM_AUTOMAKE_VERSION(VERSION)
     26  1.1  christos # ----------------------------
     27  1.1  christos # Automake X.Y traces this macro to ensure aclocal.m4 has been
     28  1.1  christos # generated from the m4 files accompanying Automake X.Y.
     29  1.1  christos # (This private macro should not be called outside this file.)
     30  1.1  christos AC_DEFUN([AM_AUTOMAKE_VERSION],
     31  1.1  christos [am__api_version='1.10'
     32  1.1  christos dnl Some users find AM_AUTOMAKE_VERSION and mistake it for a way to
     33  1.1  christos dnl require some minimum version.  Point them to the right macro.
     34  1.1  christos m4_if([$1], [1.10], [],
     35  1.1  christos       [AC_FATAL([Do not call $0, use AM_INIT_AUTOMAKE([$1]).])])dnl
     36  1.1  christos ])
     37  1.1  christos 
     38  1.1  christos # _AM_AUTOCONF_VERSION(VERSION)
     39  1.1  christos # -----------------------------
     40  1.1  christos # aclocal traces this macro to find the Autoconf version.
     41  1.1  christos # This is a private macro too.  Using m4_define simplifies
     42  1.1  christos # the logic in aclocal, which can simply ignore this definition.
     43  1.1  christos m4_define([_AM_AUTOCONF_VERSION], [])
     44  1.1  christos 
     45  1.1  christos # AM_SET_CURRENT_AUTOMAKE_VERSION
     46  1.1  christos # -------------------------------
     47  1.1  christos # Call AM_AUTOMAKE_VERSION and AM_AUTOMAKE_VERSION so they can be traced.
     48  1.1  christos # This function is AC_REQUIREd by AC_INIT_AUTOMAKE.
     49  1.1  christos AC_DEFUN([AM_SET_CURRENT_AUTOMAKE_VERSION],
     50  1.1  christos [AM_AUTOMAKE_VERSION([1.10])dnl
     51  1.1  christos _AM_AUTOCONF_VERSION(m4_PACKAGE_VERSION)])
     52  1.1  christos 
     53  1.1  christos # AM_AUX_DIR_EXPAND                                         -*- Autoconf -*-
     54  1.1  christos 
     55  1.1  christos # Copyright (C) 2001, 2003, 2005  Free Software Foundation, Inc.
     56  1.1  christos #
     57  1.1  christos # This file is free software; the Free Software Foundation
     58  1.1  christos # gives unlimited permission to copy and/or distribute it,
     59  1.1  christos # with or without modifications, as long as this notice is preserved.
     60  1.1  christos 
     61  1.1  christos # For projects using AC_CONFIG_AUX_DIR([foo]), Autoconf sets
     62  1.1  christos # $ac_aux_dir to `$srcdir/foo'.  In other projects, it is set to
     63  1.1  christos # `$srcdir', `$srcdir/..', or `$srcdir/../..'.
     64  1.1  christos #
     65  1.1  christos # Of course, Automake must honor this variable whenever it calls a
     66  1.1  christos # tool from the auxiliary directory.  The problem is that $srcdir (and
     67  1.1  christos # therefore $ac_aux_dir as well) can be either absolute or relative,
     68  1.1  christos # depending on how configure is run.  This is pretty annoying, since
     69  1.1  christos # it makes $ac_aux_dir quite unusable in subdirectories: in the top
     70  1.1  christos # source directory, any form will work fine, but in subdirectories a
     71  1.1  christos # relative path needs to be adjusted first.
     72  1.1  christos #
     73  1.1  christos # $ac_aux_dir/missing
     74  1.1  christos #    fails when called from a subdirectory if $ac_aux_dir is relative
     75  1.1  christos # $top_srcdir/$ac_aux_dir/missing
     76  1.1  christos #    fails if $ac_aux_dir is absolute,
     77  1.1  christos #    fails when called from a subdirectory in a VPATH build with
     78  1.1  christos #          a relative $ac_aux_dir
     79  1.1  christos #
     80  1.1  christos # The reason of the latter failure is that $top_srcdir and $ac_aux_dir
     81  1.1  christos # are both prefixed by $srcdir.  In an in-source build this is usually
     82  1.1  christos # harmless because $srcdir is `.', but things will broke when you
     83  1.1  christos # start a VPATH build or use an absolute $srcdir.
     84  1.1  christos #
     85  1.1  christos # So we could use something similar to $top_srcdir/$ac_aux_dir/missing,
     86  1.1  christos # iff we strip the leading $srcdir from $ac_aux_dir.  That would be:
     87  1.1  christos #   am_aux_dir='\$(top_srcdir)/'`expr "$ac_aux_dir" : "$srcdir//*\(.*\)"`
     88  1.1  christos # and then we would define $MISSING as
     89  1.1  christos #   MISSING="\${SHELL} $am_aux_dir/missing"
     90  1.1  christos # This will work as long as MISSING is not called from configure, because
     91  1.1  christos # unfortunately $(top_srcdir) has no meaning in configure.
     92  1.1  christos # However there are other variables, like CC, which are often used in
     93  1.1  christos # configure, and could therefore not use this "fixed" $ac_aux_dir.
     94  1.1  christos #
     95  1.1  christos # Another solution, used here, is to always expand $ac_aux_dir to an
     96  1.1  christos # absolute PATH.  The drawback is that using absolute paths prevent a
     97  1.1  christos # configured tree to be moved without reconfiguration.
     98  1.1  christos 
     99  1.1  christos AC_DEFUN([AM_AUX_DIR_EXPAND],
    100  1.1  christos [dnl Rely on autoconf to set up CDPATH properly.
    101  1.1  christos AC_PREREQ([2.50])dnl
    102  1.1  christos # expand $ac_aux_dir to an absolute path
    103  1.1  christos am_aux_dir=`cd $ac_aux_dir && pwd`
    104  1.1  christos ])
    105  1.1  christos 
    106  1.1  christos # Do all the work for Automake.                             -*- Autoconf -*-
    107  1.1  christos 
    108  1.1  christos # Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004,
    109  1.1  christos # 2005, 2006 Free Software Foundation, Inc.
    110  1.1  christos #
    111  1.1  christos # This file is free software; the Free Software Foundation
    112  1.1  christos # gives unlimited permission to copy and/or distribute it,
    113  1.1  christos # with or without modifications, as long as this notice is preserved.
    114  1.1  christos 
    115  1.1  christos # serial 12
    116  1.1  christos 
    117  1.1  christos # This macro actually does too much.  Some checks are only needed if
    118  1.1  christos # your package does certain things.  But this isn't really a big deal.
    119  1.1  christos 
    120  1.1  christos # AM_INIT_AUTOMAKE(PACKAGE, VERSION, [NO-DEFINE])
    121  1.1  christos # AM_INIT_AUTOMAKE([OPTIONS])
    122  1.1  christos # -----------------------------------------------
    123  1.1  christos # The call with PACKAGE and VERSION arguments is the old style
    124  1.1  christos # call (pre autoconf-2.50), which is being phased out.  PACKAGE
    125  1.1  christos # and VERSION should now be passed to AC_INIT and removed from
    126  1.1  christos # the call to AM_INIT_AUTOMAKE.
    127  1.1  christos # We support both call styles for the transition.  After
    128  1.1  christos # the next Automake release, Autoconf can make the AC_INIT
    129  1.1  christos # arguments mandatory, and then we can depend on a new Autoconf
    130  1.1  christos # release and drop the old call support.
    131  1.1  christos AC_DEFUN([AM_INIT_AUTOMAKE],
    132  1.1  christos [AC_PREREQ([2.60])dnl
    133  1.1  christos dnl Autoconf wants to disallow AM_ names.  We explicitly allow
    134  1.1  christos dnl the ones we care about.
    135  1.1  christos m4_pattern_allow([^AM_[A-Z]+FLAGS$])dnl
    136  1.1  christos AC_REQUIRE([AM_SET_CURRENT_AUTOMAKE_VERSION])dnl
    137  1.1  christos AC_REQUIRE([AC_PROG_INSTALL])dnl
    138  1.1  christos if test "`cd $srcdir && pwd`" != "`pwd`"; then
    139  1.1  christos   # Use -I$(srcdir) only when $(srcdir) != ., so that make's output
    140  1.1  christos   # is not polluted with repeated "-I."
    141  1.1  christos   AC_SUBST([am__isrc], [' -I$(srcdir)'])_AM_SUBST_NOTMAKE([am__isrc])dnl
    142  1.1  christos   # test to see if srcdir already configured
    143  1.1  christos   if test -f $srcdir/config.status; then
    144  1.1  christos     AC_MSG_ERROR([source directory already configured; run "make distclean" there first])
    145  1.1  christos   fi
    146  1.1  christos fi
    147  1.1  christos 
    148  1.1  christos # test whether we have cygpath
    149  1.1  christos if test -z "$CYGPATH_W"; then
    150  1.1  christos   if (cygpath --version) >/dev/null 2>/dev/null; then
    151  1.1  christos     CYGPATH_W='cygpath -w'
    152  1.1  christos   else
    153  1.1  christos     CYGPATH_W=echo
    154  1.1  christos   fi
    155  1.1  christos fi
    156  1.1  christos AC_SUBST([CYGPATH_W])
    157  1.1  christos 
    158  1.1  christos # Define the identity of the package.
    159  1.1  christos dnl Distinguish between old-style and new-style calls.
    160  1.1  christos m4_ifval([$2],
    161  1.1  christos [m4_ifval([$3], [_AM_SET_OPTION([no-define])])dnl
    162  1.1  christos  AC_SUBST([PACKAGE], [$1])dnl
    163  1.1  christos  AC_SUBST([VERSION], [$2])],
    164  1.1  christos [_AM_SET_OPTIONS([$1])dnl
    165  1.1  christos dnl Diagnose old-style AC_INIT with new-style AM_AUTOMAKE_INIT.
    166  1.1  christos m4_if(m4_ifdef([AC_PACKAGE_NAME], 1)m4_ifdef([AC_PACKAGE_VERSION], 1), 11,,
    167  1.1  christos   [m4_fatal([AC_INIT should be called with package and version arguments])])dnl
    168  1.1  christos  AC_SUBST([PACKAGE], ['AC_PACKAGE_TARNAME'])dnl
    169  1.1  christos  AC_SUBST([VERSION], ['AC_PACKAGE_VERSION'])])dnl
    170  1.1  christos 
    171  1.1  christos _AM_IF_OPTION([no-define],,
    172  1.1  christos [AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package])
    173  1.1  christos  AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package])])dnl
    174  1.1  christos 
    175  1.1  christos # Some tools Automake needs.
    176  1.1  christos AC_REQUIRE([AM_SANITY_CHECK])dnl
    177  1.1  christos AC_REQUIRE([AC_ARG_PROGRAM])dnl
    178  1.1  christos AM_MISSING_PROG(ACLOCAL, aclocal-${am__api_version})
    179  1.1  christos AM_MISSING_PROG(AUTOCONF, autoconf)
    180  1.1  christos AM_MISSING_PROG(AUTOMAKE, automake-${am__api_version})
    181  1.1  christos AM_MISSING_PROG(AUTOHEADER, autoheader)
    182  1.1  christos AM_MISSING_PROG(MAKEINFO, makeinfo)
    183  1.1  christos AM_PROG_INSTALL_SH
    184  1.1  christos AM_PROG_INSTALL_STRIP
    185  1.1  christos AC_REQUIRE([AM_PROG_MKDIR_P])dnl
    186  1.1  christos # We need awk for the "check" target.  The system "awk" is bad on
    187  1.1  christos # some platforms.
    188  1.1  christos AC_REQUIRE([AC_PROG_AWK])dnl
    189  1.1  christos AC_REQUIRE([AC_PROG_MAKE_SET])dnl
    190  1.1  christos AC_REQUIRE([AM_SET_LEADING_DOT])dnl
    191  1.1  christos _AM_IF_OPTION([tar-ustar], [_AM_PROG_TAR([ustar])],
    192  1.1  christos               [_AM_IF_OPTION([tar-pax], [_AM_PROG_TAR([pax])],
    193  1.1  christos 	      		     [_AM_PROG_TAR([v7])])])
    194  1.1  christos _AM_IF_OPTION([no-dependencies],,
    195  1.1  christos [AC_PROVIDE_IFELSE([AC_PROG_CC],
    196  1.1  christos                   [_AM_DEPENDENCIES(CC)],
    197  1.1  christos                   [define([AC_PROG_CC],
    198  1.1  christos                           defn([AC_PROG_CC])[_AM_DEPENDENCIES(CC)])])dnl
    199  1.1  christos AC_PROVIDE_IFELSE([AC_PROG_CXX],
    200  1.1  christos                   [_AM_DEPENDENCIES(CXX)],
    201  1.1  christos                   [define([AC_PROG_CXX],
    202  1.1  christos                           defn([AC_PROG_CXX])[_AM_DEPENDENCIES(CXX)])])dnl
    203  1.1  christos AC_PROVIDE_IFELSE([AC_PROG_OBJC],
    204  1.1  christos                   [_AM_DEPENDENCIES(OBJC)],
    205  1.1  christos                   [define([AC_PROG_OBJC],
    206  1.1  christos                           defn([AC_PROG_OBJC])[_AM_DEPENDENCIES(OBJC)])])dnl
    207  1.1  christos ])
    208  1.1  christos ])
    209  1.1  christos 
    210  1.1  christos 
    211  1.1  christos # When config.status generates a header, we must update the stamp-h file.
    212  1.1  christos # This file resides in the same directory as the config header
    213  1.1  christos # that is generated.  The stamp files are numbered to have different names.
    214  1.1  christos 
    215  1.1  christos # Autoconf calls _AC_AM_CONFIG_HEADER_HOOK (when defined) in the
    216  1.1  christos # loop where config.status creates the headers, so we can generate
    217  1.1  christos # our stamp files there.
    218  1.1  christos AC_DEFUN([_AC_AM_CONFIG_HEADER_HOOK],
    219  1.1  christos [# Compute $1's index in $config_headers.
    220  1.1  christos _am_stamp_count=1
    221  1.1  christos for _am_header in $config_headers :; do
    222  1.1  christos   case $_am_header in
    223  1.1  christos     $1 | $1:* )
    224  1.1  christos       break ;;
    225  1.1  christos     * )
    226  1.1  christos       _am_stamp_count=`expr $_am_stamp_count + 1` ;;
    227  1.1  christos   esac
    228  1.1  christos done
    229  1.1  christos echo "timestamp for $1" >`AS_DIRNAME([$1])`/stamp-h[]$_am_stamp_count])
    230  1.1  christos 
    231  1.1  christos # Copyright (C) 2001, 2003, 2005  Free Software Foundation, Inc.
    232  1.1  christos #
    233  1.1  christos # This file is free software; the Free Software Foundation
    234  1.1  christos # gives unlimited permission to copy and/or distribute it,
    235  1.1  christos # with or without modifications, as long as this notice is preserved.
    236  1.1  christos 
    237  1.1  christos # AM_PROG_INSTALL_SH
    238  1.1  christos # ------------------
    239  1.1  christos # Define $install_sh.
    240  1.1  christos AC_DEFUN([AM_PROG_INSTALL_SH],
    241  1.1  christos [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
    242  1.1  christos install_sh=${install_sh-"\$(SHELL) $am_aux_dir/install-sh"}
    243  1.1  christos AC_SUBST(install_sh)])
    244  1.1  christos 
    245  1.1  christos # Copyright (C) 2003, 2005  Free Software Foundation, Inc.
    246  1.1  christos #
    247  1.1  christos # This file is free software; the Free Software Foundation
    248  1.1  christos # gives unlimited permission to copy and/or distribute it,
    249  1.1  christos # with or without modifications, as long as this notice is preserved.
    250  1.1  christos 
    251  1.1  christos # serial 2
    252  1.1  christos 
    253  1.1  christos # Check whether the underlying file-system supports filenames
    254  1.1  christos # with a leading dot.  For instance MS-DOS doesn't.
    255  1.1  christos AC_DEFUN([AM_SET_LEADING_DOT],
    256  1.1  christos [rm -rf .tst 2>/dev/null
    257  1.1  christos mkdir .tst 2>/dev/null
    258  1.1  christos if test -d .tst; then
    259  1.1  christos   am__leading_dot=.
    260  1.1  christos else
    261  1.1  christos   am__leading_dot=_
    262  1.1  christos fi
    263  1.1  christos rmdir .tst 2>/dev/null
    264  1.1  christos AC_SUBST([am__leading_dot])])
    265  1.1  christos 
    266  1.1  christos # Fake the existence of programs that GNU maintainers use.  -*- Autoconf -*-
    267  1.1  christos 
    268  1.1  christos # Copyright (C) 1997, 1999, 2000, 2001, 2003, 2004, 2005
    269  1.1  christos # Free Software Foundation, Inc.
    270  1.1  christos #
    271  1.1  christos # This file is free software; the Free Software Foundation
    272  1.1  christos # gives unlimited permission to copy and/or distribute it,
    273  1.1  christos # with or without modifications, as long as this notice is preserved.
    274  1.1  christos 
    275  1.1  christos # serial 5
    276  1.1  christos 
    277  1.1  christos # AM_MISSING_PROG(NAME, PROGRAM)
    278  1.1  christos # ------------------------------
    279  1.1  christos AC_DEFUN([AM_MISSING_PROG],
    280  1.1  christos [AC_REQUIRE([AM_MISSING_HAS_RUN])
    281  1.1  christos $1=${$1-"${am_missing_run}$2"}
    282  1.1  christos AC_SUBST($1)])
    283  1.1  christos 
    284  1.1  christos 
    285  1.1  christos # AM_MISSING_HAS_RUN
    286  1.1  christos # ------------------
    287  1.1  christos # Define MISSING if not defined so far and test if it supports --run.
    288  1.1  christos # If it does, set am_missing_run to use it, otherwise, to nothing.
    289  1.1  christos AC_DEFUN([AM_MISSING_HAS_RUN],
    290  1.1  christos [AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl
    291  1.1  christos AC_REQUIRE_AUX_FILE([missing])dnl
    292  1.1  christos test x"${MISSING+set}" = xset || MISSING="\${SHELL} $am_aux_dir/missing"
    293  1.1  christos # Use eval to expand $SHELL
    294  1.1  christos if eval "$MISSING --run true"; then
    295  1.1  christos   am_missing_run="$MISSING --run "
    296  1.1  christos else
    297  1.1  christos   am_missing_run=
    298  1.1  christos   AC_MSG_WARN([`missing' script is too old or missing])
    299  1.1  christos fi
    300  1.1  christos ])
    301  1.1  christos 
    302  1.1  christos # Copyright (C) 2003, 2004, 2005, 2006  Free Software Foundation, Inc.
    303  1.1  christos #
    304  1.1  christos # This file is free software; the Free Software Foundation
    305  1.1  christos # gives unlimited permission to copy and/or distribute it,
    306  1.1  christos # with or without modifications, as long as this notice is preserved.
    307  1.1  christos 
    308  1.1  christos # AM_PROG_MKDIR_P
    309  1.1  christos # ---------------
    310  1.1  christos # Check for `mkdir -p'.
    311  1.1  christos AC_DEFUN([AM_PROG_MKDIR_P],
    312  1.1  christos [AC_PREREQ([2.60])dnl
    313  1.1  christos AC_REQUIRE([AC_PROG_MKDIR_P])dnl
    314  1.1  christos dnl Automake 1.8 to 1.9.6 used to define mkdir_p.  We now use MKDIR_P,
    315  1.1  christos dnl while keeping a definition of mkdir_p for backward compatibility.
    316  1.1  christos dnl @MKDIR_P@ is magic: AC_OUTPUT adjusts its value for each Makefile.
    317  1.1  christos dnl However we cannot define mkdir_p as $(MKDIR_P) for the sake of
    318  1.1  christos dnl Makefile.ins that do not define MKDIR_P, so we do our own
    319  1.1  christos dnl adjustment using top_builddir (which is defined more often than
    320  1.1  christos dnl MKDIR_P).
    321  1.1  christos AC_SUBST([mkdir_p], ["$MKDIR_P"])dnl
    322  1.1  christos case $mkdir_p in
    323  1.1  christos   [[\\/$]]* | ?:[[\\/]]*) ;;
    324  1.1  christos   */*) mkdir_p="\$(top_builddir)/$mkdir_p" ;;
    325  1.1  christos esac
    326  1.1  christos ])
    327  1.1  christos 
    328  1.1  christos # Helper functions for option handling.                     -*- Autoconf -*-
    329  1.1  christos 
    330  1.1  christos # Copyright (C) 2001, 2002, 2003, 2005  Free Software Foundation, Inc.
    331  1.1  christos #
    332  1.1  christos # This file is free software; the Free Software Foundation
    333  1.1  christos # gives unlimited permission to copy and/or distribute it,
    334  1.1  christos # with or without modifications, as long as this notice is preserved.
    335  1.1  christos 
    336  1.1  christos # serial 3
    337  1.1  christos 
    338  1.1  christos # _AM_MANGLE_OPTION(NAME)
    339  1.1  christos # -----------------------
    340  1.1  christos AC_DEFUN([_AM_MANGLE_OPTION],
    341  1.1  christos [[_AM_OPTION_]m4_bpatsubst($1, [[^a-zA-Z0-9_]], [_])])
    342  1.1  christos 
    343  1.1  christos # _AM_SET_OPTION(NAME)
    344  1.1  christos # ------------------------------
    345  1.1  christos # Set option NAME.  Presently that only means defining a flag for this option.
    346  1.1  christos AC_DEFUN([_AM_SET_OPTION],
    347  1.1  christos [m4_define(_AM_MANGLE_OPTION([$1]), 1)])
    348  1.1  christos 
    349  1.1  christos # _AM_SET_OPTIONS(OPTIONS)
    350  1.1  christos # ----------------------------------
    351  1.1  christos # OPTIONS is a space-separated list of Automake options.
    352  1.1  christos AC_DEFUN([_AM_SET_OPTIONS],
    353  1.1  christos [AC_FOREACH([_AM_Option], [$1], [_AM_SET_OPTION(_AM_Option)])])
    354  1.1  christos 
    355  1.1  christos # _AM_IF_OPTION(OPTION, IF-SET, [IF-NOT-SET])
    356  1.1  christos # -------------------------------------------
    357  1.1  christos # Execute IF-SET if OPTION is set, IF-NOT-SET otherwise.
    358  1.1  christos AC_DEFUN([_AM_IF_OPTION],
    359  1.1  christos [m4_ifset(_AM_MANGLE_OPTION([$1]), [$2], [$3])])
    360  1.1  christos 
    361  1.1  christos # Check to make sure that the build environment is sane.    -*- Autoconf -*-
    362  1.1  christos 
    363  1.1  christos # Copyright (C) 1996, 1997, 2000, 2001, 2003, 2005
    364  1.1  christos # Free Software Foundation, Inc.
    365  1.1  christos #
    366  1.1  christos # This file is free software; the Free Software Foundation
    367  1.1  christos # gives unlimited permission to copy and/or distribute it,
    368  1.1  christos # with or without modifications, as long as this notice is preserved.
    369  1.1  christos 
    370  1.1  christos # serial 4
    371  1.1  christos 
    372  1.1  christos # AM_SANITY_CHECK
    373  1.1  christos # ---------------
    374  1.1  christos AC_DEFUN([AM_SANITY_CHECK],
    375  1.1  christos [AC_MSG_CHECKING([whether build environment is sane])
    376  1.1  christos # Just in case
    377  1.1  christos sleep 1
    378  1.1  christos echo timestamp > conftest.file
    379  1.1  christos # Do `set' in a subshell so we don't clobber the current shell's
    380  1.1  christos # arguments.  Must try -L first in case configure is actually a
    381  1.1  christos # symlink; some systems play weird games with the mod time of symlinks
    382  1.1  christos # (eg FreeBSD returns the mod time of the symlink's containing
    383  1.1  christos # directory).
    384  1.1  christos if (
    385  1.1  christos    set X `ls -Lt $srcdir/configure conftest.file 2> /dev/null`
    386  1.1  christos    if test "$[*]" = "X"; then
    387  1.1  christos       # -L didn't work.
    388  1.1  christos       set X `ls -t $srcdir/configure conftest.file`
    389  1.1  christos    fi
    390  1.1  christos    rm -f conftest.file
    391  1.1  christos    if test "$[*]" != "X $srcdir/configure conftest.file" \
    392  1.1  christos       && test "$[*]" != "X conftest.file $srcdir/configure"; then
    393  1.1  christos 
    394  1.1  christos       # If neither matched, then we have a broken ls.  This can happen
    395  1.1  christos       # if, for instance, CONFIG_SHELL is bash and it inherits a
    396  1.1  christos       # broken ls alias from the environment.  This has actually
    397  1.1  christos       # happened.  Such a system could not be considered "sane".
    398  1.1  christos       AC_MSG_ERROR([ls -t appears to fail.  Make sure there is not a broken
    399  1.1  christos alias in your environment])
    400  1.1  christos    fi
    401  1.1  christos 
    402  1.1  christos    test "$[2]" = conftest.file
    403  1.1  christos    )
    404  1.1  christos then
    405  1.1  christos    # Ok.
    406  1.1  christos    :
    407  1.1  christos else
    408  1.1  christos    AC_MSG_ERROR([newly created file is older than distributed files!
    409  1.1  christos Check your system clock])
    410  1.1  christos fi
    411  1.1  christos AC_MSG_RESULT(yes)])
    412  1.1  christos 
    413  1.1  christos # Copyright (C) 2001, 2003, 2005  Free Software Foundation, Inc.
    414  1.1  christos #
    415  1.1  christos # This file is free software; the Free Software Foundation
    416  1.1  christos # gives unlimited permission to copy and/or distribute it,
    417  1.1  christos # with or without modifications, as long as this notice is preserved.
    418  1.1  christos 
    419  1.1  christos # AM_PROG_INSTALL_STRIP
    420  1.1  christos # ---------------------
    421  1.1  christos # One issue with vendor `install' (even GNU) is that you can't
    422  1.1  christos # specify the program used to strip binaries.  This is especially
    423  1.1  christos # annoying in cross-compiling environments, where the build's strip
    424  1.1  christos # is unlikely to handle the host's binaries.
    425  1.1  christos # Fortunately install-sh will honor a STRIPPROG variable, so we
    426  1.1  christos # always use install-sh in `make install-strip', and initialize
    427  1.1  christos # STRIPPROG with the value of the STRIP variable (set by the user).
    428  1.1  christos AC_DEFUN([AM_PROG_INSTALL_STRIP],
    429  1.1  christos [AC_REQUIRE([AM_PROG_INSTALL_SH])dnl
    430  1.1  christos # Installed binaries are usually stripped using `strip' when the user
    431  1.1  christos # run `make install-strip'.  However `strip' might not be the right
    432  1.1  christos # tool to use in cross-compilation environments, therefore Automake
    433  1.1  christos # will honor the `STRIP' environment variable to overrule this program.
    434  1.1  christos dnl Don't test for $cross_compiling = yes, because it might be `maybe'.
    435  1.1  christos if test "$cross_compiling" != no; then
    436  1.1  christos   AC_CHECK_TOOL([STRIP], [strip], :)
    437  1.1  christos fi
    438  1.1  christos INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s"
    439  1.1  christos AC_SUBST([INSTALL_STRIP_PROGRAM])])
    440  1.1  christos 
    441  1.1  christos # Copyright (C) 2006  Free Software Foundation, Inc.
    442  1.1  christos #
    443  1.1  christos # This file is free software; the Free Software Foundation
    444  1.1  christos # gives unlimited permission to copy and/or distribute it,
    445  1.1  christos # with or without modifications, as long as this notice is preserved.
    446  1.1  christos 
    447  1.1  christos # _AM_SUBST_NOTMAKE(VARIABLE)
    448  1.1  christos # ---------------------------
    449  1.1  christos # Prevent Automake from outputing VARIABLE = @VARIABLE@ in Makefile.in.
    450  1.1  christos # This macro is traced by Automake.
    451  1.1  christos AC_DEFUN([_AM_SUBST_NOTMAKE])
    452  1.1  christos 
    453  1.1  christos # Check how to create a tarball.                            -*- Autoconf -*-
    454  1.1  christos 
    455  1.1  christos # Copyright (C) 2004, 2005  Free Software Foundation, Inc.
    456  1.1  christos #
    457  1.1  christos # This file is free software; the Free Software Foundation
    458  1.1  christos # gives unlimited permission to copy and/or distribute it,
    459  1.1  christos # with or without modifications, as long as this notice is preserved.
    460  1.1  christos 
    461  1.1  christos # serial 2
    462  1.1  christos 
    463  1.1  christos # _AM_PROG_TAR(FORMAT)
    464  1.1  christos # --------------------
    465  1.1  christos # Check how to create a tarball in format FORMAT.
    466  1.1  christos # FORMAT should be one of `v7', `ustar', or `pax'.
    467  1.1  christos #
    468  1.1  christos # Substitute a variable $(am__tar) that is a command
    469  1.1  christos # writing to stdout a FORMAT-tarball containing the directory
    470  1.1  christos # $tardir.
    471  1.1  christos #     tardir=directory && $(am__tar) > result.tar
    472  1.1  christos #
    473  1.1  christos # Substitute a variable $(am__untar) that extract such
    474  1.1  christos # a tarball read from stdin.
    475  1.1  christos #     $(am__untar) < result.tar
    476  1.1  christos AC_DEFUN([_AM_PROG_TAR],
    477  1.1  christos [# Always define AMTAR for backward compatibility.
    478  1.1  christos AM_MISSING_PROG([AMTAR], [tar])
    479  1.1  christos m4_if([$1], [v7],
    480  1.1  christos      [am__tar='${AMTAR} chof - "$$tardir"'; am__untar='${AMTAR} xf -'],
    481  1.1  christos      [m4_case([$1], [ustar],, [pax],,
    482  1.1  christos               [m4_fatal([Unknown tar format])])
    483  1.1  christos AC_MSG_CHECKING([how to create a $1 tar archive])
    484  1.1  christos # Loop over all known methods to create a tar archive until one works.
    485  1.1  christos _am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none'
    486  1.1  christos _am_tools=${am_cv_prog_tar_$1-$_am_tools}
    487  1.1  christos # Do not fold the above two line into one, because Tru64 sh and
    488  1.1  christos # Solaris sh will not grok spaces in the rhs of `-'.
    489  1.1  christos for _am_tool in $_am_tools
    490  1.1  christos do
    491  1.1  christos   case $_am_tool in
    492  1.1  christos   gnutar)
    493  1.1  christos     for _am_tar in tar gnutar gtar;
    494  1.1  christos     do
    495  1.1  christos       AM_RUN_LOG([$_am_tar --version]) && break
    496  1.1  christos     done
    497  1.1  christos     am__tar="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$$tardir"'
    498  1.1  christos     am__tar_="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$tardir"'
    499  1.1  christos     am__untar="$_am_tar -xf -"
    500  1.1  christos     ;;
    501  1.1  christos   plaintar)
    502  1.1  christos     # Must skip GNU tar: if it does not support --format= it doesn't create
    503  1.1  christos     # ustar tarball either.
    504  1.1  christos     (tar --version) >/dev/null 2>&1 && continue
    505  1.1  christos     am__tar='tar chf - "$$tardir"'
    506  1.1  christos     am__tar_='tar chf - "$tardir"'
    507  1.1  christos     am__untar='tar xf -'
    508  1.1  christos     ;;
    509  1.1  christos   pax)
    510  1.1  christos     am__tar='pax -L -x $1 -w "$$tardir"'
    511  1.1  christos     am__tar_='pax -L -x $1 -w "$tardir"'
    512  1.1  christos     am__untar='pax -r'
    513  1.1  christos     ;;
    514  1.1  christos   cpio)
    515  1.1  christos     am__tar='find "$$tardir" -print | cpio -o -H $1 -L'
    516  1.1  christos     am__tar_='find "$tardir" -print | cpio -o -H $1 -L'
    517  1.1  christos     am__untar='cpio -i -H $1 -d'
    518  1.1  christos     ;;
    519  1.1  christos   none)
    520  1.1  christos     am__tar=false
    521  1.1  christos     am__tar_=false
    522  1.1  christos     am__untar=false
    523  1.1  christos     ;;
    524  1.1  christos   esac
    525  1.1  christos 
    526  1.1  christos   # If the value was cached, stop now.  We just wanted to have am__tar
    527  1.1  christos   # and am__untar set.
    528  1.1  christos   test -n "${am_cv_prog_tar_$1}" && break
    529  1.1  christos 
    530  1.1  christos   # tar/untar a dummy directory, and stop if the command works
    531  1.1  christos   rm -rf conftest.dir
    532  1.1  christos   mkdir conftest.dir
    533  1.1  christos   echo GrepMe > conftest.dir/file
    534  1.1  christos   AM_RUN_LOG([tardir=conftest.dir && eval $am__tar_ >conftest.tar])
    535  1.1  christos   rm -rf conftest.dir
    536  1.1  christos   if test -s conftest.tar; then
    537  1.1  christos     AM_RUN_LOG([$am__untar <conftest.tar])
    538  1.1  christos     grep GrepMe conftest.dir/file >/dev/null 2>&1 && break
    539  1.1  christos   fi
    540  1.1  christos done
    541  1.1  christos rm -rf conftest.dir
    542  1.1  christos 
    543  1.1  christos AC_CACHE_VAL([am_cv_prog_tar_$1], [am_cv_prog_tar_$1=$_am_tool])
    544  1.1  christos AC_MSG_RESULT([$am_cv_prog_tar_$1])])
    545  1.1  christos AC_SUBST([am__tar])
    546  1.1  christos AC_SUBST([am__untar])
    547  1.1  christos ]) # _AM_PROG_TAR
    548  1.1  christos 
    549