aclocal.m4 revision 0309d3b3
1# generated automatically by aclocal 1.11.3 -*- Autoconf -*- 2 3# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 4# 2005, 2006, 2007, 2008, 2009, 2010, 2011 Free Software Foundation, 5# Inc. 6# This file is free software; the Free Software Foundation 7# gives unlimited permission to copy and/or distribute it, 8# with or without modifications, as long as this notice is preserved. 9 10# This program is distributed in the hope that it will be useful, 11# but WITHOUT ANY WARRANTY, to the extent permitted by law; without 12# even the implied warranty of MERCHANTABILITY or FITNESS FOR A 13# PARTICULAR PURPOSE. 14 15m4_ifndef([AC_AUTOCONF_VERSION], 16 [m4_copy([m4_PACKAGE_VERSION], [AC_AUTOCONF_VERSION])])dnl 17m4_if(m4_defn([AC_AUTOCONF_VERSION]), [2.68],, 18[m4_warning([this file was generated for autoconf 2.68. 19You have another version of autoconf. It may work, but is not guaranteed to. 20If you have problems, you may need to regenerate the build system entirely. 21To do so, use the procedure documented by the package, typically `autoreconf'.])]) 22 23# pkg.m4 - Macros to locate and utilise pkg-config. -*- Autoconf -*- 24# serial 1 (pkg-config-0.24) 25# 26# Copyright © 2004 Scott James Remnant <scott@netsplit.com>. 27# 28# This program is free software; you can redistribute it and/or modify 29# it under the terms of the GNU General Public License as published by 30# the Free Software Foundation; either version 2 of the License, or 31# (at your option) any later version. 32# 33# This program is distributed in the hope that it will be useful, but 34# WITHOUT ANY WARRANTY; without even the implied warranty of 35# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 36# General Public License for more details. 37# 38# You should have received a copy of the GNU General Public License 39# along with this program; if not, write to the Free Software 40# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 41# 42# As a special exception to the GNU General Public License, if you 43# distribute this file as part of a program that contains a 44# configuration script generated by Autoconf, you may include it under 45# the same distribution terms that you use for the rest of that program. 46 47# PKG_PROG_PKG_CONFIG([MIN-VERSION]) 48# ---------------------------------- 49AC_DEFUN([PKG_PROG_PKG_CONFIG], 50[m4_pattern_forbid([^_?PKG_[A-Z_]+$]) 51m4_pattern_allow([^PKG_CONFIG(_PATH)?$]) 52AC_ARG_VAR([PKG_CONFIG], [path to pkg-config utility]) 53AC_ARG_VAR([PKG_CONFIG_PATH], [directories to add to pkg-config's search path]) 54AC_ARG_VAR([PKG_CONFIG_LIBDIR], [path overriding pkg-config's built-in search path]) 55 56if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then 57 AC_PATH_TOOL([PKG_CONFIG], [pkg-config]) 58fi 59if test -n "$PKG_CONFIG"; then 60 _pkg_min_version=m4_default([$1], [0.9.0]) 61 AC_MSG_CHECKING([pkg-config is at least version $_pkg_min_version]) 62 if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then 63 AC_MSG_RESULT([yes]) 64 else 65 AC_MSG_RESULT([no]) 66 PKG_CONFIG="" 67 fi 68fi[]dnl 69])# PKG_PROG_PKG_CONFIG 70 71# PKG_CHECK_EXISTS(MODULES, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND]) 72# 73# Check to see whether a particular set of modules exists. Similar 74# to PKG_CHECK_MODULES(), but does not set variables or print errors. 75# 76# Please remember that m4 expands AC_REQUIRE([PKG_PROG_PKG_CONFIG]) 77# only at the first occurence in configure.ac, so if the first place 78# it's called might be skipped (such as if it is within an "if", you 79# have to call PKG_CHECK_EXISTS manually 80# -------------------------------------------------------------- 81AC_DEFUN([PKG_CHECK_EXISTS], 82[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl 83if test -n "$PKG_CONFIG" && \ 84 AC_RUN_LOG([$PKG_CONFIG --exists --print-errors "$1"]); then 85 m4_default([$2], [:]) 86m4_ifvaln([$3], [else 87 $3])dnl 88fi]) 89 90# _PKG_CONFIG([VARIABLE], [COMMAND], [MODULES]) 91# --------------------------------------------- 92m4_define([_PKG_CONFIG], 93[if test -n "$$1"; then 94 pkg_cv_[]$1="$$1" 95 elif test -n "$PKG_CONFIG"; then 96 PKG_CHECK_EXISTS([$3], 97 [pkg_cv_[]$1=`$PKG_CONFIG --[]$2 "$3" 2>/dev/null`], 98 [pkg_failed=yes]) 99 else 100 pkg_failed=untried 101fi[]dnl 102])# _PKG_CONFIG 103 104# _PKG_SHORT_ERRORS_SUPPORTED 105# ----------------------------- 106AC_DEFUN([_PKG_SHORT_ERRORS_SUPPORTED], 107[AC_REQUIRE([PKG_PROG_PKG_CONFIG]) 108if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then 109 _pkg_short_errors_supported=yes 110else 111 _pkg_short_errors_supported=no 112fi[]dnl 113])# _PKG_SHORT_ERRORS_SUPPORTED 114 115 116# PKG_CHECK_MODULES(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND], 117# [ACTION-IF-NOT-FOUND]) 118# 119# 120# Note that if there is a possibility the first call to 121# PKG_CHECK_MODULES might not happen, you should be sure to include an 122# explicit call to PKG_PROG_PKG_CONFIG in your configure.ac 123# 124# 125# -------------------------------------------------------------- 126AC_DEFUN([PKG_CHECK_MODULES], 127[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl 128AC_ARG_VAR([$1][_CFLAGS], [C compiler flags for $1, overriding pkg-config])dnl 129AC_ARG_VAR([$1][_LIBS], [linker flags for $1, overriding pkg-config])dnl 130 131pkg_failed=no 132AC_MSG_CHECKING([for $1]) 133 134_PKG_CONFIG([$1][_CFLAGS], [cflags], [$2]) 135_PKG_CONFIG([$1][_LIBS], [libs], [$2]) 136 137m4_define([_PKG_TEXT], [Alternatively, you may set the environment variables $1[]_CFLAGS 138and $1[]_LIBS to avoid the need to call pkg-config. 139See the pkg-config man page for more details.]) 140 141if test $pkg_failed = yes; then 142 AC_MSG_RESULT([no]) 143 _PKG_SHORT_ERRORS_SUPPORTED 144 if test $_pkg_short_errors_supported = yes; then 145 $1[]_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors "$2" 2>&1` 146 else 147 $1[]_PKG_ERRORS=`$PKG_CONFIG --print-errors "$2" 2>&1` 148 fi 149 # Put the nasty error message in config.log where it belongs 150 echo "$$1[]_PKG_ERRORS" >&AS_MESSAGE_LOG_FD 151 152 m4_default([$4], [AC_MSG_ERROR( 153[Package requirements ($2) were not met: 154 155$$1_PKG_ERRORS 156 157Consider adjusting the PKG_CONFIG_PATH environment variable if you 158installed software in a non-standard prefix. 159 160_PKG_TEXT]) 161 ]) 162elif test $pkg_failed = untried; then 163 AC_MSG_RESULT([no]) 164 m4_default([$4], [AC_MSG_FAILURE( 165[The pkg-config script could not be found or is too old. Make sure it 166is in your PATH or set the PKG_CONFIG environment variable to the full 167path to pkg-config. 168 169_PKG_TEXT 170 171To get pkg-config, see <http://pkg-config.freedesktop.org/>.]) 172 ]) 173else 174 $1[]_CFLAGS=$pkg_cv_[]$1[]_CFLAGS 175 $1[]_LIBS=$pkg_cv_[]$1[]_LIBS 176 AC_MSG_RESULT([yes]) 177 $3 178fi[]dnl 179])# PKG_CHECK_MODULES 180 181dnl xorg-macros.m4. Generated from xorg-macros.m4.in xorgversion.m4 by configure. 182dnl 183dnl Copyright (c) 2005, 2006, Oracle and/or its affiliates. All rights reserved. 184dnl 185dnl Permission is hereby granted, free of charge, to any person obtaining a 186dnl copy of this software and associated documentation files (the "Software"), 187dnl to deal in the Software without restriction, including without limitation 188dnl the rights to use, copy, modify, merge, publish, distribute, sublicense, 189dnl and/or sell copies of the Software, and to permit persons to whom the 190dnl Software is furnished to do so, subject to the following conditions: 191dnl 192dnl The above copyright notice and this permission notice (including the next 193dnl paragraph) shall be included in all copies or substantial portions of the 194dnl Software. 195dnl 196dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 197dnl IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 198dnl FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 199dnl THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 200dnl LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 201dnl FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 202dnl DEALINGS IN THE SOFTWARE. 203 204# XORG_MACROS_VERSION(required-version) 205# ------------------------------------- 206# Minimum version: 1.1.0 207# 208# If you're using a macro added in Version 1.1 or newer, include this in 209# your configure.ac with the minimum required version, such as: 210# XORG_MACROS_VERSION(1.1) 211# 212# To ensure that this macro is defined, also add: 213# m4_ifndef([XORG_MACROS_VERSION], 214# [m4_fatal([must install xorg-macros 1.1 or later before running autoconf/autogen])]) 215# 216# 217# See the "minimum version" comment for each macro you use to see what 218# version you require. 219m4_defun([XORG_MACROS_VERSION],[ 220m4_define([vers_have], [1.16.1]) 221m4_define([maj_have], m4_substr(vers_have, 0, m4_index(vers_have, [.]))) 222m4_define([maj_needed], m4_substr([$1], 0, m4_index([$1], [.]))) 223m4_if(m4_cmp(maj_have, maj_needed), 0,, 224 [m4_fatal([xorg-macros major version ]maj_needed[ is required but ]vers_have[ found])]) 225m4_if(m4_version_compare(vers_have, [$1]), -1, 226 [m4_fatal([xorg-macros version $1 or higher is required but ]vers_have[ found])]) 227m4_undefine([vers_have]) 228m4_undefine([maj_have]) 229m4_undefine([maj_needed]) 230]) # XORG_MACROS_VERSION 231 232# XORG_PROG_RAWCPP() 233# ------------------ 234# Minimum version: 1.0.0 235# 236# Find cpp program and necessary flags for use in pre-processing text files 237# such as man pages and config files 238AC_DEFUN([XORG_PROG_RAWCPP],[ 239AC_REQUIRE([AC_PROG_CPP]) 240AC_PATH_PROGS(RAWCPP, [cpp], [${CPP}], 241 [$PATH:/bin:/usr/bin:/usr/lib:/usr/libexec:/usr/ccs/lib:/usr/ccs/lbin:/lib]) 242 243# Check for flag to avoid builtin definitions - assumes unix is predefined, 244# which is not the best choice for supporting other OS'es, but covers most 245# of the ones we need for now. 246AC_MSG_CHECKING([if $RAWCPP requires -undef]) 247AC_LANG_CONFTEST([AC_LANG_SOURCE([[Does cpp redefine unix ?]])]) 248if test `${RAWCPP} < conftest.$ac_ext | grep -c 'unix'` -eq 1 ; then 249 AC_MSG_RESULT([no]) 250else 251 if test `${RAWCPP} -undef < conftest.$ac_ext | grep -c 'unix'` -eq 1 ; then 252 RAWCPPFLAGS=-undef 253 AC_MSG_RESULT([yes]) 254 # under Cygwin unix is still defined even with -undef 255 elif test `${RAWCPP} -undef -ansi < conftest.$ac_ext | grep -c 'unix'` -eq 1 ; then 256 RAWCPPFLAGS="-undef -ansi" 257 AC_MSG_RESULT([yes, with -ansi]) 258 else 259 AC_MSG_ERROR([${RAWCPP} defines unix with or without -undef. I don't know what to do.]) 260 fi 261fi 262rm -f conftest.$ac_ext 263 264AC_MSG_CHECKING([if $RAWCPP requires -traditional]) 265AC_LANG_CONFTEST([AC_LANG_SOURCE([[Does cpp preserve "whitespace"?]])]) 266if test `${RAWCPP} < conftest.$ac_ext | grep -c 'preserve \"'` -eq 1 ; then 267 AC_MSG_RESULT([no]) 268else 269 if test `${RAWCPP} -traditional < conftest.$ac_ext | grep -c 'preserve \"'` -eq 1 ; then 270 RAWCPPFLAGS="${RAWCPPFLAGS} -traditional" 271 AC_MSG_RESULT([yes]) 272 else 273 AC_MSG_ERROR([${RAWCPP} does not preserve whitespace with or without -traditional. I don't know what to do.]) 274 fi 275fi 276rm -f conftest.$ac_ext 277AC_SUBST(RAWCPPFLAGS) 278]) # XORG_PROG_RAWCPP 279 280# XORG_MANPAGE_SECTIONS() 281# ----------------------- 282# Minimum version: 1.0.0 283# 284# Determine which sections man pages go in for the different man page types 285# on this OS - replaces *ManSuffix settings in old Imake *.cf per-os files. 286# Not sure if there's any better way than just hardcoding by OS name. 287# Override default settings by setting environment variables 288# Added MAN_SUBSTS in version 1.8 289# Added AC_PROG_SED in version 1.8 290 291AC_DEFUN([XORG_MANPAGE_SECTIONS],[ 292AC_REQUIRE([AC_CANONICAL_HOST]) 293AC_REQUIRE([AC_PROG_SED]) 294 295if test x$APP_MAN_SUFFIX = x ; then 296 APP_MAN_SUFFIX=1 297fi 298if test x$APP_MAN_DIR = x ; then 299 APP_MAN_DIR='$(mandir)/man$(APP_MAN_SUFFIX)' 300fi 301 302if test x$LIB_MAN_SUFFIX = x ; then 303 LIB_MAN_SUFFIX=3 304fi 305if test x$LIB_MAN_DIR = x ; then 306 LIB_MAN_DIR='$(mandir)/man$(LIB_MAN_SUFFIX)' 307fi 308 309if test x$FILE_MAN_SUFFIX = x ; then 310 case $host_os in 311 solaris*) FILE_MAN_SUFFIX=4 ;; 312 *) FILE_MAN_SUFFIX=5 ;; 313 esac 314fi 315if test x$FILE_MAN_DIR = x ; then 316 FILE_MAN_DIR='$(mandir)/man$(FILE_MAN_SUFFIX)' 317fi 318 319if test x$MISC_MAN_SUFFIX = x ; then 320 case $host_os in 321 solaris*) MISC_MAN_SUFFIX=5 ;; 322 *) MISC_MAN_SUFFIX=7 ;; 323 esac 324fi 325if test x$MISC_MAN_DIR = x ; then 326 MISC_MAN_DIR='$(mandir)/man$(MISC_MAN_SUFFIX)' 327fi 328 329if test x$DRIVER_MAN_SUFFIX = x ; then 330 case $host_os in 331 solaris*) DRIVER_MAN_SUFFIX=7 ;; 332 *) DRIVER_MAN_SUFFIX=4 ;; 333 esac 334fi 335if test x$DRIVER_MAN_DIR = x ; then 336 DRIVER_MAN_DIR='$(mandir)/man$(DRIVER_MAN_SUFFIX)' 337fi 338 339if test x$ADMIN_MAN_SUFFIX = x ; then 340 case $host_os in 341 solaris*) ADMIN_MAN_SUFFIX=1m ;; 342 *) ADMIN_MAN_SUFFIX=8 ;; 343 esac 344fi 345if test x$ADMIN_MAN_DIR = x ; then 346 ADMIN_MAN_DIR='$(mandir)/man$(ADMIN_MAN_SUFFIX)' 347fi 348 349 350AC_SUBST([APP_MAN_SUFFIX]) 351AC_SUBST([LIB_MAN_SUFFIX]) 352AC_SUBST([FILE_MAN_SUFFIX]) 353AC_SUBST([MISC_MAN_SUFFIX]) 354AC_SUBST([DRIVER_MAN_SUFFIX]) 355AC_SUBST([ADMIN_MAN_SUFFIX]) 356AC_SUBST([APP_MAN_DIR]) 357AC_SUBST([LIB_MAN_DIR]) 358AC_SUBST([FILE_MAN_DIR]) 359AC_SUBST([MISC_MAN_DIR]) 360AC_SUBST([DRIVER_MAN_DIR]) 361AC_SUBST([ADMIN_MAN_DIR]) 362 363XORG_MAN_PAGE="X Version 11" 364AC_SUBST([XORG_MAN_PAGE]) 365MAN_SUBSTS="\ 366 -e 's|__vendorversion__|\"\$(PACKAGE_STRING)\" \"\$(XORG_MAN_PAGE)\"|' \ 367 -e 's|__xorgversion__|\"\$(PACKAGE_STRING)\" \"\$(XORG_MAN_PAGE)\"|' \ 368 -e 's|__xservername__|Xorg|g' \ 369 -e 's|__xconfigfile__|xorg.conf|g' \ 370 -e 's|__projectroot__|\$(prefix)|g' \ 371 -e 's|__apploaddir__|\$(appdefaultdir)|g' \ 372 -e 's|__appmansuffix__|\$(APP_MAN_SUFFIX)|g' \ 373 -e 's|__drivermansuffix__|\$(DRIVER_MAN_SUFFIX)|g' \ 374 -e 's|__adminmansuffix__|\$(ADMIN_MAN_SUFFIX)|g' \ 375 -e 's|__libmansuffix__|\$(LIB_MAN_SUFFIX)|g' \ 376 -e 's|__miscmansuffix__|\$(MISC_MAN_SUFFIX)|g' \ 377 -e 's|__filemansuffix__|\$(FILE_MAN_SUFFIX)|g'" 378AC_SUBST([MAN_SUBSTS]) 379 380]) # XORG_MANPAGE_SECTIONS 381 382# XORG_CHECK_SGML_DOCTOOLS([MIN-VERSION]) 383# ------------------------ 384# Minimum version: 1.7.0 385# 386# Defines the variable XORG_SGML_PATH containing the location of X11/defs.ent 387# provided by xorg-sgml-doctools, if installed. 388AC_DEFUN([XORG_CHECK_SGML_DOCTOOLS],[ 389AC_MSG_CHECKING([for X.Org SGML entities m4_ifval([$1],[>= $1])]) 390XORG_SGML_PATH= 391PKG_CHECK_EXISTS([xorg-sgml-doctools m4_ifval([$1],[>= $1])], 392 [XORG_SGML_PATH=`$PKG_CONFIG --variable=sgmlrootdir xorg-sgml-doctools`], 393 [m4_ifval([$1],[:], 394 [if test x"$cross_compiling" != x"yes" ; then 395 AC_CHECK_FILE([$prefix/share/sgml/X11/defs.ent], 396 [XORG_SGML_PATH=$prefix/share/sgml]) 397 fi]) 398 ]) 399 400# Define variables STYLESHEET_SRCDIR and XSL_STYLESHEET containing 401# the path and the name of the doc stylesheet 402if test "x$XORG_SGML_PATH" != "x" ; then 403 AC_MSG_RESULT([$XORG_SGML_PATH]) 404 STYLESHEET_SRCDIR=$XORG_SGML_PATH/X11 405 XSL_STYLESHEET=$STYLESHEET_SRCDIR/xorg.xsl 406else 407 AC_MSG_RESULT([no]) 408fi 409 410AC_SUBST(XORG_SGML_PATH) 411AC_SUBST(STYLESHEET_SRCDIR) 412AC_SUBST(XSL_STYLESHEET) 413AM_CONDITIONAL([HAVE_STYLESHEETS], [test "x$XSL_STYLESHEET" != "x"]) 414]) # XORG_CHECK_SGML_DOCTOOLS 415 416# XORG_CHECK_LINUXDOC 417# ------------------- 418# Minimum version: 1.0.0 419# 420# Defines the variable MAKE_TEXT if the necessary tools and 421# files are found. $(MAKE_TEXT) blah.sgml will then produce blah.txt. 422# Whether or not the necessary tools and files are found can be checked 423# with the AM_CONDITIONAL "BUILD_LINUXDOC" 424AC_DEFUN([XORG_CHECK_LINUXDOC],[ 425AC_REQUIRE([XORG_CHECK_SGML_DOCTOOLS]) 426AC_REQUIRE([XORG_WITH_PS2PDF]) 427 428AC_PATH_PROG(LINUXDOC, linuxdoc) 429 430AC_MSG_CHECKING([whether to build documentation]) 431 432if test x$XORG_SGML_PATH != x && test x$LINUXDOC != x ; then 433 BUILDDOC=yes 434else 435 BUILDDOC=no 436fi 437 438AM_CONDITIONAL(BUILD_LINUXDOC, [test x$BUILDDOC = xyes]) 439 440AC_MSG_RESULT([$BUILDDOC]) 441 442AC_MSG_CHECKING([whether to build pdf documentation]) 443 444if test x$have_ps2pdf != xno && test x$BUILD_PDFDOC != xno; then 445 BUILDPDFDOC=yes 446else 447 BUILDPDFDOC=no 448fi 449 450AM_CONDITIONAL(BUILD_PDFDOC, [test x$BUILDPDFDOC = xyes]) 451 452AC_MSG_RESULT([$BUILDPDFDOC]) 453 454MAKE_TEXT="SGML_SEARCH_PATH=$XORG_SGML_PATH GROFF_NO_SGR=y $LINUXDOC -B txt -f" 455MAKE_PS="SGML_SEARCH_PATH=$XORG_SGML_PATH $LINUXDOC -B latex --papersize=letter --output=ps" 456MAKE_PDF="$PS2PDF" 457MAKE_HTML="SGML_SEARCH_PATH=$XORG_SGML_PATH $LINUXDOC -B html --split=0" 458 459AC_SUBST(MAKE_TEXT) 460AC_SUBST(MAKE_PS) 461AC_SUBST(MAKE_PDF) 462AC_SUBST(MAKE_HTML) 463]) # XORG_CHECK_LINUXDOC 464 465# XORG_CHECK_DOCBOOK 466# ------------------- 467# Minimum version: 1.0.0 468# 469# Checks for the ability to build output formats from SGML DocBook source. 470# For XXX in {TXT, PDF, PS, HTML}, the AM_CONDITIONAL "BUILD_XXXDOC" 471# indicates whether the necessary tools and files are found and, if set, 472# $(MAKE_XXX) blah.sgml will produce blah.xxx. 473AC_DEFUN([XORG_CHECK_DOCBOOK],[ 474AC_REQUIRE([XORG_CHECK_SGML_DOCTOOLS]) 475 476BUILDTXTDOC=no 477BUILDPDFDOC=no 478BUILDPSDOC=no 479BUILDHTMLDOC=no 480 481AC_PATH_PROG(DOCBOOKPS, docbook2ps) 482AC_PATH_PROG(DOCBOOKPDF, docbook2pdf) 483AC_PATH_PROG(DOCBOOKHTML, docbook2html) 484AC_PATH_PROG(DOCBOOKTXT, docbook2txt) 485 486AC_MSG_CHECKING([whether to build text documentation]) 487if test x$XORG_SGML_PATH != x && test x$DOCBOOKTXT != x && 488 test x$BUILD_TXTDOC != xno; then 489 BUILDTXTDOC=yes 490fi 491AM_CONDITIONAL(BUILD_TXTDOC, [test x$BUILDTXTDOC = xyes]) 492AC_MSG_RESULT([$BUILDTXTDOC]) 493 494AC_MSG_CHECKING([whether to build PDF documentation]) 495if test x$XORG_SGML_PATH != x && test x$DOCBOOKPDF != x && 496 test x$BUILD_PDFDOC != xno; then 497 BUILDPDFDOC=yes 498fi 499AM_CONDITIONAL(BUILD_PDFDOC, [test x$BUILDPDFDOC = xyes]) 500AC_MSG_RESULT([$BUILDPDFDOC]) 501 502AC_MSG_CHECKING([whether to build PostScript documentation]) 503if test x$XORG_SGML_PATH != x && test x$DOCBOOKPS != x && 504 test x$BUILD_PSDOC != xno; then 505 BUILDPSDOC=yes 506fi 507AM_CONDITIONAL(BUILD_PSDOC, [test x$BUILDPSDOC = xyes]) 508AC_MSG_RESULT([$BUILDPSDOC]) 509 510AC_MSG_CHECKING([whether to build HTML documentation]) 511if test x$XORG_SGML_PATH != x && test x$DOCBOOKHTML != x && 512 test x$BUILD_HTMLDOC != xno; then 513 BUILDHTMLDOC=yes 514fi 515AM_CONDITIONAL(BUILD_HTMLDOC, [test x$BUILDHTMLDOC = xyes]) 516AC_MSG_RESULT([$BUILDHTMLDOC]) 517 518MAKE_TEXT="SGML_SEARCH_PATH=$XORG_SGML_PATH $DOCBOOKTXT" 519MAKE_PS="SGML_SEARCH_PATH=$XORG_SGML_PATH $DOCBOOKPS" 520MAKE_PDF="SGML_SEARCH_PATH=$XORG_SGML_PATH $DOCBOOKPDF" 521MAKE_HTML="SGML_SEARCH_PATH=$XORG_SGML_PATH $DOCBOOKHTML" 522 523AC_SUBST(MAKE_TEXT) 524AC_SUBST(MAKE_PS) 525AC_SUBST(MAKE_PDF) 526AC_SUBST(MAKE_HTML) 527]) # XORG_CHECK_DOCBOOK 528 529# XORG_WITH_XMLTO([MIN-VERSION], [DEFAULT]) 530# ---------------- 531# Minimum version: 1.5.0 532# Minimum version for optional DEFAULT argument: 1.11.0 533# 534# Documentation tools are not always available on all platforms and sometimes 535# not at the appropriate level. This macro enables a module to test for the 536# presence of the tool and obtain it's path in separate variables. Coupled with 537# the --with-xmlto option, it allows maximum flexibilty in making decisions 538# as whether or not to use the xmlto package. When DEFAULT is not specified, 539# --with-xmlto assumes 'auto'. 540# 541# Interface to module: 542# HAVE_XMLTO: used in makefiles to conditionally generate documentation 543# XMLTO: returns the path of the xmlto program found 544# returns the path set by the user in the environment 545# --with-xmlto: 'yes' user instructs the module to use xmlto 546# 'no' user instructs the module not to use xmlto 547# 548# Added in version 1.10.0 549# HAVE_XMLTO_TEXT: used in makefiles to conditionally generate text documentation 550# xmlto for text output requires either lynx, links, or w3m browsers 551# 552# If the user sets the value of XMLTO, AC_PATH_PROG skips testing the path. 553# 554AC_DEFUN([XORG_WITH_XMLTO],[ 555AC_ARG_VAR([XMLTO], [Path to xmlto command]) 556m4_define([_defopt], m4_default([$2], [auto])) 557AC_ARG_WITH(xmlto, 558 AS_HELP_STRING([--with-xmlto], 559 [Use xmlto to regenerate documentation (default: ]_defopt[)]), 560 [use_xmlto=$withval], [use_xmlto=]_defopt) 561m4_undefine([_defopt]) 562 563if test "x$use_xmlto" = x"auto"; then 564 AC_PATH_PROG([XMLTO], [xmlto]) 565 if test "x$XMLTO" = "x"; then 566 AC_MSG_WARN([xmlto not found - documentation targets will be skipped]) 567 have_xmlto=no 568 else 569 have_xmlto=yes 570 fi 571elif test "x$use_xmlto" = x"yes" ; then 572 AC_PATH_PROG([XMLTO], [xmlto]) 573 if test "x$XMLTO" = "x"; then 574 AC_MSG_ERROR([--with-xmlto=yes specified but xmlto not found in PATH]) 575 fi 576 have_xmlto=yes 577elif test "x$use_xmlto" = x"no" ; then 578 if test "x$XMLTO" != "x"; then 579 AC_MSG_WARN([ignoring XMLTO environment variable since --with-xmlto=no was specified]) 580 fi 581 have_xmlto=no 582else 583 AC_MSG_ERROR([--with-xmlto expects 'yes' or 'no']) 584fi 585 586# Test for a minimum version of xmlto, if provided. 587m4_ifval([$1], 588[if test "$have_xmlto" = yes; then 589 # scrape the xmlto version 590 AC_MSG_CHECKING([the xmlto version]) 591 xmlto_version=`$XMLTO --version 2>/dev/null | cut -d' ' -f3` 592 AC_MSG_RESULT([$xmlto_version]) 593 AS_VERSION_COMPARE([$xmlto_version], [$1], 594 [if test "x$use_xmlto" = xauto; then 595 AC_MSG_WARN([xmlto version $xmlto_version found, but $1 needed]) 596 have_xmlto=no 597 else 598 AC_MSG_ERROR([xmlto version $xmlto_version found, but $1 needed]) 599 fi]) 600fi]) 601 602# Test for the ability of xmlto to generate a text target 603have_xmlto_text=no 604cat > conftest.xml << "EOF" 605EOF 606AS_IF([test "$have_xmlto" = yes], 607 [AS_IF([$XMLTO --skip-validation txt conftest.xml >/dev/null 2>&1], 608 [have_xmlto_text=yes], 609 [AC_MSG_WARN([xmlto cannot generate text format, this format skipped])])]) 610rm -f conftest.xml 611AM_CONDITIONAL([HAVE_XMLTO_TEXT], [test $have_xmlto_text = yes]) 612AM_CONDITIONAL([HAVE_XMLTO], [test "$have_xmlto" = yes]) 613]) # XORG_WITH_XMLTO 614 615# XORG_WITH_XSLTPROC([MIN-VERSION], [DEFAULT]) 616# -------------------------------------------- 617# Minimum version: 1.12.0 618# Minimum version for optional DEFAULT argument: 1.12.0 619# 620# XSLT (Extensible Stylesheet Language Transformations) is a declarative, 621# XML-based language used for the transformation of XML documents. 622# The xsltproc command line tool is for applying XSLT stylesheets to XML documents. 623# It is used under the cover by xmlto to generate html files from DocBook/XML. 624# The XSLT processor is often used as a standalone tool for transformations. 625# It should not be assumed that this tool is used only to work with documnetation. 626# When DEFAULT is not specified, --with-xsltproc assumes 'auto'. 627# 628# Interface to module: 629# HAVE_XSLTPROC: used in makefiles to conditionally generate documentation 630# XSLTPROC: returns the path of the xsltproc program found 631# returns the path set by the user in the environment 632# --with-xsltproc: 'yes' user instructs the module to use xsltproc 633# 'no' user instructs the module not to use xsltproc 634# have_xsltproc: returns yes if xsltproc found in PATH or no 635# 636# If the user sets the value of XSLTPROC, AC_PATH_PROG skips testing the path. 637# 638AC_DEFUN([XORG_WITH_XSLTPROC],[ 639AC_ARG_VAR([XSLTPROC], [Path to xsltproc command]) 640# Preserves the interface, should it be implemented later 641m4_ifval([$1], [m4_warn([syntax], [Checking for xsltproc MIN-VERSION is not implemented])]) 642m4_define([_defopt], m4_default([$2], [auto])) 643AC_ARG_WITH(xsltproc, 644 AS_HELP_STRING([--with-xsltproc], 645 [Use xsltproc for the transformation of XML documents (default: ]_defopt[)]), 646 [use_xsltproc=$withval], [use_xsltproc=]_defopt) 647m4_undefine([_defopt]) 648 649if test "x$use_xsltproc" = x"auto"; then 650 AC_PATH_PROG([XSLTPROC], [xsltproc]) 651 if test "x$XSLTPROC" = "x"; then 652 AC_MSG_WARN([xsltproc not found - cannot transform XML documents]) 653 have_xsltproc=no 654 else 655 have_xsltproc=yes 656 fi 657elif test "x$use_xsltproc" = x"yes" ; then 658 AC_PATH_PROG([XSLTPROC], [xsltproc]) 659 if test "x$XSLTPROC" = "x"; then 660 AC_MSG_ERROR([--with-xsltproc=yes specified but xsltproc not found in PATH]) 661 fi 662 have_xsltproc=yes 663elif test "x$use_xsltproc" = x"no" ; then 664 if test "x$XSLTPROC" != "x"; then 665 AC_MSG_WARN([ignoring XSLTPROC environment variable since --with-xsltproc=no was specified]) 666 fi 667 have_xsltproc=no 668else 669 AC_MSG_ERROR([--with-xsltproc expects 'yes' or 'no']) 670fi 671 672AM_CONDITIONAL([HAVE_XSLTPROC], [test "$have_xsltproc" = yes]) 673]) # XORG_WITH_XSLTPROC 674 675# XORG_WITH_PERL([MIN-VERSION], [DEFAULT]) 676# ---------------------------------------- 677# Minimum version: 1.15.0 678# 679# PERL (Practical Extraction and Report Language) is a language optimized for 680# scanning arbitrary text files, extracting information from those text files, 681# and printing reports based on that information. 682# 683# When DEFAULT is not specified, --with-perl assumes 'auto'. 684# 685# Interface to module: 686# HAVE_PERL: used in makefiles to conditionally scan text files 687# PERL: returns the path of the perl program found 688# returns the path set by the user in the environment 689# --with-perl: 'yes' user instructs the module to use perl 690# 'no' user instructs the module not to use perl 691# have_perl: returns yes if perl found in PATH or no 692# 693# If the user sets the value of PERL, AC_PATH_PROG skips testing the path. 694# 695AC_DEFUN([XORG_WITH_PERL],[ 696AC_ARG_VAR([PERL], [Path to perl command]) 697# Preserves the interface, should it be implemented later 698m4_ifval([$1], [m4_warn([syntax], [Checking for perl MIN-VERSION is not implemented])]) 699m4_define([_defopt], m4_default([$2], [auto])) 700AC_ARG_WITH(perl, 701 AS_HELP_STRING([--with-perl], 702 [Use perl for extracting information from files (default: ]_defopt[)]), 703 [use_perl=$withval], [use_perl=]_defopt) 704m4_undefine([_defopt]) 705 706if test "x$use_perl" = x"auto"; then 707 AC_PATH_PROG([PERL], [perl]) 708 if test "x$PERL" = "x"; then 709 AC_MSG_WARN([perl not found - cannot extract information and report]) 710 have_perl=no 711 else 712 have_perl=yes 713 fi 714elif test "x$use_perl" = x"yes" ; then 715 AC_PATH_PROG([PERL], [perl]) 716 if test "x$PERL" = "x"; then 717 AC_MSG_ERROR([--with-perl=yes specified but perl not found in PATH]) 718 fi 719 have_perl=yes 720elif test "x$use_perl" = x"no" ; then 721 if test "x$PERL" != "x"; then 722 AC_MSG_WARN([ignoring PERL environment variable since --with-perl=no was specified]) 723 fi 724 have_perl=no 725else 726 AC_MSG_ERROR([--with-perl expects 'yes' or 'no']) 727fi 728 729AM_CONDITIONAL([HAVE_PERL], [test "$have_perl" = yes]) 730]) # XORG_WITH_PERL 731 732# XORG_WITH_ASCIIDOC([MIN-VERSION], [DEFAULT]) 733# ---------------- 734# Minimum version: 1.5.0 735# Minimum version for optional DEFAULT argument: 1.11.0 736# 737# Documentation tools are not always available on all platforms and sometimes 738# not at the appropriate level. This macro enables a module to test for the 739# presence of the tool and obtain it's path in separate variables. Coupled with 740# the --with-asciidoc option, it allows maximum flexibilty in making decisions 741# as whether or not to use the asciidoc package. When DEFAULT is not specified, 742# --with-asciidoc assumes 'auto'. 743# 744# Interface to module: 745# HAVE_ASCIIDOC: used in makefiles to conditionally generate documentation 746# ASCIIDOC: returns the path of the asciidoc program found 747# returns the path set by the user in the environment 748# --with-asciidoc: 'yes' user instructs the module to use asciidoc 749# 'no' user instructs the module not to use asciidoc 750# 751# If the user sets the value of ASCIIDOC, AC_PATH_PROG skips testing the path. 752# 753AC_DEFUN([XORG_WITH_ASCIIDOC],[ 754AC_ARG_VAR([ASCIIDOC], [Path to asciidoc command]) 755m4_define([_defopt], m4_default([$2], [auto])) 756AC_ARG_WITH(asciidoc, 757 AS_HELP_STRING([--with-asciidoc], 758 [Use asciidoc to regenerate documentation (default: ]_defopt[)]), 759 [use_asciidoc=$withval], [use_asciidoc=]_defopt) 760m4_undefine([_defopt]) 761 762if test "x$use_asciidoc" = x"auto"; then 763 AC_PATH_PROG([ASCIIDOC], [asciidoc]) 764 if test "x$ASCIIDOC" = "x"; then 765 AC_MSG_WARN([asciidoc not found - documentation targets will be skipped]) 766 have_asciidoc=no 767 else 768 have_asciidoc=yes 769 fi 770elif test "x$use_asciidoc" = x"yes" ; then 771 AC_PATH_PROG([ASCIIDOC], [asciidoc]) 772 if test "x$ASCIIDOC" = "x"; then 773 AC_MSG_ERROR([--with-asciidoc=yes specified but asciidoc not found in PATH]) 774 fi 775 have_asciidoc=yes 776elif test "x$use_asciidoc" = x"no" ; then 777 if test "x$ASCIIDOC" != "x"; then 778 AC_MSG_WARN([ignoring ASCIIDOC environment variable since --with-asciidoc=no was specified]) 779 fi 780 have_asciidoc=no 781else 782 AC_MSG_ERROR([--with-asciidoc expects 'yes' or 'no']) 783fi 784m4_ifval([$1], 785[if test "$have_asciidoc" = yes; then 786 # scrape the asciidoc version 787 AC_MSG_CHECKING([the asciidoc version]) 788 asciidoc_version=`$ASCIIDOC --version 2>/dev/null | cut -d' ' -f2` 789 AC_MSG_RESULT([$asciidoc_version]) 790 AS_VERSION_COMPARE([$asciidoc_version], [$1], 791 [if test "x$use_asciidoc" = xauto; then 792 AC_MSG_WARN([asciidoc version $asciidoc_version found, but $1 needed]) 793 have_asciidoc=no 794 else 795 AC_MSG_ERROR([asciidoc version $asciidoc_version found, but $1 needed]) 796 fi]) 797fi]) 798AM_CONDITIONAL([HAVE_ASCIIDOC], [test "$have_asciidoc" = yes]) 799]) # XORG_WITH_ASCIIDOC 800 801# XORG_WITH_DOXYGEN([MIN-VERSION], [DEFAULT]) 802# -------------------------------- 803# Minimum version: 1.5.0 804# Minimum version for optional DEFAULT argument: 1.11.0 805# 806# Documentation tools are not always available on all platforms and sometimes 807# not at the appropriate level. This macro enables a module to test for the 808# presence of the tool and obtain it's path in separate variables. Coupled with 809# the --with-doxygen option, it allows maximum flexibilty in making decisions 810# as whether or not to use the doxygen package. When DEFAULT is not specified, 811# --with-doxygen assumes 'auto'. 812# 813# Interface to module: 814# HAVE_DOXYGEN: used in makefiles to conditionally generate documentation 815# DOXYGEN: returns the path of the doxygen program found 816# returns the path set by the user in the environment 817# --with-doxygen: 'yes' user instructs the module to use doxygen 818# 'no' user instructs the module not to use doxygen 819# 820# If the user sets the value of DOXYGEN, AC_PATH_PROG skips testing the path. 821# 822AC_DEFUN([XORG_WITH_DOXYGEN],[ 823AC_ARG_VAR([DOXYGEN], [Path to doxygen command]) 824m4_define([_defopt], m4_default([$2], [auto])) 825AC_ARG_WITH(doxygen, 826 AS_HELP_STRING([--with-doxygen], 827 [Use doxygen to regenerate documentation (default: ]_defopt[)]), 828 [use_doxygen=$withval], [use_doxygen=]_defopt) 829m4_undefine([_defopt]) 830 831if test "x$use_doxygen" = x"auto"; then 832 AC_PATH_PROG([DOXYGEN], [doxygen]) 833 if test "x$DOXYGEN" = "x"; then 834 AC_MSG_WARN([doxygen not found - documentation targets will be skipped]) 835 have_doxygen=no 836 else 837 have_doxygen=yes 838 fi 839elif test "x$use_doxygen" = x"yes" ; then 840 AC_PATH_PROG([DOXYGEN], [doxygen]) 841 if test "x$DOXYGEN" = "x"; then 842 AC_MSG_ERROR([--with-doxygen=yes specified but doxygen not found in PATH]) 843 fi 844 have_doxygen=yes 845elif test "x$use_doxygen" = x"no" ; then 846 if test "x$DOXYGEN" != "x"; then 847 AC_MSG_WARN([ignoring DOXYGEN environment variable since --with-doxygen=no was specified]) 848 fi 849 have_doxygen=no 850else 851 AC_MSG_ERROR([--with-doxygen expects 'yes' or 'no']) 852fi 853m4_ifval([$1], 854[if test "$have_doxygen" = yes; then 855 # scrape the doxygen version 856 AC_MSG_CHECKING([the doxygen version]) 857 doxygen_version=`$DOXYGEN --version 2>/dev/null` 858 AC_MSG_RESULT([$doxygen_version]) 859 AS_VERSION_COMPARE([$doxygen_version], [$1], 860 [if test "x$use_doxygen" = xauto; then 861 AC_MSG_WARN([doxygen version $doxygen_version found, but $1 needed]) 862 have_doxygen=no 863 else 864 AC_MSG_ERROR([doxygen version $doxygen_version found, but $1 needed]) 865 fi]) 866fi]) 867AM_CONDITIONAL([HAVE_DOXYGEN], [test "$have_doxygen" = yes]) 868]) # XORG_WITH_DOXYGEN 869 870# XORG_WITH_GROFF([DEFAULT]) 871# ---------------- 872# Minimum version: 1.6.0 873# Minimum version for optional DEFAULT argument: 1.11.0 874# 875# Documentation tools are not always available on all platforms and sometimes 876# not at the appropriate level. This macro enables a module to test for the 877# presence of the tool and obtain it's path in separate variables. Coupled with 878# the --with-groff option, it allows maximum flexibilty in making decisions 879# as whether or not to use the groff package. When DEFAULT is not specified, 880# --with-groff assumes 'auto'. 881# 882# Interface to module: 883# HAVE_GROFF: used in makefiles to conditionally generate documentation 884# HAVE_GROFF_MM: the memorandum macros (-mm) package 885# HAVE_GROFF_MS: the -ms macros package 886# GROFF: returns the path of the groff program found 887# returns the path set by the user in the environment 888# --with-groff: 'yes' user instructs the module to use groff 889# 'no' user instructs the module not to use groff 890# 891# Added in version 1.9.0: 892# HAVE_GROFF_HTML: groff has dependencies to output HTML format: 893# pnmcut pnmcrop pnmtopng pnmtops from the netpbm package. 894# psselect from the psutils package. 895# the ghostcript package. Refer to the grohtml man pages 896# 897# If the user sets the value of GROFF, AC_PATH_PROG skips testing the path. 898# 899# OS and distros often splits groff in a basic and full package, the former 900# having the groff program and the later having devices, fonts and macros 901# Checking for the groff executable is not enough. 902# 903# If macros are missing, we cannot assume that groff is useless, so we don't 904# unset HAVE_GROFF or GROFF env variables. 905# HAVE_GROFF_?? can never be true while HAVE_GROFF is false. 906# 907AC_DEFUN([XORG_WITH_GROFF],[ 908AC_ARG_VAR([GROFF], [Path to groff command]) 909m4_define([_defopt], m4_default([$1], [auto])) 910AC_ARG_WITH(groff, 911 AS_HELP_STRING([--with-groff], 912 [Use groff to regenerate documentation (default: ]_defopt[)]), 913 [use_groff=$withval], [use_groff=]_defopt) 914m4_undefine([_defopt]) 915 916if test "x$use_groff" = x"auto"; then 917 AC_PATH_PROG([GROFF], [groff]) 918 if test "x$GROFF" = "x"; then 919 AC_MSG_WARN([groff not found - documentation targets will be skipped]) 920 have_groff=no 921 else 922 have_groff=yes 923 fi 924elif test "x$use_groff" = x"yes" ; then 925 AC_PATH_PROG([GROFF], [groff]) 926 if test "x$GROFF" = "x"; then 927 AC_MSG_ERROR([--with-groff=yes specified but groff not found in PATH]) 928 fi 929 have_groff=yes 930elif test "x$use_groff" = x"no" ; then 931 if test "x$GROFF" != "x"; then 932 AC_MSG_WARN([ignoring GROFF environment variable since --with-groff=no was specified]) 933 fi 934 have_groff=no 935else 936 AC_MSG_ERROR([--with-groff expects 'yes' or 'no']) 937fi 938 939# We have groff, test for the presence of the macro packages 940if test "x$have_groff" = x"yes"; then 941 AC_MSG_CHECKING([for ${GROFF} -ms macros]) 942 if ${GROFF} -ms -I. /dev/null >/dev/null 2>&1 ; then 943 groff_ms_works=yes 944 else 945 groff_ms_works=no 946 fi 947 AC_MSG_RESULT([$groff_ms_works]) 948 AC_MSG_CHECKING([for ${GROFF} -mm macros]) 949 if ${GROFF} -mm -I. /dev/null >/dev/null 2>&1 ; then 950 groff_mm_works=yes 951 else 952 groff_mm_works=no 953 fi 954 AC_MSG_RESULT([$groff_mm_works]) 955fi 956 957# We have groff, test for HTML dependencies, one command per package 958if test "x$have_groff" = x"yes"; then 959 AC_PATH_PROGS(GS_PATH, [gs gswin32c]) 960 AC_PATH_PROG(PNMTOPNG_PATH, [pnmtopng]) 961 AC_PATH_PROG(PSSELECT_PATH, [psselect]) 962 if test "x$GS_PATH" != "x" -a "x$PNMTOPNG_PATH" != "x" -a "x$PSSELECT_PATH" != "x"; then 963 have_groff_html=yes 964 else 965 have_groff_html=no 966 AC_MSG_WARN([grohtml dependencies not found - HTML Documentation skipped. Refer to grohtml man pages]) 967 fi 968fi 969 970# Set Automake conditionals for Makefiles 971AM_CONDITIONAL([HAVE_GROFF], [test "$have_groff" = yes]) 972AM_CONDITIONAL([HAVE_GROFF_MS], [test "$groff_ms_works" = yes]) 973AM_CONDITIONAL([HAVE_GROFF_MM], [test "$groff_mm_works" = yes]) 974AM_CONDITIONAL([HAVE_GROFF_HTML], [test "$have_groff_html" = yes]) 975]) # XORG_WITH_GROFF 976 977# XORG_WITH_FOP([MIN-VERSION], [DEFAULT]) 978# --------------------------------------- 979# Minimum version: 1.6.0 980# Minimum version for optional DEFAULT argument: 1.11.0 981# Minimum version for optional MIN-VERSION argument: 1.15.0 982# 983# Documentation tools are not always available on all platforms and sometimes 984# not at the appropriate level. This macro enables a module to test for the 985# presence of the tool and obtain it's path in separate variables. Coupled with 986# the --with-fop option, it allows maximum flexibilty in making decisions 987# as whether or not to use the fop package. When DEFAULT is not specified, 988# --with-fop assumes 'auto'. 989# 990# Interface to module: 991# HAVE_FOP: used in makefiles to conditionally generate documentation 992# FOP: returns the path of the fop program found 993# returns the path set by the user in the environment 994# --with-fop: 'yes' user instructs the module to use fop 995# 'no' user instructs the module not to use fop 996# 997# If the user sets the value of FOP, AC_PATH_PROG skips testing the path. 998# 999AC_DEFUN([XORG_WITH_FOP],[ 1000AC_ARG_VAR([FOP], [Path to fop command]) 1001m4_define([_defopt], m4_default([$2], [auto])) 1002AC_ARG_WITH(fop, 1003 AS_HELP_STRING([--with-fop], 1004 [Use fop to regenerate documentation (default: ]_defopt[)]), 1005 [use_fop=$withval], [use_fop=]_defopt) 1006m4_undefine([_defopt]) 1007 1008if test "x$use_fop" = x"auto"; then 1009 AC_PATH_PROG([FOP], [fop]) 1010 if test "x$FOP" = "x"; then 1011 AC_MSG_WARN([fop not found - documentation targets will be skipped]) 1012 have_fop=no 1013 else 1014 have_fop=yes 1015 fi 1016elif test "x$use_fop" = x"yes" ; then 1017 AC_PATH_PROG([FOP], [fop]) 1018 if test "x$FOP" = "x"; then 1019 AC_MSG_ERROR([--with-fop=yes specified but fop not found in PATH]) 1020 fi 1021 have_fop=yes 1022elif test "x$use_fop" = x"no" ; then 1023 if test "x$FOP" != "x"; then 1024 AC_MSG_WARN([ignoring FOP environment variable since --with-fop=no was specified]) 1025 fi 1026 have_fop=no 1027else 1028 AC_MSG_ERROR([--with-fop expects 'yes' or 'no']) 1029fi 1030 1031# Test for a minimum version of fop, if provided. 1032m4_ifval([$1], 1033[if test "$have_fop" = yes; then 1034 # scrape the fop version 1035 AC_MSG_CHECKING([for fop minimum version]) 1036 fop_version=`$FOP -version 2>/dev/null | cut -d' ' -f3` 1037 AC_MSG_RESULT([$fop_version]) 1038 AS_VERSION_COMPARE([$fop_version], [$1], 1039 [if test "x$use_fop" = xauto; then 1040 AC_MSG_WARN([fop version $fop_version found, but $1 needed]) 1041 have_fop=no 1042 else 1043 AC_MSG_ERROR([fop version $fop_version found, but $1 needed]) 1044 fi]) 1045fi]) 1046AM_CONDITIONAL([HAVE_FOP], [test "$have_fop" = yes]) 1047]) # XORG_WITH_FOP 1048 1049# XORG_WITH_PS2PDF([DEFAULT]) 1050# ---------------- 1051# Minimum version: 1.6.0 1052# Minimum version for optional DEFAULT argument: 1.11.0 1053# 1054# Documentation tools are not always available on all platforms and sometimes 1055# not at the appropriate level. This macro enables a module to test for the 1056# presence of the tool and obtain it's path in separate variables. Coupled with 1057# the --with-ps2pdf option, it allows maximum flexibilty in making decisions 1058# as whether or not to use the ps2pdf package. When DEFAULT is not specified, 1059# --with-ps2pdf assumes 'auto'. 1060# 1061# Interface to module: 1062# HAVE_PS2PDF: used in makefiles to conditionally generate documentation 1063# PS2PDF: returns the path of the ps2pdf program found 1064# returns the path set by the user in the environment 1065# --with-ps2pdf: 'yes' user instructs the module to use ps2pdf 1066# 'no' user instructs the module not to use ps2pdf 1067# 1068# If the user sets the value of PS2PDF, AC_PATH_PROG skips testing the path. 1069# 1070AC_DEFUN([XORG_WITH_PS2PDF],[ 1071AC_ARG_VAR([PS2PDF], [Path to ps2pdf command]) 1072m4_define([_defopt], m4_default([$1], [auto])) 1073AC_ARG_WITH(ps2pdf, 1074 AS_HELP_STRING([--with-ps2pdf], 1075 [Use ps2pdf to regenerate documentation (default: ]_defopt[)]), 1076 [use_ps2pdf=$withval], [use_ps2pdf=]_defopt) 1077m4_undefine([_defopt]) 1078 1079if test "x$use_ps2pdf" = x"auto"; then 1080 AC_PATH_PROG([PS2PDF], [ps2pdf]) 1081 if test "x$PS2PDF" = "x"; then 1082 AC_MSG_WARN([ps2pdf not found - documentation targets will be skipped]) 1083 have_ps2pdf=no 1084 else 1085 have_ps2pdf=yes 1086 fi 1087elif test "x$use_ps2pdf" = x"yes" ; then 1088 AC_PATH_PROG([PS2PDF], [ps2pdf]) 1089 if test "x$PS2PDF" = "x"; then 1090 AC_MSG_ERROR([--with-ps2pdf=yes specified but ps2pdf not found in PATH]) 1091 fi 1092 have_ps2pdf=yes 1093elif test "x$use_ps2pdf" = x"no" ; then 1094 if test "x$PS2PDF" != "x"; then 1095 AC_MSG_WARN([ignoring PS2PDF environment variable since --with-ps2pdf=no was specified]) 1096 fi 1097 have_ps2pdf=no 1098else 1099 AC_MSG_ERROR([--with-ps2pdf expects 'yes' or 'no']) 1100fi 1101AM_CONDITIONAL([HAVE_PS2PDF], [test "$have_ps2pdf" = yes]) 1102]) # XORG_WITH_PS2PDF 1103 1104# XORG_ENABLE_DOCS (enable_docs=yes) 1105# ---------------- 1106# Minimum version: 1.6.0 1107# 1108# Documentation tools are not always available on all platforms and sometimes 1109# not at the appropriate level. This macro enables a builder to skip all 1110# documentation targets except traditional man pages. 1111# Combined with the specific tool checking macros XORG_WITH_*, it provides 1112# maximum flexibilty in controlling documentation building. 1113# Refer to: 1114# XORG_WITH_XMLTO --with-xmlto 1115# XORG_WITH_ASCIIDOC --with-asciidoc 1116# XORG_WITH_DOXYGEN --with-doxygen 1117# XORG_WITH_FOP --with-fop 1118# XORG_WITH_GROFF --with-groff 1119# XORG_WITH_PS2PDF --with-ps2pdf 1120# 1121# Interface to module: 1122# ENABLE_DOCS: used in makefiles to conditionally generate documentation 1123# --enable-docs: 'yes' user instructs the module to generate docs 1124# 'no' user instructs the module not to generate docs 1125# parm1: specify the default value, yes or no. 1126# 1127AC_DEFUN([XORG_ENABLE_DOCS],[ 1128m4_define([docs_default], m4_default([$1], [yes])) 1129AC_ARG_ENABLE(docs, 1130 AS_HELP_STRING([--enable-docs], 1131 [Enable building the documentation (default: ]docs_default[)]), 1132 [build_docs=$enableval], [build_docs=]docs_default) 1133m4_undefine([docs_default]) 1134AM_CONDITIONAL(ENABLE_DOCS, [test x$build_docs = xyes]) 1135AC_MSG_CHECKING([whether to build documentation]) 1136AC_MSG_RESULT([$build_docs]) 1137]) # XORG_ENABLE_DOCS 1138 1139# XORG_ENABLE_DEVEL_DOCS (enable_devel_docs=yes) 1140# ---------------- 1141# Minimum version: 1.6.0 1142# 1143# This macro enables a builder to skip all developer documentation. 1144# Combined with the specific tool checking macros XORG_WITH_*, it provides 1145# maximum flexibilty in controlling documentation building. 1146# Refer to: 1147# XORG_WITH_XMLTO --with-xmlto 1148# XORG_WITH_ASCIIDOC --with-asciidoc 1149# XORG_WITH_DOXYGEN --with-doxygen 1150# XORG_WITH_FOP --with-fop 1151# XORG_WITH_GROFF --with-groff 1152# XORG_WITH_PS2PDF --with-ps2pdf 1153# 1154# Interface to module: 1155# ENABLE_DEVEL_DOCS: used in makefiles to conditionally generate developer docs 1156# --enable-devel-docs: 'yes' user instructs the module to generate developer docs 1157# 'no' user instructs the module not to generate developer docs 1158# parm1: specify the default value, yes or no. 1159# 1160AC_DEFUN([XORG_ENABLE_DEVEL_DOCS],[ 1161m4_define([devel_default], m4_default([$1], [yes])) 1162AC_ARG_ENABLE(devel-docs, 1163 AS_HELP_STRING([--enable-devel-docs], 1164 [Enable building the developer documentation (default: ]devel_default[)]), 1165 [build_devel_docs=$enableval], [build_devel_docs=]devel_default) 1166m4_undefine([devel_default]) 1167AM_CONDITIONAL(ENABLE_DEVEL_DOCS, [test x$build_devel_docs = xyes]) 1168AC_MSG_CHECKING([whether to build developer documentation]) 1169AC_MSG_RESULT([$build_devel_docs]) 1170]) # XORG_ENABLE_DEVEL_DOCS 1171 1172# XORG_ENABLE_SPECS (enable_specs=yes) 1173# ---------------- 1174# Minimum version: 1.6.0 1175# 1176# This macro enables a builder to skip all functional specification targets. 1177# Combined with the specific tool checking macros XORG_WITH_*, it provides 1178# maximum flexibilty in controlling documentation building. 1179# Refer to: 1180# XORG_WITH_XMLTO --with-xmlto 1181# XORG_WITH_ASCIIDOC --with-asciidoc 1182# XORG_WITH_DOXYGEN --with-doxygen 1183# XORG_WITH_FOP --with-fop 1184# XORG_WITH_GROFF --with-groff 1185# XORG_WITH_PS2PDF --with-ps2pdf 1186# 1187# Interface to module: 1188# ENABLE_SPECS: used in makefiles to conditionally generate specs 1189# --enable-specs: 'yes' user instructs the module to generate specs 1190# 'no' user instructs the module not to generate specs 1191# parm1: specify the default value, yes or no. 1192# 1193AC_DEFUN([XORG_ENABLE_SPECS],[ 1194m4_define([spec_default], m4_default([$1], [yes])) 1195AC_ARG_ENABLE(specs, 1196 AS_HELP_STRING([--enable-specs], 1197 [Enable building the specs (default: ]spec_default[)]), 1198 [build_specs=$enableval], [build_specs=]spec_default) 1199m4_undefine([spec_default]) 1200AM_CONDITIONAL(ENABLE_SPECS, [test x$build_specs = xyes]) 1201AC_MSG_CHECKING([whether to build functional specifications]) 1202AC_MSG_RESULT([$build_specs]) 1203]) # XORG_ENABLE_SPECS 1204 1205# XORG_ENABLE_UNIT_TESTS (enable_unit_tests=auto) 1206# ---------------------------------------------- 1207# Minimum version: 1.13.0 1208# 1209# This macro enables a builder to enable/disable unit testing 1210# It makes no assumption about the test cases implementation 1211# Test cases may or may not use Automake "Support for test suites" 1212# They may or may not use the software utility library GLib 1213# 1214# When used in conjunction with XORG_WITH_GLIB, use both AM_CONDITIONAL 1215# ENABLE_UNIT_TESTS and HAVE_GLIB. Not all unit tests may use glib. 1216# The variable enable_unit_tests is used by other macros in this file. 1217# 1218# Interface to module: 1219# ENABLE_UNIT_TESTS: used in makefiles to conditionally build tests 1220# enable_unit_tests: used in configure.ac for additional configuration 1221# --enable-unit-tests: 'yes' user instructs the module to build tests 1222# 'no' user instructs the module not to build tests 1223# parm1: specify the default value, yes or no. 1224# 1225AC_DEFUN([XORG_ENABLE_UNIT_TESTS],[ 1226AC_BEFORE([$0], [XORG_WITH_GLIB]) 1227AC_BEFORE([$0], [XORG_LD_WRAP]) 1228AC_REQUIRE([XORG_MEMORY_CHECK_FLAGS]) 1229m4_define([_defopt], m4_default([$1], [auto])) 1230AC_ARG_ENABLE(unit-tests, AS_HELP_STRING([--enable-unit-tests], 1231 [Enable building unit test cases (default: ]_defopt[)]), 1232 [enable_unit_tests=$enableval], [enable_unit_tests=]_defopt) 1233m4_undefine([_defopt]) 1234AM_CONDITIONAL(ENABLE_UNIT_TESTS, [test "x$enable_unit_tests" != xno]) 1235AC_MSG_CHECKING([whether to build unit test cases]) 1236AC_MSG_RESULT([$enable_unit_tests]) 1237]) # XORG_ENABLE_UNIT_TESTS 1238 1239# XORG_WITH_GLIB([MIN-VERSION], [DEFAULT]) 1240# ---------------------------------------- 1241# Minimum version: 1.13.0 1242# 1243# GLib is a library which provides advanced data structures and functions. 1244# This macro enables a module to test for the presence of Glib. 1245# 1246# When used with ENABLE_UNIT_TESTS, it is assumed GLib is used for unit testing. 1247# Otherwise the value of $enable_unit_tests is blank. 1248# 1249# Interface to module: 1250# HAVE_GLIB: used in makefiles to conditionally build targets 1251# with_glib: used in configure.ac to know if GLib has been found 1252# --with-glib: 'yes' user instructs the module to use glib 1253# 'no' user instructs the module not to use glib 1254# 1255AC_DEFUN([XORG_WITH_GLIB],[ 1256AC_REQUIRE([PKG_PROG_PKG_CONFIG]) 1257m4_define([_defopt], m4_default([$2], [auto])) 1258AC_ARG_WITH(glib, AS_HELP_STRING([--with-glib], 1259 [Use GLib library for unit testing (default: ]_defopt[)]), 1260 [with_glib=$withval], [with_glib=]_defopt) 1261m4_undefine([_defopt]) 1262 1263have_glib=no 1264# Do not probe GLib if user explicitly disabled unit testing 1265if test "x$enable_unit_tests" != x"no"; then 1266 # Do not probe GLib if user explicitly disabled it 1267 if test "x$with_glib" != x"no"; then 1268 m4_ifval( 1269 [$1], 1270 [PKG_CHECK_MODULES([GLIB], [glib-2.0 >= $1], [have_glib=yes], [have_glib=no])], 1271 [PKG_CHECK_MODULES([GLIB], [glib-2.0], [have_glib=yes], [have_glib=no])] 1272 ) 1273 fi 1274fi 1275 1276# Not having GLib when unit testing has been explicitly requested is an error 1277if test "x$enable_unit_tests" = x"yes"; then 1278 if test "x$have_glib" = x"no"; then 1279 AC_MSG_ERROR([--enable-unit-tests=yes specified but glib-2.0 not found]) 1280 fi 1281fi 1282 1283# Having unit testing disabled when GLib has been explicitly requested is an error 1284if test "x$enable_unit_tests" = x"no"; then 1285 if test "x$with_glib" = x"yes"; then 1286 AC_MSG_ERROR([--enable-unit-tests=yes specified but glib-2.0 not found]) 1287 fi 1288fi 1289 1290# Not having GLib when it has been explicitly requested is an error 1291if test "x$with_glib" = x"yes"; then 1292 if test "x$have_glib" = x"no"; then 1293 AC_MSG_ERROR([--with-glib=yes specified but glib-2.0 not found]) 1294 fi 1295fi 1296 1297AM_CONDITIONAL([HAVE_GLIB], [test "$have_glib" = yes]) 1298]) # XORG_WITH_GLIB 1299 1300# XORG_LD_WRAP([required|optional]) 1301# --------------------------------- 1302# Minimum version: 1.13.0 1303# 1304# Check if linker supports -wrap, passed via compiler flags 1305# 1306# When used with ENABLE_UNIT_TESTS, it is assumed -wrap is used for unit testing. 1307# Otherwise the value of $enable_unit_tests is blank. 1308# 1309# Argument added in 1.16.0 - default is "required", to match existing behavior 1310# of returning an error if enable_unit_tests is yes, and ld -wrap is not 1311# available, an argument of "optional" allows use when some unit tests require 1312# ld -wrap and others do not. 1313# 1314AC_DEFUN([XORG_LD_WRAP],[ 1315XORG_CHECK_LINKER_FLAGS([-Wl,-wrap,exit],[have_ld_wrap=yes],[have_ld_wrap=no], 1316 [AC_LANG_PROGRAM([#include <stdlib.h> 1317 void __wrap_exit(int status) { return; }], 1318 [exit(0);])]) 1319# Not having ld wrap when unit testing has been explicitly requested is an error 1320if test "x$enable_unit_tests" = x"yes" -a "x$1" != "xoptional"; then 1321 if test "x$have_ld_wrap" = x"no"; then 1322 AC_MSG_ERROR([--enable-unit-tests=yes specified but ld -wrap support is not available]) 1323 fi 1324fi 1325AM_CONDITIONAL([HAVE_LD_WRAP], [test "$have_ld_wrap" = yes]) 1326# 1327]) # XORG_LD_WRAP 1328 1329# XORG_CHECK_LINKER_FLAGS 1330# ----------------------- 1331# SYNOPSIS 1332# 1333# XORG_CHECK_LINKER_FLAGS(FLAGS, [ACTION-SUCCESS], [ACTION-FAILURE], [PROGRAM-SOURCE]) 1334# 1335# DESCRIPTION 1336# 1337# Check whether the given linker FLAGS work with the current language's 1338# linker, or whether they give an error. 1339# 1340# ACTION-SUCCESS/ACTION-FAILURE are shell commands to execute on 1341# success/failure. 1342# 1343# PROGRAM-SOURCE is the program source to link with, if needed 1344# 1345# NOTE: Based on AX_CHECK_COMPILER_FLAGS. 1346# 1347# LICENSE 1348# 1349# Copyright (c) 2009 Mike Frysinger <vapier@gentoo.org> 1350# Copyright (c) 2009 Steven G. Johnson <stevenj@alum.mit.edu> 1351# Copyright (c) 2009 Matteo Frigo 1352# 1353# This program is free software: you can redistribute it and/or modify it 1354# under the terms of the GNU General Public License as published by the 1355# Free Software Foundation, either version 3 of the License, or (at your 1356# option) any later version. 1357# 1358# This program is distributed in the hope that it will be useful, but 1359# WITHOUT ANY WARRANTY; without even the implied warranty of 1360# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General 1361# Public License for more details. 1362# 1363# You should have received a copy of the GNU General Public License along 1364# with this program. If not, see <http://www.gnu.org/licenses/>. 1365# 1366# As a special exception, the respective Autoconf Macro's copyright owner 1367# gives unlimited permission to copy, distribute and modify the configure 1368# scripts that are the output of Autoconf when processing the Macro. You 1369# need not follow the terms of the GNU General Public License when using 1370# or distributing such scripts, even though portions of the text of the 1371# Macro appear in them. The GNU General Public License (GPL) does govern 1372# all other use of the material that constitutes the Autoconf Macro. 1373# 1374# This special exception to the GPL applies to versions of the Autoconf 1375# Macro released by the Autoconf Archive. When you make and distribute a 1376# modified version of the Autoconf Macro, you may extend this special 1377# exception to the GPL to apply to your modified version as well.# 1378AC_DEFUN([XORG_CHECK_LINKER_FLAGS], 1379[AC_MSG_CHECKING([whether the linker accepts $1]) 1380dnl Some hackery here since AC_CACHE_VAL can't handle a non-literal varname: 1381AS_LITERAL_IF([$1], 1382 [AC_CACHE_VAL(AS_TR_SH(xorg_cv_linker_flags_[$1]), [ 1383 ax_save_FLAGS=$LDFLAGS 1384 LDFLAGS="$1" 1385 AC_LINK_IFELSE([m4_default([$4],[AC_LANG_PROGRAM()])], 1386 AS_TR_SH(xorg_cv_linker_flags_[$1])=yes, 1387 AS_TR_SH(xorg_cv_linker_flags_[$1])=no) 1388 LDFLAGS=$ax_save_FLAGS])], 1389 [ax_save_FLAGS=$LDFLAGS 1390 LDFLAGS="$1" 1391 AC_LINK_IFELSE([AC_LANG_PROGRAM()], 1392 eval AS_TR_SH(xorg_cv_linker_flags_[$1])=yes, 1393 eval AS_TR_SH(xorg_cv_linker_flags_[$1])=no) 1394 LDFLAGS=$ax_save_FLAGS]) 1395eval xorg_check_linker_flags=$AS_TR_SH(xorg_cv_linker_flags_[$1]) 1396AC_MSG_RESULT($xorg_check_linker_flags) 1397if test "x$xorg_check_linker_flags" = xyes; then 1398 m4_default([$2], :) 1399else 1400 m4_default([$3], :) 1401fi 1402]) # XORG_CHECK_LINKER_FLAGS 1403 1404# XORG_MEMORY_CHECK_FLAGS 1405# ----------------------- 1406# Minimum version: 1.16.0 1407# 1408# This macro attempts to find appropriate memory checking functionality 1409# for various platforms which unit testing code may use to catch various 1410# forms of memory allocation and access errors in testing. 1411# 1412# Interface to module: 1413# XORG_MALLOC_DEBUG_ENV - environment variables to set to enable debugging 1414# Usually added to TESTS_ENVIRONMENT in Makefile.am 1415# 1416# If the user sets the value of XORG_MALLOC_DEBUG_ENV, it is used verbatim. 1417# 1418AC_DEFUN([XORG_MEMORY_CHECK_FLAGS],[ 1419 1420AC_REQUIRE([AC_CANONICAL_HOST]) 1421AC_ARG_VAR([XORG_MALLOC_DEBUG_ENV], 1422 [Environment variables to enable memory checking in tests]) 1423 1424# Check for different types of support on different platforms 1425case $host_os in 1426 solaris*) 1427 AC_CHECK_LIB([umem], [umem_alloc], 1428 [malloc_debug_env='LD_PRELOAD=libumem.so UMEM_DEBUG=default']) 1429 ;; 1430 *-gnu*) # GNU libc - Value is used as a single byte bit pattern, 1431 # both directly and inverted, so should not be 0 or 255. 1432 malloc_debug_env='MALLOC_PERTURB_=15' 1433 ;; 1434 darwin*) 1435 malloc_debug_env='MallocPreScribble=1 MallocScribble=1 DYLD_INSERT_LIBRARIES=/usr/lib/libgmalloc.dylib' 1436 ;; 1437 *bsd*) 1438 malloc_debug_env='MallocPreScribble=1 MallocScribble=1' 1439 ;; 1440esac 1441 1442# User supplied flags override default flags 1443if test "x$XORG_MALLOC_DEBUG_ENV" != "x"; then 1444 malloc_debug_env="$XORG_MALLOC_DEBUG_ENV" 1445fi 1446 1447AC_SUBST([XORG_MALLOC_DEBUG_ENV],[$malloc_debug_env]) 1448]) # XORG_WITH_LINT 1449 1450# XORG_CHECK_MALLOC_ZERO 1451# ---------------------- 1452# Minimum version: 1.0.0 1453# 1454# Defines {MALLOC,XMALLOC,XTMALLOC}_ZERO_CFLAGS appropriately if 1455# malloc(0) returns NULL. Packages should add one of these cflags to 1456# their AM_CFLAGS (or other appropriate *_CFLAGS) to use them. 1457AC_DEFUN([XORG_CHECK_MALLOC_ZERO],[ 1458AC_ARG_ENABLE(malloc0returnsnull, 1459 AS_HELP_STRING([--enable-malloc0returnsnull], 1460 [malloc(0) returns NULL (default: auto)]), 1461 [MALLOC_ZERO_RETURNS_NULL=$enableval], 1462 [MALLOC_ZERO_RETURNS_NULL=auto]) 1463 1464AC_MSG_CHECKING([whether malloc(0) returns NULL]) 1465if test "x$MALLOC_ZERO_RETURNS_NULL" = xauto; then 1466 AC_RUN_IFELSE([AC_LANG_PROGRAM([ 1467#include <stdlib.h> 1468],[ 1469 char *m0, *r0, *c0, *p; 1470 m0 = malloc(0); 1471 p = malloc(10); 1472 r0 = realloc(p,0); 1473 c0 = calloc(0,10); 1474 exit((m0 == 0 || r0 == 0 || c0 == 0) ? 0 : 1); 1475])], 1476 [MALLOC_ZERO_RETURNS_NULL=yes], 1477 [MALLOC_ZERO_RETURNS_NULL=no], 1478 [MALLOC_ZERO_RETURNS_NULL=yes]) 1479fi 1480AC_MSG_RESULT([$MALLOC_ZERO_RETURNS_NULL]) 1481 1482if test "x$MALLOC_ZERO_RETURNS_NULL" = xyes; then 1483 MALLOC_ZERO_CFLAGS="-DMALLOC_0_RETURNS_NULL" 1484 XMALLOC_ZERO_CFLAGS=$MALLOC_ZERO_CFLAGS 1485 XTMALLOC_ZERO_CFLAGS="$MALLOC_ZERO_CFLAGS -DXTMALLOC_BC" 1486else 1487 MALLOC_ZERO_CFLAGS="" 1488 XMALLOC_ZERO_CFLAGS="" 1489 XTMALLOC_ZERO_CFLAGS="" 1490fi 1491 1492AC_SUBST([MALLOC_ZERO_CFLAGS]) 1493AC_SUBST([XMALLOC_ZERO_CFLAGS]) 1494AC_SUBST([XTMALLOC_ZERO_CFLAGS]) 1495]) # XORG_CHECK_MALLOC_ZERO 1496 1497# XORG_WITH_LINT() 1498# ---------------- 1499# Minimum version: 1.1.0 1500# 1501# This macro enables the use of a tool that flags some suspicious and 1502# non-portable constructs (likely to be bugs) in C language source code. 1503# It will attempt to locate the tool and use appropriate options. 1504# There are various lint type tools on different platforms. 1505# 1506# Interface to module: 1507# LINT: returns the path to the tool found on the platform 1508# or the value set to LINT on the configure cmd line 1509# also an Automake conditional 1510# LINT_FLAGS: an Automake variable with appropriate flags 1511# 1512# --with-lint: 'yes' user instructs the module to use lint 1513# 'no' user instructs the module not to use lint (default) 1514# 1515# If the user sets the value of LINT, AC_PATH_PROG skips testing the path. 1516# If the user sets the value of LINT_FLAGS, they are used verbatim. 1517# 1518AC_DEFUN([XORG_WITH_LINT],[ 1519 1520AC_ARG_VAR([LINT], [Path to a lint-style command]) 1521AC_ARG_VAR([LINT_FLAGS], [Flags for the lint-style command]) 1522AC_ARG_WITH(lint, [AS_HELP_STRING([--with-lint], 1523 [Use a lint-style source code checker (default: disabled)])], 1524 [use_lint=$withval], [use_lint=no]) 1525 1526# Obtain platform specific info like program name and options 1527# The lint program on FreeBSD and NetBSD is different from the one on Solaris 1528case $host_os in 1529 *linux* | *openbsd* | kfreebsd*-gnu | darwin* | cygwin*) 1530 lint_name=splint 1531 lint_options="-badflag" 1532 ;; 1533 *freebsd* | *netbsd*) 1534 lint_name=lint 1535 lint_options="-u -b" 1536 ;; 1537 *solaris*) 1538 lint_name=lint 1539 lint_options="-u -b -h -erroff=E_INDISTING_FROM_TRUNC2" 1540 ;; 1541esac 1542 1543# Test for the presence of the program (either guessed by the code or spelled out by the user) 1544if test "x$use_lint" = x"yes" ; then 1545 AC_PATH_PROG([LINT], [$lint_name]) 1546 if test "x$LINT" = "x"; then 1547 AC_MSG_ERROR([--with-lint=yes specified but lint-style tool not found in PATH]) 1548 fi 1549elif test "x$use_lint" = x"no" ; then 1550 if test "x$LINT" != "x"; then 1551 AC_MSG_WARN([ignoring LINT environment variable since --with-lint=no was specified]) 1552 fi 1553else 1554 AC_MSG_ERROR([--with-lint expects 'yes' or 'no'. Use LINT variable to specify path.]) 1555fi 1556 1557# User supplied flags override default flags 1558if test "x$LINT_FLAGS" != "x"; then 1559 lint_options=$LINT_FLAGS 1560fi 1561 1562AC_SUBST([LINT_FLAGS],[$lint_options]) 1563AM_CONDITIONAL(LINT, [test "x$LINT" != x]) 1564 1565]) # XORG_WITH_LINT 1566 1567# XORG_LINT_LIBRARY(LIBNAME) 1568# -------------------------- 1569# Minimum version: 1.1.0 1570# 1571# Sets up flags for building lint libraries for checking programs that call 1572# functions in the library. 1573# 1574# Interface to module: 1575# LINTLIB - Automake variable with the name of lint library file to make 1576# MAKE_LINT_LIB - Automake conditional 1577# 1578# --enable-lint-library: - 'yes' user instructs the module to created a lint library 1579# - 'no' user instructs the module not to create a lint library (default) 1580 1581AC_DEFUN([XORG_LINT_LIBRARY],[ 1582AC_REQUIRE([XORG_WITH_LINT]) 1583AC_ARG_ENABLE(lint-library, [AS_HELP_STRING([--enable-lint-library], 1584 [Create lint library (default: disabled)])], 1585 [make_lint_lib=$enableval], [make_lint_lib=no]) 1586 1587if test "x$make_lint_lib" = x"yes" ; then 1588 LINTLIB=llib-l$1.ln 1589 if test "x$LINT" = "x"; then 1590 AC_MSG_ERROR([Cannot make lint library without --with-lint]) 1591 fi 1592elif test "x$make_lint_lib" != x"no" ; then 1593 AC_MSG_ERROR([--enable-lint-library expects 'yes' or 'no'.]) 1594fi 1595 1596AC_SUBST(LINTLIB) 1597AM_CONDITIONAL(MAKE_LINT_LIB, [test x$make_lint_lib != xno]) 1598 1599]) # XORG_LINT_LIBRARY 1600 1601# XORG_COMPILER_BRAND 1602# ------------------- 1603# Minimum version: 1.14.0 1604# 1605# Checks for various brands of compilers and sets flags as appropriate: 1606# GNU gcc - relies on AC_PROG_CC (via AC_PROG_CC_C99) to set GCC to "yes" 1607# clang compiler - sets CLANGCC to "yes" 1608# Intel compiler - sets INTELCC to "yes" 1609# Sun/Oracle Solaris Studio cc - sets SUNCC to "yes" 1610# 1611AC_DEFUN([XORG_COMPILER_BRAND], [ 1612AC_REQUIRE([AC_PROG_CC_C99]) 1613AC_CHECK_DECL([__clang__], [CLANGCC="yes"], [CLANGCC="no"]) 1614AC_CHECK_DECL([__INTEL_COMPILER], [INTELCC="yes"], [INTELCC="no"]) 1615AC_CHECK_DECL([__SUNPRO_C], [SUNCC="yes"], [SUNCC="no"]) 1616]) # XORG_COMPILER_BRAND 1617 1618# XORG_TESTSET_CFLAG(<variable>, <flag>, [<alternative flag>, ...]) 1619# --------------- 1620# Minimum version: 1.16.0 1621# 1622# Test if the compiler works when passed the given flag as a command line argument. 1623# If it succeeds, the flag is appeneded to the given variable. If not, it tries the 1624# next flag in the list until there are no more options. 1625# 1626# Note that this does not guarantee that the compiler supports the flag as some 1627# compilers will simply ignore arguments that they do not understand, but we do 1628# attempt to weed out false positives by using -Werror=unknown-warning-option and 1629# -Werror=unused-command-line-argument 1630# 1631AC_DEFUN([XORG_TESTSET_CFLAG], [ 1632AC_REQUIRE([AC_PROG_CC_C99]) 1633m4_if([$#], 0, [m4_fatal([XORG_TESTSET_CFLAG was given with an unsupported number of arguments])]) 1634m4_if([$#], 1, [m4_fatal([XORG_TESTSET_CFLAG was given with an unsupported number of arguments])]) 1635 1636xorg_testset_save_CFLAGS="$CFLAGS" 1637 1638if test "x$xorg_testset_unknown_warning_option" = "x" ; then 1639 CFLAGS="$CFLAGS -Werror=unknown-warning-option" 1640 AC_MSG_CHECKING([if $CC supports -Werror=unknown-warning-option]) 1641 AC_COMPILE_IFELSE([AC_LANG_SOURCE([int i;])], 1642 [xorg_testset_unknown_warning_option=yes], 1643 [xorg_testset_unknown_warning_option=no]) 1644 AC_MSG_RESULT([$xorg_testset_unknown_warning_option]) 1645 CFLAGS="$xorg_testset_save_CFLAGS" 1646fi 1647 1648if test "x$xorg_testset_unused_command_line_argument" = "x" ; then 1649 if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then 1650 CFLAGS="$CFLAGS -Werror=unknown-warning-option" 1651 fi 1652 CFLAGS="$CFLAGS -Werror=unused-command-line-argument" 1653 AC_MSG_CHECKING([if $CC supports -Werror=unused-command-line-argument]) 1654 AC_COMPILE_IFELSE([AC_LANG_SOURCE([int i;])], 1655 [xorg_testset_unused_command_line_argument=yes], 1656 [xorg_testset_unused_command_line_argument=no]) 1657 AC_MSG_RESULT([$xorg_testset_unused_command_line_argument]) 1658 CFLAGS="$xorg_testset_save_CFLAGS" 1659fi 1660 1661found="no" 1662m4_foreach([flag], m4_cdr($@), [ 1663 if test $found = "no" ; then 1664 if test "x$xorg_testset_unknown_warning_option" = "xyes" ; then 1665 CFLAGS="$CFLAGS -Werror=unknown-warning-option" 1666 fi 1667 1668 if test "x$xorg_testset_unused_command_line_argument" = "xyes" ; then 1669 CFLAGS="$CFLAGS -Werror=unused-command-line-argument" 1670 fi 1671 1672 CFLAGS="$CFLAGS ]flag[" 1673 1674 AC_MSG_CHECKING([if $CC supports ]flag[]) 1675 AC_LINK_IFELSE([AC_LANG_PROGRAM([int i;])], 1676 [supported=yes], [supported=no]) 1677 AC_MSG_RESULT([$supported]) 1678 CFLAGS="$xorg_testset_save_CFLAGS" 1679 1680 if test "$supported" = "yes" ; then 1681 $1="$$1 ]flag[" 1682 found="yes" 1683 fi 1684 fi 1685]) 1686]) # XORG_TESTSET_CFLAG 1687 1688# XORG_COMPILER_FLAGS 1689# --------------- 1690# Minimum version: 1.16.0 1691# 1692# Defines BASE_CFLAGS to contain a set of command line arguments supported 1693# by the selected compiler which do NOT alter the generated code. These 1694# arguments will cause the compiler to print various warnings during 1695# compilation AND turn a conservative set of warnings into errors. 1696# 1697# The set of flags supported by BASE_CFLAGS will grow in future 1698# versions of util-macros as options are added to new compilers. 1699# 1700AC_DEFUN([XORG_COMPILER_FLAGS], [ 1701AC_REQUIRE([XORG_COMPILER_BRAND]) 1702 1703AC_ARG_ENABLE(selective-werror, 1704 AS_HELP_STRING([--disable-selective-werror], 1705 [Turn off selective compiler errors. (default: enabled)]), 1706 [SELECTIVE_WERROR=$enableval], 1707 [SELECTIVE_WERROR=yes]) 1708 1709# -v is too short to test reliably with XORG_TESTSET_CFLAG 1710if test "x$SUNCC" = "xyes"; then 1711 BASE_CFLAGS="-v" 1712else 1713 BASE_CFLAGS="" 1714fi 1715 1716# This chunk of warnings were those that existed in the legacy CWARNFLAGS 1717XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wall]) 1718XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wpointer-arith]) 1719XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wstrict-prototypes]) 1720XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wmissing-prototypes]) 1721XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wmissing-declarations]) 1722XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wnested-externs]) 1723XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wbad-function-cast]) 1724XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wformat=2], [-Wformat]) 1725XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wold-style-definition]) 1726XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wdeclaration-after-statement]) 1727 1728# This chunk adds additional warnings that could catch undesired effects. 1729XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wunused]) 1730XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wuninitialized]) 1731XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wshadow]) 1732XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wcast-qual]) 1733XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wmissing-noreturn]) 1734XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wmissing-format-attribute]) 1735XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wredundant-decls]) 1736 1737# These are currently disabled because they are noisy. They will be enabled 1738# in the future once the codebase is sufficiently modernized to silence 1739# them. For now, I don't want them to drown out the other warnings. 1740# XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wlogical-op]) 1741# XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wparentheses]) 1742# XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wcast-align]) 1743 1744# Turn some warnings into errors, so we don't accidently get successful builds 1745# when there are problems that should be fixed. 1746 1747if test "x$SELECTIVE_WERROR" = "xyes" ; then 1748XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Werror=implicit], [-errwarn=E_NO_EXPLICIT_TYPE_GIVEN -errwarn=E_NO_IMPLICIT_DECL_ALLOWED]) 1749XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Werror=nonnull]) 1750XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Werror=init-self]) 1751XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Werror=main]) 1752XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Werror=missing-braces]) 1753XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Werror=sequence-point]) 1754XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Werror=return-type], [-errwarn=E_FUNC_HAS_NO_RETURN_STMT]) 1755XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Werror=trigraphs]) 1756XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Werror=array-bounds]) 1757XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Werror=write-strings]) 1758XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Werror=address]) 1759XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Werror=int-to-pointer-cast], [-errwarn=E_BAD_PTR_INT_COMBINATION]) 1760XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Werror=pointer-to-int-cast]) # Also -errwarn=E_BAD_PTR_INT_COMBINATION 1761else 1762AC_MSG_WARN([You have chosen not to turn some select compiler warnings into errors. This should not be necessary. Please report why you needed to do so in a bug report at $PACKAGE_BUGREPORT]) 1763XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wimplicit]) 1764XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wnonnull]) 1765XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Winit-self]) 1766XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wmain]) 1767XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wmissing-braces]) 1768XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wsequence-point]) 1769XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wreturn-type]) 1770XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wtrigraphs]) 1771XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Warray-bounds]) 1772XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wwrite-strings]) 1773XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Waddress]) 1774XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wint-to-pointer-cast]) 1775XORG_TESTSET_CFLAG([BASE_CFLAGS], [-Wpointer-to-int-cast]) 1776fi 1777 1778AC_SUBST([BASE_CFLAGS]) 1779]) # XORG_COMPILER_FLAGS 1780 1781# XORG_CWARNFLAGS 1782# --------------- 1783# Minimum version: 1.2.0 1784# Deprecated since: 1.16.0 (Use XORG_COMPILER_FLAGS instead) 1785# 1786# Defines CWARNFLAGS to enable C compiler warnings. 1787# 1788# This function is deprecated because it defines -fno-strict-aliasing 1789# which alters the code generated by the compiler. If -fno-strict-aliasing 1790# is needed, then it should be added explicitly in the module when 1791# it is updated to use BASE_CFLAGS. 1792# 1793AC_DEFUN([XORG_CWARNFLAGS], [ 1794AC_REQUIRE([XORG_COMPILER_FLAGS]) 1795AC_REQUIRE([XORG_COMPILER_BRAND]) 1796CWARNFLAGS="$BASE_CFLAGS" 1797if test "x$GCC" = xyes ; then 1798 CWARNFLAGS="$CWARNFLAGS -fno-strict-aliasing" 1799fi 1800AC_SUBST(CWARNFLAGS) 1801]) # XORG_CWARNFLAGS 1802 1803# XORG_STRICT_OPTION 1804# ----------------------- 1805# Minimum version: 1.3.0 1806# 1807# Add configure option to enable strict compilation flags, such as treating 1808# warnings as fatal errors. 1809# If --enable-strict-compilation is passed to configure, adds strict flags to 1810# $BASE_CFLAGS and the deprecated $CWARNFLAGS. 1811# 1812# Starting in 1.14.0 also exports $STRICT_CFLAGS for use in other tests or 1813# when strict compilation is unconditionally desired. 1814AC_DEFUN([XORG_STRICT_OPTION], [ 1815AC_REQUIRE([XORG_CWARNFLAGS]) 1816AC_REQUIRE([XORG_COMPILER_FLAGS]) 1817 1818AC_ARG_ENABLE(strict-compilation, 1819 AS_HELP_STRING([--enable-strict-compilation], 1820 [Enable all warnings from compiler and make them errors (default: disabled)]), 1821 [STRICT_COMPILE=$enableval], [STRICT_COMPILE=no]) 1822 1823STRICT_CFLAGS="" 1824XORG_TESTSET_CFLAG([STRICT_CFLAGS], [-pedantic]) 1825XORG_TESTSET_CFLAG([STRICT_CFLAGS], [-Werror], [-errwarn]) 1826 1827# Earlier versions of gcc (eg: 4.2) support -Werror=attributes, but do not 1828# activate it with -Werror, so we add it here explicitly. 1829XORG_TESTSET_CFLAG([STRICT_CFLAGS], [-Werror=attributes]) 1830 1831if test "x$STRICT_COMPILE" = "xyes"; then 1832 BASE_CFLAGS="$BASE_CFLAGS $STRICT_CFLAGS" 1833 CWARNFLAGS="$CWARNFLAGS $STRICT_CFLAGS" 1834fi 1835AC_SUBST([STRICT_CFLAGS]) 1836AC_SUBST([BASE_CFLAGS]) 1837AC_SUBST([CWARNFLAGS]) 1838]) # XORG_STRICT_OPTION 1839 1840# XORG_DEFAULT_OPTIONS 1841# -------------------- 1842# Minimum version: 1.3.0 1843# 1844# Defines default options for X.Org modules. 1845# 1846AC_DEFUN([XORG_DEFAULT_OPTIONS], [ 1847AC_REQUIRE([AC_PROG_INSTALL]) 1848XORG_COMPILER_FLAGS 1849XORG_CWARNFLAGS 1850XORG_STRICT_OPTION 1851XORG_RELEASE_VERSION 1852XORG_CHANGELOG 1853XORG_INSTALL 1854XORG_MANPAGE_SECTIONS 1855m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])], 1856 [AC_SUBST([AM_DEFAULT_VERBOSITY], [1])]) 1857]) # XORG_DEFAULT_OPTIONS 1858 1859# XORG_INSTALL() 1860# ---------------- 1861# Minimum version: 1.4.0 1862# 1863# Defines the variable INSTALL_CMD as the command to copy 1864# INSTALL from $prefix/share/util-macros. 1865# 1866AC_DEFUN([XORG_INSTALL], [ 1867AC_REQUIRE([PKG_PROG_PKG_CONFIG]) 1868macros_datadir=`$PKG_CONFIG --print-errors --variable=pkgdatadir xorg-macros` 1869INSTALL_CMD="(cp -f "$macros_datadir/INSTALL" \$(top_srcdir)/.INSTALL.tmp && \ 1870mv \$(top_srcdir)/.INSTALL.tmp \$(top_srcdir)/INSTALL) \ 1871|| (rm -f \$(top_srcdir)/.INSTALL.tmp; touch \$(top_srcdir)/INSTALL; \ 1872echo 'util-macros \"pkgdatadir\" from xorg-macros.pc not found: installing possibly empty INSTALL.' >&2)" 1873AC_SUBST([INSTALL_CMD]) 1874]) # XORG_INSTALL 1875dnl Copyright 2005 Red Hat, Inc 1876dnl 1877dnl Permission to use, copy, modify, distribute, and sell this software and its 1878dnl documentation for any purpose is hereby granted without fee, provided that 1879dnl the above copyright notice appear in all copies and that both that 1880dnl copyright notice and this permission notice appear in supporting 1881dnl documentation. 1882dnl 1883dnl The above copyright notice and this permission notice shall be included 1884dnl in all copies or substantial portions of the Software. 1885dnl 1886dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 1887dnl OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 1888dnl MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 1889dnl IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR 1890dnl OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 1891dnl ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 1892dnl OTHER DEALINGS IN THE SOFTWARE. 1893dnl 1894dnl Except as contained in this notice, the name of the copyright holders shall 1895dnl not be used in advertising or otherwise to promote the sale, use or 1896dnl other dealings in this Software without prior written authorization 1897dnl from the copyright holders. 1898dnl 1899 1900# XORG_RELEASE_VERSION 1901# -------------------- 1902# Defines PACKAGE_VERSION_{MAJOR,MINOR,PATCHLEVEL} for modules to use. 1903 1904AC_DEFUN([XORG_RELEASE_VERSION],[ 1905 AC_DEFINE_UNQUOTED([PACKAGE_VERSION_MAJOR], 1906 [`echo $PACKAGE_VERSION | cut -d . -f 1`], 1907 [Major version of this package]) 1908 PVM=`echo $PACKAGE_VERSION | cut -d . -f 2 | cut -d - -f 1` 1909 if test "x$PVM" = "x"; then 1910 PVM="0" 1911 fi 1912 AC_DEFINE_UNQUOTED([PACKAGE_VERSION_MINOR], 1913 [$PVM], 1914 [Minor version of this package]) 1915 PVP=`echo $PACKAGE_VERSION | cut -d . -f 3 | cut -d - -f 1` 1916 if test "x$PVP" = "x"; then 1917 PVP="0" 1918 fi 1919 AC_DEFINE_UNQUOTED([PACKAGE_VERSION_PATCHLEVEL], 1920 [$PVP], 1921 [Patch version of this package]) 1922]) 1923 1924# XORG_CHANGELOG() 1925# ---------------- 1926# Minimum version: 1.2.0 1927# 1928# Defines the variable CHANGELOG_CMD as the command to generate 1929# ChangeLog from git. 1930# 1931# 1932AC_DEFUN([XORG_CHANGELOG], [ 1933CHANGELOG_CMD="(GIT_DIR=\$(top_srcdir)/.git git log > \$(top_srcdir)/.changelog.tmp && \ 1934mv \$(top_srcdir)/.changelog.tmp \$(top_srcdir)/ChangeLog) \ 1935|| (rm -f \$(top_srcdir)/.changelog.tmp; touch \$(top_srcdir)/ChangeLog; \ 1936echo 'git directory not found: installing possibly empty changelog.' >&2)" 1937AC_SUBST([CHANGELOG_CMD]) 1938]) # XORG_CHANGELOG 1939 1940# Copyright (C) 2002, 2003, 2005, 2006, 2007, 2008, 2011 Free Software 1941# Foundation, Inc. 1942# 1943# This file is free software; the Free Software Foundation 1944# gives unlimited permission to copy and/or distribute it, 1945# with or without modifications, as long as this notice is preserved. 1946 1947# serial 1 1948 1949# AM_AUTOMAKE_VERSION(VERSION) 1950# ---------------------------- 1951# Automake X.Y traces this macro to ensure aclocal.m4 has been 1952# generated from the m4 files accompanying Automake X.Y. 1953# (This private macro should not be called outside this file.) 1954AC_DEFUN([AM_AUTOMAKE_VERSION], 1955[am__api_version='1.11' 1956dnl Some users find AM_AUTOMAKE_VERSION and mistake it for a way to 1957dnl require some minimum version. Point them to the right macro. 1958m4_if([$1], [1.11.3], [], 1959 [AC_FATAL([Do not call $0, use AM_INIT_AUTOMAKE([$1]).])])dnl 1960]) 1961 1962# _AM_AUTOCONF_VERSION(VERSION) 1963# ----------------------------- 1964# aclocal traces this macro to find the Autoconf version. 1965# This is a private macro too. Using m4_define simplifies 1966# the logic in aclocal, which can simply ignore this definition. 1967m4_define([_AM_AUTOCONF_VERSION], []) 1968 1969# AM_SET_CURRENT_AUTOMAKE_VERSION 1970# ------------------------------- 1971# Call AM_AUTOMAKE_VERSION and AM_AUTOMAKE_VERSION so they can be traced. 1972# This function is AC_REQUIREd by AM_INIT_AUTOMAKE. 1973AC_DEFUN([AM_SET_CURRENT_AUTOMAKE_VERSION], 1974[AM_AUTOMAKE_VERSION([1.11.3])dnl 1975m4_ifndef([AC_AUTOCONF_VERSION], 1976 [m4_copy([m4_PACKAGE_VERSION], [AC_AUTOCONF_VERSION])])dnl 1977_AM_AUTOCONF_VERSION(m4_defn([AC_AUTOCONF_VERSION]))]) 1978 1979# AM_AUX_DIR_EXPAND -*- Autoconf -*- 1980 1981# Copyright (C) 2001, 2003, 2005, 2011 Free Software Foundation, Inc. 1982# 1983# This file is free software; the Free Software Foundation 1984# gives unlimited permission to copy and/or distribute it, 1985# with or without modifications, as long as this notice is preserved. 1986 1987# serial 1 1988 1989# For projects using AC_CONFIG_AUX_DIR([foo]), Autoconf sets 1990# $ac_aux_dir to `$srcdir/foo'. In other projects, it is set to 1991# `$srcdir', `$srcdir/..', or `$srcdir/../..'. 1992# 1993# Of course, Automake must honor this variable whenever it calls a 1994# tool from the auxiliary directory. The problem is that $srcdir (and 1995# therefore $ac_aux_dir as well) can be either absolute or relative, 1996# depending on how configure is run. This is pretty annoying, since 1997# it makes $ac_aux_dir quite unusable in subdirectories: in the top 1998# source directory, any form will work fine, but in subdirectories a 1999# relative path needs to be adjusted first. 2000# 2001# $ac_aux_dir/missing 2002# fails when called from a subdirectory if $ac_aux_dir is relative 2003# $top_srcdir/$ac_aux_dir/missing 2004# fails if $ac_aux_dir is absolute, 2005# fails when called from a subdirectory in a VPATH build with 2006# a relative $ac_aux_dir 2007# 2008# The reason of the latter failure is that $top_srcdir and $ac_aux_dir 2009# are both prefixed by $srcdir. In an in-source build this is usually 2010# harmless because $srcdir is `.', but things will broke when you 2011# start a VPATH build or use an absolute $srcdir. 2012# 2013# So we could use something similar to $top_srcdir/$ac_aux_dir/missing, 2014# iff we strip the leading $srcdir from $ac_aux_dir. That would be: 2015# am_aux_dir='\$(top_srcdir)/'`expr "$ac_aux_dir" : "$srcdir//*\(.*\)"` 2016# and then we would define $MISSING as 2017# MISSING="\${SHELL} $am_aux_dir/missing" 2018# This will work as long as MISSING is not called from configure, because 2019# unfortunately $(top_srcdir) has no meaning in configure. 2020# However there are other variables, like CC, which are often used in 2021# configure, and could therefore not use this "fixed" $ac_aux_dir. 2022# 2023# Another solution, used here, is to always expand $ac_aux_dir to an 2024# absolute PATH. The drawback is that using absolute paths prevent a 2025# configured tree to be moved without reconfiguration. 2026 2027AC_DEFUN([AM_AUX_DIR_EXPAND], 2028[dnl Rely on autoconf to set up CDPATH properly. 2029AC_PREREQ([2.50])dnl 2030# expand $ac_aux_dir to an absolute path 2031am_aux_dir=`cd $ac_aux_dir && pwd` 2032]) 2033 2034# AM_CONDITIONAL -*- Autoconf -*- 2035 2036# Copyright (C) 1997, 2000, 2001, 2003, 2004, 2005, 2006, 2008 2037# Free Software Foundation, Inc. 2038# 2039# This file is free software; the Free Software Foundation 2040# gives unlimited permission to copy and/or distribute it, 2041# with or without modifications, as long as this notice is preserved. 2042 2043# serial 9 2044 2045# AM_CONDITIONAL(NAME, SHELL-CONDITION) 2046# ------------------------------------- 2047# Define a conditional. 2048AC_DEFUN([AM_CONDITIONAL], 2049[AC_PREREQ(2.52)dnl 2050 ifelse([$1], [TRUE], [AC_FATAL([$0: invalid condition: $1])], 2051 [$1], [FALSE], [AC_FATAL([$0: invalid condition: $1])])dnl 2052AC_SUBST([$1_TRUE])dnl 2053AC_SUBST([$1_FALSE])dnl 2054_AM_SUBST_NOTMAKE([$1_TRUE])dnl 2055_AM_SUBST_NOTMAKE([$1_FALSE])dnl 2056m4_define([_AM_COND_VALUE_$1], [$2])dnl 2057if $2; then 2058 $1_TRUE= 2059 $1_FALSE='#' 2060else 2061 $1_TRUE='#' 2062 $1_FALSE= 2063fi 2064AC_CONFIG_COMMANDS_PRE( 2065[if test -z "${$1_TRUE}" && test -z "${$1_FALSE}"; then 2066 AC_MSG_ERROR([[conditional "$1" was never defined. 2067Usually this means the macro was only invoked conditionally.]]) 2068fi])]) 2069 2070# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2009, 2071# 2010, 2011 Free Software Foundation, Inc. 2072# 2073# This file is free software; the Free Software Foundation 2074# gives unlimited permission to copy and/or distribute it, 2075# with or without modifications, as long as this notice is preserved. 2076 2077# serial 12 2078 2079# There are a few dirty hacks below to avoid letting `AC_PROG_CC' be 2080# written in clear, in which case automake, when reading aclocal.m4, 2081# will think it sees a *use*, and therefore will trigger all it's 2082# C support machinery. Also note that it means that autoscan, seeing 2083# CC etc. in the Makefile, will ask for an AC_PROG_CC use... 2084 2085 2086# _AM_DEPENDENCIES(NAME) 2087# ---------------------- 2088# See how the compiler implements dependency checking. 2089# NAME is "CC", "CXX", "GCJ", or "OBJC". 2090# We try a few techniques and use that to set a single cache variable. 2091# 2092# We don't AC_REQUIRE the corresponding AC_PROG_CC since the latter was 2093# modified to invoke _AM_DEPENDENCIES(CC); we would have a circular 2094# dependency, and given that the user is not expected to run this macro, 2095# just rely on AC_PROG_CC. 2096AC_DEFUN([_AM_DEPENDENCIES], 2097[AC_REQUIRE([AM_SET_DEPDIR])dnl 2098AC_REQUIRE([AM_OUTPUT_DEPENDENCY_COMMANDS])dnl 2099AC_REQUIRE([AM_MAKE_INCLUDE])dnl 2100AC_REQUIRE([AM_DEP_TRACK])dnl 2101 2102ifelse([$1], CC, [depcc="$CC" am_compiler_list=], 2103 [$1], CXX, [depcc="$CXX" am_compiler_list=], 2104 [$1], OBJC, [depcc="$OBJC" am_compiler_list='gcc3 gcc'], 2105 [$1], UPC, [depcc="$UPC" am_compiler_list=], 2106 [$1], GCJ, [depcc="$GCJ" am_compiler_list='gcc3 gcc'], 2107 [depcc="$$1" am_compiler_list=]) 2108 2109AC_CACHE_CHECK([dependency style of $depcc], 2110 [am_cv_$1_dependencies_compiler_type], 2111[if test -z "$AMDEP_TRUE" && test -f "$am_depcomp"; then 2112 # We make a subdir and do the tests there. Otherwise we can end up 2113 # making bogus files that we don't know about and never remove. For 2114 # instance it was reported that on HP-UX the gcc test will end up 2115 # making a dummy file named `D' -- because `-MD' means `put the output 2116 # in D'. 2117 rm -rf conftest.dir 2118 mkdir conftest.dir 2119 # Copy depcomp to subdir because otherwise we won't find it if we're 2120 # using a relative directory. 2121 cp "$am_depcomp" conftest.dir 2122 cd conftest.dir 2123 # We will build objects and dependencies in a subdirectory because 2124 # it helps to detect inapplicable dependency modes. For instance 2125 # both Tru64's cc and ICC support -MD to output dependencies as a 2126 # side effect of compilation, but ICC will put the dependencies in 2127 # the current directory while Tru64 will put them in the object 2128 # directory. 2129 mkdir sub 2130 2131 am_cv_$1_dependencies_compiler_type=none 2132 if test "$am_compiler_list" = ""; then 2133 am_compiler_list=`sed -n ['s/^#*\([a-zA-Z0-9]*\))$/\1/p'] < ./depcomp` 2134 fi 2135 am__universal=false 2136 m4_case([$1], [CC], 2137 [case " $depcc " in #( 2138 *\ -arch\ *\ -arch\ *) am__universal=true ;; 2139 esac], 2140 [CXX], 2141 [case " $depcc " in #( 2142 *\ -arch\ *\ -arch\ *) am__universal=true ;; 2143 esac]) 2144 2145 for depmode in $am_compiler_list; do 2146 # Setup a source with many dependencies, because some compilers 2147 # like to wrap large dependency lists on column 80 (with \), and 2148 # we should not choose a depcomp mode which is confused by this. 2149 # 2150 # We need to recreate these files for each test, as the compiler may 2151 # overwrite some of them when testing with obscure command lines. 2152 # This happens at least with the AIX C compiler. 2153 : > sub/conftest.c 2154 for i in 1 2 3 4 5 6; do 2155 echo '#include "conftst'$i'.h"' >> sub/conftest.c 2156 # Using `: > sub/conftst$i.h' creates only sub/conftst1.h with 2157 # Solaris 8's {/usr,}/bin/sh. 2158 touch sub/conftst$i.h 2159 done 2160 echo "${am__include} ${am__quote}sub/conftest.Po${am__quote}" > confmf 2161 2162 # We check with `-c' and `-o' for the sake of the "dashmstdout" 2163 # mode. It turns out that the SunPro C++ compiler does not properly 2164 # handle `-M -o', and we need to detect this. Also, some Intel 2165 # versions had trouble with output in subdirs 2166 am__obj=sub/conftest.${OBJEXT-o} 2167 am__minus_obj="-o $am__obj" 2168 case $depmode in 2169 gcc) 2170 # This depmode causes a compiler race in universal mode. 2171 test "$am__universal" = false || continue 2172 ;; 2173 nosideeffect) 2174 # after this tag, mechanisms are not by side-effect, so they'll 2175 # only be used when explicitly requested 2176 if test "x$enable_dependency_tracking" = xyes; then 2177 continue 2178 else 2179 break 2180 fi 2181 ;; 2182 msvc7 | msvc7msys | msvisualcpp | msvcmsys) 2183 # This compiler won't grok `-c -o', but also, the minuso test has 2184 # not run yet. These depmodes are late enough in the game, and 2185 # so weak that their functioning should not be impacted. 2186 am__obj=conftest.${OBJEXT-o} 2187 am__minus_obj= 2188 ;; 2189 none) break ;; 2190 esac 2191 if depmode=$depmode \ 2192 source=sub/conftest.c object=$am__obj \ 2193 depfile=sub/conftest.Po tmpdepfile=sub/conftest.TPo \ 2194 $SHELL ./depcomp $depcc -c $am__minus_obj sub/conftest.c \ 2195 >/dev/null 2>conftest.err && 2196 grep sub/conftst1.h sub/conftest.Po > /dev/null 2>&1 && 2197 grep sub/conftst6.h sub/conftest.Po > /dev/null 2>&1 && 2198 grep $am__obj sub/conftest.Po > /dev/null 2>&1 && 2199 ${MAKE-make} -s -f confmf > /dev/null 2>&1; then 2200 # icc doesn't choke on unknown options, it will just issue warnings 2201 # or remarks (even with -Werror). So we grep stderr for any message 2202 # that says an option was ignored or not supported. 2203 # When given -MP, icc 7.0 and 7.1 complain thusly: 2204 # icc: Command line warning: ignoring option '-M'; no argument required 2205 # The diagnosis changed in icc 8.0: 2206 # icc: Command line remark: option '-MP' not supported 2207 if (grep 'ignoring option' conftest.err || 2208 grep 'not supported' conftest.err) >/dev/null 2>&1; then :; else 2209 am_cv_$1_dependencies_compiler_type=$depmode 2210 break 2211 fi 2212 fi 2213 done 2214 2215 cd .. 2216 rm -rf conftest.dir 2217else 2218 am_cv_$1_dependencies_compiler_type=none 2219fi 2220]) 2221AC_SUBST([$1DEPMODE], [depmode=$am_cv_$1_dependencies_compiler_type]) 2222AM_CONDITIONAL([am__fastdep$1], [ 2223 test "x$enable_dependency_tracking" != xno \ 2224 && test "$am_cv_$1_dependencies_compiler_type" = gcc3]) 2225]) 2226 2227 2228# AM_SET_DEPDIR 2229# ------------- 2230# Choose a directory name for dependency files. 2231# This macro is AC_REQUIREd in _AM_DEPENDENCIES 2232AC_DEFUN([AM_SET_DEPDIR], 2233[AC_REQUIRE([AM_SET_LEADING_DOT])dnl 2234AC_SUBST([DEPDIR], ["${am__leading_dot}deps"])dnl 2235]) 2236 2237 2238# AM_DEP_TRACK 2239# ------------ 2240AC_DEFUN([AM_DEP_TRACK], 2241[AC_ARG_ENABLE(dependency-tracking, 2242[ --disable-dependency-tracking speeds up one-time build 2243 --enable-dependency-tracking do not reject slow dependency extractors]) 2244if test "x$enable_dependency_tracking" != xno; then 2245 am_depcomp="$ac_aux_dir/depcomp" 2246 AMDEPBACKSLASH='\' 2247 am__nodep='_no' 2248fi 2249AM_CONDITIONAL([AMDEP], [test "x$enable_dependency_tracking" != xno]) 2250AC_SUBST([AMDEPBACKSLASH])dnl 2251_AM_SUBST_NOTMAKE([AMDEPBACKSLASH])dnl 2252AC_SUBST([am__nodep])dnl 2253_AM_SUBST_NOTMAKE([am__nodep])dnl 2254]) 2255 2256# Generate code to set up dependency tracking. -*- Autoconf -*- 2257 2258# Copyright (C) 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2008 2259# Free Software Foundation, Inc. 2260# 2261# This file is free software; the Free Software Foundation 2262# gives unlimited permission to copy and/or distribute it, 2263# with or without modifications, as long as this notice is preserved. 2264 2265#serial 5 2266 2267# _AM_OUTPUT_DEPENDENCY_COMMANDS 2268# ------------------------------ 2269AC_DEFUN([_AM_OUTPUT_DEPENDENCY_COMMANDS], 2270[{ 2271 # Autoconf 2.62 quotes --file arguments for eval, but not when files 2272 # are listed without --file. Let's play safe and only enable the eval 2273 # if we detect the quoting. 2274 case $CONFIG_FILES in 2275 *\'*) eval set x "$CONFIG_FILES" ;; 2276 *) set x $CONFIG_FILES ;; 2277 esac 2278 shift 2279 for mf 2280 do 2281 # Strip MF so we end up with the name of the file. 2282 mf=`echo "$mf" | sed -e 's/:.*$//'` 2283 # Check whether this is an Automake generated Makefile or not. 2284 # We used to match only the files named `Makefile.in', but 2285 # some people rename them; so instead we look at the file content. 2286 # Grep'ing the first line is not enough: some people post-process 2287 # each Makefile.in and add a new line on top of each file to say so. 2288 # Grep'ing the whole file is not good either: AIX grep has a line 2289 # limit of 2048, but all sed's we know have understand at least 4000. 2290 if sed -n 's,^#.*generated by automake.*,X,p' "$mf" | grep X >/dev/null 2>&1; then 2291 dirpart=`AS_DIRNAME("$mf")` 2292 else 2293 continue 2294 fi 2295 # Extract the definition of DEPDIR, am__include, and am__quote 2296 # from the Makefile without running `make'. 2297 DEPDIR=`sed -n 's/^DEPDIR = //p' < "$mf"` 2298 test -z "$DEPDIR" && continue 2299 am__include=`sed -n 's/^am__include = //p' < "$mf"` 2300 test -z "am__include" && continue 2301 am__quote=`sed -n 's/^am__quote = //p' < "$mf"` 2302 # When using ansi2knr, U may be empty or an underscore; expand it 2303 U=`sed -n 's/^U = //p' < "$mf"` 2304 # Find all dependency output files, they are included files with 2305 # $(DEPDIR) in their names. We invoke sed twice because it is the 2306 # simplest approach to changing $(DEPDIR) to its actual value in the 2307 # expansion. 2308 for file in `sed -n " 2309 s/^$am__include $am__quote\(.*(DEPDIR).*\)$am__quote"'$/\1/p' <"$mf" | \ 2310 sed -e 's/\$(DEPDIR)/'"$DEPDIR"'/g' -e 's/\$U/'"$U"'/g'`; do 2311 # Make sure the directory exists. 2312 test -f "$dirpart/$file" && continue 2313 fdir=`AS_DIRNAME(["$file"])` 2314 AS_MKDIR_P([$dirpart/$fdir]) 2315 # echo "creating $dirpart/$file" 2316 echo '# dummy' > "$dirpart/$file" 2317 done 2318 done 2319} 2320])# _AM_OUTPUT_DEPENDENCY_COMMANDS 2321 2322 2323# AM_OUTPUT_DEPENDENCY_COMMANDS 2324# ----------------------------- 2325# This macro should only be invoked once -- use via AC_REQUIRE. 2326# 2327# This code is only required when automatic dependency tracking 2328# is enabled. FIXME. This creates each `.P' file that we will 2329# need in order to bootstrap the dependency handling code. 2330AC_DEFUN([AM_OUTPUT_DEPENDENCY_COMMANDS], 2331[AC_CONFIG_COMMANDS([depfiles], 2332 [test x"$AMDEP_TRUE" != x"" || _AM_OUTPUT_DEPENDENCY_COMMANDS], 2333 [AMDEP_TRUE="$AMDEP_TRUE" ac_aux_dir="$ac_aux_dir"]) 2334]) 2335 2336# Do all the work for Automake. -*- Autoconf -*- 2337 2338# Copyright (C) 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2339# 2005, 2006, 2008, 2009 Free Software Foundation, Inc. 2340# 2341# This file is free software; the Free Software Foundation 2342# gives unlimited permission to copy and/or distribute it, 2343# with or without modifications, as long as this notice is preserved. 2344 2345# serial 16 2346 2347# This macro actually does too much. Some checks are only needed if 2348# your package does certain things. But this isn't really a big deal. 2349 2350# AM_INIT_AUTOMAKE(PACKAGE, VERSION, [NO-DEFINE]) 2351# AM_INIT_AUTOMAKE([OPTIONS]) 2352# ----------------------------------------------- 2353# The call with PACKAGE and VERSION arguments is the old style 2354# call (pre autoconf-2.50), which is being phased out. PACKAGE 2355# and VERSION should now be passed to AC_INIT and removed from 2356# the call to AM_INIT_AUTOMAKE. 2357# We support both call styles for the transition. After 2358# the next Automake release, Autoconf can make the AC_INIT 2359# arguments mandatory, and then we can depend on a new Autoconf 2360# release and drop the old call support. 2361AC_DEFUN([AM_INIT_AUTOMAKE], 2362[AC_PREREQ([2.62])dnl 2363dnl Autoconf wants to disallow AM_ names. We explicitly allow 2364dnl the ones we care about. 2365m4_pattern_allow([^AM_[A-Z]+FLAGS$])dnl 2366AC_REQUIRE([AM_SET_CURRENT_AUTOMAKE_VERSION])dnl 2367AC_REQUIRE([AC_PROG_INSTALL])dnl 2368if test "`cd $srcdir && pwd`" != "`pwd`"; then 2369 # Use -I$(srcdir) only when $(srcdir) != ., so that make's output 2370 # is not polluted with repeated "-I." 2371 AC_SUBST([am__isrc], [' -I$(srcdir)'])_AM_SUBST_NOTMAKE([am__isrc])dnl 2372 # test to see if srcdir already configured 2373 if test -f $srcdir/config.status; then 2374 AC_MSG_ERROR([source directory already configured; run "make distclean" there first]) 2375 fi 2376fi 2377 2378# test whether we have cygpath 2379if test -z "$CYGPATH_W"; then 2380 if (cygpath --version) >/dev/null 2>/dev/null; then 2381 CYGPATH_W='cygpath -w' 2382 else 2383 CYGPATH_W=echo 2384 fi 2385fi 2386AC_SUBST([CYGPATH_W]) 2387 2388# Define the identity of the package. 2389dnl Distinguish between old-style and new-style calls. 2390m4_ifval([$2], 2391[m4_ifval([$3], [_AM_SET_OPTION([no-define])])dnl 2392 AC_SUBST([PACKAGE], [$1])dnl 2393 AC_SUBST([VERSION], [$2])], 2394[_AM_SET_OPTIONS([$1])dnl 2395dnl Diagnose old-style AC_INIT with new-style AM_AUTOMAKE_INIT. 2396m4_if(m4_ifdef([AC_PACKAGE_NAME], 1)m4_ifdef([AC_PACKAGE_VERSION], 1), 11,, 2397 [m4_fatal([AC_INIT should be called with package and version arguments])])dnl 2398 AC_SUBST([PACKAGE], ['AC_PACKAGE_TARNAME'])dnl 2399 AC_SUBST([VERSION], ['AC_PACKAGE_VERSION'])])dnl 2400 2401_AM_IF_OPTION([no-define],, 2402[AC_DEFINE_UNQUOTED(PACKAGE, "$PACKAGE", [Name of package]) 2403 AC_DEFINE_UNQUOTED(VERSION, "$VERSION", [Version number of package])])dnl 2404 2405# Some tools Automake needs. 2406AC_REQUIRE([AM_SANITY_CHECK])dnl 2407AC_REQUIRE([AC_ARG_PROGRAM])dnl 2408AM_MISSING_PROG(ACLOCAL, aclocal-${am__api_version}) 2409AM_MISSING_PROG(AUTOCONF, autoconf) 2410AM_MISSING_PROG(AUTOMAKE, automake-${am__api_version}) 2411AM_MISSING_PROG(AUTOHEADER, autoheader) 2412AM_MISSING_PROG(MAKEINFO, makeinfo) 2413AC_REQUIRE([AM_PROG_INSTALL_SH])dnl 2414AC_REQUIRE([AM_PROG_INSTALL_STRIP])dnl 2415AC_REQUIRE([AM_PROG_MKDIR_P])dnl 2416# We need awk for the "check" target. The system "awk" is bad on 2417# some platforms. 2418AC_REQUIRE([AC_PROG_AWK])dnl 2419AC_REQUIRE([AC_PROG_MAKE_SET])dnl 2420AC_REQUIRE([AM_SET_LEADING_DOT])dnl 2421_AM_IF_OPTION([tar-ustar], [_AM_PROG_TAR([ustar])], 2422 [_AM_IF_OPTION([tar-pax], [_AM_PROG_TAR([pax])], 2423 [_AM_PROG_TAR([v7])])]) 2424_AM_IF_OPTION([no-dependencies],, 2425[AC_PROVIDE_IFELSE([AC_PROG_CC], 2426 [_AM_DEPENDENCIES(CC)], 2427 [define([AC_PROG_CC], 2428 defn([AC_PROG_CC])[_AM_DEPENDENCIES(CC)])])dnl 2429AC_PROVIDE_IFELSE([AC_PROG_CXX], 2430 [_AM_DEPENDENCIES(CXX)], 2431 [define([AC_PROG_CXX], 2432 defn([AC_PROG_CXX])[_AM_DEPENDENCIES(CXX)])])dnl 2433AC_PROVIDE_IFELSE([AC_PROG_OBJC], 2434 [_AM_DEPENDENCIES(OBJC)], 2435 [define([AC_PROG_OBJC], 2436 defn([AC_PROG_OBJC])[_AM_DEPENDENCIES(OBJC)])])dnl 2437]) 2438_AM_IF_OPTION([silent-rules], [AC_REQUIRE([AM_SILENT_RULES])])dnl 2439dnl The `parallel-tests' driver may need to know about EXEEXT, so add the 2440dnl `am__EXEEXT' conditional if _AM_COMPILER_EXEEXT was seen. This macro 2441dnl is hooked onto _AC_COMPILER_EXEEXT early, see below. 2442AC_CONFIG_COMMANDS_PRE(dnl 2443[m4_provide_if([_AM_COMPILER_EXEEXT], 2444 [AM_CONDITIONAL([am__EXEEXT], [test -n "$EXEEXT"])])])dnl 2445]) 2446 2447dnl Hook into `_AC_COMPILER_EXEEXT' early to learn its expansion. Do not 2448dnl add the conditional right here, as _AC_COMPILER_EXEEXT may be further 2449dnl mangled by Autoconf and run in a shell conditional statement. 2450m4_define([_AC_COMPILER_EXEEXT], 2451m4_defn([_AC_COMPILER_EXEEXT])[m4_provide([_AM_COMPILER_EXEEXT])]) 2452 2453 2454# When config.status generates a header, we must update the stamp-h file. 2455# This file resides in the same directory as the config header 2456# that is generated. The stamp files are numbered to have different names. 2457 2458# Autoconf calls _AC_AM_CONFIG_HEADER_HOOK (when defined) in the 2459# loop where config.status creates the headers, so we can generate 2460# our stamp files there. 2461AC_DEFUN([_AC_AM_CONFIG_HEADER_HOOK], 2462[# Compute $1's index in $config_headers. 2463_am_arg=$1 2464_am_stamp_count=1 2465for _am_header in $config_headers :; do 2466 case $_am_header in 2467 $_am_arg | $_am_arg:* ) 2468 break ;; 2469 * ) 2470 _am_stamp_count=`expr $_am_stamp_count + 1` ;; 2471 esac 2472done 2473echo "timestamp for $_am_arg" >`AS_DIRNAME(["$_am_arg"])`/stamp-h[]$_am_stamp_count]) 2474 2475# Copyright (C) 2001, 2003, 2005, 2008, 2011 Free Software Foundation, 2476# Inc. 2477# 2478# This file is free software; the Free Software Foundation 2479# gives unlimited permission to copy and/or distribute it, 2480# with or without modifications, as long as this notice is preserved. 2481 2482# serial 1 2483 2484# AM_PROG_INSTALL_SH 2485# ------------------ 2486# Define $install_sh. 2487AC_DEFUN([AM_PROG_INSTALL_SH], 2488[AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl 2489if test x"${install_sh}" != xset; then 2490 case $am_aux_dir in 2491 *\ * | *\ *) 2492 install_sh="\${SHELL} '$am_aux_dir/install-sh'" ;; 2493 *) 2494 install_sh="\${SHELL} $am_aux_dir/install-sh" 2495 esac 2496fi 2497AC_SUBST(install_sh)]) 2498 2499# Copyright (C) 2003, 2005 Free Software Foundation, Inc. 2500# 2501# This file is free software; the Free Software Foundation 2502# gives unlimited permission to copy and/or distribute it, 2503# with or without modifications, as long as this notice is preserved. 2504 2505# serial 2 2506 2507# Check whether the underlying file-system supports filenames 2508# with a leading dot. For instance MS-DOS doesn't. 2509AC_DEFUN([AM_SET_LEADING_DOT], 2510[rm -rf .tst 2>/dev/null 2511mkdir .tst 2>/dev/null 2512if test -d .tst; then 2513 am__leading_dot=. 2514else 2515 am__leading_dot=_ 2516fi 2517rmdir .tst 2>/dev/null 2518AC_SUBST([am__leading_dot])]) 2519 2520# Add --enable-maintainer-mode option to configure. -*- Autoconf -*- 2521# From Jim Meyering 2522 2523# Copyright (C) 1996, 1998, 2000, 2001, 2002, 2003, 2004, 2005, 2008, 2524# 2011 Free Software Foundation, Inc. 2525# 2526# This file is free software; the Free Software Foundation 2527# gives unlimited permission to copy and/or distribute it, 2528# with or without modifications, as long as this notice is preserved. 2529 2530# serial 5 2531 2532# AM_MAINTAINER_MODE([DEFAULT-MODE]) 2533# ---------------------------------- 2534# Control maintainer-specific portions of Makefiles. 2535# Default is to disable them, unless `enable' is passed literally. 2536# For symmetry, `disable' may be passed as well. Anyway, the user 2537# can override the default with the --enable/--disable switch. 2538AC_DEFUN([AM_MAINTAINER_MODE], 2539[m4_case(m4_default([$1], [disable]), 2540 [enable], [m4_define([am_maintainer_other], [disable])], 2541 [disable], [m4_define([am_maintainer_other], [enable])], 2542 [m4_define([am_maintainer_other], [enable]) 2543 m4_warn([syntax], [unexpected argument to AM@&t@_MAINTAINER_MODE: $1])]) 2544AC_MSG_CHECKING([whether to enable maintainer-specific portions of Makefiles]) 2545 dnl maintainer-mode's default is 'disable' unless 'enable' is passed 2546 AC_ARG_ENABLE([maintainer-mode], 2547[ --][am_maintainer_other][-maintainer-mode am_maintainer_other make rules and dependencies not useful 2548 (and sometimes confusing) to the casual installer], 2549 [USE_MAINTAINER_MODE=$enableval], 2550 [USE_MAINTAINER_MODE=]m4_if(am_maintainer_other, [enable], [no], [yes])) 2551 AC_MSG_RESULT([$USE_MAINTAINER_MODE]) 2552 AM_CONDITIONAL([MAINTAINER_MODE], [test $USE_MAINTAINER_MODE = yes]) 2553 MAINT=$MAINTAINER_MODE_TRUE 2554 AC_SUBST([MAINT])dnl 2555] 2556) 2557 2558AU_DEFUN([jm_MAINTAINER_MODE], [AM_MAINTAINER_MODE]) 2559 2560# Check to see how 'make' treats includes. -*- Autoconf -*- 2561 2562# Copyright (C) 2001, 2002, 2003, 2005, 2009 Free Software Foundation, Inc. 2563# 2564# This file is free software; the Free Software Foundation 2565# gives unlimited permission to copy and/or distribute it, 2566# with or without modifications, as long as this notice is preserved. 2567 2568# serial 4 2569 2570# AM_MAKE_INCLUDE() 2571# ----------------- 2572# Check to see how make treats includes. 2573AC_DEFUN([AM_MAKE_INCLUDE], 2574[am_make=${MAKE-make} 2575cat > confinc << 'END' 2576am__doit: 2577 @echo this is the am__doit target 2578.PHONY: am__doit 2579END 2580# If we don't find an include directive, just comment out the code. 2581AC_MSG_CHECKING([for style of include used by $am_make]) 2582am__include="#" 2583am__quote= 2584_am_result=none 2585# First try GNU make style include. 2586echo "include confinc" > confmf 2587# Ignore all kinds of additional output from `make'. 2588case `$am_make -s -f confmf 2> /dev/null` in #( 2589*the\ am__doit\ target*) 2590 am__include=include 2591 am__quote= 2592 _am_result=GNU 2593 ;; 2594esac 2595# Now try BSD make style include. 2596if test "$am__include" = "#"; then 2597 echo '.include "confinc"' > confmf 2598 case `$am_make -s -f confmf 2> /dev/null` in #( 2599 *the\ am__doit\ target*) 2600 am__include=.include 2601 am__quote="\"" 2602 _am_result=BSD 2603 ;; 2604 esac 2605fi 2606AC_SUBST([am__include]) 2607AC_SUBST([am__quote]) 2608AC_MSG_RESULT([$_am_result]) 2609rm -f confinc confmf 2610]) 2611 2612# Fake the existence of programs that GNU maintainers use. -*- Autoconf -*- 2613 2614# Copyright (C) 1997, 1999, 2000, 2001, 2003, 2004, 2005, 2008 2615# Free Software Foundation, Inc. 2616# 2617# This file is free software; the Free Software Foundation 2618# gives unlimited permission to copy and/or distribute it, 2619# with or without modifications, as long as this notice is preserved. 2620 2621# serial 6 2622 2623# AM_MISSING_PROG(NAME, PROGRAM) 2624# ------------------------------ 2625AC_DEFUN([AM_MISSING_PROG], 2626[AC_REQUIRE([AM_MISSING_HAS_RUN]) 2627$1=${$1-"${am_missing_run}$2"} 2628AC_SUBST($1)]) 2629 2630 2631# AM_MISSING_HAS_RUN 2632# ------------------ 2633# Define MISSING if not defined so far and test if it supports --run. 2634# If it does, set am_missing_run to use it, otherwise, to nothing. 2635AC_DEFUN([AM_MISSING_HAS_RUN], 2636[AC_REQUIRE([AM_AUX_DIR_EXPAND])dnl 2637AC_REQUIRE_AUX_FILE([missing])dnl 2638if test x"${MISSING+set}" != xset; then 2639 case $am_aux_dir in 2640 *\ * | *\ *) 2641 MISSING="\${SHELL} \"$am_aux_dir/missing\"" ;; 2642 *) 2643 MISSING="\${SHELL} $am_aux_dir/missing" ;; 2644 esac 2645fi 2646# Use eval to expand $SHELL 2647if eval "$MISSING --run true"; then 2648 am_missing_run="$MISSING --run " 2649else 2650 am_missing_run= 2651 AC_MSG_WARN([`missing' script is too old or missing]) 2652fi 2653]) 2654 2655# Copyright (C) 2003, 2004, 2005, 2006, 2011 Free Software Foundation, 2656# Inc. 2657# 2658# This file is free software; the Free Software Foundation 2659# gives unlimited permission to copy and/or distribute it, 2660# with or without modifications, as long as this notice is preserved. 2661 2662# serial 1 2663 2664# AM_PROG_MKDIR_P 2665# --------------- 2666# Check for `mkdir -p'. 2667AC_DEFUN([AM_PROG_MKDIR_P], 2668[AC_PREREQ([2.60])dnl 2669AC_REQUIRE([AC_PROG_MKDIR_P])dnl 2670dnl Automake 1.8 to 1.9.6 used to define mkdir_p. We now use MKDIR_P, 2671dnl while keeping a definition of mkdir_p for backward compatibility. 2672dnl @MKDIR_P@ is magic: AC_OUTPUT adjusts its value for each Makefile. 2673dnl However we cannot define mkdir_p as $(MKDIR_P) for the sake of 2674dnl Makefile.ins that do not define MKDIR_P, so we do our own 2675dnl adjustment using top_builddir (which is defined more often than 2676dnl MKDIR_P). 2677AC_SUBST([mkdir_p], ["$MKDIR_P"])dnl 2678case $mkdir_p in 2679 [[\\/$]]* | ?:[[\\/]]*) ;; 2680 */*) mkdir_p="\$(top_builddir)/$mkdir_p" ;; 2681esac 2682]) 2683 2684# Helper functions for option handling. -*- Autoconf -*- 2685 2686# Copyright (C) 2001, 2002, 2003, 2005, 2008, 2010 Free Software 2687# Foundation, Inc. 2688# 2689# This file is free software; the Free Software Foundation 2690# gives unlimited permission to copy and/or distribute it, 2691# with or without modifications, as long as this notice is preserved. 2692 2693# serial 5 2694 2695# _AM_MANGLE_OPTION(NAME) 2696# ----------------------- 2697AC_DEFUN([_AM_MANGLE_OPTION], 2698[[_AM_OPTION_]m4_bpatsubst($1, [[^a-zA-Z0-9_]], [_])]) 2699 2700# _AM_SET_OPTION(NAME) 2701# -------------------- 2702# Set option NAME. Presently that only means defining a flag for this option. 2703AC_DEFUN([_AM_SET_OPTION], 2704[m4_define(_AM_MANGLE_OPTION([$1]), 1)]) 2705 2706# _AM_SET_OPTIONS(OPTIONS) 2707# ------------------------ 2708# OPTIONS is a space-separated list of Automake options. 2709AC_DEFUN([_AM_SET_OPTIONS], 2710[m4_foreach_w([_AM_Option], [$1], [_AM_SET_OPTION(_AM_Option)])]) 2711 2712# _AM_IF_OPTION(OPTION, IF-SET, [IF-NOT-SET]) 2713# ------------------------------------------- 2714# Execute IF-SET if OPTION is set, IF-NOT-SET otherwise. 2715AC_DEFUN([_AM_IF_OPTION], 2716[m4_ifset(_AM_MANGLE_OPTION([$1]), [$2], [$3])]) 2717 2718# Check to make sure that the build environment is sane. -*- Autoconf -*- 2719 2720# Copyright (C) 1996, 1997, 2000, 2001, 2003, 2005, 2008 2721# Free Software Foundation, Inc. 2722# 2723# This file is free software; the Free Software Foundation 2724# gives unlimited permission to copy and/or distribute it, 2725# with or without modifications, as long as this notice is preserved. 2726 2727# serial 5 2728 2729# AM_SANITY_CHECK 2730# --------------- 2731AC_DEFUN([AM_SANITY_CHECK], 2732[AC_MSG_CHECKING([whether build environment is sane]) 2733# Just in case 2734sleep 1 2735echo timestamp > conftest.file 2736# Reject unsafe characters in $srcdir or the absolute working directory 2737# name. Accept space and tab only in the latter. 2738am_lf=' 2739' 2740case `pwd` in 2741 *[[\\\"\#\$\&\'\`$am_lf]]*) 2742 AC_MSG_ERROR([unsafe absolute working directory name]);; 2743esac 2744case $srcdir in 2745 *[[\\\"\#\$\&\'\`$am_lf\ \ ]]*) 2746 AC_MSG_ERROR([unsafe srcdir value: `$srcdir']);; 2747esac 2748 2749# Do `set' in a subshell so we don't clobber the current shell's 2750# arguments. Must try -L first in case configure is actually a 2751# symlink; some systems play weird games with the mod time of symlinks 2752# (eg FreeBSD returns the mod time of the symlink's containing 2753# directory). 2754if ( 2755 set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null` 2756 if test "$[*]" = "X"; then 2757 # -L didn't work. 2758 set X `ls -t "$srcdir/configure" conftest.file` 2759 fi 2760 rm -f conftest.file 2761 if test "$[*]" != "X $srcdir/configure conftest.file" \ 2762 && test "$[*]" != "X conftest.file $srcdir/configure"; then 2763 2764 # If neither matched, then we have a broken ls. This can happen 2765 # if, for instance, CONFIG_SHELL is bash and it inherits a 2766 # broken ls alias from the environment. This has actually 2767 # happened. Such a system could not be considered "sane". 2768 AC_MSG_ERROR([ls -t appears to fail. Make sure there is not a broken 2769alias in your environment]) 2770 fi 2771 2772 test "$[2]" = conftest.file 2773 ) 2774then 2775 # Ok. 2776 : 2777else 2778 AC_MSG_ERROR([newly created file is older than distributed files! 2779Check your system clock]) 2780fi 2781AC_MSG_RESULT(yes)]) 2782 2783# Copyright (C) 2009, 2011 Free Software Foundation, Inc. 2784# 2785# This file is free software; the Free Software Foundation 2786# gives unlimited permission to copy and/or distribute it, 2787# with or without modifications, as long as this notice is preserved. 2788 2789# serial 2 2790 2791# AM_SILENT_RULES([DEFAULT]) 2792# -------------------------- 2793# Enable less verbose build rules; with the default set to DEFAULT 2794# (`yes' being less verbose, `no' or empty being verbose). 2795AC_DEFUN([AM_SILENT_RULES], 2796[AC_ARG_ENABLE([silent-rules], 2797[ --enable-silent-rules less verbose build output (undo: `make V=1') 2798 --disable-silent-rules verbose build output (undo: `make V=0')]) 2799case $enable_silent_rules in 2800yes) AM_DEFAULT_VERBOSITY=0;; 2801no) AM_DEFAULT_VERBOSITY=1;; 2802*) AM_DEFAULT_VERBOSITY=m4_if([$1], [yes], [0], [1]);; 2803esac 2804dnl 2805dnl A few `make' implementations (e.g., NonStop OS and NextStep) 2806dnl do not support nested variable expansions. 2807dnl See automake bug#9928 and bug#10237. 2808am_make=${MAKE-make} 2809AC_CACHE_CHECK([whether $am_make supports nested variables], 2810 [am_cv_make_support_nested_variables], 2811 [if AS_ECHO([['TRUE=$(BAR$(V)) 2812BAR0=false 2813BAR1=true 2814V=1 2815am__doit: 2816 @$(TRUE) 2817.PHONY: am__doit']]) | $am_make -f - >/dev/null 2>&1; then 2818 am_cv_make_support_nested_variables=yes 2819else 2820 am_cv_make_support_nested_variables=no 2821fi]) 2822if test $am_cv_make_support_nested_variables = yes; then 2823 dnl Using `$V' instead of `$(V)' breaks IRIX make. 2824 AM_V='$(V)' 2825 AM_DEFAULT_V='$(AM_DEFAULT_VERBOSITY)' 2826else 2827 AM_V=$AM_DEFAULT_VERBOSITY 2828 AM_DEFAULT_V=$AM_DEFAULT_VERBOSITY 2829fi 2830AC_SUBST([AM_V])dnl 2831AM_SUBST_NOTMAKE([AM_V])dnl 2832AC_SUBST([AM_DEFAULT_V])dnl 2833AM_SUBST_NOTMAKE([AM_DEFAULT_V])dnl 2834AC_SUBST([AM_DEFAULT_VERBOSITY])dnl 2835AM_BACKSLASH='\' 2836AC_SUBST([AM_BACKSLASH])dnl 2837_AM_SUBST_NOTMAKE([AM_BACKSLASH])dnl 2838]) 2839 2840# Copyright (C) 2001, 2003, 2005, 2011 Free Software Foundation, Inc. 2841# 2842# This file is free software; the Free Software Foundation 2843# gives unlimited permission to copy and/or distribute it, 2844# with or without modifications, as long as this notice is preserved. 2845 2846# serial 1 2847 2848# AM_PROG_INSTALL_STRIP 2849# --------------------- 2850# One issue with vendor `install' (even GNU) is that you can't 2851# specify the program used to strip binaries. This is especially 2852# annoying in cross-compiling environments, where the build's strip 2853# is unlikely to handle the host's binaries. 2854# Fortunately install-sh will honor a STRIPPROG variable, so we 2855# always use install-sh in `make install-strip', and initialize 2856# STRIPPROG with the value of the STRIP variable (set by the user). 2857AC_DEFUN([AM_PROG_INSTALL_STRIP], 2858[AC_REQUIRE([AM_PROG_INSTALL_SH])dnl 2859# Installed binaries are usually stripped using `strip' when the user 2860# run `make install-strip'. However `strip' might not be the right 2861# tool to use in cross-compilation environments, therefore Automake 2862# will honor the `STRIP' environment variable to overrule this program. 2863dnl Don't test for $cross_compiling = yes, because it might be `maybe'. 2864if test "$cross_compiling" != no; then 2865 AC_CHECK_TOOL([STRIP], [strip], :) 2866fi 2867INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s" 2868AC_SUBST([INSTALL_STRIP_PROGRAM])]) 2869 2870# Copyright (C) 2006, 2008, 2010 Free Software Foundation, Inc. 2871# 2872# This file is free software; the Free Software Foundation 2873# gives unlimited permission to copy and/or distribute it, 2874# with or without modifications, as long as this notice is preserved. 2875 2876# serial 3 2877 2878# _AM_SUBST_NOTMAKE(VARIABLE) 2879# --------------------------- 2880# Prevent Automake from outputting VARIABLE = @VARIABLE@ in Makefile.in. 2881# This macro is traced by Automake. 2882AC_DEFUN([_AM_SUBST_NOTMAKE]) 2883 2884# AM_SUBST_NOTMAKE(VARIABLE) 2885# -------------------------- 2886# Public sister of _AM_SUBST_NOTMAKE. 2887AC_DEFUN([AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE($@)]) 2888 2889# Check how to create a tarball. -*- Autoconf -*- 2890 2891# Copyright (C) 2004, 2005, 2012 Free Software Foundation, Inc. 2892# 2893# This file is free software; the Free Software Foundation 2894# gives unlimited permission to copy and/or distribute it, 2895# with or without modifications, as long as this notice is preserved. 2896 2897# serial 2 2898 2899# _AM_PROG_TAR(FORMAT) 2900# -------------------- 2901# Check how to create a tarball in format FORMAT. 2902# FORMAT should be one of `v7', `ustar', or `pax'. 2903# 2904# Substitute a variable $(am__tar) that is a command 2905# writing to stdout a FORMAT-tarball containing the directory 2906# $tardir. 2907# tardir=directory && $(am__tar) > result.tar 2908# 2909# Substitute a variable $(am__untar) that extract such 2910# a tarball read from stdin. 2911# $(am__untar) < result.tar 2912AC_DEFUN([_AM_PROG_TAR], 2913[# Always define AMTAR for backward compatibility. Yes, it's still used 2914# in the wild :-( We should find a proper way to deprecate it ... 2915AC_SUBST([AMTAR], ['$${TAR-tar}']) 2916m4_if([$1], [v7], 2917 [am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'], 2918 [m4_case([$1], [ustar],, [pax],, 2919 [m4_fatal([Unknown tar format])]) 2920AC_MSG_CHECKING([how to create a $1 tar archive]) 2921# Loop over all known methods to create a tar archive until one works. 2922_am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none' 2923_am_tools=${am_cv_prog_tar_$1-$_am_tools} 2924# Do not fold the above two line into one, because Tru64 sh and 2925# Solaris sh will not grok spaces in the rhs of `-'. 2926for _am_tool in $_am_tools 2927do 2928 case $_am_tool in 2929 gnutar) 2930 for _am_tar in tar gnutar gtar; 2931 do 2932 AM_RUN_LOG([$_am_tar --version]) && break 2933 done 2934 am__tar="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$$tardir"' 2935 am__tar_="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$tardir"' 2936 am__untar="$_am_tar -xf -" 2937 ;; 2938 plaintar) 2939 # Must skip GNU tar: if it does not support --format= it doesn't create 2940 # ustar tarball either. 2941 (tar --version) >/dev/null 2>&1 && continue 2942 am__tar='tar chf - "$$tardir"' 2943 am__tar_='tar chf - "$tardir"' 2944 am__untar='tar xf -' 2945 ;; 2946 pax) 2947 am__tar='pax -L -x $1 -w "$$tardir"' 2948 am__tar_='pax -L -x $1 -w "$tardir"' 2949 am__untar='pax -r' 2950 ;; 2951 cpio) 2952 am__tar='find "$$tardir" -print | cpio -o -H $1 -L' 2953 am__tar_='find "$tardir" -print | cpio -o -H $1 -L' 2954 am__untar='cpio -i -H $1 -d' 2955 ;; 2956 none) 2957 am__tar=false 2958 am__tar_=false 2959 am__untar=false 2960 ;; 2961 esac 2962 2963 # If the value was cached, stop now. We just wanted to have am__tar 2964 # and am__untar set. 2965 test -n "${am_cv_prog_tar_$1}" && break 2966 2967 # tar/untar a dummy directory, and stop if the command works 2968 rm -rf conftest.dir 2969 mkdir conftest.dir 2970 echo GrepMe > conftest.dir/file 2971 AM_RUN_LOG([tardir=conftest.dir && eval $am__tar_ >conftest.tar]) 2972 rm -rf conftest.dir 2973 if test -s conftest.tar; then 2974 AM_RUN_LOG([$am__untar <conftest.tar]) 2975 grep GrepMe conftest.dir/file >/dev/null 2>&1 && break 2976 fi 2977done 2978rm -rf conftest.dir 2979 2980AC_CACHE_VAL([am_cv_prog_tar_$1], [am_cv_prog_tar_$1=$_am_tool]) 2981AC_MSG_RESULT([$am_cv_prog_tar_$1])]) 2982AC_SUBST([am__tar]) 2983AC_SUBST([am__untar]) 2984]) # _AM_PROG_TAR 2985 2986