aclocal.m4 revision 04007eba
1# generated automatically by aclocal 1.14 -*- Autoconf -*- 2 3# Copyright (C) 1996-2013 Free Software Foundation, Inc. 4 5# This file is free software; the Free Software Foundation 6# gives unlimited permission to copy and/or distribute it, 7# with or without modifications, as long as this notice is preserved. 8 9# This program is distributed in the hope that it will be useful, 10# but WITHOUT ANY WARRANTY, to the extent permitted by law; without 11# even the implied warranty of MERCHANTABILITY or FITNESS FOR A 12# PARTICULAR PURPOSE. 13 14m4_ifndef([AC_CONFIG_MACRO_DIRS], [m4_defun([_AM_CONFIG_MACRO_DIRS], [])m4_defun([AC_CONFIG_MACRO_DIRS], [_AM_CONFIG_MACRO_DIRS($@)])]) 15m4_ifndef([AC_AUTOCONF_VERSION], 16 [m4_copy([m4_PACKAGE_VERSION], [AC_AUTOCONF_VERSION])])dnl 17m4_if(m4_defn([AC_AUTOCONF_VERSION]), [2.69],, 18[m4_warning([this file was generated for autoconf 2.69. 19You have another version of autoconf. It may work, but is not guaranteed to. 20If you have problems, you may need to regenerate the build system entirely. 21To do so, use the procedure documented by the package, typically 'autoreconf'.])]) 22 23# pkg.m4 - Macros to locate and utilise pkg-config. -*- Autoconf -*- 24# serial 1 (pkg-config-0.24) 25# 26# Copyright © 2004 Scott James Remnant <scott@netsplit.com>. 27# 28# This program is free software; you can redistribute it and/or modify 29# it under the terms of the GNU General Public License as published by 30# the Free Software Foundation; either version 2 of the License, or 31# (at your option) any later version. 32# 33# This program is distributed in the hope that it will be useful, but 34# WITHOUT ANY WARRANTY; without even the implied warranty of 35# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 36# General Public License for more details. 37# 38# You should have received a copy of the GNU General Public License 39# along with this program; if not, write to the Free Software 40# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. 41# 42# As a special exception to the GNU General Public License, if you 43# distribute this file as part of a program that contains a 44# configuration script generated by Autoconf, you may include it under 45# the same distribution terms that you use for the rest of that program. 46 47# PKG_PROG_PKG_CONFIG([MIN-VERSION]) 48# ---------------------------------- 49AC_DEFUN([PKG_PROG_PKG_CONFIG], 50[m4_pattern_forbid([^_?PKG_[A-Z_]+$]) 51m4_pattern_allow([^PKG_CONFIG(_(PATH|LIBDIR|SYSROOT_DIR|ALLOW_SYSTEM_(CFLAGS|LIBS)))?$]) 52m4_pattern_allow([^PKG_CONFIG_(DISABLE_UNINSTALLED|TOP_BUILD_DIR|DEBUG_SPEW)$]) 53AC_ARG_VAR([PKG_CONFIG], [path to pkg-config utility]) 54AC_ARG_VAR([PKG_CONFIG_PATH], [directories to add to pkg-config's search path]) 55AC_ARG_VAR([PKG_CONFIG_LIBDIR], [path overriding pkg-config's built-in search path]) 56 57if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then 58 AC_PATH_TOOL([PKG_CONFIG], [pkg-config]) 59fi 60if test -n "$PKG_CONFIG"; then 61 _pkg_min_version=m4_default([$1], [0.9.0]) 62 AC_MSG_CHECKING([pkg-config is at least version $_pkg_min_version]) 63 if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then 64 AC_MSG_RESULT([yes]) 65 else 66 AC_MSG_RESULT([no]) 67 PKG_CONFIG="" 68 fi 69fi[]dnl 70])# PKG_PROG_PKG_CONFIG 71 72# PKG_CHECK_EXISTS(MODULES, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND]) 73# 74# Check to see whether a particular set of modules exists. Similar 75# to PKG_CHECK_MODULES(), but does not set variables or print errors. 76# 77# Please remember that m4 expands AC_REQUIRE([PKG_PROG_PKG_CONFIG]) 78# only at the first occurence in configure.ac, so if the first place 79# it's called might be skipped (such as if it is within an "if", you 80# have to call PKG_CHECK_EXISTS manually 81# -------------------------------------------------------------- 82AC_DEFUN([PKG_CHECK_EXISTS], 83[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl 84if test -n "$PKG_CONFIG" && \ 85 AC_RUN_LOG([$PKG_CONFIG --exists --print-errors "$1"]); then 86 m4_default([$2], [:]) 87m4_ifvaln([$3], [else 88 $3])dnl 89fi]) 90 91# _PKG_CONFIG([VARIABLE], [COMMAND], [MODULES]) 92# --------------------------------------------- 93m4_define([_PKG_CONFIG], 94[if test -n "$$1"; then 95 pkg_cv_[]$1="$$1" 96 elif test -n "$PKG_CONFIG"; then 97 PKG_CHECK_EXISTS([$3], 98 [pkg_cv_[]$1=`$PKG_CONFIG --[]$2 "$3" 2>/dev/null` 99 test "x$?" != "x0" && pkg_failed=yes ], 100 [pkg_failed=yes]) 101 else 102 pkg_failed=untried 103fi[]dnl 104])# _PKG_CONFIG 105 106# _PKG_SHORT_ERRORS_SUPPORTED 107# ----------------------------- 108AC_DEFUN([_PKG_SHORT_ERRORS_SUPPORTED], 109[AC_REQUIRE([PKG_PROG_PKG_CONFIG]) 110if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then 111 _pkg_short_errors_supported=yes 112else 113 _pkg_short_errors_supported=no 114fi[]dnl 115])# _PKG_SHORT_ERRORS_SUPPORTED 116 117 118# PKG_CHECK_MODULES(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND], 119# [ACTION-IF-NOT-FOUND]) 120# 121# 122# Note that if there is a possibility the first call to 123# PKG_CHECK_MODULES might not happen, you should be sure to include an 124# explicit call to PKG_PROG_PKG_CONFIG in your configure.ac 125# 126# 127# -------------------------------------------------------------- 128AC_DEFUN([PKG_CHECK_MODULES], 129[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl 130AC_ARG_VAR([$1][_CFLAGS], [C compiler flags for $1, overriding pkg-config])dnl 131AC_ARG_VAR([$1][_LIBS], [linker flags for $1, overriding pkg-config])dnl 132 133pkg_failed=no 134AC_MSG_CHECKING([for $1]) 135 136_PKG_CONFIG([$1][_CFLAGS], [cflags], [$2]) 137_PKG_CONFIG([$1][_LIBS], [libs], [$2]) 138 139m4_define([_PKG_TEXT], [Alternatively, you may set the environment variables $1[]_CFLAGS 140and $1[]_LIBS to avoid the need to call pkg-config. 141See the pkg-config man page for more details.]) 142 143if test $pkg_failed = yes; then 144 AC_MSG_RESULT([no]) 145 _PKG_SHORT_ERRORS_SUPPORTED 146 if test $_pkg_short_errors_supported = yes; then 147 $1[]_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "$2" 2>&1` 148 else 149 $1[]_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "$2" 2>&1` 150 fi 151 # Put the nasty error message in config.log where it belongs 152 echo "$$1[]_PKG_ERRORS" >&AS_MESSAGE_LOG_FD 153 154 m4_default([$4], [AC_MSG_ERROR( 155[Package requirements ($2) were not met: 156 157$$1_PKG_ERRORS 158 159Consider adjusting the PKG_CONFIG_PATH environment variable if you 160installed software in a non-standard prefix. 161 162_PKG_TEXT])[]dnl 163 ]) 164elif test $pkg_failed = untried; then 165 AC_MSG_RESULT([no]) 166 m4_default([$4], [AC_MSG_FAILURE( 167[The pkg-config script could not be found or is too old. Make sure it 168is in your PATH or set the PKG_CONFIG environment variable to the full 169path to pkg-config. 170 171_PKG_TEXT 172 173To get pkg-config, see <http://pkg-config.freedesktop.org/>.])[]dnl 174 ]) 175else 176 $1[]_CFLAGS=$pkg_cv_[]$1[]_CFLAGS 177 $1[]_LIBS=$pkg_cv_[]$1[]_LIBS 178 AC_MSG_RESULT([yes]) 179 $3 180fi[]dnl 181])# PKG_CHECK_MODULES 182 183dnl xorg-macros.m4. Generated from xorg-macros.m4.in xorgversion.m4 by configure. 184dnl 185dnl Copyright (c) 2005, 2006, Oracle and/or its affiliates. All rights reserved. 186dnl 187dnl Permission is hereby granted, free of charge, to any person obtaining a 188dnl copy of this software and associated documentation files (the "Software"), 189dnl to deal in the Software without restriction, including without limitation 190dnl the rights to use, copy, modify, merge, publish, distribute, sublicense, 191dnl and/or sell copies of the Software, and to permit persons to whom the 192dnl Software is furnished to do so, subject to the following conditions: 193dnl 194dnl The above copyright notice and this permission notice (including the next 195dnl paragraph) shall be included in all copies or substantial portions of the 196dnl Software. 197dnl 198dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 199dnl IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 200dnl FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 201dnl THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 202dnl LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 203dnl FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 204dnl DEALINGS IN THE SOFTWARE. 205 206# XORG_MACROS_VERSION(required-version) 207# ------------------------------------- 208# Minimum version: 1.1.0 209# 210# If you're using a macro added in Version 1.1 or newer, include this in 211# your configure.ac with the minimum required version, such as: 212# XORG_MACROS_VERSION(1.1) 213# 214# To ensure that this macro is defined, also add: 215# m4_ifndef([XORG_MACROS_VERSION], 216# [m4_fatal([must install xorg-macros 1.1 or later before running autoconf/autogen])]) 217# 218# 219# See the "minimum version" comment for each macro you use to see what 220# version you require. 221m4_defun([XORG_MACROS_VERSION],[ 222m4_define([vers_have], [1.17.1]) 223m4_define([maj_have], m4_substr(vers_have, 0, m4_index(vers_have, [.]))) 224m4_define([maj_needed], m4_substr([$1], 0, m4_index([$1], [.]))) 225m4_if(m4_cmp(maj_have, maj_needed), 0,, 226 [m4_fatal([xorg-macros major version ]maj_needed[ is required but ]vers_have[ found])]) 227m4_if(m4_version_compare(vers_have, [$1]), -1, 228 [m4_fatal([xorg-macros version $1 or higher is required but ]vers_have[ found])]) 229m4_undefine([vers_have]) 230m4_undefine([maj_have]) 231m4_undefine([maj_needed]) 232]) # XORG_MACROS_VERSION 233 234# XORG_PROG_RAWCPP() 235# ------------------ 236# Minimum version: 1.0.0 237# 238# Find cpp program and necessary flags for use in pre-processing text files 239# such as man pages and config files 240AC_DEFUN([XORG_PROG_RAWCPP],[ 241AC_REQUIRE([AC_PROG_CPP]) 242AC_PATH_PROGS(RAWCPP, [cpp], [${CPP}], 243 [$PATH:/bin:/usr/bin:/usr/lib:/usr/libexec:/usr/ccs/lib:/usr/ccs/lbin:/lib]) 244 245# Check for flag to avoid builtin definitions - assumes unix is predefined, 246# which is not the best choice for supporting other OS'es, but covers most 247# of the ones we need for now. 248AC_MSG_CHECKING([if $RAWCPP requires -undef]) 249AC_LANG_CONFTEST([AC_LANG_SOURCE([[Does cpp redefine unix ?]])]) 250if test `${RAWCPP} < conftest.$ac_ext | grep -c 'unix'` -eq 1 ; then 251 AC_MSG_RESULT([no]) 252else 253 if test `${RAWCPP} -undef < conftest.$ac_ext | grep -c 'unix'` -eq 1 ; then 254 RAWCPPFLAGS=-undef 255 AC_MSG_RESULT([yes]) 256 # under Cygwin unix is still defined even with -undef 257 elif test `${RAWCPP} -undef -ansi < conftest.$ac_ext | grep -c 'unix'` -eq 1 ; then 258 RAWCPPFLAGS="-undef -ansi" 259 AC_MSG_RESULT([yes, with -ansi]) 260 else 261 AC_MSG_ERROR([${RAWCPP} defines unix with or without -undef. I don't know what to do.]) 262 fi 263fi 264rm -f conftest.$ac_ext 265 266AC_MSG_CHECKING([if $RAWCPP requires -traditional]) 267AC_LANG_CONFTEST([AC_LANG_SOURCE([[Does cpp preserve "whitespace"?]])]) 268if test `${RAWCPP} < conftest.$ac_ext | grep -c 'preserve \"'` -eq 1 ; then 269 AC_MSG_RESULT([no]) 270else 271 if test `${RAWCPP} -traditional < conftest.$ac_ext | grep -c 'preserve \"'` -eq 1 ; then 272 RAWCPPFLAGS="${RAWCPPFLAGS} -traditional" 273 AC_MSG_RESULT([yes]) 274 else 275 AC_MSG_ERROR([${RAWCPP} does not preserve whitespace with or without -traditional. I don't know what to do.]) 276 fi 277fi 278rm -f conftest.$ac_ext 279AC_SUBST(RAWCPPFLAGS) 280]) # XORG_PROG_RAWCPP 281 282# XORG_MANPAGE_SECTIONS() 283# ----------------------- 284# Minimum version: 1.0.0 285# 286# Determine which sections man pages go in for the different man page types 287# on this OS - replaces *ManSuffix settings in old Imake *.cf per-os files. 288# Not sure if there's any better way than just hardcoding by OS name. 289# Override default settings by setting environment variables 290# Added MAN_SUBSTS in version 1.8 291# Added AC_PROG_SED in version 1.8 292 293AC_DEFUN([XORG_MANPAGE_SECTIONS],[ 294AC_REQUIRE([AC_CANONICAL_HOST]) 295AC_REQUIRE([AC_PROG_SED]) 296 297if test x$APP_MAN_SUFFIX = x ; then 298 APP_MAN_SUFFIX=1 299fi 300if test x$APP_MAN_DIR = x ; then 301 APP_MAN_DIR='$(mandir)/man$(APP_MAN_SUFFIX)' 302fi 303 304if test x$LIB_MAN_SUFFIX = x ; then 305 LIB_MAN_SUFFIX=3 306fi 307if test x$LIB_MAN_DIR = x ; then 308 LIB_MAN_DIR='$(mandir)/man$(LIB_MAN_SUFFIX)' 309fi 310 311if test x$FILE_MAN_SUFFIX = x ; then 312 case $host_os in 313 solaris*) FILE_MAN_SUFFIX=4 ;; 314 *) FILE_MAN_SUFFIX=5 ;; 315 esac 316fi 317if test x$FILE_MAN_DIR = x ; then 318 FILE_MAN_DIR='$(mandir)/man$(FILE_MAN_SUFFIX)' 319fi 320 321if test x$MISC_MAN_SUFFIX = x ; then 322 case $host_os in 323 solaris*) MISC_MAN_SUFFIX=5 ;; 324 *) MISC_MAN_SUFFIX=7 ;; 325 esac 326fi 327if test x$MISC_MAN_DIR = x ; then 328 MISC_MAN_DIR='$(mandir)/man$(MISC_MAN_SUFFIX)' 329fi 330 331if test x$DRIVER_MAN_SUFFIX = x ; then 332 case $host_os in 333 solaris*) DRIVER_MAN_SUFFIX=7 ;; 334 *) DRIVER_MAN_SUFFIX=4 ;; 335 esac 336fi 337if test x$DRIVER_MAN_DIR = x ; then 338 DRIVER_MAN_DIR='$(mandir)/man$(DRIVER_MAN_SUFFIX)' 339fi 340 341if test x$ADMIN_MAN_SUFFIX = x ; then 342 case $host_os in 343 solaris*) ADMIN_MAN_SUFFIX=1m ;; 344 *) ADMIN_MAN_SUFFIX=8 ;; 345 esac 346fi 347if test x$ADMIN_MAN_DIR = x ; then 348 ADMIN_MAN_DIR='$(mandir)/man$(ADMIN_MAN_SUFFIX)' 349fi 350 351 352AC_SUBST([APP_MAN_SUFFIX]) 353AC_SUBST([LIB_MAN_SUFFIX]) 354AC_SUBST([FILE_MAN_SUFFIX]) 355AC_SUBST([MISC_MAN_SUFFIX]) 356AC_SUBST([DRIVER_MAN_SUFFIX]) 357AC_SUBST([ADMIN_MAN_SUFFIX]) 358AC_SUBST([APP_MAN_DIR]) 359AC_SUBST([LIB_MAN_DIR]) 360AC_SUBST([FILE_MAN_DIR]) 361AC_SUBST([MISC_MAN_DIR]) 362AC_SUBST([DRIVER_MAN_DIR]) 363AC_SUBST([ADMIN_MAN_DIR]) 364 365XORG_MAN_PAGE="X Version 11" 366AC_SUBST([XORG_MAN_PAGE]) 367MAN_SUBSTS="\ 368 -e 's|__vendorversion__|\"\$(PACKAGE_STRING)\" \"\$(XORG_MAN_PAGE)\"|' \ 369 -e 's|__xorgversion__|\"\$(PACKAGE_STRING)\" \"\$(XORG_MAN_PAGE)\"|' \ 370 -e 's|__xservername__|Xorg|g' \ 371 -e 's|__xconfigfile__|xorg.conf|g' \ 372 -e 's|__projectroot__|\$(prefix)|g' \ 373 -e 's|__apploaddir__|\$(appdefaultdir)|g' \ 374 -e 's|__appmansuffix__|\$(APP_MAN_SUFFIX)|g' \ 375 -e 's|__drivermansuffix__|\$(DRIVER_MAN_SUFFIX)|g' \ 376 -e 's|__adminmansuffix__|\$(ADMIN_MAN_SUFFIX)|g' \ 377 -e 's|__libmansuffix__|\$(LIB_MAN_SUFFIX)|g' \ 378 -e 's|__miscmansuffix__|\$(MISC_MAN_SUFFIX)|g' \ 379 -e 's|__filemansuffix__|\$(FILE_MAN_SUFFIX)|g'" 380AC_SUBST([MAN_SUBSTS]) 381 382]) # XORG_MANPAGE_SECTIONS 383 384# XORG_CHECK_SGML_DOCTOOLS([MIN-VERSION]) 385# ------------------------ 386# Minimum version: 1.7.0 387# 388# Defines the variable XORG_SGML_PATH containing the location of X11/defs.ent 389# provided by xorg-sgml-doctools, if installed. 390AC_DEFUN([XORG_CHECK_SGML_DOCTOOLS],[ 391AC_MSG_CHECKING([for X.Org SGML entities m4_ifval([$1],[>= $1])]) 392XORG_SGML_PATH= 393PKG_CHECK_EXISTS([xorg-sgml-doctools m4_ifval([$1],[>= $1])], 394 [XORG_SGML_PATH=`$PKG_CONFIG --variable=sgmlrootdir xorg-sgml-doctools`], 395 [m4_ifval([$1],[:], 396 [if test x"$cross_compiling" != x"yes" ; then 397 AC_CHECK_FILE([$prefix/share/sgml/X11/defs.ent], 398 [XORG_SGML_PATH=$prefix/share/sgml]) 399 fi]) 400 ]) 401 402# Define variables STYLESHEET_SRCDIR and XSL_STYLESHEET containing 403# the path and the name of the doc stylesheet 404if test "x$XORG_SGML_PATH" != "x" ; then 405 AC_MSG_RESULT([$XORG_SGML_PATH]) 406 STYLESHEET_SRCDIR=$XORG_SGML_PATH/X11 407 XSL_STYLESHEET=$STYLESHEET_SRCDIR/xorg.xsl 408else 409 AC_MSG_RESULT([no]) 410fi 411 412AC_SUBST(XORG_SGML_PATH) 413AC_SUBST(STYLESHEET_SRCDIR) 414AC_SUBST(XSL_STYLESHEET) 415AM_CONDITIONAL([HAVE_STYLESHEETS], [test "x$XSL_STYLESHEET" != "x"]) 416]) # XORG_CHECK_SGML_DOCTOOLS 417 418# XORG_CHECK_LINUXDOC 419# ------------------- 420# Minimum version: 1.0.0 421# 422# Defines the variable MAKE_TEXT if the necessary tools and 423# files are found. $(MAKE_TEXT) blah.sgml will then produce blah.txt. 424# Whether or not the necessary tools and files are found can be checked 425# with the AM_CONDITIONAL "BUILD_LINUXDOC" 426AC_DEFUN([XORG_CHECK_LINUXDOC],[ 427AC_REQUIRE([XORG_CHECK_SGML_DOCTOOLS]) 428AC_REQUIRE([XORG_WITH_PS2PDF]) 429 430AC_PATH_PROG(LINUXDOC, linuxdoc) 431 432AC_MSG_CHECKING([whether to build documentation]) 433 434if test x$XORG_SGML_PATH != x && test x$LINUXDOC != x ; then 435 BUILDDOC=yes 436else 437 BUILDDOC=no 438fi 439 440AM_CONDITIONAL(BUILD_LINUXDOC, [test x$BUILDDOC = xyes]) 441 442AC_MSG_RESULT([$BUILDDOC]) 443 444AC_MSG_CHECKING([whether to build pdf documentation]) 445 446if test x$have_ps2pdf != xno && test x$BUILD_PDFDOC != xno; then 447 BUILDPDFDOC=yes 448else 449 BUILDPDFDOC=no 450fi 451 452AM_CONDITIONAL(BUILD_PDFDOC, [test x$BUILDPDFDOC = xyes]) 453 454AC_MSG_RESULT([$BUILDPDFDOC]) 455 456MAKE_TEXT="SGML_SEARCH_PATH=$XORG_SGML_PATH GROFF_NO_SGR=y $LINUXDOC -B txt -f" 457MAKE_PS="SGML_SEARCH_PATH=$XORG_SGML_PATH $LINUXDOC -B latex --papersize=letter --output=ps" 458MAKE_PDF="$PS2PDF" 459MAKE_HTML="SGML_SEARCH_PATH=$XORG_SGML_PATH $LINUXDOC -B html --split=0" 460 461AC_SUBST(MAKE_TEXT) 462AC_SUBST(MAKE_PS) 463AC_SUBST(MAKE_PDF) 464AC_SUBST(MAKE_HTML) 465]) # XORG_CHECK_LINUXDOC 466 467# XORG_CHECK_DOCBOOK 468# ------------------- 469# Minimum version: 1.0.0 470# 471# Checks for the ability to build output formats from SGML DocBook source. 472# For XXX in {TXT, PDF, PS, HTML}, the AM_CONDITIONAL "BUILD_XXXDOC" 473# indicates whether the necessary tools and files are found and, if set, 474# $(MAKE_XXX) blah.sgml will produce blah.xxx. 475AC_DEFUN([XORG_CHECK_DOCBOOK],[ 476AC_REQUIRE([XORG_CHECK_SGML_DOCTOOLS]) 477 478BUILDTXTDOC=no 479BUILDPDFDOC=no 480BUILDPSDOC=no 481BUILDHTMLDOC=no 482 483AC_PATH_PROG(DOCBOOKPS, docbook2ps) 484AC_PATH_PROG(DOCBOOKPDF, docbook2pdf) 485AC_PATH_PROG(DOCBOOKHTML, docbook2html) 486AC_PATH_PROG(DOCBOOKTXT, docbook2txt) 487 488AC_MSG_CHECKING([whether to build text documentation]) 489if test x$XORG_SGML_PATH != x && test x$DOCBOOKTXT != x && 490 test x$BUILD_TXTDOC != xno; then 491 BUILDTXTDOC=yes 492fi 493AM_CONDITIONAL(BUILD_TXTDOC, [test x$BUILDTXTDOC = xyes]) 494AC_MSG_RESULT([$BUILDTXTDOC]) 495 496AC_MSG_CHECKING([whether to build PDF documentation]) 497if test x$XORG_SGML_PATH != x && test x$DOCBOOKPDF != x && 498 test x$BUILD_PDFDOC != xno; then 499 BUILDPDFDOC=yes 500fi 501AM_CONDITIONAL(BUILD_PDFDOC, [test x$BUILDPDFDOC = xyes]) 502AC_MSG_RESULT([$BUILDPDFDOC]) 503 504AC_MSG_CHECKING([whether to build PostScript documentation]) 505if test x$XORG_SGML_PATH != x && test x$DOCBOOKPS != x && 506 test x$BUILD_PSDOC != xno; then 507 BUILDPSDOC=yes 508fi 509AM_CONDITIONAL(BUILD_PSDOC, [test x$BUILDPSDOC = xyes]) 510AC_MSG_RESULT([$BUILDPSDOC]) 511 512AC_MSG_CHECKING([whether to build HTML documentation]) 513if test x$XORG_SGML_PATH != x && test x$DOCBOOKHTML != x && 514 test x$BUILD_HTMLDOC != xno; then 515 BUILDHTMLDOC=yes 516fi 517AM_CONDITIONAL(BUILD_HTMLDOC, [test x$BUILDHTMLDOC = xyes]) 518AC_MSG_RESULT([$BUILDHTMLDOC]) 519 520MAKE_TEXT="SGML_SEARCH_PATH=$XORG_SGML_PATH $DOCBOOKTXT" 521MAKE_PS="SGML_SEARCH_PATH=$XORG_SGML_PATH $DOCBOOKPS" 522MAKE_PDF="SGML_SEARCH_PATH=$XORG_SGML_PATH $DOCBOOKPDF" 523MAKE_HTML="SGML_SEARCH_PATH=$XORG_SGML_PATH $DOCBOOKHTML" 524 525AC_SUBST(MAKE_TEXT) 526AC_SUBST(MAKE_PS) 527AC_SUBST(MAKE_PDF) 528AC_SUBST(MAKE_HTML) 529]) # XORG_CHECK_DOCBOOK 530 531# XORG_WITH_XMLTO([MIN-VERSION], [DEFAULT]) 532# ---------------- 533# Minimum version: 1.5.0 534# Minimum version for optional DEFAULT argument: 1.11.0 535# 536# Documentation tools are not always available on all platforms and sometimes 537# not at the appropriate level. This macro enables a module to test for the 538# presence of the tool and obtain it's path in separate variables. Coupled with 539# the --with-xmlto option, it allows maximum flexibilty in making decisions 540# as whether or not to use the xmlto package. When DEFAULT is not specified, 541# --with-xmlto assumes 'auto'. 542# 543# Interface to module: 544# HAVE_XMLTO: used in makefiles to conditionally generate documentation 545# XMLTO: returns the path of the xmlto program found 546# returns the path set by the user in the environment 547# --with-xmlto: 'yes' user instructs the module to use xmlto 548# 'no' user instructs the module not to use xmlto 549# 550# Added in version 1.10.0 551# HAVE_XMLTO_TEXT: used in makefiles to conditionally generate text documentation 552# xmlto for text output requires either lynx, links, or w3m browsers 553# 554# If the user sets the value of XMLTO, AC_PATH_PROG skips testing the path. 555# 556AC_DEFUN([XORG_WITH_XMLTO],[ 557AC_ARG_VAR([XMLTO], [Path to xmlto command]) 558m4_define([_defopt], m4_default([$2], [auto])) 559AC_ARG_WITH(xmlto, 560 AS_HELP_STRING([--with-xmlto], 561 [Use xmlto to regenerate documentation (default: ]_defopt[)]), 562 [use_xmlto=$withval], [use_xmlto=]_defopt) 563m4_undefine([_defopt]) 564 565if test "x$use_xmlto" = x"auto"; then 566 AC_PATH_PROG([XMLTO], [xmlto]) 567 if test "x$XMLTO" = "x"; then 568 AC_MSG_WARN([xmlto not found - documentation targets will be skipped]) 569 have_xmlto=no 570 else 571 have_xmlto=yes 572 fi 573elif test "x$use_xmlto" = x"yes" ; then 574 AC_PATH_PROG([XMLTO], [xmlto]) 575 if test "x$XMLTO" = "x"; then 576 AC_MSG_ERROR([--with-xmlto=yes specified but xmlto not found in PATH]) 577 fi 578 have_xmlto=yes 579elif test "x$use_xmlto" = x"no" ; then 580 if test "x$XMLTO" != "x"; then 581 AC_MSG_WARN([ignoring XMLTO environment variable since --with-xmlto=no was specified]) 582 fi 583 have_xmlto=no 584else 585 AC_MSG_ERROR([--with-xmlto expects 'yes' or 'no']) 586fi 587 588# Test for a minimum version of xmlto, if provided. 589m4_ifval([$1], 590[if test "$have_xmlto" = yes; then 591 # scrape the xmlto version 592 AC_MSG_CHECKING([the xmlto version]) 593 xmlto_version=`$XMLTO --version 2>/dev/null | cut -d' ' -f3` 594 AC_MSG_RESULT([$xmlto_version]) 595 AS_VERSION_COMPARE([$xmlto_version], [$1], 596 [if test "x$use_xmlto" = xauto; then 597 AC_MSG_WARN([xmlto version $xmlto_version found, but $1 needed]) 598 have_xmlto=no 599 else 600 AC_MSG_ERROR([xmlto version $xmlto_version found, but $1 needed]) 601 fi]) 602fi]) 603 604# Test for the ability of xmlto to generate a text target 605have_xmlto_text=no 606cat > conftest.xml << "EOF" 607EOF 608AS_IF([test "$have_xmlto" = yes], 609 [AS_IF([$XMLTO --skip-validation txt conftest.xml >/dev/null 2>&1], 610 [have_xmlto_text=yes], 611 [AC_MSG_WARN([xmlto cannot generate text format, this format skipped])])]) 612rm -f conftest.xml 613AM_CONDITIONAL([HAVE_XMLTO_TEXT], [test $have_xmlto_text = yes]) 614AM_CONDITIONAL([HAVE_XMLTO], [test "$have_xmlto" = yes]) 615]) # XORG_WITH_XMLTO 616 617# XORG_WITH_XSLTPROC([MIN-VERSION], [DEFAULT]) 618# -------------------------------------------- 619# Minimum version: 1.12.0 620# Minimum version for optional DEFAULT argument: 1.12.0 621# 622# XSLT (Extensible Stylesheet Language Transformations) is a declarative, 623# XML-based language used for the transformation of XML documents. 624# The xsltproc command line tool is for applying XSLT stylesheets to XML documents. 625# It is used under the cover by xmlto to generate html files from DocBook/XML. 626# The XSLT processor is often used as a standalone tool for transformations. 627# It should not be assumed that this tool is used only to work with documnetation. 628# When DEFAULT is not specified, --with-xsltproc assumes 'auto'. 629# 630# Interface to module: 631# HAVE_XSLTPROC: used in makefiles to conditionally generate documentation 632# XSLTPROC: returns the path of the xsltproc program found 633# returns the path set by the user in the environment 634# --with-xsltproc: 'yes' user instructs the module to use xsltproc 635# 'no' user instructs the module not to use xsltproc 636# have_xsltproc: returns yes if xsltproc found in PATH or no 637# 638# If the user sets the value of XSLTPROC, AC_PATH_PROG skips testing the path. 639# 640AC_DEFUN([XORG_WITH_XSLTPROC],[ 641AC_ARG_VAR([XSLTPROC], [Path to xsltproc command]) 642# Preserves the interface, should it be implemented later 643m4_ifval([$1], [m4_warn([syntax], [Checking for xsltproc MIN-VERSION is not implemented])]) 644m4_define([_defopt], m4_default([$2], [auto])) 645AC_ARG_WITH(xsltproc, 646 AS_HELP_STRING([--with-xsltproc], 647 [Use xsltproc for the transformation of XML documents (default: ]_defopt[)]), 648 [use_xsltproc=$withval], [use_xsltproc=]_defopt) 649m4_undefine([_defopt]) 650 651if test "x$use_xsltproc" = x"auto"; then 652 AC_PATH_PROG([XSLTPROC], [xsltproc]) 653 if test "x$XSLTPROC" = "x"; then 654 AC_MSG_WARN([xsltproc not found - cannot transform XML documents]) 655 have_xsltproc=no 656 else 657 have_xsltproc=yes 658 fi 659elif test "x$use_xsltproc" = x"yes" ; then 660 AC_PATH_PROG([XSLTPROC], [xsltproc]) 661 if test "x$XSLTPROC" = "x"; then 662 AC_MSG_ERROR([--with-xsltproc=yes specified but xsltproc not found in PATH]) 663 fi 664 have_xsltproc=yes 665elif test "x$use_xsltproc" = x"no" ; then 666 if test "x$XSLTPROC" != "x"; then 667 AC_MSG_WARN([ignoring XSLTPROC environment variable since --with-xsltproc=no was specified]) 668 fi 669 have_xsltproc=no 670else 671 AC_MSG_ERROR([--with-xsltproc expects 'yes' or 'no']) 672fi 673 674AM_CONDITIONAL([HAVE_XSLTPROC], [test "$have_xsltproc" = yes]) 675]) # XORG_WITH_XSLTPROC 676 677# XORG_WITH_PERL([MIN-VERSION], [DEFAULT]) 678# ---------------------------------------- 679# Minimum version: 1.15.0 680# 681# PERL (Practical Extraction and Report Language) is a language optimized for 682# scanning arbitrary text files, extracting information from those text files, 683# and printing reports based on that information. 684# 685# When DEFAULT is not specified, --with-perl assumes 'auto'. 686# 687# Interface to module: 688# HAVE_PERL: used in makefiles to conditionally scan text files 689# PERL: returns the path of the perl program found 690# returns the path set by the user in the environment 691# --with-perl: 'yes' user instructs the module to use perl 692# 'no' user instructs the module not to use perl 693# have_perl: returns yes if perl found in PATH or no 694# 695# If the user sets the value of PERL, AC_PATH_PROG skips testing the path. 696# 697AC_DEFUN([XORG_WITH_PERL],[ 698AC_ARG_VAR([PERL], [Path to perl command]) 699# Preserves the interface, should it be implemented later 700m4_ifval([$1], [m4_warn([syntax], [Checking for perl MIN-VERSION is not implemented])]) 701m4_define([_defopt], m4_default([$2], [auto])) 702AC_ARG_WITH(perl, 703 AS_HELP_STRING([--with-perl], 704 [Use perl for extracting information from files (default: ]_defopt[)]), 705 [use_perl=$withval], [use_perl=]_defopt) 706m4_undefine([_defopt]) 707 708if test "x$use_perl" = x"auto"; then 709 AC_PATH_PROG([PERL], [perl]) 710 if test "x$PERL" = "x"; then 711 AC_MSG_WARN([perl not found - cannot extract information and report]) 712 have_perl=no 713 else 714 have_perl=yes 715 fi 716elif test "x$use_perl" = x"yes" ; then 717 AC_PATH_PROG([PERL], [perl]) 718 if test "x$PERL" = "x"; then 719 AC_MSG_ERROR([--with-perl=yes specified but perl not found in PATH]) 720 fi 721 have_perl=yes 722elif test "x$use_perl" = x"no" ; then 723 if test "x$PERL" != "x"; then 724 AC_MSG_WARN([ignoring PERL environment variable since --with-perl=no was specified]) 725 fi 726 have_perl=no 727else 728 AC_MSG_ERROR([--with-perl expects 'yes' or 'no']) 729fi 730 731AM_CONDITIONAL([HAVE_PERL], [test "$have_perl" = yes]) 732]) # XORG_WITH_PERL 733 734# XORG_WITH_ASCIIDOC([MIN-VERSION], [DEFAULT]) 735# ---------------- 736# Minimum version: 1.5.0 737# Minimum version for optional DEFAULT argument: 1.11.0 738# 739# Documentation tools are not always available on all platforms and sometimes 740# not at the appropriate level. This macro enables a module to test for the 741# presence of the tool and obtain it's path in separate variables. Coupled with 742# the --with-asciidoc option, it allows maximum flexibilty in making decisions 743# as whether or not to use the asciidoc package. When DEFAULT is not specified, 744# --with-asciidoc assumes 'auto'. 745# 746# Interface to module: 747# HAVE_ASCIIDOC: used in makefiles to conditionally generate documentation 748# ASCIIDOC: returns the path of the asciidoc program found 749# returns the path set by the user in the environment 750# --with-asciidoc: 'yes' user instructs the module to use asciidoc 751# 'no' user instructs the module not to use asciidoc 752# 753# If the user sets the value of ASCIIDOC, AC_PATH_PROG skips testing the path. 754# 755AC_DEFUN([XORG_WITH_ASCIIDOC],[ 756AC_ARG_VAR([ASCIIDOC], [Path to asciidoc command]) 757m4_define([_defopt], m4_default([$2], [auto])) 758AC_ARG_WITH(asciidoc, 759 AS_HELP_STRING([--with-asciidoc], 760 [Use asciidoc to regenerate documentation (default: ]_defopt[)]), 761 [use_asciidoc=$withval], [use_asciidoc=]_defopt) 762m4_undefine([_defopt]) 763 764if test "x$use_asciidoc" = x"auto"; then 765 AC_PATH_PROG([ASCIIDOC], [asciidoc]) 766 if test "x$ASCIIDOC" = "x"; then 767 AC_MSG_WARN([asciidoc not found - documentation targets will be skipped]) 768 have_asciidoc=no 769 else 770 have_asciidoc=yes 771 fi 772elif test "x$use_asciidoc" = x"yes" ; then 773 AC_PATH_PROG([ASCIIDOC], [asciidoc]) 774 if test "x$ASCIIDOC" = "x"; then 775 AC_MSG_ERROR([--with-asciidoc=yes specified but asciidoc not found in PATH]) 776 fi 777 have_asciidoc=yes 778elif test "x$use_asciidoc" = x"no" ; then 779 if test "x$ASCIIDOC" != "x"; then 780 AC_MSG_WARN([ignoring ASCIIDOC environment variable since --with-asciidoc=no was specified]) 781 fi 782 have_asciidoc=no 783else 784 AC_MSG_ERROR([--with-asciidoc expects 'yes' or 'no']) 785fi 786m4_ifval([$1], 787[if test "$have_asciidoc" = yes; then 788 # scrape the asciidoc version 789 AC_MSG_CHECKING([the asciidoc version]) 790 asciidoc_version=`$ASCIIDOC --version 2>/dev/null | cut -d' ' -f2` 791 AC_MSG_RESULT([$asciidoc_version]) 792 AS_VERSION_COMPARE([$asciidoc_version], [$1], 793 [if test "x$use_asciidoc" = xauto; then 794 AC_MSG_WARN([asciidoc version $asciidoc_version found, but $1 needed]) 795 have_asciidoc=no 796 else 797 AC_MSG_ERROR([asciidoc version $asciidoc_version found, but $1 needed]) 798 fi]) 799fi]) 800AM_CONDITIONAL([HAVE_ASCIIDOC], [test "$have_asciidoc" = yes]) 801]) # XORG_WITH_ASCIIDOC 802 803# XORG_WITH_DOXYGEN([MIN-VERSION], [DEFAULT]) 804# -------------------------------- 805# Minimum version: 1.5.0 806# Minimum version for optional DEFAULT argument: 1.11.0 807# 808# Documentation tools are not always available on all platforms and sometimes 809# not at the appropriate level. This macro enables a module to test for the 810# presence of the tool and obtain it's path in separate variables. Coupled with 811# the --with-doxygen option, it allows maximum flexibilty in making decisions 812# as whether or not to use the doxygen package. When DEFAULT is not specified, 813# --with-doxygen assumes 'auto'. 814# 815# Interface to module: 816# HAVE_DOXYGEN: used in makefiles to conditionally generate documentation 817# DOXYGEN: returns the path of the doxygen program found 818# returns the path set by the user in the environment 819# --with-doxygen: 'yes' user instructs the module to use doxygen 820# 'no' user instructs the module not to use doxygen 821# 822# If the user sets the value of DOXYGEN, AC_PATH_PROG skips testing the path. 823# 824AC_DEFUN([XORG_WITH_DOXYGEN],[ 825AC_ARG_VAR([DOXYGEN], [Path to doxygen command]) 826m4_define([_defopt], m4_default([$2], [auto])) 827AC_ARG_WITH(doxygen, 828 AS_HELP_STRING([--with-doxygen], 829 [Use doxygen to regenerate documentation (default: ]_defopt[)]), 830 [use_doxygen=$withval], [use_doxygen=]_defopt) 831m4_undefine([_defopt]) 832 833if test "x$use_doxygen" = x"auto"; then 834 AC_PATH_PROG([DOXYGEN], [doxygen]) 835 if test "x$DOXYGEN" = "x"; then 836 AC_MSG_WARN([doxygen not found - documentation targets will be skipped]) 837 have_doxygen=no 838 else 839 have_doxygen=yes 840 fi 841elif test "x$use_doxygen" = x"yes" ; then 842 AC_PATH_PROG([DOXYGEN], [doxygen]) 843 if test "x$DOXYGEN" = "x"; then 844 AC_MSG_ERROR([--with-doxygen=yes specified but doxygen not found in PATH]) 845 fi 846 have_doxygen=yes 847elif test "x$use_doxygen" = x"no" ; then 848 if test "x$DOXYGEN" != "x"; then 849 AC_MSG_WARN([ignoring DOXYGEN environment variable since --with-doxygen=no was specified]) 850 fi 851 have_doxygen=no 852else 853 AC_MSG_ERROR([--with-doxygen expects 'yes' or 'no']) 854fi 855m4_ifval([$1], 856[if test "$have_doxygen" = yes; then 857 # scrape the doxygen version 858 AC_MSG_CHECKING([the doxygen version]) 859 doxygen_version=`$DOXYGEN --version 2>/dev/null` 860 AC_MSG_RESULT([$doxygen_version]) 861 AS_VERSION_COMPARE([$doxygen_version], [$1], 862 [if test "x$use_doxygen" = xauto; then 863 AC_MSG_WARN([doxygen version $doxygen_version found, but $1 needed]) 864 have_doxygen=no 865 else 866 AC_MSG_ERROR([doxygen version $doxygen_version found, but $1 needed]) 867 fi]) 868fi]) 869AM_CONDITIONAL([HAVE_DOXYGEN], [test "$have_doxygen" = yes]) 870]) # XORG_WITH_DOXYGEN 871 872# XORG_WITH_GROFF([DEFAULT]) 873# ---------------- 874# Minimum version: 1.6.0 875# Minimum version for optional DEFAULT argument: 1.11.0 876# 877# Documentation tools are not always available on all platforms and sometimes 878# not at the appropriate level. This macro enables a module to test for the 879# presence of the tool and obtain it's path in separate variables. Coupled with 880# the --with-groff option, it allows maximum flexibilty in making decisions 881# as whether or not to use the groff package. When DEFAULT is not specified, 882# --with-groff assumes 'auto'. 883# 884# Interface to module: 885# HAVE_GROFF: used in makefiles to conditionally generate documentation 886# HAVE_GROFF_MM: the memorandum macros (-mm) package 887# HAVE_GROFF_MS: the -ms macros package 888# GROFF: returns the path of the groff program found 889# returns the path set by the user in the environment 890# --with-groff: 'yes' user instructs the module to use groff 891# 'no' user instructs the module not to use groff 892# 893# Added in version 1.9.0: 894# HAVE_GROFF_HTML: groff has dependencies to output HTML format: 895# pnmcut pnmcrop pnmtopng pnmtops from the netpbm package. 896# psselect from the psutils package. 897# the ghostcript package. Refer to the grohtml man pages 898# 899# If the user sets the value of GROFF, AC_PATH_PROG skips testing the path. 900# 901# OS and distros often splits groff in a basic and full package, the former 902# having the groff program and the later having devices, fonts and macros 903# Checking for the groff executable is not enough. 904# 905# If macros are missing, we cannot assume that groff is useless, so we don't 906# unset HAVE_GROFF or GROFF env variables. 907# HAVE_GROFF_?? can never be true while HAVE_GROFF is false. 908# 909AC_DEFUN([XORG_WITH_GROFF],[ 910AC_ARG_VAR([GROFF], [Path to groff command]) 911m4_define([_defopt], m4_default([$1], [auto])) 912AC_ARG_WITH(groff, 913 AS_HELP_STRING([--with-groff], 914 [Use groff to regenerate documentation (default: ]_defopt[)]), 915 [use_groff=$withval], [use_groff=]_defopt) 916m4_undefine([_defopt]) 917 918if test "x$use_groff" = x"auto"; then 919 AC_PATH_PROG([GROFF], [groff]) 920 if test "x$GROFF" = "x"; then 921 AC_MSG_WARN([groff not found - documentation targets will be skipped]) 922 have_groff=no 923 else 924 have_groff=yes 925 fi 926elif test "x$use_groff" = x"yes" ; then 927 AC_PATH_PROG([GROFF], [groff]) 928 if test "x$GROFF" = "x"; then 929 AC_MSG_ERROR([--with-groff=yes specified but groff not found in PATH]) 930 fi 931 have_groff=yes 932elif test "x$use_groff" = x"no" ; then 933 if test "x$GROFF" != "x"; then 934 AC_MSG_WARN([ignoring GROFF environment variable since --with-groff=no was specified]) 935 fi 936 have_groff=no 937else 938 AC_MSG_ERROR([--with-groff expects 'yes' or 'no']) 939fi 940 941# We have groff, test for the presence of the macro packages 942if test "x$have_groff" = x"yes"; then 943 AC_MSG_CHECKING([for ${GROFF} -ms macros]) 944 if ${GROFF} -ms -I. /dev/null >/dev/null 2>&1 ; then 945 groff_ms_works=yes 946 else 947 groff_ms_works=no 948 fi 949 AC_MSG_RESULT([$groff_ms_works]) 950 AC_MSG_CHECKING([for ${GROFF} -mm macros]) 951 if ${GROFF} -mm -I. /dev/null >/dev/null 2>&1 ; then 952 groff_mm_works=yes 953 else 954 groff_mm_works=no 955 fi 956 AC_MSG_RESULT([$groff_mm_works]) 957fi 958 959# We have groff, test for HTML dependencies, one command per package 960if test "x$have_groff" = x"yes"; then 961 AC_PATH_PROGS(GS_PATH, [gs gswin32c]) 962 AC_PATH_PROG(PNMTOPNG_PATH, [pnmtopng]) 963 AC_PATH_PROG(PSSELECT_PATH, [psselect]) 964 if test "x$GS_PATH" != "x" -a "x$PNMTOPNG_PATH" != "x" -a "x$PSSELECT_PATH" != "x"; then 965 have_groff_html=yes 966 else 967 have_groff_html=no 968 AC_MSG_WARN([grohtml dependencies not found - HTML Documentation skipped. Refer to grohtml man pages]) 969 fi 970fi 971 972# Set Automake conditionals for Makefiles 973AM_CONDITIONAL([HAVE_GROFF], [test "$have_groff" = yes]) 974AM_CONDITIONAL([HAVE_GROFF_MS], [test "$groff_ms_works" = yes]) 975AM_CONDITIONAL([HAVE_GROFF_MM], [test "$groff_mm_works" = yes]) 976AM_CONDITIONAL([HAVE_GROFF_HTML], [test "$have_groff_html" = yes]) 977]) # XORG_WITH_GROFF 978 979# XORG_WITH_FOP([MIN-VERSION], [DEFAULT]) 980# --------------------------------------- 981# Minimum version: 1.6.0 982# Minimum version for optional DEFAULT argument: 1.11.0 983# Minimum version for optional MIN-VERSION argument: 1.15.0 984# 985# Documentation tools are not always available on all platforms and sometimes 986# not at the appropriate level. This macro enables a module to test for the 987# presence of the tool and obtain it's path in separate variables. Coupled with 988# the --with-fop option, it allows maximum flexibilty in making decisions 989# as whether or not to use the fop package. When DEFAULT is not specified, 990# --with-fop assumes 'auto'. 991# 992# Interface to module: 993# HAVE_FOP: used in makefiles to conditionally generate documentation 994# FOP: returns the path of the fop program found 995# returns the path set by the user in the environment 996# --with-fop: 'yes' user instructs the module to use fop 997# 'no' user instructs the module not to use fop 998# 999# If the user sets the value of FOP, AC_PATH_PROG skips testing the path. 1000# 1001AC_DEFUN([XORG_WITH_FOP],[ 1002AC_ARG_VAR([FOP], [Path to fop command]) 1003m4_define([_defopt], m4_default([$2], [auto])) 1004AC_ARG_WITH(fop, 1005 AS_HELP_STRING([--with-fop], 1006 [Use fop to regenerate documentation (default: ]_defopt[)]), 1007 [use_fop=$withval], [use_fop=]_defopt) 1008m4_undefine([_defopt]) 1009 1010if test "x$use_fop" = x"auto"; then 1011 AC_PATH_PROG([FOP], [fop]) 1012 if test "x$FOP" = "x"; then 1013 AC_MSG_WARN([fop not found - documentation targets will be skipped]) 1014 have_fop=no 1015 else 1016 have_fop=yes 1017 fi 1018elif test "x$use_fop" = x"yes" ; then 1019 AC_PATH_PROG([FOP], [fop]) 1020 if test "x$FOP" = "x"; then 1021 AC_MSG_ERROR([--with-fop=yes specified but fop not found in PATH]) 1022 fi 1023 have_fop=yes 1024elif test "x$use_fop" = x"no" ; then 1025 if test "x$FOP" != "x"; then 1026 AC_MSG_WARN([ignoring FOP environment variable since --with-fop=no was specified]) 1027 fi 1028 have_fop=no 1029else 1030 AC_MSG_ERROR([--with-fop expects 'yes' or 'no']) 1031fi 1032 1033# Test for a minimum version of fop, if provided. 1034m4_ifval([$1], 1035[if test "$have_fop" = yes; then 1036 # scrape the fop version 1037 AC_MSG_CHECKING([for fop minimum version]) 1038 fop_version=`$FOP -version 2>/dev/null | cut -d' ' -f3` 1039 AC_MSG_RESULT([$fop_version]) 1040 AS_VERSION_COMPARE([$fop_version], [$1], 1041 [if test "x$use_fop" = xauto; then 1042 AC_MSG_WARN([fop version $fop_version found, but $1 needed]) 1043 have_fop=no 1044 else 1045 AC_MSG_ERROR([fop version $fop_version found, but $1 needed]) 1046 fi]) 1047fi]) 1048AM_CONDITIONAL([HAVE_FOP], [test "$have_fop" = yes]) 1049]) # XORG_WITH_FOP 1050 1051# XORG_WITH_PS2PDF([DEFAULT]) 1052# ---------------- 1053# Minimum version: 1.6.0 1054# Minimum version for optional DEFAULT argument: 1.11.0 1055# 1056# Documentation tools are not always available on all platforms and sometimes 1057# not at the appropriate level. This macro enables a module to test for the 1058# presence of the tool and obtain it's path in separate variables. Coupled with 1059# the --with-ps2pdf option, it allows maximum flexibilty in making decisions 1060# as whether or not to use the ps2pdf package. When DEFAULT is not specified, 1061# --with-ps2pdf assumes 'auto'. 1062# 1063# Interface to module: 1064# HAVE_PS2PDF: used in makefiles to conditionally generate documentation 1065# PS2PDF: returns the path of the ps2pdf program found 1066# returns the path set by the user in the environment 1067# --with-ps2pdf: 'yes' user instructs the module to use ps2pdf 1068# 'no' user instructs the module not to use ps2pdf 1069# 1070# If the user sets the value of PS2PDF, AC_PATH_PROG skips testing the path. 1071# 1072AC_DEFUN([XORG_WITH_PS2PDF],[ 1073AC_ARG_VAR([PS2PDF], [Path to ps2pdf command]) 1074m4_define([_defopt], m4_default([$1], [auto])) 1075AC_ARG_WITH(ps2pdf, 1076 AS_HELP_STRING([--with-ps2pdf], 1077 [Use ps2pdf to regenerate documentation (default: ]_defopt[)]), 1078 [use_ps2pdf=$withval], [use_ps2pdf=]_defopt) 1079m4_undefine([_defopt]) 1080 1081if test "x$use_ps2pdf" = x"auto"; then 1082 AC_PATH_PROG([PS2PDF], [ps2pdf]) 1083 if test "x$PS2PDF" = "x"; then 1084 AC_MSG_WARN([ps2pdf not found - documentation targets will be skipped]) 1085 have_ps2pdf=no 1086 else 1087 have_ps2pdf=yes 1088 fi 1089elif test "x$use_ps2pdf" = x"yes" ; then 1090 AC_PATH_PROG([PS2PDF], [ps2pdf]) 1091 if test "x$PS2PDF" = "x"; then 1092 AC_MSG_ERROR([--with-ps2pdf=yes specified but ps2pdf not found in PATH]) 1093 fi 1094 have_ps2pdf=yes 1095elif test "x$use_ps2pdf" = x"no" ; then 1096 if test "x$PS2PDF" != "x"; then 1097 AC_MSG_WARN([ignoring PS2PDF environment variable since --with-ps2pdf=no was specified]) 1098 fi 1099 have_ps2pdf=no 1100else 1101 AC_MSG_ERROR([--with-ps2pdf expects 'yes' or 'no']) 1102fi 1103AM_CONDITIONAL([HAVE_PS2PDF], [test "$have_ps2pdf" = yes]) 1104]) # XORG_WITH_PS2PDF 1105 1106# XORG_ENABLE_DOCS (enable_docs=yes) 1107# ---------------- 1108# Minimum version: 1.6.0 1109# 1110# Documentation tools are not always available on all platforms and sometimes 1111# not at the appropriate level. This macro enables a builder to skip all 1112# documentation targets except traditional man pages. 1113# Combined with the specific tool checking macros XORG_WITH_*, it provides 1114# maximum flexibilty in controlling documentation building. 1115# Refer to: 1116# XORG_WITH_XMLTO --with-xmlto 1117# XORG_WITH_ASCIIDOC --with-asciidoc 1118# XORG_WITH_DOXYGEN --with-doxygen 1119# XORG_WITH_FOP --with-fop 1120# XORG_WITH_GROFF --with-groff 1121# XORG_WITH_PS2PDF --with-ps2pdf 1122# 1123# Interface to module: 1124# ENABLE_DOCS: used in makefiles to conditionally generate documentation 1125# --enable-docs: 'yes' user instructs the module to generate docs 1126# 'no' user instructs the module not to generate docs 1127# parm1: specify the default value, yes or no. 1128# 1129AC_DEFUN([XORG_ENABLE_DOCS],[ 1130m4_define([docs_default], m4_default([$1], [yes])) 1131AC_ARG_ENABLE(docs, 1132 AS_HELP_STRING([--enable-docs], 1133 [Enable building the documentation (default: ]docs_default[)]), 1134 [build_docs=$enableval], [build_docs=]docs_default) 1135m4_undefine([docs_default]) 1136AM_CONDITIONAL(ENABLE_DOCS, [test x$build_docs = xyes]) 1137AC_MSG_CHECKING([whether to build documentation]) 1138AC_MSG_RESULT([$build_docs]) 1139]) # XORG_ENABLE_DOCS 1140 1141# XORG_ENABLE_DEVEL_DOCS (enable_devel_docs=yes) 1142# ---------------- 1143# Minimum version: 1.6.0 1144# 1145# This macro enables a builder to skip all developer documentation. 1146# Combined with the specific tool checking macros XORG_WITH_*, it provides 1147# maximum flexibilty in controlling documentation building. 1148# Refer to: 1149# XORG_WITH_XMLTO --with-xmlto 1150# XORG_WITH_ASCIIDOC --with-asciidoc 1151# XORG_WITH_DOXYGEN --with-doxygen 1152# XORG_WITH_FOP --with-fop 1153# XORG_WITH_GROFF --with-groff 1154# XORG_WITH_PS2PDF --with-ps2pdf 1155# 1156# Interface to module: 1157# ENABLE_DEVEL_DOCS: used in makefiles to conditionally generate developer docs 1158# --enable-devel-docs: 'yes' user instructs the module to generate developer docs 1159# 'no' user instructs the module not to generate developer docs 1160# parm1: specify the default value, yes or no. 1161# 1162AC_DEFUN([XORG_ENABLE_DEVEL_DOCS],[ 1163m4_define([devel_default], m4_default([$1], [yes])) 1164AC_ARG_ENABLE(devel-docs, 1165 AS_HELP_STRING([--enable-devel-docs], 1166 [Enable building the developer documentation (default: ]devel_default[)]), 1167 [build_devel_docs=$enableval], [build_devel_docs=]devel_default) 1168m4_undefine([devel_default]) 1169AM_CONDITIONAL(ENABLE_DEVEL_DOCS, [test x$build_devel_docs = xyes]) 1170AC_MSG_CHECKING([whether to build developer documentation]) 1171AC_MSG_RESULT([$build_devel_docs]) 1172]) # XORG_ENABLE_DEVEL_DOCS 1173 1174# XORG_ENABLE_SPECS (enable_specs=yes) 1175# ---------------- 1176# Minimum version: 1.6.0 1177# 1178# This macro enables a builder to skip all functional specification targets. 1179# Combined with the specific tool checking macros XORG_WITH_*, it provides 1180# maximum flexibilty in controlling documentation building. 1181# Refer to: 1182# XORG_WITH_XMLTO --with-xmlto 1183# XORG_WITH_ASCIIDOC --with-asciidoc 1184# XORG_WITH_DOXYGEN --with-doxygen 1185# XORG_WITH_FOP --with-fop 1186# XORG_WITH_GROFF --with-groff 1187# XORG_WITH_PS2PDF --with-ps2pdf 1188# 1189# Interface to module: 1190# ENABLE_SPECS: used in makefiles to conditionally generate specs 1191# --enable-specs: 'yes' user instructs the module to generate specs 1192# 'no' user instructs the module not to generate specs 1193# parm1: specify the default value, yes or no. 1194# 1195AC_DEFUN([XORG_ENABLE_SPECS],[ 1196m4_define([spec_default], m4_default([$1], [yes])) 1197AC_ARG_ENABLE(specs, 1198 AS_HELP_STRING([--enable-specs], 1199 [Enable building the specs (default: ]spec_default[)]), 1200 [build_specs=$enableval], [build_specs=]spec_default) 1201m4_undefine([spec_default]) 1202AM_CONDITIONAL(ENABLE_SPECS, [test x$build_specs = xyes]) 1203AC_MSG_CHECKING([whether to build functional specifications]) 1204AC_MSG_RESULT([$build_specs]) 1205]) # XORG_ENABLE_SPECS 1206 1207# XORG_ENABLE_UNIT_TESTS (enable_unit_tests=auto) 1208# ---------------------------------------------- 1209# Minimum version: 1.13.0 1210# 1211# This macro enables a builder to enable/disable unit testing 1212# It makes no assumption about the test cases implementation 1213# Test cases may or may not use Automake "Support for test suites" 1214# They may or may not use the software utility library GLib 1215# 1216# When used in conjunction with XORG_WITH_GLIB, use both AM_CONDITIONAL 1217# ENABLE_UNIT_TESTS and HAVE_GLIB. Not all unit tests may use glib. 1218# The variable enable_unit_tests is used by other macros in this file. 1219# 1220# Interface to module: 1221# ENABLE_UNIT_TESTS: used in makefiles to conditionally build tests 1222# enable_unit_tests: used in configure.ac for additional configuration 1223# --enable-unit-tests: 'yes' user instructs the module to build tests 1224# 'no' user instructs the module not to build tests 1225# parm1: specify the default value, yes or no. 1226# 1227AC_DEFUN([XORG_ENABLE_UNIT_TESTS],[ 1228AC_BEFORE([$0], [XORG_WITH_GLIB]) 1229AC_BEFORE([$0], [XORG_LD_WRAP]) 1230AC_REQUIRE([XORG_MEMORY_CHECK_FLAGS]) 1231m4_define([_defopt], m4_default([$1], [auto])) 1232AC_ARG_ENABLE(unit-tests, AS_HELP_STRING([--enable-unit-tests], 1233 [Enable building unit test cases (default: ]_defopt[)]), 1234 [enable_unit_tests=$enableval], [enable_unit_tests=]_defopt) 1235m4_undefine([_defopt]) 1236AM_CONDITIONAL(ENABLE_UNIT_TESTS, [test "x$enable_unit_tests" != xno]) 1237AC_MSG_CHECKING([whether to build unit test cases]) 1238AC_MSG_RESULT([$enable_unit_tests]) 1239]) # XORG_ENABLE_UNIT_TESTS 1240 1241# XORG_ENABLE_INTEGRATION_TESTS (enable_unit_tests=auto) 1242# ------------------------------------------------------ 1243# Minimum version: 1.17.0 1244# 1245# This macro enables a builder to enable/disable integration testing 1246# It makes no assumption about the test cases' implementation 1247# Test cases may or may not use Automake "Support for test suites" 1248# 1249# Please see XORG_ENABLE_UNIT_TESTS for unit test support. Unit test support 1250# usually requires less dependencies and may be built and run under less 1251# stringent environments than integration tests. 1252# 1253# Interface to module: 1254# ENABLE_INTEGRATION_TESTS: used in makefiles to conditionally build tests 1255# enable_integration_tests: used in configure.ac for additional configuration 1256# --enable-integration-tests: 'yes' user instructs the module to build tests 1257# 'no' user instructs the module not to build tests 1258# parm1: specify the default value, yes or no. 1259# 1260AC_DEFUN([XORG_ENABLE_INTEGRATION_TESTS],[ 1261AC_REQUIRE([XORG_MEMORY_CHECK_FLAGS]) 1262m4_define([_defopt], m4_default([$1], [auto])) 1263AC_ARG_ENABLE(integration-tests, AS_HELP_STRING([--enable-integration-tests], 1264 [Enable building integration test cases (default: ]_defopt[)]), 1265 [enable_integration_tests=$enableval], 1266 [enable_integration_tests=]_defopt) 1267m4_undefine([_defopt]) 1268AM_CONDITIONAL([ENABLE_INTEGRATION_TESTS], 1269 [test "x$enable_integration_tests" != xno]) 1270AC_MSG_CHECKING([whether to build unit test cases]) 1271AC_MSG_RESULT([$enable_integration_tests]) 1272]) # XORG_ENABLE_INTEGRATION_TESTS 1273 1274# XORG_WITH_GLIB([MIN-VERSION], [DEFAULT]) 1275# ---------------------------------------- 1276# Minimum version: 1.13.0 1277# 1278# GLib is a library which provides advanced data structures and functions. 1279# This macro enables a module to test for the presence of Glib. 1280# 1281# When used with ENABLE_UNIT_TESTS, it is assumed GLib is used for unit testing. 1282# Otherwise the value of $enable_unit_tests is blank. 1283# 1284# Please see XORG_ENABLE_INTEGRATION_TESTS for integration test support. Unit 1285# test support usually requires less dependencies and may be built and run under 1286# less stringent environments than integration tests. 1287# 1288# Interface to module: 1289# HAVE_GLIB: used in makefiles to conditionally build targets 1290# with_glib: used in configure.ac to know if GLib has been found 1291# --with-glib: 'yes' user instructs the module to use glib 1292# 'no' user instructs the module not to use glib 1293# 1294AC_DEFUN([XORG_WITH_GLIB],[ 1295AC_REQUIRE([PKG_PROG_PKG_CONFIG]) 1296m4_define([_defopt], m4_default([$2], [auto])) 1297AC_ARG_WITH(glib, AS_HELP_STRING([--with-glib], 1298 [Use GLib library for unit testing (default: ]_defopt[)]), 1299 [with_glib=$withval], [with_glib=]_defopt) 1300m4_undefine([_defopt]) 1301 1302have_glib=no 1303# Do not probe GLib if user explicitly disabled unit testing 1304if test "x$enable_unit_tests" != x"no"; then 1305 # Do not probe GLib if user explicitly disabled it 1306 if test "x$with_glib" != x"no"; then 1307 m4_ifval( 1308 [$1], 1309 [PKG_CHECK_MODULES([GLIB], [glib-2.0 >= $1], [have_glib=yes], [have_glib=no])], 1310 [PKG_CHECK_MODULES([GLIB], [glib-2.0], [have_glib=yes], [have_glib=no])] 1311 ) 1312 fi 1313fi 1314 1315# Not having GLib when unit testing has been explicitly requested is an error 1316if test "x$enable_unit_tests" = x"yes"; then 1317 if test "x$have_glib" = x"no"; then 1318 AC_MSG_ERROR([--enable-unit-tests=yes specified but glib-2.0 not found]) 1319 fi 1320fi 1321 1322# Having unit testing disabled when GLib has been explicitly requested is an error 1323if test "x$enable_unit_tests" = x"no"; then 1324 if test "x$with_glib" = x"yes"; then 1325 AC_MSG_ERROR([--enable-unit-tests=yes specified but glib-2.0 not found]) 1326 fi 1327fi 1328 1329# Not having GLib when it has been explicitly requested is an error 1330if test "x$with_glib" = x"yes"; then 1331 if test "x$have_glib" = x"no"; then 1332 AC_MSG_ERROR([--with-glib=yes specified but glib-2.0 not found]) 1333 fi 1334fi 1335 1336AM_CONDITIONAL([HAVE_GLIB], [test "$have_glib" = yes]) 1337]) # XORG_WITH_GLIB 1338 1339# XORG_LD_WRAP([required|optional]) 1340# --------------------------------- 1341# Minimum version: 1.13.0 1342# 1343# Check if linker supports -wrap, passed via compiler flags 1344# 1345# When used with ENABLE_UNIT_TESTS, it is assumed -wrap is used for unit testing. 1346# Otherwise the value of $enable_unit_tests is blank. 1347# 1348# Argument added in 1.16.0 - default is "required", to match existing behavior 1349# of returning an error if enable_unit_tests is yes, and ld -wrap is not 1350# available, an argument of "optional" allows use when some unit tests require 1351# ld -wrap and others do not. 1352# 1353AC_DEFUN([XORG_LD_WRAP],[ 1354XORG_CHECK_LINKER_FLAGS([-Wl,-wrap,exit],[have_ld_wrap=yes],[have_ld_wrap=no], 1355 [AC_LANG_PROGRAM([#include <stdlib.h> 1356 void __wrap_exit(int status) { return; }], 1357 [exit(0);])]) 1358# Not having ld wrap when unit testing has been explicitly requested is an error 1359if test "x$enable_unit_tests" = x"yes" -a "x$1" != "xoptional"; then 1360 if test "x$have_ld_wrap" = x"no"; then 1361 AC_MSG_ERROR([--enable-unit-tests=yes specified but ld -wrap support is not available]) 1362 fi 1363fi 1364AM_CONDITIONAL([HAVE_LD_WRAP], [test "$have_ld_wrap" = yes]) 1365# 1366]) # XORG_LD_WRAP 1367 1368# XORG_CHECK_LINKER_FLAGS 1369# ----------------------- 1370# SYNOPSIS 1371# 1372# XORG_CHECK_LINKER_FLAGS(FLAGS, [ACTION-SUCCESS], [ACTION-FAILURE], [PROGRAM-SOURCE]) 1373# 1374# DESCRIPTION 1375# 1376# Check whether the given linker FLAGS work with the current language's 1377# linker, or whether they give an error. 1378# 1379# ACTION-SUCCESS/ACTION-FAILURE are shell commands to execute on 1380# success/failure. 1381# 1382# PROGRAM-SOURCE is the program source to link with, if needed 1383# 1384# NOTE: Based on AX_CHECK_COMPILER_FLAGS. 1385# 1386# LICENSE 1387# 1388# Copyright (c) 2009 Mike Frysinger <vapier@gentoo.org> 1389# Copyright (c) 2009 Steven G. Johnson <stevenj@alum.mit.edu> 1390# Copyright (c) 2009 Matteo Frigo 1391# 1392# This program is free software: you can redistribute it and/or modify it 1393# under the terms of the GNU General Public License as published by the 1394# Free Software Foundation, either version 3 of the License, or (at your 1395# option) any later version. 1396# 1397# This program is distributed in the hope that it will be useful, but 1398# WITHOUT ANY WARRANTY; without even the implied warranty of 1399# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General 1400# Public License for more details. 1401# 1402# You should have received a copy of the GNU General Public License along 1403# with this program. If not, see <http://www.gnu.org/licenses/>. 1404# 1405# As a special exception, the respective Autoconf Macro's copyright owner 1406# gives unlimited permission to copy, distribute and modify the configure 1407# scripts that are the output of Autoconf when processing the Macro. You 1408# need not follow the terms of the GNU General Public License when using 1409# or distributing such scripts, even though portions of the text of the 1410# Macro appear in them. The GNU General Public License (GPL) does govern 1411# all other use of the material that constitutes the Autoconf Macro. 1412# 1413# This special exception to the GPL applies to versions of the Autoconf 1414# Macro released by the Autoconf Archive. When you make and distribute a 1415# modified version of the Autoconf Macro, you may extend this special 1416# exception to the GPL to apply to your modified version as well.# 1417AC_DEFUN([XORG_CHECK_LINKER_FLAGS], 1418[AC_MSG_CHECKING([whether the linker accepts $1]) 1419dnl Some hackery here since AC_CACHE_VAL can't handle a non-literal varname: 1420AS_LITERAL_IF([$1], 1421 [AC_CACHE_VAL(AS_TR_SH(xorg_cv_linker_flags_[$1]), [ 1422 ax_save_FLAGS=$LDFLAGS 1423 LDFLAGS="$1" 1424 AC_LINK_IFELSE([m4_default([$4],[AC_LANG_PROGRAM()])], 1425 AS_TR_SH(xorg_cv_linker_flags_[$1])=yes, 1426 AS_TR_SH(xorg_cv_linker_flags_[$1])=no) 1427 LDFLAGS=$ax_save_FLAGS])], 1428 [ax_save_FLAGS=$LDFLAGS 1429 LDFLAGS="$1" 1430 AC_LINK_IFELSE([AC_LANG_PROGRAM()], 1431 eval AS_TR_SH(xorg_cv_linker_flags_[$1])=yes, 1432 eval AS_TR_SH(xorg_cv_linker_flags_[$1])=no) 1433 LDFLAGS=$ax_save_FLAGS]) 1434eval xorg_check_linker_flags=$AS_TR_SH(xorg_cv_linker_flags_[$1]) 1435AC_MSG_RESULT($xorg_check_linker_flags) 1436if test "x$xorg_check_linker_flags" = xyes; then 1437 m4_default([$2], :) 1438else 1439 m4_default([$3], :) 1440fi 1441]) # XORG_CHECK_LINKER_FLAGS 1442 1443# XORG_MEMORY_CHECK_FLAGS 1444# ----------------------- 1445# Minimum version: 1.16.0 1446# 1447# This macro attempts to find appropriate memory checking functionality 1448# for various platforms which unit testing code may use to catch various 1449# forms of memory allocation and access errors in testing. 1450# 1451# Interface to module: 1452# XORG_MALLOC_DEBUG_ENV - environment variables to set to enable debugging 1453# Usually added to TESTS_ENVIRONMENT in Makefile.am 1454# 1455# If the user sets the value of XORG_MALLOC_DEBUG_ENV, it is used verbatim. 1456# 1457AC_DEFUN([XORG_MEMORY_CHECK_FLAGS],[ 1458 1459AC_REQUIRE([AC_CANONICAL_HOST]) 1460AC_ARG_VAR([XORG_MALLOC_DEBUG_ENV], 1461 [Environment variables to enable memory checking in tests]) 1462 1463# Check for different types of support on different platforms 1464case $host_os in 1465 solaris*) 1466 AC_CHECK_LIB([umem], [umem_alloc], 1467 [malloc_debug_env='LD_PRELOAD=libumem.so UMEM_DEBUG=default']) 1468 ;; 1469 *-gnu*) # GNU libc - Value is used as a single byte bit pattern, 1470 # both directly and inverted, so should not be 0 or 255. 1471 malloc_debug_env='MALLOC_PERTURB_=15' 1472 ;; 1473 darwin*) 1474 malloc_debug_env='MallocPreScribble=1 MallocScribble=1 DYLD_INSERT_LIBRARIES=/usr/lib/libgmalloc.dylib' 1475 ;; 1476 *bsd*) 1477 malloc_debug_env='MallocPreScribble=1 MallocScribble=1' 1478 ;; 1479esac 1480 1481# User supplied flags override default flags 1482if test "x$XORG_MALLOC_DEBUG_ENV" != "x"; then 1483 malloc_debug_env="$XORG_MALLOC_DEBUG_ENV" 1484fi 1485 1486AC_SUBST([XORG_MALLOC_DEBUG_ENV],[$malloc_debug_env]) 1487]) # XORG_WITH_LINT 1488 1489# XORG_CHECK_MALLOC_ZERO 1490# ---------------------- 1491# Minimum version: 1.0.0 1492# 1493# Defines {MALLOC,XMALLOC,XTMALLOC}_ZERO_CFLAGS appropriately if 1494# malloc(0) returns NULL. Packages should add one of these cflags to 1495# their AM_CFLAGS (or other appropriate *_CFLAGS) to use them. 1496AC_DEFUN([XORG_CHECK_MALLOC_ZERO],[ 1497AC_ARG_ENABLE(malloc0returnsnull, 1498 AS_HELP_STRING([--enable-malloc0returnsnull], 1499 [malloc(0) returns NULL (default: auto)]), 1500 [MALLOC_ZERO_RETURNS_NULL=$enableval], 1501 [MALLOC_ZERO_RETURNS_NULL=auto]) 1502 1503AC_MSG_CHECKING([whether malloc(0) returns NULL]) 1504if test "x$MALLOC_ZERO_RETURNS_NULL" = xauto; then 1505 AC_RUN_IFELSE([AC_LANG_PROGRAM([ 1506#include <stdlib.h> 1507],[ 1508 char *m0, *r0, *c0, *p; 1509 m0 = malloc(0); 1510 p = malloc(10); 1511 r0 = realloc(p,0); 1512 c0 = calloc(0,10); 1513 exit((m0 == 0 || r0 == 0 || c0 == 0) ? 0 : 1); 1514])], 1515 [MALLOC_ZERO_RETURNS_NULL=yes], 1516 [MALLOC_ZERO_RETURNS_NULL=no], 1517 [MALLOC_ZERO_RETURNS_NULL=yes]) 1518fi 1519AC_MSG_RESULT([$MALLOC_ZERO_RETURNS_NULL]) 1520 1521if test "x$MALLOC_ZERO_RETURNS_NULL" = xyes; then 1522 MALLOC_ZERO_CFLAGS="-DMALLOC_0_RETURNS_NULL" 1523 XMALLOC_ZERO_CFLAGS=$MALLOC_ZERO_CFLAGS 1524 XTMALLOC_ZERO_CFLAGS="$MALLOC_ZERO_CFLAGS -DXTMALLOC_BC" 1525else 1526 MALLOC_ZERO_CFLAGS="" 1527 XMALLOC_ZERO_CFLAGS="" 1528 XTMALLOC_ZERO_CFLAGS="" 1529fi 1530 1531AC_SUBST([MALLOC_ZERO_CFLAGS]) 1532AC_SUBST([XMALLOC_ZERO_CFLAGS]) 1533AC_SUBST([XTMALLOC_ZERO_CFLAGS]) 1534]) # XORG_CHECK_MALLOC_ZERO 1535 1536# XORG_WITH_LINT() 1537# ---------------- 1538# Minimum version: 1.1.0 1539# 1540# This macro enables the use of a tool that flags some suspicious and 1541# non-portable constructs (likely to be bugs) in C language source code. 1542# It will attempt to locate the tool and use appropriate options. 1543# There are various lint type tools on different platforms. 1544# 1545# Interface to module: 1546# LINT: returns the path to the tool found on the platform 1547# or the value set to LINT on the configure cmd line 1548# also an Automake conditional 1549# LINT_FLAGS: an Automake variable with appropriate flags 1550# 1551# --with-lint: 'yes' user instructs the module to use lint 1552# 'no' user instructs the module not to use lint (default) 1553# 1554# If the user sets the value of LINT, AC_PATH_PROG skips testing the path. 1555# If the user sets the value of LINT_FLAGS, they are used verbatim. 1556# 1557AC_DEFUN([XORG_WITH_LINT],[ 1558 1559AC_ARG_VAR([LINT], [Path to a lint-style command]) 1560AC_ARG_VAR([LINT_FLAGS], [Flags for the lint-style command]) 1561AC_ARG_WITH(lint, [AS_HELP_STRING([--with-lint], 1562 [Use a lint-style source code checker (default: disabled)])], 1563 [use_lint=$withval], [use_lint=no]) 1564 1565# Obtain platform specific info like program name and options 1566# The lint program on FreeBSD and NetBSD is different from the one on Solaris 1567case $host_os in 1568 *linux* | *openbsd* | kfreebsd*-gnu | darwin* | cygwin*) 1569 lint_name=splint 1570 lint_options="-badflag" 1571 ;; 1572 *freebsd* | *netbsd*) 1573 lint_name=lint 1574 lint_options="-u -b" 1575 ;; 1576 *solaris*) 1577 lint_name=lint 1578 lint_options="-u -b -h -erroff=E_INDISTING_FROM_TRUNC2" 1579 ;; 1580esac 1581 1582# Test for the presence of the program (either guessed by the code or spelled out by the user) 1583if test "x$use_lint" = x"yes" ; then 1584 AC_PATH_PROG([LINT], [$lint_name]) 1585 if test "x$LINT" = "x"; then 1586 AC_MSG_ERROR([--with-lint=yes specified but lint-style tool not found in PATH]) 1587 fi 1588elif test "x$use_lint" = x"no" ; then 1589 if test "x$LINT" != "x"; then 1590 AC_MSG_WARN([ignoring LINT environment variable since --with-lint=no was specified]) 1591 fi 1592else 1593 AC_MSG_ERROR([--with-lint expects 'yes' or 'no'. Use LINT variable to specify path.]) 1594fi 1595 1596# User supplied flags override default flags 1597if test "x$LINT_FLAGS" != "x"; then 1598 lint_options=$LINT_FLAGS 1599fi 1600 1601AC_SUBST([LINT_FLAGS],[$lint_options]) 1602AM_CONDITIONAL(LINT, [test "x$LINT" != x]) 1603 1604]) # XORG_WITH_LINT 1605 1606# XORG_LINT_LIBRARY(LIBNAME) 1607# -------------------------- 1608# Minimum version: 1.1.0 1609# 1610# Sets up flags for building lint libraries for checking programs that call 1611# functions in the library. 1612# 1613# Interface to module: 1614# LINTLIB - Automake variable with the name of lint library file to make 1615# MAKE_LINT_LIB - Automake conditional 1616# 1617# --enable-lint-library: - 'yes' user instructs the module to created a lint library 1618# - 'no' user instructs the module not to create a lint library (default) 1619 1620AC_DEFUN([XORG_LINT_LIBRARY],[ 1621AC_REQUIRE([XORG_WITH_LINT]) 1622AC_ARG_ENABLE(lint-library, [AS_HELP_STRING([--enable-lint-library], 1623 [Create lint library (default: disabled)])], 1624 [make_lint_lib=$enableval], [make_lint_lib=no]) 1625 1626if test "x$make_lint_lib" = x"yes" ; then 1627 LINTLIB=llib-l$1.ln 1628 if test "x$LINT" = "x"; then 1629 AC_MSG_ERROR([Cannot make lint library without --with-lint]) 1630 fi 1631elif test "x$make_lint_lib" != x"no" ; then 1632 AC_MSG_ERROR([--enable-lint-library expects 'yes' or 'no'.]) 1633fi 1634 1635AC_SUBST(LINTLIB) 1636AM_CONDITIONAL(MAKE_LINT_LIB, [test x$make_lint_lib != xno]) 1637 1638]) # XORG_LINT_LIBRARY 1639 1640# XORG_COMPILER_BRAND 1641# ------------------- 1642# Minimum version: 1.14.0 1643# 1644# Checks for various brands of compilers and sets flags as appropriate: 1645# GNU gcc - relies on AC_PROG_CC (via AC_PROG_CC_C99) to set GCC to "yes" 1646# GNU g++ - relies on AC_PROG_CXX to set GXX to "yes" 1647# clang compiler - sets CLANGCC to "yes" 1648# Intel compiler - sets INTELCC to "yes" 1649# Sun/Oracle Solaris Studio cc - sets SUNCC to "yes" 1650# 1651AC_DEFUN([XORG_COMPILER_BRAND], [ 1652AC_LANG_CASE( 1653 [C], [ 1654 AC_REQUIRE([AC_PROG_CC_C99]) 1655 ], 1656 [C++], [ 1657 AC_REQUIRE([AC_PROG_CXX]) 1658 ] 1659) 1660AC_CHECK_DECL([__clang__], [CLANGCC="yes"], [CLANGCC="no"]) 1661AC_CHECK_DECL([__INTEL_COMPILER], [INTELCC="yes"], [INTELCC="no"]) 1662AC_CHECK_DECL([__SUNPRO_C], [SUNCC="yes"], [SUNCC="no"]) 1663]) # XORG_COMPILER_BRAND 1664 1665# XORG_TESTSET_CFLAG(<variable>, <flag>, [<alternative flag>, ...]) 1666# --------------- 1667# Minimum version: 1.16.0 1668# 1669# Test if the compiler works when passed the given flag as a command line argument. 1670# If it succeeds, the flag is appeneded to the given variable. If not, it tries the 1671# next flag in the list until there are no more options. 1672# 1673# Note that this does not guarantee that the compiler supports the flag as some 1674# compilers will simply ignore arguments that they do not understand, but we do 1675# attempt to weed out false positives by using -Werror=unknown-warning-option and 1676# -Werror=unused-command-line-argument 1677# 1678AC_DEFUN([XORG_TESTSET_CFLAG], [ 1679m4_if([$#], 0, [m4_fatal([XORG_TESTSET_CFLAG was given with an unsupported number of arguments])]) 1680m4_if([$#], 1, [m4_fatal([XORG_TESTSET_CFLAG was given with an unsupported number of arguments])]) 1681 1682AC_LANG_COMPILER_REQUIRE 1683 1684AC_LANG_CASE( 1685 [C], [ 1686 AC_REQUIRE([AC_PROG_CC_C99]) 1687 define([PREFIX], [C]) 1688 define([CACHE_PREFIX], [cc]) 1689 define([COMPILER], [$CC]) 1690 ], 1691 [C++], [ 1692 define([PREFIX], [CXX]) 1693 define([CACHE_PREFIX], [cxx]) 1694 define([COMPILER], [$CXX]) 1695 ] 1696) 1697 1698[xorg_testset_save_]PREFIX[FLAGS]="$PREFIX[FLAGS]" 1699 1700if test "x$[xorg_testset_]CACHE_PREFIX[_unknown_warning_option]" = "x" ; then 1701 PREFIX[FLAGS]="$PREFIX[FLAGS] -Werror=unknown-warning-option" 1702 AC_CACHE_CHECK([if ]COMPILER[ supports -Werror=unknown-warning-option], 1703 [xorg_cv_]CACHE_PREFIX[_flag_unknown_warning_option], 1704 AC_COMPILE_IFELSE([AC_LANG_SOURCE([int i;])], 1705 [xorg_cv_]CACHE_PREFIX[_flag_unknown_warning_option=yes], 1706 [xorg_cv_]CACHE_PREFIX[_flag_unknown_warning_option=no])) 1707 [xorg_testset_]CACHE_PREFIX[_unknown_warning_option]=$[xorg_cv_]CACHE_PREFIX[_flag_unknown_warning_option] 1708 PREFIX[FLAGS]="$[xorg_testset_save_]PREFIX[FLAGS]" 1709fi 1710 1711if test "x$[xorg_testset_]CACHE_PREFIX[_unused_command_line_argument]" = "x" ; then 1712 if test "x$[xorg_testset_]CACHE_PREFIX[_unknown_warning_option]" = "xyes" ; then 1713 PREFIX[FLAGS]="$PREFIX[FLAGS] -Werror=unknown-warning-option" 1714 fi 1715 PREFIX[FLAGS]="$PREFIX[FLAGS] -Werror=unused-command-line-argument" 1716 AC_CACHE_CHECK([if ]COMPILER[ supports -Werror=unused-command-line-argument], 1717 [xorg_cv_]CACHE_PREFIX[_flag_unused_command_line_argument], 1718 AC_COMPILE_IFELSE([AC_LANG_SOURCE([int i;])], 1719 [xorg_cv_]CACHE_PREFIX[_flag_unused_command_line_argument=yes], 1720 [xorg_cv_]CACHE_PREFIX[_flag_unused_command_line_argument=no])) 1721 [xorg_testset_]CACHE_PREFIX[_unused_command_line_argument]=$[xorg_cv_]CACHE_PREFIX[_flag_unused_command_line_argument] 1722 PREFIX[FLAGS]="$[xorg_testset_save_]PREFIX[FLAGS]" 1723fi 1724 1725found="no" 1726m4_foreach([flag], m4_cdr($@), [ 1727 if test $found = "no" ; then 1728 if test "x$xorg_testset_]CACHE_PREFIX[_unknown_warning_option" = "xyes" ; then 1729 PREFIX[FLAGS]="$PREFIX[FLAGS] -Werror=unknown-warning-option" 1730 fi 1731 1732 if test "x$xorg_testset_]CACHE_PREFIX[_unused_command_line_argument" = "xyes" ; then 1733 PREFIX[FLAGS]="$PREFIX[FLAGS] -Werror=unused-command-line-argument" 1734 fi 1735 1736 PREFIX[FLAGS]="$PREFIX[FLAGS] ]flag[" 1737 1738dnl Some hackery here since AC_CACHE_VAL can't handle a non-literal varname 1739 AC_MSG_CHECKING([if ]COMPILER[ supports ]flag[]) 1740 cacheid=AS_TR_SH([xorg_cv_]CACHE_PREFIX[_flag_]flag[]) 1741 AC_CACHE_VAL($cacheid, 1742 [AC_LINK_IFELSE([AC_LANG_PROGRAM([int i;])], 1743 [eval $cacheid=yes], 1744 [eval $cacheid=no])]) 1745 1746 PREFIX[FLAGS]="$[xorg_testset_save_]PREFIX[FLAGS]" 1747 1748 eval supported=\$$cacheid 1749 AC_MSG_RESULT([$supported]) 1750 if test "$supported" = "yes" ; then 1751 $1="$$1 ]flag[" 1752 found="yes" 1753 fi 1754 fi 1755]) 1756]) # XORG_TESTSET_CFLAG 1757 1758# XORG_COMPILER_FLAGS 1759# --------------- 1760# Minimum version: 1.16.0 1761# 1762# Defines BASE_CFLAGS or BASE_CXXFLAGS to contain a set of command line 1763# arguments supported by the selected compiler which do NOT alter the generated 1764# code. These arguments will cause the compiler to print various warnings 1765# during compilation AND turn a conservative set of warnings into errors. 1766# 1767# The set of flags supported by BASE_CFLAGS and BASE_CXXFLAGS will grow in 1768# future versions of util-macros as options are added to new compilers. 1769# 1770AC_DEFUN([XORG_COMPILER_FLAGS], [ 1771AC_REQUIRE([XORG_COMPILER_BRAND]) 1772 1773AC_ARG_ENABLE(selective-werror, 1774 AS_HELP_STRING([--disable-selective-werror], 1775 [Turn off selective compiler errors. (default: enabled)]), 1776 [SELECTIVE_WERROR=$enableval], 1777 [SELECTIVE_WERROR=yes]) 1778 1779AC_LANG_CASE( 1780 [C], [ 1781 define([PREFIX], [C]) 1782 ], 1783 [C++], [ 1784 define([PREFIX], [CXX]) 1785 ] 1786) 1787# -v is too short to test reliably with XORG_TESTSET_CFLAG 1788if test "x$SUNCC" = "xyes"; then 1789 [BASE_]PREFIX[FLAGS]="-v" 1790else 1791 [BASE_]PREFIX[FLAGS]="" 1792fi 1793 1794# This chunk of warnings were those that existed in the legacy CWARNFLAGS 1795XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wall]) 1796XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wpointer-arith]) 1797XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wmissing-declarations]) 1798XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wformat=2], [-Wformat]) 1799 1800AC_LANG_CASE( 1801 [C], [ 1802 XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wstrict-prototypes]) 1803 XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wmissing-prototypes]) 1804 XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wnested-externs]) 1805 XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wbad-function-cast]) 1806 XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wold-style-definition]) 1807 XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wdeclaration-after-statement]) 1808 ] 1809) 1810 1811# This chunk adds additional warnings that could catch undesired effects. 1812XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wunused]) 1813XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wuninitialized]) 1814XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wshadow]) 1815XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wcast-qual]) 1816XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wmissing-noreturn]) 1817XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wmissing-format-attribute]) 1818XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wredundant-decls]) 1819 1820# These are currently disabled because they are noisy. They will be enabled 1821# in the future once the codebase is sufficiently modernized to silence 1822# them. For now, I don't want them to drown out the other warnings. 1823# XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wlogical-op]) 1824# XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wparentheses]) 1825# XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wcast-align]) 1826 1827# Turn some warnings into errors, so we don't accidently get successful builds 1828# when there are problems that should be fixed. 1829 1830if test "x$SELECTIVE_WERROR" = "xyes" ; then 1831XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=implicit], [-errwarn=E_NO_EXPLICIT_TYPE_GIVEN -errwarn=E_NO_IMPLICIT_DECL_ALLOWED]) 1832XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=nonnull]) 1833XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=init-self]) 1834XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=main]) 1835XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=missing-braces]) 1836XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=sequence-point]) 1837XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=return-type], [-errwarn=E_FUNC_HAS_NO_RETURN_STMT]) 1838XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=trigraphs]) 1839XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=array-bounds]) 1840XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=write-strings]) 1841XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=address]) 1842XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=int-to-pointer-cast], [-errwarn=E_BAD_PTR_INT_COMBINATION]) 1843XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=pointer-to-int-cast]) # Also -errwarn=E_BAD_PTR_INT_COMBINATION 1844else 1845AC_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]) 1846XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wimplicit]) 1847XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wnonnull]) 1848XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Winit-self]) 1849XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wmain]) 1850XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wmissing-braces]) 1851XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wsequence-point]) 1852XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wreturn-type]) 1853XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wtrigraphs]) 1854XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Warray-bounds]) 1855XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wwrite-strings]) 1856XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Waddress]) 1857XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wint-to-pointer-cast]) 1858XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wpointer-to-int-cast]) 1859fi 1860 1861AC_SUBST([BASE_]PREFIX[FLAGS]) 1862]) # XORG_COMPILER_FLAGS 1863 1864# XORG_CWARNFLAGS 1865# --------------- 1866# Minimum version: 1.2.0 1867# Deprecated since: 1.16.0 (Use XORG_COMPILER_FLAGS instead) 1868# 1869# Defines CWARNFLAGS to enable C compiler warnings. 1870# 1871# This function is deprecated because it defines -fno-strict-aliasing 1872# which alters the code generated by the compiler. If -fno-strict-aliasing 1873# is needed, then it should be added explicitly in the module when 1874# it is updated to use BASE_CFLAGS. 1875# 1876AC_DEFUN([XORG_CWARNFLAGS], [ 1877AC_REQUIRE([XORG_COMPILER_FLAGS]) 1878AC_REQUIRE([XORG_COMPILER_BRAND]) 1879AC_LANG_CASE( 1880 [C], [ 1881 CWARNFLAGS="$BASE_CFLAGS" 1882 if test "x$GCC" = xyes ; then 1883 CWARNFLAGS="$CWARNFLAGS -fno-strict-aliasing" 1884 fi 1885 AC_SUBST(CWARNFLAGS) 1886 ] 1887) 1888]) # XORG_CWARNFLAGS 1889 1890# XORG_STRICT_OPTION 1891# ----------------------- 1892# Minimum version: 1.3.0 1893# 1894# Add configure option to enable strict compilation flags, such as treating 1895# warnings as fatal errors. 1896# If --enable-strict-compilation is passed to configure, adds strict flags to 1897# $BASE_CFLAGS or $BASE_CXXFLAGS and the deprecated $CWARNFLAGS. 1898# 1899# Starting in 1.14.0 also exports $STRICT_CFLAGS for use in other tests or 1900# when strict compilation is unconditionally desired. 1901AC_DEFUN([XORG_STRICT_OPTION], [ 1902AC_REQUIRE([XORG_CWARNFLAGS]) 1903AC_REQUIRE([XORG_COMPILER_FLAGS]) 1904 1905AC_ARG_ENABLE(strict-compilation, 1906 AS_HELP_STRING([--enable-strict-compilation], 1907 [Enable all warnings from compiler and make them errors (default: disabled)]), 1908 [STRICT_COMPILE=$enableval], [STRICT_COMPILE=no]) 1909 1910AC_LANG_CASE( 1911 [C], [ 1912 define([PREFIX], [C]) 1913 ], 1914 [C++], [ 1915 define([PREFIX], [CXX]) 1916 ] 1917) 1918 1919[STRICT_]PREFIX[FLAGS]="" 1920XORG_TESTSET_CFLAG([[STRICT_]PREFIX[FLAGS]], [-pedantic]) 1921XORG_TESTSET_CFLAG([[STRICT_]PREFIX[FLAGS]], [-Werror], [-errwarn]) 1922 1923# Earlier versions of gcc (eg: 4.2) support -Werror=attributes, but do not 1924# activate it with -Werror, so we add it here explicitly. 1925XORG_TESTSET_CFLAG([[STRICT_]PREFIX[FLAGS]], [-Werror=attributes]) 1926 1927if test "x$STRICT_COMPILE" = "xyes"; then 1928 [BASE_]PREFIX[FLAGS]="$[BASE_]PREFIX[FLAGS] $[STRICT_]PREFIX[FLAGS]" 1929 AC_LANG_CASE([C], [CWARNFLAGS="$CWARNFLAGS $STRICT_CFLAGS"]) 1930fi 1931AC_SUBST([STRICT_]PREFIX[FLAGS]) 1932AC_SUBST([BASE_]PREFIX[FLAGS]) 1933AC_LANG_CASE([C], AC_SUBST([CWARNFLAGS])) 1934]) # XORG_STRICT_OPTION 1935 1936# XORG_DEFAULT_OPTIONS 1937# -------------------- 1938# Minimum version: 1.3.0 1939# 1940# Defines default options for X.Org modules. 1941# 1942AC_DEFUN([XORG_DEFAULT_OPTIONS], [ 1943AC_REQUIRE([AC_PROG_INSTALL]) 1944XORG_COMPILER_FLAGS 1945XORG_CWARNFLAGS 1946XORG_STRICT_OPTION 1947XORG_RELEASE_VERSION 1948XORG_CHANGELOG 1949XORG_INSTALL 1950XORG_MANPAGE_SECTIONS 1951m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])], 1952 [AC_SUBST([AM_DEFAULT_VERBOSITY], [1])]) 1953]) # XORG_DEFAULT_OPTIONS 1954 1955# XORG_INSTALL() 1956# ---------------- 1957# Minimum version: 1.4.0 1958# 1959# Defines the variable INSTALL_CMD as the command to copy 1960# INSTALL from $prefix/share/util-macros. 1961# 1962AC_DEFUN([XORG_INSTALL], [ 1963AC_REQUIRE([PKG_PROG_PKG_CONFIG]) 1964macros_datadir=`$PKG_CONFIG --print-errors --variable=pkgdatadir xorg-macros` 1965INSTALL_CMD="(cp -f "$macros_datadir/INSTALL" \$(top_srcdir)/.INSTALL.tmp && \ 1966mv \$(top_srcdir)/.INSTALL.tmp \$(top_srcdir)/INSTALL) \ 1967|| (rm -f \$(top_srcdir)/.INSTALL.tmp; 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Accept space and tab only in the latter. 2942am_lf=' 2943' 2944case `pwd` in 2945 *[[\\\"\#\$\&\'\`$am_lf]]*) 2946 AC_MSG_ERROR([unsafe absolute working directory name]);; 2947esac 2948case $srcdir in 2949 *[[\\\"\#\$\&\'\`$am_lf\ \ ]]*) 2950 AC_MSG_ERROR([unsafe srcdir value: '$srcdir']);; 2951esac 2952 2953# Do 'set' in a subshell so we don't clobber the current shell's 2954# arguments. 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Make sure there is not a broken 2975 alias in your environment]) 2976 fi 2977 if test "$[2]" = conftest.file || test $am_try -eq 2; then 2978 break 2979 fi 2980 # Just in case. 2981 sleep 1 2982 am_has_slept=yes 2983 done 2984 test "$[2]" = conftest.file 2985 ) 2986then 2987 # Ok. 2988 : 2989else 2990 AC_MSG_ERROR([newly created file is older than distributed files! 2991Check your system clock]) 2992fi 2993AC_MSG_RESULT([yes]) 2994# If we didn't sleep, we still need to ensure time stamps of config.status and 2995# generated files are strictly newer. 2996am_sleep_pid= 2997if grep 'slept: no' conftest.file >/dev/null 2>&1; then 2998 ( sleep 1 ) & 2999 am_sleep_pid=$! 3000fi 3001AC_CONFIG_COMMANDS_PRE( 3002 [AC_MSG_CHECKING([that generated files are newer than configure]) 3003 if test -n "$am_sleep_pid"; then 3004 # Hide warnings about reused PIDs. 3005 wait $am_sleep_pid 2>/dev/null 3006 fi 3007 AC_MSG_RESULT([done])]) 3008rm -f conftest.file 3009]) 3010 3011# Copyright (C) 2009-2013 Free Software Foundation, Inc. 3012# 3013# This file is free software; the Free Software Foundation 3014# gives unlimited permission to copy and/or distribute it, 3015# with or without modifications, as long as this notice is preserved. 3016 3017# AM_SILENT_RULES([DEFAULT]) 3018# -------------------------- 3019# Enable less verbose build rules; with the default set to DEFAULT 3020# ("yes" being less verbose, "no" or empty being verbose). 3021AC_DEFUN([AM_SILENT_RULES], 3022[AC_ARG_ENABLE([silent-rules], [dnl 3023AS_HELP_STRING( 3024 [--enable-silent-rules], 3025 [less verbose build output (undo: "make V=1")]) 3026AS_HELP_STRING( 3027 [--disable-silent-rules], 3028 [verbose build output (undo: "make V=0")])dnl 3029]) 3030case $enable_silent_rules in @%:@ ((( 3031 yes) AM_DEFAULT_VERBOSITY=0;; 3032 no) AM_DEFAULT_VERBOSITY=1;; 3033 *) AM_DEFAULT_VERBOSITY=m4_if([$1], [yes], [0], [1]);; 3034esac 3035dnl 3036dnl A few 'make' implementations (e.g., NonStop OS and NextStep) 3037dnl do not support nested variable expansions. 3038dnl See automake bug#9928 and bug#10237. 3039am_make=${MAKE-make} 3040AC_CACHE_CHECK([whether $am_make supports nested variables], 3041 [am_cv_make_support_nested_variables], 3042 [if AS_ECHO([['TRUE=$(BAR$(V)) 3043BAR0=false 3044BAR1=true 3045V=1 3046am__doit: 3047 @$(TRUE) 3048.PHONY: am__doit']]) | $am_make -f - >/dev/null 2>&1; then 3049 am_cv_make_support_nested_variables=yes 3050else 3051 am_cv_make_support_nested_variables=no 3052fi]) 3053if test $am_cv_make_support_nested_variables = yes; then 3054 dnl Using '$V' instead of '$(V)' breaks IRIX make. 3055 AM_V='$(V)' 3056 AM_DEFAULT_V='$(AM_DEFAULT_VERBOSITY)' 3057else 3058 AM_V=$AM_DEFAULT_VERBOSITY 3059 AM_DEFAULT_V=$AM_DEFAULT_VERBOSITY 3060fi 3061AC_SUBST([AM_V])dnl 3062AM_SUBST_NOTMAKE([AM_V])dnl 3063AC_SUBST([AM_DEFAULT_V])dnl 3064AM_SUBST_NOTMAKE([AM_DEFAULT_V])dnl 3065AC_SUBST([AM_DEFAULT_VERBOSITY])dnl 3066AM_BACKSLASH='\' 3067AC_SUBST([AM_BACKSLASH])dnl 3068_AM_SUBST_NOTMAKE([AM_BACKSLASH])dnl 3069]) 3070 3071# Copyright (C) 2001-2013 Free Software Foundation, Inc. 3072# 3073# This file is free software; the Free Software Foundation 3074# gives unlimited permission to copy and/or distribute it, 3075# with or without modifications, as long as this notice is preserved. 3076 3077# AM_PROG_INSTALL_STRIP 3078# --------------------- 3079# One issue with vendor 'install' (even GNU) is that you can't 3080# specify the program used to strip binaries. This is especially 3081# annoying in cross-compiling environments, where the build's strip 3082# is unlikely to handle the host's binaries. 3083# Fortunately install-sh will honor a STRIPPROG variable, so we 3084# always use install-sh in "make install-strip", and initialize 3085# STRIPPROG with the value of the STRIP variable (set by the user). 3086AC_DEFUN([AM_PROG_INSTALL_STRIP], 3087[AC_REQUIRE([AM_PROG_INSTALL_SH])dnl 3088# Installed binaries are usually stripped using 'strip' when the user 3089# run "make install-strip". However 'strip' might not be the right 3090# tool to use in cross-compilation environments, therefore Automake 3091# will honor the 'STRIP' environment variable to overrule this program. 3092dnl Don't test for $cross_compiling = yes, because it might be 'maybe'. 3093if test "$cross_compiling" != no; then 3094 AC_CHECK_TOOL([STRIP], [strip], :) 3095fi 3096INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s" 3097AC_SUBST([INSTALL_STRIP_PROGRAM])]) 3098 3099# Copyright (C) 2006-2013 Free Software Foundation, Inc. 3100# 3101# This file is free software; the Free Software Foundation 3102# gives unlimited permission to copy and/or distribute it, 3103# with or without modifications, as long as this notice is preserved. 3104 3105# _AM_SUBST_NOTMAKE(VARIABLE) 3106# --------------------------- 3107# Prevent Automake from outputting VARIABLE = @VARIABLE@ in Makefile.in. 3108# This macro is traced by Automake. 3109AC_DEFUN([_AM_SUBST_NOTMAKE]) 3110 3111# AM_SUBST_NOTMAKE(VARIABLE) 3112# -------------------------- 3113# Public sister of _AM_SUBST_NOTMAKE. 3114AC_DEFUN([AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE($@)]) 3115 3116# Check how to create a tarball. -*- Autoconf -*- 3117 3118# Copyright (C) 2004-2013 Free Software Foundation, Inc. 3119# 3120# This file is free software; the Free Software Foundation 3121# gives unlimited permission to copy and/or distribute it, 3122# with or without modifications, as long as this notice is preserved. 3123 3124# _AM_PROG_TAR(FORMAT) 3125# -------------------- 3126# Check how to create a tarball in format FORMAT. 3127# FORMAT should be one of 'v7', 'ustar', or 'pax'. 3128# 3129# Substitute a variable $(am__tar) that is a command 3130# writing to stdout a FORMAT-tarball containing the directory 3131# $tardir. 3132# tardir=directory && $(am__tar) > result.tar 3133# 3134# Substitute a variable $(am__untar) that extract such 3135# a tarball read from stdin. 3136# $(am__untar) < result.tar 3137# 3138AC_DEFUN([_AM_PROG_TAR], 3139[# Always define AMTAR for backward compatibility. Yes, it's still used 3140# in the wild :-( We should find a proper way to deprecate it ... 3141AC_SUBST([AMTAR], ['$${TAR-tar}']) 3142 3143# We'll loop over all known methods to create a tar archive until one works. 3144_am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none' 3145 3146m4_if([$1], [v7], 3147 [am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'], 3148 3149 [m4_case([$1], 3150 [ustar], 3151 [# The POSIX 1988 'ustar' format is defined with fixed-size fields. 3152 # There is notably a 21 bits limit for the UID and the GID. In fact, 3153 # the 'pax' utility can hang on bigger UID/GID (see automake bug#8343 3154 # and bug#13588). 3155 am_max_uid=2097151 # 2^21 - 1 3156 am_max_gid=$am_max_uid 3157 # The $UID and $GID variables are not portable, so we need to resort 3158 # to the POSIX-mandated id(1) utility. Errors in the 'id' calls 3159 # below are definitely unexpected, so allow the users to see them 3160 # (that is, avoid stderr redirection). 3161 am_uid=`id -u || echo unknown` 3162 am_gid=`id -g || echo unknown` 3163 AC_MSG_CHECKING([whether UID '$am_uid' is supported by ustar format]) 3164 if test $am_uid -le $am_max_uid; then 3165 AC_MSG_RESULT([yes]) 3166 else 3167 AC_MSG_RESULT([no]) 3168 _am_tools=none 3169 fi 3170 AC_MSG_CHECKING([whether GID '$am_gid' is supported by ustar format]) 3171 if test $am_gid -le $am_max_gid; then 3172 AC_MSG_RESULT([yes]) 3173 else 3174 AC_MSG_RESULT([no]) 3175 _am_tools=none 3176 fi], 3177 3178 [pax], 3179 [], 3180 3181 [m4_fatal([Unknown tar format])]) 3182 3183 AC_MSG_CHECKING([how to create a $1 tar archive]) 3184 3185 # Go ahead even if we have the value already cached. We do so because we 3186 # need to set the values for the 'am__tar' and 'am__untar' variables. 3187 _am_tools=${am_cv_prog_tar_$1-$_am_tools} 3188 3189 for _am_tool in $_am_tools; do 3190 case $_am_tool in 3191 gnutar) 3192 for _am_tar in tar gnutar gtar; do 3193 AM_RUN_LOG([$_am_tar --version]) && break 3194 done 3195 am__tar="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$$tardir"' 3196 am__tar_="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$tardir"' 3197 am__untar="$_am_tar -xf -" 3198 ;; 3199 plaintar) 3200 # Must skip GNU tar: if it does not support --format= it doesn't create 3201 # ustar tarball either. 3202 (tar --version) >/dev/null 2>&1 && continue 3203 am__tar='tar chf - "$$tardir"' 3204 am__tar_='tar chf - "$tardir"' 3205 am__untar='tar xf -' 3206 ;; 3207 pax) 3208 am__tar='pax -L -x $1 -w "$$tardir"' 3209 am__tar_='pax -L -x $1 -w "$tardir"' 3210 am__untar='pax -r' 3211 ;; 3212 cpio) 3213 am__tar='find "$$tardir" -print | cpio -o -H $1 -L' 3214 am__tar_='find "$tardir" -print | cpio -o -H $1 -L' 3215 am__untar='cpio -i -H $1 -d' 3216 ;; 3217 none) 3218 am__tar=false 3219 am__tar_=false 3220 am__untar=false 3221 ;; 3222 esac 3223 3224 # If the value was cached, stop now. We just wanted to have am__tar 3225 # and am__untar set. 3226 test -n "${am_cv_prog_tar_$1}" && break 3227 3228 # tar/untar a dummy directory, and stop if the command works. 3229 rm -rf conftest.dir 3230 mkdir conftest.dir 3231 echo GrepMe > conftest.dir/file 3232 AM_RUN_LOG([tardir=conftest.dir && eval $am__tar_ >conftest.tar]) 3233 rm -rf conftest.dir 3234 if test -s conftest.tar; then 3235 AM_RUN_LOG([$am__untar <conftest.tar]) 3236 AM_RUN_LOG([cat conftest.dir/file]) 3237 grep GrepMe conftest.dir/file >/dev/null 2>&1 && break 3238 fi 3239 done 3240 rm -rf conftest.dir 3241 3242 AC_CACHE_VAL([am_cv_prog_tar_$1], [am_cv_prog_tar_$1=$_am_tool]) 3243 AC_MSG_RESULT([$am_cv_prog_tar_$1])]) 3244 3245AC_SUBST([am__tar]) 3246AC_SUBST([am__untar]) 3247]) # _AM_PROG_TAR 3248 3249m4_include([m4/libtool.m4]) 3250m4_include([m4/ltoptions.m4]) 3251m4_include([m4/ltsugar.m4]) 3252m4_include([m4/ltversion.m4]) 3253m4_include([m4/lt~obsolete.m4]) 3254