aclocal.m4 revision dd52494d
1# generated automatically by aclocal 1.16.1 -*- Autoconf -*- 2 3# Copyright (C) 1996-2018 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 12 (pkg-config-0.29.2) 25 26dnl Copyright © 2004 Scott James Remnant <scott@netsplit.com>. 27dnl Copyright © 2012-2015 Dan Nicholson <dbn.lists@gmail.com> 28dnl 29dnl This program is free software; you can redistribute it and/or modify 30dnl it under the terms of the GNU General Public License as published by 31dnl the Free Software Foundation; either version 2 of the License, or 32dnl (at your option) any later version. 33dnl 34dnl This program is distributed in the hope that it will be useful, but 35dnl WITHOUT ANY WARRANTY; without even the implied warranty of 36dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 37dnl General Public License for more details. 38dnl 39dnl You should have received a copy of the GNU General Public License 40dnl along with this program; if not, write to the Free Software 41dnl Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 42dnl 02111-1307, USA. 43dnl 44dnl As a special exception to the GNU General Public License, if you 45dnl distribute this file as part of a program that contains a 46dnl configuration script generated by Autoconf, you may include it under 47dnl the same distribution terms that you use for the rest of that 48dnl program. 49 50dnl PKG_PREREQ(MIN-VERSION) 51dnl ----------------------- 52dnl Since: 0.29 53dnl 54dnl Verify that the version of the pkg-config macros are at least 55dnl MIN-VERSION. Unlike PKG_PROG_PKG_CONFIG, which checks the user's 56dnl installed version of pkg-config, this checks the developer's version 57dnl of pkg.m4 when generating configure. 58dnl 59dnl To ensure that this macro is defined, also add: 60dnl m4_ifndef([PKG_PREREQ], 61dnl [m4_fatal([must install pkg-config 0.29 or later before running autoconf/autogen])]) 62dnl 63dnl See the "Since" comment for each macro you use to see what version 64dnl of the macros you require. 65m4_defun([PKG_PREREQ], 66[m4_define([PKG_MACROS_VERSION], [0.29.2]) 67m4_if(m4_version_compare(PKG_MACROS_VERSION, [$1]), -1, 68 [m4_fatal([pkg.m4 version $1 or higher is required but ]PKG_MACROS_VERSION[ found])]) 69])dnl PKG_PREREQ 70 71dnl PKG_PROG_PKG_CONFIG([MIN-VERSION]) 72dnl ---------------------------------- 73dnl Since: 0.16 74dnl 75dnl Search for the pkg-config tool and set the PKG_CONFIG variable to 76dnl first found in the path. Checks that the version of pkg-config found 77dnl is at least MIN-VERSION. If MIN-VERSION is not specified, 0.9.0 is 78dnl used since that's the first version where most current features of 79dnl pkg-config existed. 80AC_DEFUN([PKG_PROG_PKG_CONFIG], 81[m4_pattern_forbid([^_?PKG_[A-Z_]+$]) 82m4_pattern_allow([^PKG_CONFIG(_(PATH|LIBDIR|SYSROOT_DIR|ALLOW_SYSTEM_(CFLAGS|LIBS)))?$]) 83m4_pattern_allow([^PKG_CONFIG_(DISABLE_UNINSTALLED|TOP_BUILD_DIR|DEBUG_SPEW)$]) 84AC_ARG_VAR([PKG_CONFIG], [path to pkg-config utility]) 85AC_ARG_VAR([PKG_CONFIG_PATH], [directories to add to pkg-config's search path]) 86AC_ARG_VAR([PKG_CONFIG_LIBDIR], [path overriding pkg-config's built-in search path]) 87 88if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then 89 AC_PATH_TOOL([PKG_CONFIG], [pkg-config]) 90fi 91if test -n "$PKG_CONFIG"; then 92 _pkg_min_version=m4_default([$1], [0.9.0]) 93 AC_MSG_CHECKING([pkg-config is at least version $_pkg_min_version]) 94 if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then 95 AC_MSG_RESULT([yes]) 96 else 97 AC_MSG_RESULT([no]) 98 PKG_CONFIG="" 99 fi 100fi[]dnl 101])dnl PKG_PROG_PKG_CONFIG 102 103dnl PKG_CHECK_EXISTS(MODULES, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND]) 104dnl ------------------------------------------------------------------- 105dnl Since: 0.18 106dnl 107dnl Check to see whether a particular set of modules exists. Similar to 108dnl PKG_CHECK_MODULES(), but does not set variables or print errors. 109dnl 110dnl Please remember that m4 expands AC_REQUIRE([PKG_PROG_PKG_CONFIG]) 111dnl only at the first occurence in configure.ac, so if the first place 112dnl it's called might be skipped (such as if it is within an "if", you 113dnl have to call PKG_CHECK_EXISTS manually 114AC_DEFUN([PKG_CHECK_EXISTS], 115[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl 116if test -n "$PKG_CONFIG" && \ 117 AC_RUN_LOG([$PKG_CONFIG --exists --print-errors "$1"]); then 118 m4_default([$2], [:]) 119m4_ifvaln([$3], [else 120 $3])dnl 121fi]) 122 123dnl _PKG_CONFIG([VARIABLE], [COMMAND], [MODULES]) 124dnl --------------------------------------------- 125dnl Internal wrapper calling pkg-config via PKG_CONFIG and setting 126dnl pkg_failed based on the result. 127m4_define([_PKG_CONFIG], 128[if test -n "$$1"; then 129 pkg_cv_[]$1="$$1" 130 elif test -n "$PKG_CONFIG"; then 131 PKG_CHECK_EXISTS([$3], 132 [pkg_cv_[]$1=`$PKG_CONFIG --[]$2 "$3" 2>/dev/null` 133 test "x$?" != "x0" && pkg_failed=yes ], 134 [pkg_failed=yes]) 135 else 136 pkg_failed=untried 137fi[]dnl 138])dnl _PKG_CONFIG 139 140dnl _PKG_SHORT_ERRORS_SUPPORTED 141dnl --------------------------- 142dnl Internal check to see if pkg-config supports short errors. 143AC_DEFUN([_PKG_SHORT_ERRORS_SUPPORTED], 144[AC_REQUIRE([PKG_PROG_PKG_CONFIG]) 145if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then 146 _pkg_short_errors_supported=yes 147else 148 _pkg_short_errors_supported=no 149fi[]dnl 150])dnl _PKG_SHORT_ERRORS_SUPPORTED 151 152 153dnl PKG_CHECK_MODULES(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND], 154dnl [ACTION-IF-NOT-FOUND]) 155dnl -------------------------------------------------------------- 156dnl Since: 0.4.0 157dnl 158dnl Note that if there is a possibility the first call to 159dnl PKG_CHECK_MODULES might not happen, you should be sure to include an 160dnl explicit call to PKG_PROG_PKG_CONFIG in your configure.ac 161AC_DEFUN([PKG_CHECK_MODULES], 162[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl 163AC_ARG_VAR([$1][_CFLAGS], [C compiler flags for $1, overriding pkg-config])dnl 164AC_ARG_VAR([$1][_LIBS], [linker flags for $1, overriding pkg-config])dnl 165 166pkg_failed=no 167AC_MSG_CHECKING([for $2]) 168 169_PKG_CONFIG([$1][_CFLAGS], [cflags], [$2]) 170_PKG_CONFIG([$1][_LIBS], [libs], [$2]) 171 172m4_define([_PKG_TEXT], [Alternatively, you may set the environment variables $1[]_CFLAGS 173and $1[]_LIBS to avoid the need to call pkg-config. 174See the pkg-config man page for more details.]) 175 176if test $pkg_failed = yes; then 177 AC_MSG_RESULT([no]) 178 _PKG_SHORT_ERRORS_SUPPORTED 179 if test $_pkg_short_errors_supported = yes; then 180 $1[]_PKG_ERRORS=`$PKG_CONFIG --short-errors --print-errors --cflags --libs "$2" 2>&1` 181 else 182 $1[]_PKG_ERRORS=`$PKG_CONFIG --print-errors --cflags --libs "$2" 2>&1` 183 fi 184 # Put the nasty error message in config.log where it belongs 185 echo "$$1[]_PKG_ERRORS" >&AS_MESSAGE_LOG_FD 186 187 m4_default([$4], [AC_MSG_ERROR( 188[Package requirements ($2) were not met: 189 190$$1_PKG_ERRORS 191 192Consider adjusting the PKG_CONFIG_PATH environment variable if you 193installed software in a non-standard prefix. 194 195_PKG_TEXT])[]dnl 196 ]) 197elif test $pkg_failed = untried; then 198 AC_MSG_RESULT([no]) 199 m4_default([$4], [AC_MSG_FAILURE( 200[The pkg-config script could not be found or is too old. Make sure it 201is in your PATH or set the PKG_CONFIG environment variable to the full 202path to pkg-config. 203 204_PKG_TEXT 205 206To get pkg-config, see <http://pkg-config.freedesktop.org/>.])[]dnl 207 ]) 208else 209 $1[]_CFLAGS=$pkg_cv_[]$1[]_CFLAGS 210 $1[]_LIBS=$pkg_cv_[]$1[]_LIBS 211 AC_MSG_RESULT([yes]) 212 $3 213fi[]dnl 214])dnl PKG_CHECK_MODULES 215 216 217dnl PKG_CHECK_MODULES_STATIC(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND], 218dnl [ACTION-IF-NOT-FOUND]) 219dnl --------------------------------------------------------------------- 220dnl Since: 0.29 221dnl 222dnl Checks for existence of MODULES and gathers its build flags with 223dnl static libraries enabled. Sets VARIABLE-PREFIX_CFLAGS from --cflags 224dnl and VARIABLE-PREFIX_LIBS from --libs. 225dnl 226dnl Note that if there is a possibility the first call to 227dnl PKG_CHECK_MODULES_STATIC might not happen, you should be sure to 228dnl include an explicit call to PKG_PROG_PKG_CONFIG in your 229dnl configure.ac. 230AC_DEFUN([PKG_CHECK_MODULES_STATIC], 231[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl 232_save_PKG_CONFIG=$PKG_CONFIG 233PKG_CONFIG="$PKG_CONFIG --static" 234PKG_CHECK_MODULES($@) 235PKG_CONFIG=$_save_PKG_CONFIG[]dnl 236])dnl PKG_CHECK_MODULES_STATIC 237 238 239dnl PKG_INSTALLDIR([DIRECTORY]) 240dnl ------------------------- 241dnl Since: 0.27 242dnl 243dnl Substitutes the variable pkgconfigdir as the location where a module 244dnl should install pkg-config .pc files. By default the directory is 245dnl $libdir/pkgconfig, but the default can be changed by passing 246dnl DIRECTORY. The user can override through the --with-pkgconfigdir 247dnl parameter. 248AC_DEFUN([PKG_INSTALLDIR], 249[m4_pushdef([pkg_default], [m4_default([$1], ['${libdir}/pkgconfig'])]) 250m4_pushdef([pkg_description], 251 [pkg-config installation directory @<:@]pkg_default[@:>@]) 252AC_ARG_WITH([pkgconfigdir], 253 [AS_HELP_STRING([--with-pkgconfigdir], pkg_description)],, 254 [with_pkgconfigdir=]pkg_default) 255AC_SUBST([pkgconfigdir], [$with_pkgconfigdir]) 256m4_popdef([pkg_default]) 257m4_popdef([pkg_description]) 258])dnl PKG_INSTALLDIR 259 260 261dnl PKG_NOARCH_INSTALLDIR([DIRECTORY]) 262dnl -------------------------------- 263dnl Since: 0.27 264dnl 265dnl Substitutes the variable noarch_pkgconfigdir as the location where a 266dnl module should install arch-independent pkg-config .pc files. By 267dnl default the directory is $datadir/pkgconfig, but the default can be 268dnl changed by passing DIRECTORY. The user can override through the 269dnl --with-noarch-pkgconfigdir parameter. 270AC_DEFUN([PKG_NOARCH_INSTALLDIR], 271[m4_pushdef([pkg_default], [m4_default([$1], ['${datadir}/pkgconfig'])]) 272m4_pushdef([pkg_description], 273 [pkg-config arch-independent installation directory @<:@]pkg_default[@:>@]) 274AC_ARG_WITH([noarch-pkgconfigdir], 275 [AS_HELP_STRING([--with-noarch-pkgconfigdir], pkg_description)],, 276 [with_noarch_pkgconfigdir=]pkg_default) 277AC_SUBST([noarch_pkgconfigdir], [$with_noarch_pkgconfigdir]) 278m4_popdef([pkg_default]) 279m4_popdef([pkg_description]) 280])dnl PKG_NOARCH_INSTALLDIR 281 282 283dnl PKG_CHECK_VAR(VARIABLE, MODULE, CONFIG-VARIABLE, 284dnl [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND]) 285dnl ------------------------------------------- 286dnl Since: 0.28 287dnl 288dnl Retrieves the value of the pkg-config variable for the given module. 289AC_DEFUN([PKG_CHECK_VAR], 290[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl 291AC_ARG_VAR([$1], [value of $3 for $2, overriding pkg-config])dnl 292 293_PKG_CONFIG([$1], [variable="][$3]["], [$2]) 294AS_VAR_COPY([$1], [pkg_cv_][$1]) 295 296AS_VAR_IF([$1], [""], [$5], [$4])dnl 297])dnl PKG_CHECK_VAR 298 299dnl xorg-macros.m4. Generated from xorg-macros.m4.in xorgversion.m4 by configure. 300dnl 301dnl Copyright (c) 2005, 2015, Oracle and/or its affiliates. All rights reserved. 302dnl 303dnl Permission is hereby granted, free of charge, to any person obtaining a 304dnl copy of this software and associated documentation files (the "Software"), 305dnl to deal in the Software without restriction, including without limitation 306dnl the rights to use, copy, modify, merge, publish, distribute, sublicense, 307dnl and/or sell copies of the Software, and to permit persons to whom the 308dnl Software is furnished to do so, subject to the following conditions: 309dnl 310dnl The above copyright notice and this permission notice (including the next 311dnl paragraph) shall be included in all copies or substantial portions of the 312dnl Software. 313dnl 314dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 315dnl IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 316dnl FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL 317dnl THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 318dnl LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING 319dnl FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER 320dnl DEALINGS IN THE SOFTWARE. 321 322# XORG_MACROS_VERSION(required-version) 323# ------------------------------------- 324# Minimum version: 1.1.0 325# 326# If you're using a macro added in Version 1.1 or newer, include this in 327# your configure.ac with the minimum required version, such as: 328# XORG_MACROS_VERSION(1.1) 329# 330# To ensure that this macro is defined, also add: 331# m4_ifndef([XORG_MACROS_VERSION], 332# [m4_fatal([must install xorg-macros 1.1 or later before running autoconf/autogen])]) 333# 334# 335# See the "minimum version" comment for each macro you use to see what 336# version you require. 337m4_defun([XORG_MACROS_VERSION],[ 338m4_define([vers_have], [1.19.2]) 339m4_define([maj_have], m4_substr(vers_have, 0, m4_index(vers_have, [.]))) 340m4_define([maj_needed], m4_substr([$1], 0, m4_index([$1], [.]))) 341m4_if(m4_cmp(maj_have, maj_needed), 0,, 342 [m4_fatal([xorg-macros major version ]maj_needed[ is required but ]vers_have[ found])]) 343m4_if(m4_version_compare(vers_have, [$1]), -1, 344 [m4_fatal([xorg-macros version $1 or higher is required but ]vers_have[ found])]) 345m4_undefine([vers_have]) 346m4_undefine([maj_have]) 347m4_undefine([maj_needed]) 348]) # XORG_MACROS_VERSION 349 350# XORG_PROG_RAWCPP() 351# ------------------ 352# Minimum version: 1.0.0 353# 354# Find cpp program and necessary flags for use in pre-processing text files 355# such as man pages and config files 356AC_DEFUN([XORG_PROG_RAWCPP],[ 357AC_REQUIRE([AC_PROG_CPP]) 358AC_PATH_PROGS(RAWCPP, [cpp], [${CPP}], 359 [$PATH:/bin:/usr/bin:/usr/lib:/usr/libexec:/usr/ccs/lib:/usr/ccs/lbin:/lib]) 360 361# Check for flag to avoid builtin definitions - assumes unix is predefined, 362# which is not the best choice for supporting other OS'es, but covers most 363# of the ones we need for now. 364AC_MSG_CHECKING([if $RAWCPP requires -undef]) 365AC_LANG_CONFTEST([AC_LANG_SOURCE([[Does cpp redefine unix ?]])]) 366if test `${RAWCPP} < conftest.$ac_ext | grep -c 'unix'` -eq 1 ; then 367 AC_MSG_RESULT([no]) 368else 369 if test `${RAWCPP} -undef < conftest.$ac_ext | grep -c 'unix'` -eq 1 ; then 370 RAWCPPFLAGS=-undef 371 AC_MSG_RESULT([yes]) 372 # under Cygwin unix is still defined even with -undef 373 elif test `${RAWCPP} -undef -ansi < conftest.$ac_ext | grep -c 'unix'` -eq 1 ; then 374 RAWCPPFLAGS="-undef -ansi" 375 AC_MSG_RESULT([yes, with -ansi]) 376 else 377 AC_MSG_ERROR([${RAWCPP} defines unix with or without -undef. I don't know what to do.]) 378 fi 379fi 380rm -f conftest.$ac_ext 381 382AC_MSG_CHECKING([if $RAWCPP requires -traditional]) 383AC_LANG_CONFTEST([AC_LANG_SOURCE([[Does cpp preserve "whitespace"?]])]) 384if test `${RAWCPP} < conftest.$ac_ext | grep -c 'preserve \"'` -eq 1 ; then 385 AC_MSG_RESULT([no]) 386else 387 if test `${RAWCPP} -traditional < conftest.$ac_ext | grep -c 'preserve \"'` -eq 1 ; then 388 TRADITIONALCPPFLAGS="-traditional" 389 RAWCPPFLAGS="${RAWCPPFLAGS} -traditional" 390 AC_MSG_RESULT([yes]) 391 else 392 AC_MSG_ERROR([${RAWCPP} does not preserve whitespace with or without -traditional. I don't know what to do.]) 393 fi 394fi 395rm -f conftest.$ac_ext 396AC_SUBST(RAWCPPFLAGS) 397AC_SUBST(TRADITIONALCPPFLAGS) 398]) # XORG_PROG_RAWCPP 399 400# XORG_MANPAGE_SECTIONS() 401# ----------------------- 402# Minimum version: 1.0.0 403# 404# Determine which sections man pages go in for the different man page types 405# on this OS - replaces *ManSuffix settings in old Imake *.cf per-os files. 406# Not sure if there's any better way than just hardcoding by OS name. 407# Override default settings by setting environment variables 408# Added MAN_SUBSTS in version 1.8 409# Added AC_PROG_SED in version 1.8 410 411AC_DEFUN([XORG_MANPAGE_SECTIONS],[ 412AC_REQUIRE([AC_CANONICAL_HOST]) 413AC_REQUIRE([AC_PROG_SED]) 414 415case $host_os in 416 solaris*) 417 # Solaris 2.0 - 11.3 use SysV man page section numbers, so we 418 # check for a man page file found in later versions that use 419 # traditional section numbers instead 420 AC_CHECK_FILE([/usr/share/man/man7/attributes.7], 421 [SYSV_MAN_SECTIONS=false], [SYSV_MAN_SECTIONS=true]) 422 ;; 423 *) SYSV_MAN_SECTIONS=false ;; 424esac 425 426if test x$APP_MAN_SUFFIX = x ; then 427 APP_MAN_SUFFIX=1 428fi 429if test x$APP_MAN_DIR = x ; then 430 APP_MAN_DIR='$(mandir)/man$(APP_MAN_SUFFIX)' 431fi 432 433if test x$LIB_MAN_SUFFIX = x ; then 434 LIB_MAN_SUFFIX=3 435fi 436if test x$LIB_MAN_DIR = x ; then 437 LIB_MAN_DIR='$(mandir)/man$(LIB_MAN_SUFFIX)' 438fi 439 440if test x$FILE_MAN_SUFFIX = x ; then 441 case $SYSV_MAN_SECTIONS in 442 true) FILE_MAN_SUFFIX=4 ;; 443 *) FILE_MAN_SUFFIX=5 ;; 444 esac 445fi 446if test x$FILE_MAN_DIR = x ; then 447 FILE_MAN_DIR='$(mandir)/man$(FILE_MAN_SUFFIX)' 448fi 449 450if test x$MISC_MAN_SUFFIX = x ; then 451 case $SYSV_MAN_SECTIONS in 452 true) MISC_MAN_SUFFIX=5 ;; 453 *) MISC_MAN_SUFFIX=7 ;; 454 esac 455fi 456if test x$MISC_MAN_DIR = x ; then 457 MISC_MAN_DIR='$(mandir)/man$(MISC_MAN_SUFFIX)' 458fi 459 460if test x$DRIVER_MAN_SUFFIX = x ; then 461 case $SYSV_MAN_SECTIONS in 462 true) DRIVER_MAN_SUFFIX=7 ;; 463 *) DRIVER_MAN_SUFFIX=4 ;; 464 esac 465fi 466if test x$DRIVER_MAN_DIR = x ; then 467 DRIVER_MAN_DIR='$(mandir)/man$(DRIVER_MAN_SUFFIX)' 468fi 469 470if test x$ADMIN_MAN_SUFFIX = x ; then 471 case $SYSV_MAN_SECTIONS in 472 true) ADMIN_MAN_SUFFIX=1m ;; 473 *) ADMIN_MAN_SUFFIX=8 ;; 474 esac 475fi 476if test x$ADMIN_MAN_DIR = x ; then 477 ADMIN_MAN_DIR='$(mandir)/man$(ADMIN_MAN_SUFFIX)' 478fi 479 480 481AC_SUBST([APP_MAN_SUFFIX]) 482AC_SUBST([LIB_MAN_SUFFIX]) 483AC_SUBST([FILE_MAN_SUFFIX]) 484AC_SUBST([MISC_MAN_SUFFIX]) 485AC_SUBST([DRIVER_MAN_SUFFIX]) 486AC_SUBST([ADMIN_MAN_SUFFIX]) 487AC_SUBST([APP_MAN_DIR]) 488AC_SUBST([LIB_MAN_DIR]) 489AC_SUBST([FILE_MAN_DIR]) 490AC_SUBST([MISC_MAN_DIR]) 491AC_SUBST([DRIVER_MAN_DIR]) 492AC_SUBST([ADMIN_MAN_DIR]) 493 494XORG_MAN_PAGE="X Version 11" 495AC_SUBST([XORG_MAN_PAGE]) 496MAN_SUBSTS="\ 497 -e 's|__vendorversion__|\"\$(PACKAGE_STRING)\" \"\$(XORG_MAN_PAGE)\"|' \ 498 -e 's|__xorgversion__|\"\$(PACKAGE_STRING)\" \"\$(XORG_MAN_PAGE)\"|' \ 499 -e 's|__xservername__|Xorg|g' \ 500 -e 's|__xconfigfile__|xorg.conf|g' \ 501 -e 's|__projectroot__|\$(prefix)|g' \ 502 -e 's|__apploaddir__|\$(appdefaultdir)|g' \ 503 -e 's|__appmansuffix__|\$(APP_MAN_SUFFIX)|g' \ 504 -e 's|__drivermansuffix__|\$(DRIVER_MAN_SUFFIX)|g' \ 505 -e 's|__adminmansuffix__|\$(ADMIN_MAN_SUFFIX)|g' \ 506 -e 's|__libmansuffix__|\$(LIB_MAN_SUFFIX)|g' \ 507 -e 's|__miscmansuffix__|\$(MISC_MAN_SUFFIX)|g' \ 508 -e 's|__filemansuffix__|\$(FILE_MAN_SUFFIX)|g'" 509AC_SUBST([MAN_SUBSTS]) 510 511]) # XORG_MANPAGE_SECTIONS 512 513# XORG_CHECK_SGML_DOCTOOLS([MIN-VERSION]) 514# ------------------------ 515# Minimum version: 1.7.0 516# 517# Defines the variable XORG_SGML_PATH containing the location of X11/defs.ent 518# provided by xorg-sgml-doctools, if installed. 519AC_DEFUN([XORG_CHECK_SGML_DOCTOOLS],[ 520AC_MSG_CHECKING([for X.Org SGML entities m4_ifval([$1],[>= $1])]) 521XORG_SGML_PATH= 522PKG_CHECK_EXISTS([xorg-sgml-doctools m4_ifval([$1],[>= $1])], 523 [XORG_SGML_PATH=`$PKG_CONFIG --variable=sgmlrootdir xorg-sgml-doctools`], 524 [m4_ifval([$1],[:], 525 [if test x"$cross_compiling" != x"yes" ; then 526 AC_CHECK_FILE([$prefix/share/sgml/X11/defs.ent], 527 [XORG_SGML_PATH=$prefix/share/sgml]) 528 fi]) 529 ]) 530 531# Define variables STYLESHEET_SRCDIR and XSL_STYLESHEET containing 532# the path and the name of the doc stylesheet 533if test "x$XORG_SGML_PATH" != "x" ; then 534 AC_MSG_RESULT([$XORG_SGML_PATH]) 535 STYLESHEET_SRCDIR=$XORG_SGML_PATH/X11 536 XSL_STYLESHEET=$STYLESHEET_SRCDIR/xorg.xsl 537else 538 AC_MSG_RESULT([no]) 539fi 540 541AC_SUBST(XORG_SGML_PATH) 542AC_SUBST(STYLESHEET_SRCDIR) 543AC_SUBST(XSL_STYLESHEET) 544AM_CONDITIONAL([HAVE_STYLESHEETS], [test "x$XSL_STYLESHEET" != "x"]) 545]) # XORG_CHECK_SGML_DOCTOOLS 546 547# XORG_CHECK_LINUXDOC 548# ------------------- 549# Minimum version: 1.0.0 550# 551# Defines the variable MAKE_TEXT if the necessary tools and 552# files are found. $(MAKE_TEXT) blah.sgml will then produce blah.txt. 553# Whether or not the necessary tools and files are found can be checked 554# with the AM_CONDITIONAL "BUILD_LINUXDOC" 555AC_DEFUN([XORG_CHECK_LINUXDOC],[ 556AC_REQUIRE([XORG_CHECK_SGML_DOCTOOLS]) 557AC_REQUIRE([XORG_WITH_PS2PDF]) 558 559AC_PATH_PROG(LINUXDOC, linuxdoc) 560 561AC_MSG_CHECKING([whether to build documentation]) 562 563if test x$XORG_SGML_PATH != x && test x$LINUXDOC != x ; then 564 BUILDDOC=yes 565else 566 BUILDDOC=no 567fi 568 569AM_CONDITIONAL(BUILD_LINUXDOC, [test x$BUILDDOC = xyes]) 570 571AC_MSG_RESULT([$BUILDDOC]) 572 573AC_MSG_CHECKING([whether to build pdf documentation]) 574 575if test x$have_ps2pdf != xno && test x$BUILD_PDFDOC != xno; then 576 BUILDPDFDOC=yes 577else 578 BUILDPDFDOC=no 579fi 580 581AM_CONDITIONAL(BUILD_PDFDOC, [test x$BUILDPDFDOC = xyes]) 582 583AC_MSG_RESULT([$BUILDPDFDOC]) 584 585MAKE_TEXT="SGML_SEARCH_PATH=$XORG_SGML_PATH GROFF_NO_SGR=y $LINUXDOC -B txt -f" 586MAKE_PS="SGML_SEARCH_PATH=$XORG_SGML_PATH $LINUXDOC -B latex --papersize=letter --output=ps" 587MAKE_PDF="$PS2PDF" 588MAKE_HTML="SGML_SEARCH_PATH=$XORG_SGML_PATH $LINUXDOC -B html --split=0" 589 590AC_SUBST(MAKE_TEXT) 591AC_SUBST(MAKE_PS) 592AC_SUBST(MAKE_PDF) 593AC_SUBST(MAKE_HTML) 594]) # XORG_CHECK_LINUXDOC 595 596# XORG_CHECK_DOCBOOK 597# ------------------- 598# Minimum version: 1.0.0 599# 600# Checks for the ability to build output formats from SGML DocBook source. 601# For XXX in {TXT, PDF, PS, HTML}, the AM_CONDITIONAL "BUILD_XXXDOC" 602# indicates whether the necessary tools and files are found and, if set, 603# $(MAKE_XXX) blah.sgml will produce blah.xxx. 604AC_DEFUN([XORG_CHECK_DOCBOOK],[ 605AC_REQUIRE([XORG_CHECK_SGML_DOCTOOLS]) 606 607BUILDTXTDOC=no 608BUILDPDFDOC=no 609BUILDPSDOC=no 610BUILDHTMLDOC=no 611 612AC_PATH_PROG(DOCBOOKPS, docbook2ps) 613AC_PATH_PROG(DOCBOOKPDF, docbook2pdf) 614AC_PATH_PROG(DOCBOOKHTML, docbook2html) 615AC_PATH_PROG(DOCBOOKTXT, docbook2txt) 616 617AC_MSG_CHECKING([whether to build text documentation]) 618if test x$XORG_SGML_PATH != x && test x$DOCBOOKTXT != x && 619 test x$BUILD_TXTDOC != xno; then 620 BUILDTXTDOC=yes 621fi 622AM_CONDITIONAL(BUILD_TXTDOC, [test x$BUILDTXTDOC = xyes]) 623AC_MSG_RESULT([$BUILDTXTDOC]) 624 625AC_MSG_CHECKING([whether to build PDF documentation]) 626if test x$XORG_SGML_PATH != x && test x$DOCBOOKPDF != x && 627 test x$BUILD_PDFDOC != xno; then 628 BUILDPDFDOC=yes 629fi 630AM_CONDITIONAL(BUILD_PDFDOC, [test x$BUILDPDFDOC = xyes]) 631AC_MSG_RESULT([$BUILDPDFDOC]) 632 633AC_MSG_CHECKING([whether to build PostScript documentation]) 634if test x$XORG_SGML_PATH != x && test x$DOCBOOKPS != x && 635 test x$BUILD_PSDOC != xno; then 636 BUILDPSDOC=yes 637fi 638AM_CONDITIONAL(BUILD_PSDOC, [test x$BUILDPSDOC = xyes]) 639AC_MSG_RESULT([$BUILDPSDOC]) 640 641AC_MSG_CHECKING([whether to build HTML documentation]) 642if test x$XORG_SGML_PATH != x && test x$DOCBOOKHTML != x && 643 test x$BUILD_HTMLDOC != xno; then 644 BUILDHTMLDOC=yes 645fi 646AM_CONDITIONAL(BUILD_HTMLDOC, [test x$BUILDHTMLDOC = xyes]) 647AC_MSG_RESULT([$BUILDHTMLDOC]) 648 649MAKE_TEXT="SGML_SEARCH_PATH=$XORG_SGML_PATH $DOCBOOKTXT" 650MAKE_PS="SGML_SEARCH_PATH=$XORG_SGML_PATH $DOCBOOKPS" 651MAKE_PDF="SGML_SEARCH_PATH=$XORG_SGML_PATH $DOCBOOKPDF" 652MAKE_HTML="SGML_SEARCH_PATH=$XORG_SGML_PATH $DOCBOOKHTML" 653 654AC_SUBST(MAKE_TEXT) 655AC_SUBST(MAKE_PS) 656AC_SUBST(MAKE_PDF) 657AC_SUBST(MAKE_HTML) 658]) # XORG_CHECK_DOCBOOK 659 660# XORG_WITH_XMLTO([MIN-VERSION], [DEFAULT]) 661# ---------------- 662# Minimum version: 1.5.0 663# Minimum version for optional DEFAULT argument: 1.11.0 664# 665# Documentation tools are not always available on all platforms and sometimes 666# not at the appropriate level. This macro enables a module to test for the 667# presence of the tool and obtain it's path in separate variables. Coupled with 668# the --with-xmlto option, it allows maximum flexibilty in making decisions 669# as whether or not to use the xmlto package. When DEFAULT is not specified, 670# --with-xmlto assumes 'auto'. 671# 672# Interface to module: 673# HAVE_XMLTO: used in makefiles to conditionally generate documentation 674# XMLTO: returns the path of the xmlto program found 675# returns the path set by the user in the environment 676# --with-xmlto: 'yes' user instructs the module to use xmlto 677# 'no' user instructs the module not to use xmlto 678# 679# Added in version 1.10.0 680# HAVE_XMLTO_TEXT: used in makefiles to conditionally generate text documentation 681# xmlto for text output requires either lynx, links, or w3m browsers 682# 683# If the user sets the value of XMLTO, AC_PATH_PROG skips testing the path. 684# 685AC_DEFUN([XORG_WITH_XMLTO],[ 686AC_ARG_VAR([XMLTO], [Path to xmlto command]) 687m4_define([_defopt], m4_default([$2], [auto])) 688AC_ARG_WITH(xmlto, 689 AS_HELP_STRING([--with-xmlto], 690 [Use xmlto to regenerate documentation (default: ]_defopt[)]), 691 [use_xmlto=$withval], [use_xmlto=]_defopt) 692m4_undefine([_defopt]) 693 694if test "x$use_xmlto" = x"auto"; then 695 AC_PATH_PROG([XMLTO], [xmlto]) 696 if test "x$XMLTO" = "x"; then 697 AC_MSG_WARN([xmlto not found - documentation targets will be skipped]) 698 have_xmlto=no 699 else 700 have_xmlto=yes 701 fi 702elif test "x$use_xmlto" = x"yes" ; then 703 AC_PATH_PROG([XMLTO], [xmlto]) 704 if test "x$XMLTO" = "x"; then 705 AC_MSG_ERROR([--with-xmlto=yes specified but xmlto not found in PATH]) 706 fi 707 have_xmlto=yes 708elif test "x$use_xmlto" = x"no" ; then 709 if test "x$XMLTO" != "x"; then 710 AC_MSG_WARN([ignoring XMLTO environment variable since --with-xmlto=no was specified]) 711 fi 712 have_xmlto=no 713else 714 AC_MSG_ERROR([--with-xmlto expects 'yes' or 'no']) 715fi 716 717# Test for a minimum version of xmlto, if provided. 718m4_ifval([$1], 719[if test "$have_xmlto" = yes; then 720 # scrape the xmlto version 721 AC_MSG_CHECKING([the xmlto version]) 722 xmlto_version=`$XMLTO --version 2>/dev/null | cut -d' ' -f3` 723 AC_MSG_RESULT([$xmlto_version]) 724 AS_VERSION_COMPARE([$xmlto_version], [$1], 725 [if test "x$use_xmlto" = xauto; then 726 AC_MSG_WARN([xmlto version $xmlto_version found, but $1 needed]) 727 have_xmlto=no 728 else 729 AC_MSG_ERROR([xmlto version $xmlto_version found, but $1 needed]) 730 fi]) 731fi]) 732 733# Test for the ability of xmlto to generate a text target 734# 735# NOTE: xmlto 0.0.27 or higher return a non-zero return code in the 736# following test for empty XML docbook files. 737# For compatibility reasons use the following empty XML docbook file and if 738# it fails try it again with a non-empty XML file. 739have_xmlto_text=no 740cat > conftest.xml << "EOF" 741EOF 742AS_IF([test "$have_xmlto" = yes], 743 [AS_IF([$XMLTO --skip-validation txt conftest.xml >/dev/null 2>&1], 744 [have_xmlto_text=yes], 745 [# Try it again with a non-empty XML file. 746 cat > conftest.xml << "EOF" 747<x></x> 748EOF 749 AS_IF([$XMLTO --skip-validation txt conftest.xml >/dev/null 2>&1], 750 [have_xmlto_text=yes], 751 [AC_MSG_WARN([xmlto cannot generate text format, this format skipped])])])]) 752rm -f conftest.xml 753AM_CONDITIONAL([HAVE_XMLTO_TEXT], [test $have_xmlto_text = yes]) 754AM_CONDITIONAL([HAVE_XMLTO], [test "$have_xmlto" = yes]) 755]) # XORG_WITH_XMLTO 756 757# XORG_WITH_XSLTPROC([MIN-VERSION], [DEFAULT]) 758# -------------------------------------------- 759# Minimum version: 1.12.0 760# Minimum version for optional DEFAULT argument: 1.12.0 761# 762# XSLT (Extensible Stylesheet Language Transformations) is a declarative, 763# XML-based language used for the transformation of XML documents. 764# The xsltproc command line tool is for applying XSLT stylesheets to XML documents. 765# It is used under the cover by xmlto to generate html files from DocBook/XML. 766# The XSLT processor is often used as a standalone tool for transformations. 767# It should not be assumed that this tool is used only to work with documnetation. 768# When DEFAULT is not specified, --with-xsltproc assumes 'auto'. 769# 770# Interface to module: 771# HAVE_XSLTPROC: used in makefiles to conditionally generate documentation 772# XSLTPROC: returns the path of the xsltproc program found 773# returns the path set by the user in the environment 774# --with-xsltproc: 'yes' user instructs the module to use xsltproc 775# 'no' user instructs the module not to use xsltproc 776# have_xsltproc: returns yes if xsltproc found in PATH or no 777# 778# If the user sets the value of XSLTPROC, AC_PATH_PROG skips testing the path. 779# 780AC_DEFUN([XORG_WITH_XSLTPROC],[ 781AC_ARG_VAR([XSLTPROC], [Path to xsltproc command]) 782# Preserves the interface, should it be implemented later 783m4_ifval([$1], [m4_warn([syntax], [Checking for xsltproc MIN-VERSION is not implemented])]) 784m4_define([_defopt], m4_default([$2], [auto])) 785AC_ARG_WITH(xsltproc, 786 AS_HELP_STRING([--with-xsltproc], 787 [Use xsltproc for the transformation of XML documents (default: ]_defopt[)]), 788 [use_xsltproc=$withval], [use_xsltproc=]_defopt) 789m4_undefine([_defopt]) 790 791if test "x$use_xsltproc" = x"auto"; then 792 AC_PATH_PROG([XSLTPROC], [xsltproc]) 793 if test "x$XSLTPROC" = "x"; then 794 AC_MSG_WARN([xsltproc not found - cannot transform XML documents]) 795 have_xsltproc=no 796 else 797 have_xsltproc=yes 798 fi 799elif test "x$use_xsltproc" = x"yes" ; then 800 AC_PATH_PROG([XSLTPROC], [xsltproc]) 801 if test "x$XSLTPROC" = "x"; then 802 AC_MSG_ERROR([--with-xsltproc=yes specified but xsltproc not found in PATH]) 803 fi 804 have_xsltproc=yes 805elif test "x$use_xsltproc" = x"no" ; then 806 if test "x$XSLTPROC" != "x"; then 807 AC_MSG_WARN([ignoring XSLTPROC environment variable since --with-xsltproc=no was specified]) 808 fi 809 have_xsltproc=no 810else 811 AC_MSG_ERROR([--with-xsltproc expects 'yes' or 'no']) 812fi 813 814AM_CONDITIONAL([HAVE_XSLTPROC], [test "$have_xsltproc" = yes]) 815]) # XORG_WITH_XSLTPROC 816 817# XORG_WITH_PERL([MIN-VERSION], [DEFAULT]) 818# ---------------------------------------- 819# Minimum version: 1.15.0 820# 821# PERL (Practical Extraction and Report Language) is a language optimized for 822# scanning arbitrary text files, extracting information from those text files, 823# and printing reports based on that information. 824# 825# When DEFAULT is not specified, --with-perl assumes 'auto'. 826# 827# Interface to module: 828# HAVE_PERL: used in makefiles to conditionally scan text files 829# PERL: returns the path of the perl program found 830# returns the path set by the user in the environment 831# --with-perl: 'yes' user instructs the module to use perl 832# 'no' user instructs the module not to use perl 833# have_perl: returns yes if perl found in PATH or no 834# 835# If the user sets the value of PERL, AC_PATH_PROG skips testing the path. 836# 837AC_DEFUN([XORG_WITH_PERL],[ 838AC_ARG_VAR([PERL], [Path to perl command]) 839# Preserves the interface, should it be implemented later 840m4_ifval([$1], [m4_warn([syntax], [Checking for perl MIN-VERSION is not implemented])]) 841m4_define([_defopt], m4_default([$2], [auto])) 842AC_ARG_WITH(perl, 843 AS_HELP_STRING([--with-perl], 844 [Use perl for extracting information from files (default: ]_defopt[)]), 845 [use_perl=$withval], [use_perl=]_defopt) 846m4_undefine([_defopt]) 847 848if test "x$use_perl" = x"auto"; then 849 AC_PATH_PROG([PERL], [perl]) 850 if test "x$PERL" = "x"; then 851 AC_MSG_WARN([perl not found - cannot extract information and report]) 852 have_perl=no 853 else 854 have_perl=yes 855 fi 856elif test "x$use_perl" = x"yes" ; then 857 AC_PATH_PROG([PERL], [perl]) 858 if test "x$PERL" = "x"; then 859 AC_MSG_ERROR([--with-perl=yes specified but perl not found in PATH]) 860 fi 861 have_perl=yes 862elif test "x$use_perl" = x"no" ; then 863 if test "x$PERL" != "x"; then 864 AC_MSG_WARN([ignoring PERL environment variable since --with-perl=no was specified]) 865 fi 866 have_perl=no 867else 868 AC_MSG_ERROR([--with-perl expects 'yes' or 'no']) 869fi 870 871AM_CONDITIONAL([HAVE_PERL], [test "$have_perl" = yes]) 872]) # XORG_WITH_PERL 873 874# XORG_WITH_ASCIIDOC([MIN-VERSION], [DEFAULT]) 875# ---------------- 876# Minimum version: 1.5.0 877# Minimum version for optional DEFAULT argument: 1.11.0 878# 879# Documentation tools are not always available on all platforms and sometimes 880# not at the appropriate level. This macro enables a module to test for the 881# presence of the tool and obtain it's path in separate variables. Coupled with 882# the --with-asciidoc option, it allows maximum flexibilty in making decisions 883# as whether or not to use the asciidoc package. When DEFAULT is not specified, 884# --with-asciidoc assumes 'auto'. 885# 886# Interface to module: 887# HAVE_ASCIIDOC: used in makefiles to conditionally generate documentation 888# ASCIIDOC: returns the path of the asciidoc program found 889# returns the path set by the user in the environment 890# --with-asciidoc: 'yes' user instructs the module to use asciidoc 891# 'no' user instructs the module not to use asciidoc 892# 893# If the user sets the value of ASCIIDOC, AC_PATH_PROG skips testing the path. 894# 895AC_DEFUN([XORG_WITH_ASCIIDOC],[ 896AC_ARG_VAR([ASCIIDOC], [Path to asciidoc command]) 897m4_define([_defopt], m4_default([$2], [auto])) 898AC_ARG_WITH(asciidoc, 899 AS_HELP_STRING([--with-asciidoc], 900 [Use asciidoc to regenerate documentation (default: ]_defopt[)]), 901 [use_asciidoc=$withval], [use_asciidoc=]_defopt) 902m4_undefine([_defopt]) 903 904if test "x$use_asciidoc" = x"auto"; then 905 AC_PATH_PROG([ASCIIDOC], [asciidoc]) 906 if test "x$ASCIIDOC" = "x"; then 907 AC_MSG_WARN([asciidoc not found - documentation targets will be skipped]) 908 have_asciidoc=no 909 else 910 have_asciidoc=yes 911 fi 912elif test "x$use_asciidoc" = x"yes" ; then 913 AC_PATH_PROG([ASCIIDOC], [asciidoc]) 914 if test "x$ASCIIDOC" = "x"; then 915 AC_MSG_ERROR([--with-asciidoc=yes specified but asciidoc not found in PATH]) 916 fi 917 have_asciidoc=yes 918elif test "x$use_asciidoc" = x"no" ; then 919 if test "x$ASCIIDOC" != "x"; then 920 AC_MSG_WARN([ignoring ASCIIDOC environment variable since --with-asciidoc=no was specified]) 921 fi 922 have_asciidoc=no 923else 924 AC_MSG_ERROR([--with-asciidoc expects 'yes' or 'no']) 925fi 926m4_ifval([$1], 927[if test "$have_asciidoc" = yes; then 928 # scrape the asciidoc version 929 AC_MSG_CHECKING([the asciidoc version]) 930 asciidoc_version=`$ASCIIDOC --version 2>/dev/null | cut -d' ' -f2` 931 AC_MSG_RESULT([$asciidoc_version]) 932 AS_VERSION_COMPARE([$asciidoc_version], [$1], 933 [if test "x$use_asciidoc" = xauto; then 934 AC_MSG_WARN([asciidoc version $asciidoc_version found, but $1 needed]) 935 have_asciidoc=no 936 else 937 AC_MSG_ERROR([asciidoc version $asciidoc_version found, but $1 needed]) 938 fi]) 939fi]) 940AM_CONDITIONAL([HAVE_ASCIIDOC], [test "$have_asciidoc" = yes]) 941]) # XORG_WITH_ASCIIDOC 942 943# XORG_WITH_DOXYGEN([MIN-VERSION], [DEFAULT]) 944# ------------------------------------------- 945# Minimum version: 1.5.0 946# Minimum version for optional DEFAULT argument: 1.11.0 947# Minimum version for optional DOT checking: 1.18.0 948# 949# Documentation tools are not always available on all platforms and sometimes 950# not at the appropriate level. This macro enables a module to test for the 951# presence of the tool and obtain it's path in separate variables. Coupled with 952# the --with-doxygen option, it allows maximum flexibilty in making decisions 953# as whether or not to use the doxygen package. When DEFAULT is not specified, 954# --with-doxygen assumes 'auto'. 955# 956# Interface to module: 957# HAVE_DOXYGEN: used in makefiles to conditionally generate documentation 958# DOXYGEN: returns the path of the doxygen program found 959# returns the path set by the user in the environment 960# --with-doxygen: 'yes' user instructs the module to use doxygen 961# 'no' user instructs the module not to use doxygen 962# 963# If the user sets the value of DOXYGEN, AC_PATH_PROG skips testing the path. 964# 965AC_DEFUN([XORG_WITH_DOXYGEN],[ 966AC_ARG_VAR([DOXYGEN], [Path to doxygen command]) 967AC_ARG_VAR([DOT], [Path to the dot graphics utility]) 968m4_define([_defopt], m4_default([$2], [auto])) 969AC_ARG_WITH(doxygen, 970 AS_HELP_STRING([--with-doxygen], 971 [Use doxygen to regenerate documentation (default: ]_defopt[)]), 972 [use_doxygen=$withval], [use_doxygen=]_defopt) 973m4_undefine([_defopt]) 974 975if test "x$use_doxygen" = x"auto"; then 976 AC_PATH_PROG([DOXYGEN], [doxygen]) 977 if test "x$DOXYGEN" = "x"; then 978 AC_MSG_WARN([doxygen not found - documentation targets will be skipped]) 979 have_doxygen=no 980 else 981 have_doxygen=yes 982 fi 983elif test "x$use_doxygen" = x"yes" ; then 984 AC_PATH_PROG([DOXYGEN], [doxygen]) 985 if test "x$DOXYGEN" = "x"; then 986 AC_MSG_ERROR([--with-doxygen=yes specified but doxygen not found in PATH]) 987 fi 988 have_doxygen=yes 989elif test "x$use_doxygen" = x"no" ; then 990 if test "x$DOXYGEN" != "x"; then 991 AC_MSG_WARN([ignoring DOXYGEN environment variable since --with-doxygen=no was specified]) 992 fi 993 have_doxygen=no 994else 995 AC_MSG_ERROR([--with-doxygen expects 'yes' or 'no']) 996fi 997m4_ifval([$1], 998[if test "$have_doxygen" = yes; then 999 # scrape the doxygen version 1000 AC_MSG_CHECKING([the doxygen version]) 1001 doxygen_version=`$DOXYGEN --version 2>/dev/null` 1002 AC_MSG_RESULT([$doxygen_version]) 1003 AS_VERSION_COMPARE([$doxygen_version], [$1], 1004 [if test "x$use_doxygen" = xauto; then 1005 AC_MSG_WARN([doxygen version $doxygen_version found, but $1 needed]) 1006 have_doxygen=no 1007 else 1008 AC_MSG_ERROR([doxygen version $doxygen_version found, but $1 needed]) 1009 fi]) 1010fi]) 1011 1012dnl Check for DOT if we have doxygen. The caller decides if it is mandatory 1013dnl HAVE_DOT is a variable that can be used in your doxygen.in config file: 1014dnl HAVE_DOT = @HAVE_DOT@ 1015HAVE_DOT=no 1016if test "x$have_doxygen" = "xyes"; then 1017 AC_PATH_PROG([DOT], [dot]) 1018 if test "x$DOT" != "x"; then 1019 HAVE_DOT=yes 1020 fi 1021fi 1022 1023AC_SUBST([HAVE_DOT]) 1024AM_CONDITIONAL([HAVE_DOT], [test "$HAVE_DOT" = "yes"]) 1025AM_CONDITIONAL([HAVE_DOXYGEN], [test "$have_doxygen" = yes]) 1026]) # XORG_WITH_DOXYGEN 1027 1028# XORG_WITH_GROFF([DEFAULT]) 1029# ---------------- 1030# Minimum version: 1.6.0 1031# Minimum version for optional DEFAULT argument: 1.11.0 1032# 1033# Documentation tools are not always available on all platforms and sometimes 1034# not at the appropriate level. This macro enables a module to test for the 1035# presence of the tool and obtain it's path in separate variables. Coupled with 1036# the --with-groff option, it allows maximum flexibilty in making decisions 1037# as whether or not to use the groff package. When DEFAULT is not specified, 1038# --with-groff assumes 'auto'. 1039# 1040# Interface to module: 1041# HAVE_GROFF: used in makefiles to conditionally generate documentation 1042# HAVE_GROFF_MM: the memorandum macros (-mm) package 1043# HAVE_GROFF_MS: the -ms macros package 1044# GROFF: returns the path of the groff program found 1045# returns the path set by the user in the environment 1046# --with-groff: 'yes' user instructs the module to use groff 1047# 'no' user instructs the module not to use groff 1048# 1049# Added in version 1.9.0: 1050# HAVE_GROFF_HTML: groff has dependencies to output HTML format: 1051# pnmcut pnmcrop pnmtopng pnmtops from the netpbm package. 1052# psselect from the psutils package. 1053# the ghostcript package. Refer to the grohtml man pages 1054# 1055# If the user sets the value of GROFF, AC_PATH_PROG skips testing the path. 1056# 1057# OS and distros often splits groff in a basic and full package, the former 1058# having the groff program and the later having devices, fonts and macros 1059# Checking for the groff executable is not enough. 1060# 1061# If macros are missing, we cannot assume that groff is useless, so we don't 1062# unset HAVE_GROFF or GROFF env variables. 1063# HAVE_GROFF_?? can never be true while HAVE_GROFF is false. 1064# 1065AC_DEFUN([XORG_WITH_GROFF],[ 1066AC_ARG_VAR([GROFF], [Path to groff command]) 1067m4_define([_defopt], m4_default([$1], [auto])) 1068AC_ARG_WITH(groff, 1069 AS_HELP_STRING([--with-groff], 1070 [Use groff to regenerate documentation (default: ]_defopt[)]), 1071 [use_groff=$withval], [use_groff=]_defopt) 1072m4_undefine([_defopt]) 1073 1074if test "x$use_groff" = x"auto"; then 1075 AC_PATH_PROG([GROFF], [groff]) 1076 if test "x$GROFF" = "x"; then 1077 AC_MSG_WARN([groff not found - documentation targets will be skipped]) 1078 have_groff=no 1079 else 1080 have_groff=yes 1081 fi 1082elif test "x$use_groff" = x"yes" ; then 1083 AC_PATH_PROG([GROFF], [groff]) 1084 if test "x$GROFF" = "x"; then 1085 AC_MSG_ERROR([--with-groff=yes specified but groff not found in PATH]) 1086 fi 1087 have_groff=yes 1088elif test "x$use_groff" = x"no" ; then 1089 if test "x$GROFF" != "x"; then 1090 AC_MSG_WARN([ignoring GROFF environment variable since --with-groff=no was specified]) 1091 fi 1092 have_groff=no 1093else 1094 AC_MSG_ERROR([--with-groff expects 'yes' or 'no']) 1095fi 1096 1097# We have groff, test for the presence of the macro packages 1098if test "x$have_groff" = x"yes"; then 1099 AC_MSG_CHECKING([for ${GROFF} -ms macros]) 1100 if ${GROFF} -ms -I. /dev/null >/dev/null 2>&1 ; then 1101 groff_ms_works=yes 1102 else 1103 groff_ms_works=no 1104 fi 1105 AC_MSG_RESULT([$groff_ms_works]) 1106 AC_MSG_CHECKING([for ${GROFF} -mm macros]) 1107 if ${GROFF} -mm -I. /dev/null >/dev/null 2>&1 ; then 1108 groff_mm_works=yes 1109 else 1110 groff_mm_works=no 1111 fi 1112 AC_MSG_RESULT([$groff_mm_works]) 1113fi 1114 1115# We have groff, test for HTML dependencies, one command per package 1116if test "x$have_groff" = x"yes"; then 1117 AC_PATH_PROGS(GS_PATH, [gs gswin32c]) 1118 AC_PATH_PROG(PNMTOPNG_PATH, [pnmtopng]) 1119 AC_PATH_PROG(PSSELECT_PATH, [psselect]) 1120 if test "x$GS_PATH" != "x" -a "x$PNMTOPNG_PATH" != "x" -a "x$PSSELECT_PATH" != "x"; then 1121 have_groff_html=yes 1122 else 1123 have_groff_html=no 1124 AC_MSG_WARN([grohtml dependencies not found - HTML Documentation skipped. Refer to grohtml man pages]) 1125 fi 1126fi 1127 1128# Set Automake conditionals for Makefiles 1129AM_CONDITIONAL([HAVE_GROFF], [test "$have_groff" = yes]) 1130AM_CONDITIONAL([HAVE_GROFF_MS], [test "$groff_ms_works" = yes]) 1131AM_CONDITIONAL([HAVE_GROFF_MM], [test "$groff_mm_works" = yes]) 1132AM_CONDITIONAL([HAVE_GROFF_HTML], [test "$have_groff_html" = yes]) 1133]) # XORG_WITH_GROFF 1134 1135# XORG_WITH_FOP([MIN-VERSION], [DEFAULT]) 1136# --------------------------------------- 1137# Minimum version: 1.6.0 1138# Minimum version for optional DEFAULT argument: 1.11.0 1139# Minimum version for optional MIN-VERSION argument: 1.15.0 1140# 1141# Documentation tools are not always available on all platforms and sometimes 1142# not at the appropriate level. This macro enables a module to test for the 1143# presence of the tool and obtain it's path in separate variables. Coupled with 1144# the --with-fop option, it allows maximum flexibilty in making decisions 1145# as whether or not to use the fop package. When DEFAULT is not specified, 1146# --with-fop assumes 'auto'. 1147# 1148# Interface to module: 1149# HAVE_FOP: used in makefiles to conditionally generate documentation 1150# FOP: returns the path of the fop program found 1151# returns the path set by the user in the environment 1152# --with-fop: 'yes' user instructs the module to use fop 1153# 'no' user instructs the module not to use fop 1154# 1155# If the user sets the value of FOP, AC_PATH_PROG skips testing the path. 1156# 1157AC_DEFUN([XORG_WITH_FOP],[ 1158AC_ARG_VAR([FOP], [Path to fop command]) 1159m4_define([_defopt], m4_default([$2], [auto])) 1160AC_ARG_WITH(fop, 1161 AS_HELP_STRING([--with-fop], 1162 [Use fop to regenerate documentation (default: ]_defopt[)]), 1163 [use_fop=$withval], [use_fop=]_defopt) 1164m4_undefine([_defopt]) 1165 1166if test "x$use_fop" = x"auto"; then 1167 AC_PATH_PROG([FOP], [fop]) 1168 if test "x$FOP" = "x"; then 1169 AC_MSG_WARN([fop not found - documentation targets will be skipped]) 1170 have_fop=no 1171 else 1172 have_fop=yes 1173 fi 1174elif test "x$use_fop" = x"yes" ; then 1175 AC_PATH_PROG([FOP], [fop]) 1176 if test "x$FOP" = "x"; then 1177 AC_MSG_ERROR([--with-fop=yes specified but fop not found in PATH]) 1178 fi 1179 have_fop=yes 1180elif test "x$use_fop" = x"no" ; then 1181 if test "x$FOP" != "x"; then 1182 AC_MSG_WARN([ignoring FOP environment variable since --with-fop=no was specified]) 1183 fi 1184 have_fop=no 1185else 1186 AC_MSG_ERROR([--with-fop expects 'yes' or 'no']) 1187fi 1188 1189# Test for a minimum version of fop, if provided. 1190m4_ifval([$1], 1191[if test "$have_fop" = yes; then 1192 # scrape the fop version 1193 AC_MSG_CHECKING([for fop minimum version]) 1194 fop_version=`$FOP -version 2>/dev/null | cut -d' ' -f3` 1195 AC_MSG_RESULT([$fop_version]) 1196 AS_VERSION_COMPARE([$fop_version], [$1], 1197 [if test "x$use_fop" = xauto; then 1198 AC_MSG_WARN([fop version $fop_version found, but $1 needed]) 1199 have_fop=no 1200 else 1201 AC_MSG_ERROR([fop version $fop_version found, but $1 needed]) 1202 fi]) 1203fi]) 1204AM_CONDITIONAL([HAVE_FOP], [test "$have_fop" = yes]) 1205]) # XORG_WITH_FOP 1206 1207# XORG_WITH_M4([MIN-VERSION]) 1208# --------------------------- 1209# Minimum version: 1.19.0 1210# 1211# This macro attempts to locate an m4 macro processor which supports 1212# -I option and is only useful for modules relying on M4 in order to 1213# expand macros in source code files. 1214# 1215# Interface to module: 1216# M4: returns the path of the m4 program found 1217# returns the path set by the user in the environment 1218# 1219AC_DEFUN([XORG_WITH_M4], [ 1220AC_CACHE_CHECK([for m4 that supports -I option], [ac_cv_path_M4], 1221 [AC_PATH_PROGS_FEATURE_CHECK([M4], [m4 gm4], 1222 [[$ac_path_M4 -I. /dev/null > /dev/null 2>&1 && \ 1223 ac_cv_path_M4=$ac_path_M4 ac_path_M4_found=:]], 1224 [AC_MSG_ERROR([could not find m4 that supports -I option])], 1225 [$PATH:/usr/gnu/bin])]) 1226 1227AC_SUBST([M4], [$ac_cv_path_M4]) 1228]) # XORG_WITH_M4 1229 1230# XORG_WITH_PS2PDF([DEFAULT]) 1231# ---------------- 1232# Minimum version: 1.6.0 1233# Minimum version for optional DEFAULT argument: 1.11.0 1234# 1235# Documentation tools are not always available on all platforms and sometimes 1236# not at the appropriate level. This macro enables a module to test for the 1237# presence of the tool and obtain it's path in separate variables. Coupled with 1238# the --with-ps2pdf option, it allows maximum flexibilty in making decisions 1239# as whether or not to use the ps2pdf package. When DEFAULT is not specified, 1240# --with-ps2pdf assumes 'auto'. 1241# 1242# Interface to module: 1243# HAVE_PS2PDF: used in makefiles to conditionally generate documentation 1244# PS2PDF: returns the path of the ps2pdf program found 1245# returns the path set by the user in the environment 1246# --with-ps2pdf: 'yes' user instructs the module to use ps2pdf 1247# 'no' user instructs the module not to use ps2pdf 1248# 1249# If the user sets the value of PS2PDF, AC_PATH_PROG skips testing the path. 1250# 1251AC_DEFUN([XORG_WITH_PS2PDF],[ 1252AC_ARG_VAR([PS2PDF], [Path to ps2pdf command]) 1253m4_define([_defopt], m4_default([$1], [auto])) 1254AC_ARG_WITH(ps2pdf, 1255 AS_HELP_STRING([--with-ps2pdf], 1256 [Use ps2pdf to regenerate documentation (default: ]_defopt[)]), 1257 [use_ps2pdf=$withval], [use_ps2pdf=]_defopt) 1258m4_undefine([_defopt]) 1259 1260if test "x$use_ps2pdf" = x"auto"; then 1261 AC_PATH_PROG([PS2PDF], [ps2pdf]) 1262 if test "x$PS2PDF" = "x"; then 1263 AC_MSG_WARN([ps2pdf not found - documentation targets will be skipped]) 1264 have_ps2pdf=no 1265 else 1266 have_ps2pdf=yes 1267 fi 1268elif test "x$use_ps2pdf" = x"yes" ; then 1269 AC_PATH_PROG([PS2PDF], [ps2pdf]) 1270 if test "x$PS2PDF" = "x"; then 1271 AC_MSG_ERROR([--with-ps2pdf=yes specified but ps2pdf not found in PATH]) 1272 fi 1273 have_ps2pdf=yes 1274elif test "x$use_ps2pdf" = x"no" ; then 1275 if test "x$PS2PDF" != "x"; then 1276 AC_MSG_WARN([ignoring PS2PDF environment variable since --with-ps2pdf=no was specified]) 1277 fi 1278 have_ps2pdf=no 1279else 1280 AC_MSG_ERROR([--with-ps2pdf expects 'yes' or 'no']) 1281fi 1282AM_CONDITIONAL([HAVE_PS2PDF], [test "$have_ps2pdf" = yes]) 1283]) # XORG_WITH_PS2PDF 1284 1285# XORG_ENABLE_DOCS (enable_docs=yes) 1286# ---------------- 1287# Minimum version: 1.6.0 1288# 1289# Documentation tools are not always available on all platforms and sometimes 1290# not at the appropriate level. This macro enables a builder to skip all 1291# documentation targets except traditional man pages. 1292# Combined with the specific tool checking macros XORG_WITH_*, it provides 1293# maximum flexibilty in controlling documentation building. 1294# Refer to: 1295# XORG_WITH_XMLTO --with-xmlto 1296# XORG_WITH_ASCIIDOC --with-asciidoc 1297# XORG_WITH_DOXYGEN --with-doxygen 1298# XORG_WITH_FOP --with-fop 1299# XORG_WITH_GROFF --with-groff 1300# XORG_WITH_PS2PDF --with-ps2pdf 1301# 1302# Interface to module: 1303# ENABLE_DOCS: used in makefiles to conditionally generate documentation 1304# --enable-docs: 'yes' user instructs the module to generate docs 1305# 'no' user instructs the module not to generate docs 1306# parm1: specify the default value, yes or no. 1307# 1308AC_DEFUN([XORG_ENABLE_DOCS],[ 1309m4_define([docs_default], m4_default([$1], [yes])) 1310AC_ARG_ENABLE(docs, 1311 AS_HELP_STRING([--enable-docs], 1312 [Enable building the documentation (default: ]docs_default[)]), 1313 [build_docs=$enableval], [build_docs=]docs_default) 1314m4_undefine([docs_default]) 1315AM_CONDITIONAL(ENABLE_DOCS, [test x$build_docs = xyes]) 1316AC_MSG_CHECKING([whether to build documentation]) 1317AC_MSG_RESULT([$build_docs]) 1318]) # XORG_ENABLE_DOCS 1319 1320# XORG_ENABLE_DEVEL_DOCS (enable_devel_docs=yes) 1321# ---------------- 1322# Minimum version: 1.6.0 1323# 1324# This macro enables a builder to skip all developer documentation. 1325# Combined with the specific tool checking macros XORG_WITH_*, it provides 1326# maximum flexibilty in controlling documentation building. 1327# Refer to: 1328# XORG_WITH_XMLTO --with-xmlto 1329# XORG_WITH_ASCIIDOC --with-asciidoc 1330# XORG_WITH_DOXYGEN --with-doxygen 1331# XORG_WITH_FOP --with-fop 1332# XORG_WITH_GROFF --with-groff 1333# XORG_WITH_PS2PDF --with-ps2pdf 1334# 1335# Interface to module: 1336# ENABLE_DEVEL_DOCS: used in makefiles to conditionally generate developer docs 1337# --enable-devel-docs: 'yes' user instructs the module to generate developer docs 1338# 'no' user instructs the module not to generate developer docs 1339# parm1: specify the default value, yes or no. 1340# 1341AC_DEFUN([XORG_ENABLE_DEVEL_DOCS],[ 1342m4_define([devel_default], m4_default([$1], [yes])) 1343AC_ARG_ENABLE(devel-docs, 1344 AS_HELP_STRING([--enable-devel-docs], 1345 [Enable building the developer documentation (default: ]devel_default[)]), 1346 [build_devel_docs=$enableval], [build_devel_docs=]devel_default) 1347m4_undefine([devel_default]) 1348AM_CONDITIONAL(ENABLE_DEVEL_DOCS, [test x$build_devel_docs = xyes]) 1349AC_MSG_CHECKING([whether to build developer documentation]) 1350AC_MSG_RESULT([$build_devel_docs]) 1351]) # XORG_ENABLE_DEVEL_DOCS 1352 1353# XORG_ENABLE_SPECS (enable_specs=yes) 1354# ---------------- 1355# Minimum version: 1.6.0 1356# 1357# This macro enables a builder to skip all functional specification targets. 1358# Combined with the specific tool checking macros XORG_WITH_*, it provides 1359# maximum flexibilty in controlling documentation building. 1360# Refer to: 1361# XORG_WITH_XMLTO --with-xmlto 1362# XORG_WITH_ASCIIDOC --with-asciidoc 1363# XORG_WITH_DOXYGEN --with-doxygen 1364# XORG_WITH_FOP --with-fop 1365# XORG_WITH_GROFF --with-groff 1366# XORG_WITH_PS2PDF --with-ps2pdf 1367# 1368# Interface to module: 1369# ENABLE_SPECS: used in makefiles to conditionally generate specs 1370# --enable-specs: 'yes' user instructs the module to generate specs 1371# 'no' user instructs the module not to generate specs 1372# parm1: specify the default value, yes or no. 1373# 1374AC_DEFUN([XORG_ENABLE_SPECS],[ 1375m4_define([spec_default], m4_default([$1], [yes])) 1376AC_ARG_ENABLE(specs, 1377 AS_HELP_STRING([--enable-specs], 1378 [Enable building the specs (default: ]spec_default[)]), 1379 [build_specs=$enableval], [build_specs=]spec_default) 1380m4_undefine([spec_default]) 1381AM_CONDITIONAL(ENABLE_SPECS, [test x$build_specs = xyes]) 1382AC_MSG_CHECKING([whether to build functional specifications]) 1383AC_MSG_RESULT([$build_specs]) 1384]) # XORG_ENABLE_SPECS 1385 1386# XORG_ENABLE_UNIT_TESTS (enable_unit_tests=auto) 1387# ---------------------------------------------- 1388# Minimum version: 1.13.0 1389# 1390# This macro enables a builder to enable/disable unit testing 1391# It makes no assumption about the test cases implementation 1392# Test cases may or may not use Automake "Support for test suites" 1393# They may or may not use the software utility library GLib 1394# 1395# When used in conjunction with XORG_WITH_GLIB, use both AM_CONDITIONAL 1396# ENABLE_UNIT_TESTS and HAVE_GLIB. Not all unit tests may use glib. 1397# The variable enable_unit_tests is used by other macros in this file. 1398# 1399# Interface to module: 1400# ENABLE_UNIT_TESTS: used in makefiles to conditionally build tests 1401# enable_unit_tests: used in configure.ac for additional configuration 1402# --enable-unit-tests: 'yes' user instructs the module to build tests 1403# 'no' user instructs the module not to build tests 1404# parm1: specify the default value, yes or no. 1405# 1406AC_DEFUN([XORG_ENABLE_UNIT_TESTS],[ 1407AC_BEFORE([$0], [XORG_WITH_GLIB]) 1408AC_BEFORE([$0], [XORG_LD_WRAP]) 1409AC_REQUIRE([XORG_MEMORY_CHECK_FLAGS]) 1410m4_define([_defopt], m4_default([$1], [auto])) 1411AC_ARG_ENABLE(unit-tests, AS_HELP_STRING([--enable-unit-tests], 1412 [Enable building unit test cases (default: ]_defopt[)]), 1413 [enable_unit_tests=$enableval], [enable_unit_tests=]_defopt) 1414m4_undefine([_defopt]) 1415AM_CONDITIONAL(ENABLE_UNIT_TESTS, [test "x$enable_unit_tests" != xno]) 1416AC_MSG_CHECKING([whether to build unit test cases]) 1417AC_MSG_RESULT([$enable_unit_tests]) 1418]) # XORG_ENABLE_UNIT_TESTS 1419 1420# XORG_ENABLE_INTEGRATION_TESTS (enable_unit_tests=auto) 1421# ------------------------------------------------------ 1422# Minimum version: 1.17.0 1423# 1424# This macro enables a builder to enable/disable integration testing 1425# It makes no assumption about the test cases' implementation 1426# Test cases may or may not use Automake "Support for test suites" 1427# 1428# Please see XORG_ENABLE_UNIT_TESTS for unit test support. Unit test support 1429# usually requires less dependencies and may be built and run under less 1430# stringent environments than integration tests. 1431# 1432# Interface to module: 1433# ENABLE_INTEGRATION_TESTS: used in makefiles to conditionally build tests 1434# enable_integration_tests: used in configure.ac for additional configuration 1435# --enable-integration-tests: 'yes' user instructs the module to build tests 1436# 'no' user instructs the module not to build tests 1437# parm1: specify the default value, yes or no. 1438# 1439AC_DEFUN([XORG_ENABLE_INTEGRATION_TESTS],[ 1440AC_REQUIRE([XORG_MEMORY_CHECK_FLAGS]) 1441m4_define([_defopt], m4_default([$1], [auto])) 1442AC_ARG_ENABLE(integration-tests, AS_HELP_STRING([--enable-integration-tests], 1443 [Enable building integration test cases (default: ]_defopt[)]), 1444 [enable_integration_tests=$enableval], 1445 [enable_integration_tests=]_defopt) 1446m4_undefine([_defopt]) 1447AM_CONDITIONAL([ENABLE_INTEGRATION_TESTS], 1448 [test "x$enable_integration_tests" != xno]) 1449AC_MSG_CHECKING([whether to build unit test cases]) 1450AC_MSG_RESULT([$enable_integration_tests]) 1451]) # XORG_ENABLE_INTEGRATION_TESTS 1452 1453# XORG_WITH_GLIB([MIN-VERSION], [DEFAULT]) 1454# ---------------------------------------- 1455# Minimum version: 1.13.0 1456# 1457# GLib is a library which provides advanced data structures and functions. 1458# This macro enables a module to test for the presence of Glib. 1459# 1460# When used with ENABLE_UNIT_TESTS, it is assumed GLib is used for unit testing. 1461# Otherwise the value of $enable_unit_tests is blank. 1462# 1463# Please see XORG_ENABLE_INTEGRATION_TESTS for integration test support. Unit 1464# test support usually requires less dependencies and may be built and run under 1465# less stringent environments than integration tests. 1466# 1467# Interface to module: 1468# HAVE_GLIB: used in makefiles to conditionally build targets 1469# with_glib: used in configure.ac to know if GLib has been found 1470# --with-glib: 'yes' user instructs the module to use glib 1471# 'no' user instructs the module not to use glib 1472# 1473AC_DEFUN([XORG_WITH_GLIB],[ 1474AC_REQUIRE([PKG_PROG_PKG_CONFIG]) 1475m4_define([_defopt], m4_default([$2], [auto])) 1476AC_ARG_WITH(glib, AS_HELP_STRING([--with-glib], 1477 [Use GLib library for unit testing (default: ]_defopt[)]), 1478 [with_glib=$withval], [with_glib=]_defopt) 1479m4_undefine([_defopt]) 1480 1481have_glib=no 1482# Do not probe GLib if user explicitly disabled unit testing 1483if test "x$enable_unit_tests" != x"no"; then 1484 # Do not probe GLib if user explicitly disabled it 1485 if test "x$with_glib" != x"no"; then 1486 m4_ifval( 1487 [$1], 1488 [PKG_CHECK_MODULES([GLIB], [glib-2.0 >= $1], [have_glib=yes], [have_glib=no])], 1489 [PKG_CHECK_MODULES([GLIB], [glib-2.0], [have_glib=yes], [have_glib=no])] 1490 ) 1491 fi 1492fi 1493 1494# Not having GLib when unit testing has been explicitly requested is an error 1495if test "x$enable_unit_tests" = x"yes"; then 1496 if test "x$have_glib" = x"no"; then 1497 AC_MSG_ERROR([--enable-unit-tests=yes specified but glib-2.0 not found]) 1498 fi 1499fi 1500 1501# Having unit testing disabled when GLib has been explicitly requested is an error 1502if test "x$enable_unit_tests" = x"no"; then 1503 if test "x$with_glib" = x"yes"; then 1504 AC_MSG_ERROR([--enable-unit-tests=yes specified but glib-2.0 not found]) 1505 fi 1506fi 1507 1508# Not having GLib when it has been explicitly requested is an error 1509if test "x$with_glib" = x"yes"; then 1510 if test "x$have_glib" = x"no"; then 1511 AC_MSG_ERROR([--with-glib=yes specified but glib-2.0 not found]) 1512 fi 1513fi 1514 1515AM_CONDITIONAL([HAVE_GLIB], [test "$have_glib" = yes]) 1516]) # XORG_WITH_GLIB 1517 1518# XORG_LD_WRAP([required|optional]) 1519# --------------------------------- 1520# Minimum version: 1.13.0 1521# 1522# Check if linker supports -wrap, passed via compiler flags 1523# 1524# When used with ENABLE_UNIT_TESTS, it is assumed -wrap is used for unit testing. 1525# Otherwise the value of $enable_unit_tests is blank. 1526# 1527# Argument added in 1.16.0 - default is "required", to match existing behavior 1528# of returning an error if enable_unit_tests is yes, and ld -wrap is not 1529# available, an argument of "optional" allows use when some unit tests require 1530# ld -wrap and others do not. 1531# 1532AC_DEFUN([XORG_LD_WRAP],[ 1533XORG_CHECK_LINKER_FLAGS([-Wl,-wrap,exit],[have_ld_wrap=yes],[have_ld_wrap=no], 1534 [AC_LANG_PROGRAM([#include <stdlib.h> 1535 void __wrap_exit(int status) { return; }], 1536 [exit(0);])]) 1537# Not having ld wrap when unit testing has been explicitly requested is an error 1538if test "x$enable_unit_tests" = x"yes" -a "x$1" != "xoptional"; then 1539 if test "x$have_ld_wrap" = x"no"; then 1540 AC_MSG_ERROR([--enable-unit-tests=yes specified but ld -wrap support is not available]) 1541 fi 1542fi 1543AM_CONDITIONAL([HAVE_LD_WRAP], [test "$have_ld_wrap" = yes]) 1544# 1545]) # XORG_LD_WRAP 1546 1547# XORG_CHECK_LINKER_FLAGS 1548# ----------------------- 1549# SYNOPSIS 1550# 1551# XORG_CHECK_LINKER_FLAGS(FLAGS, [ACTION-SUCCESS], [ACTION-FAILURE], [PROGRAM-SOURCE]) 1552# 1553# DESCRIPTION 1554# 1555# Check whether the given linker FLAGS work with the current language's 1556# linker, or whether they give an error. 1557# 1558# ACTION-SUCCESS/ACTION-FAILURE are shell commands to execute on 1559# success/failure. 1560# 1561# PROGRAM-SOURCE is the program source to link with, if needed 1562# 1563# NOTE: Based on AX_CHECK_COMPILER_FLAGS. 1564# 1565# LICENSE 1566# 1567# Copyright (c) 2009 Mike Frysinger <vapier@gentoo.org> 1568# Copyright (c) 2009 Steven G. Johnson <stevenj@alum.mit.edu> 1569# Copyright (c) 2009 Matteo Frigo 1570# 1571# This program is free software: you can redistribute it and/or modify it 1572# under the terms of the GNU General Public License as published by the 1573# Free Software Foundation, either version 3 of the License, or (at your 1574# option) any later version. 1575# 1576# This program is distributed in the hope that it will be useful, but 1577# WITHOUT ANY WARRANTY; without even the implied warranty of 1578# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General 1579# Public License for more details. 1580# 1581# You should have received a copy of the GNU General Public License along 1582# with this program. If not, see <http://www.gnu.org/licenses/>. 1583# 1584# As a special exception, the respective Autoconf Macro's copyright owner 1585# gives unlimited permission to copy, distribute and modify the configure 1586# scripts that are the output of Autoconf when processing the Macro. You 1587# need not follow the terms of the GNU General Public License when using 1588# or distributing such scripts, even though portions of the text of the 1589# Macro appear in them. The GNU General Public License (GPL) does govern 1590# all other use of the material that constitutes the Autoconf Macro. 1591# 1592# This special exception to the GPL applies to versions of the Autoconf 1593# Macro released by the Autoconf Archive. When you make and distribute a 1594# modified version of the Autoconf Macro, you may extend this special 1595# exception to the GPL to apply to your modified version as well.# 1596AC_DEFUN([XORG_CHECK_LINKER_FLAGS], 1597[AC_MSG_CHECKING([whether the linker accepts $1]) 1598dnl Some hackery here since AC_CACHE_VAL can't handle a non-literal varname: 1599AS_LITERAL_IF([$1], 1600 [AC_CACHE_VAL(AS_TR_SH(xorg_cv_linker_flags_[$1]), [ 1601 ax_save_FLAGS=$LDFLAGS 1602 LDFLAGS="$1" 1603 AC_LINK_IFELSE([m4_default([$4],[AC_LANG_PROGRAM()])], 1604 AS_TR_SH(xorg_cv_linker_flags_[$1])=yes, 1605 AS_TR_SH(xorg_cv_linker_flags_[$1])=no) 1606 LDFLAGS=$ax_save_FLAGS])], 1607 [ax_save_FLAGS=$LDFLAGS 1608 LDFLAGS="$1" 1609 AC_LINK_IFELSE([AC_LANG_PROGRAM()], 1610 eval AS_TR_SH(xorg_cv_linker_flags_[$1])=yes, 1611 eval AS_TR_SH(xorg_cv_linker_flags_[$1])=no) 1612 LDFLAGS=$ax_save_FLAGS]) 1613eval xorg_check_linker_flags=$AS_TR_SH(xorg_cv_linker_flags_[$1]) 1614AC_MSG_RESULT($xorg_check_linker_flags) 1615if test "x$xorg_check_linker_flags" = xyes; then 1616 m4_default([$2], :) 1617else 1618 m4_default([$3], :) 1619fi 1620]) # XORG_CHECK_LINKER_FLAGS 1621 1622# XORG_MEMORY_CHECK_FLAGS 1623# ----------------------- 1624# Minimum version: 1.16.0 1625# 1626# This macro attempts to find appropriate memory checking functionality 1627# for various platforms which unit testing code may use to catch various 1628# forms of memory allocation and access errors in testing. 1629# 1630# Interface to module: 1631# XORG_MALLOC_DEBUG_ENV - environment variables to set to enable debugging 1632# Usually added to TESTS_ENVIRONMENT in Makefile.am 1633# 1634# If the user sets the value of XORG_MALLOC_DEBUG_ENV, it is used verbatim. 1635# 1636AC_DEFUN([XORG_MEMORY_CHECK_FLAGS],[ 1637 1638AC_REQUIRE([AC_CANONICAL_HOST]) 1639AC_ARG_VAR([XORG_MALLOC_DEBUG_ENV], 1640 [Environment variables to enable memory checking in tests]) 1641 1642# Check for different types of support on different platforms 1643case $host_os in 1644 solaris*) 1645 AC_CHECK_LIB([umem], [umem_alloc], 1646 [malloc_debug_env='LD_PRELOAD=libumem.so UMEM_DEBUG=default']) 1647 ;; 1648 *-gnu*) # GNU libc - Value is used as a single byte bit pattern, 1649 # both directly and inverted, so should not be 0 or 255. 1650 malloc_debug_env='MALLOC_PERTURB_=15' 1651 ;; 1652 darwin*) 1653 malloc_debug_env='MallocPreScribble=1 MallocScribble=1 DYLD_INSERT_LIBRARIES=/usr/lib/libgmalloc.dylib' 1654 ;; 1655 *bsd*) 1656 malloc_debug_env='MallocPreScribble=1 MallocScribble=1' 1657 ;; 1658esac 1659 1660# User supplied flags override default flags 1661if test "x$XORG_MALLOC_DEBUG_ENV" != "x"; then 1662 malloc_debug_env="$XORG_MALLOC_DEBUG_ENV" 1663fi 1664 1665AC_SUBST([XORG_MALLOC_DEBUG_ENV],[$malloc_debug_env]) 1666]) # XORG_WITH_LINT 1667 1668# XORG_CHECK_MALLOC_ZERO 1669# ---------------------- 1670# Minimum version: 1.0.0 1671# 1672# Defines {MALLOC,XMALLOC,XTMALLOC}_ZERO_CFLAGS appropriately if 1673# malloc(0) returns NULL. Packages should add one of these cflags to 1674# their AM_CFLAGS (or other appropriate *_CFLAGS) to use them. 1675AC_DEFUN([XORG_CHECK_MALLOC_ZERO],[ 1676AC_ARG_ENABLE(malloc0returnsnull, 1677 AS_HELP_STRING([--enable-malloc0returnsnull], 1678 [malloc(0) returns NULL (default: auto)]), 1679 [MALLOC_ZERO_RETURNS_NULL=$enableval], 1680 [MALLOC_ZERO_RETURNS_NULL=auto]) 1681 1682AC_MSG_CHECKING([whether malloc(0) returns NULL]) 1683if test "x$MALLOC_ZERO_RETURNS_NULL" = xauto; then 1684AC_CACHE_VAL([xorg_cv_malloc0_returns_null], 1685 [AC_RUN_IFELSE([AC_LANG_PROGRAM([ 1686#include <stdlib.h> 1687],[ 1688 char *m0, *r0, *c0, *p; 1689 m0 = malloc(0); 1690 p = malloc(10); 1691 r0 = realloc(p,0); 1692 c0 = calloc(0,10); 1693 exit((m0 == 0 || r0 == 0 || c0 == 0) ? 0 : 1); 1694])], 1695 [xorg_cv_malloc0_returns_null=yes], 1696 [xorg_cv_malloc0_returns_null=no])]) 1697MALLOC_ZERO_RETURNS_NULL=$xorg_cv_malloc0_returns_null 1698fi 1699AC_MSG_RESULT([$MALLOC_ZERO_RETURNS_NULL]) 1700 1701if test "x$MALLOC_ZERO_RETURNS_NULL" = xyes; then 1702 MALLOC_ZERO_CFLAGS="-DMALLOC_0_RETURNS_NULL" 1703 XMALLOC_ZERO_CFLAGS=$MALLOC_ZERO_CFLAGS 1704 XTMALLOC_ZERO_CFLAGS="$MALLOC_ZERO_CFLAGS -DXTMALLOC_BC" 1705else 1706 MALLOC_ZERO_CFLAGS="" 1707 XMALLOC_ZERO_CFLAGS="" 1708 XTMALLOC_ZERO_CFLAGS="" 1709fi 1710 1711AC_SUBST([MALLOC_ZERO_CFLAGS]) 1712AC_SUBST([XMALLOC_ZERO_CFLAGS]) 1713AC_SUBST([XTMALLOC_ZERO_CFLAGS]) 1714]) # XORG_CHECK_MALLOC_ZERO 1715 1716# XORG_WITH_LINT() 1717# ---------------- 1718# Minimum version: 1.1.0 1719# 1720# This macro enables the use of a tool that flags some suspicious and 1721# non-portable constructs (likely to be bugs) in C language source code. 1722# It will attempt to locate the tool and use appropriate options. 1723# There are various lint type tools on different platforms. 1724# 1725# Interface to module: 1726# LINT: returns the path to the tool found on the platform 1727# or the value set to LINT on the configure cmd line 1728# also an Automake conditional 1729# LINT_FLAGS: an Automake variable with appropriate flags 1730# 1731# --with-lint: 'yes' user instructs the module to use lint 1732# 'no' user instructs the module not to use lint (default) 1733# 1734# If the user sets the value of LINT, AC_PATH_PROG skips testing the path. 1735# If the user sets the value of LINT_FLAGS, they are used verbatim. 1736# 1737AC_DEFUN([XORG_WITH_LINT],[ 1738 1739AC_ARG_VAR([LINT], [Path to a lint-style command]) 1740AC_ARG_VAR([LINT_FLAGS], [Flags for the lint-style command]) 1741AC_ARG_WITH(lint, [AS_HELP_STRING([--with-lint], 1742 [Use a lint-style source code checker (default: disabled)])], 1743 [use_lint=$withval], [use_lint=no]) 1744 1745# Obtain platform specific info like program name and options 1746# The lint program on FreeBSD and NetBSD is different from the one on Solaris 1747case $host_os in 1748 *linux* | *openbsd* | kfreebsd*-gnu | darwin* | cygwin*) 1749 lint_name=splint 1750 lint_options="-badflag" 1751 ;; 1752 *freebsd* | *netbsd*) 1753 lint_name=lint 1754 lint_options="-u -b" 1755 ;; 1756 *solaris*) 1757 lint_name=lint 1758 lint_options="-u -b -h -erroff=E_INDISTING_FROM_TRUNC2" 1759 ;; 1760esac 1761 1762# Test for the presence of the program (either guessed by the code or spelled out by the user) 1763if test "x$use_lint" = x"yes" ; then 1764 AC_PATH_PROG([LINT], [$lint_name]) 1765 if test "x$LINT" = "x"; then 1766 AC_MSG_ERROR([--with-lint=yes specified but lint-style tool not found in PATH]) 1767 fi 1768elif test "x$use_lint" = x"no" ; then 1769 if test "x$LINT" != "x"; then 1770 AC_MSG_WARN([ignoring LINT environment variable since --with-lint=no was specified]) 1771 fi 1772else 1773 AC_MSG_ERROR([--with-lint expects 'yes' or 'no'. Use LINT variable to specify path.]) 1774fi 1775 1776# User supplied flags override default flags 1777if test "x$LINT_FLAGS" != "x"; then 1778 lint_options=$LINT_FLAGS 1779fi 1780 1781AC_SUBST([LINT_FLAGS],[$lint_options]) 1782AM_CONDITIONAL(LINT, [test "x$LINT" != x]) 1783 1784]) # XORG_WITH_LINT 1785 1786# XORG_LINT_LIBRARY(LIBNAME) 1787# -------------------------- 1788# Minimum version: 1.1.0 1789# 1790# Sets up flags for building lint libraries for checking programs that call 1791# functions in the library. 1792# 1793# Interface to module: 1794# LINTLIB - Automake variable with the name of lint library file to make 1795# MAKE_LINT_LIB - Automake conditional 1796# 1797# --enable-lint-library: - 'yes' user instructs the module to created a lint library 1798# - 'no' user instructs the module not to create a lint library (default) 1799 1800AC_DEFUN([XORG_LINT_LIBRARY],[ 1801AC_REQUIRE([XORG_WITH_LINT]) 1802AC_ARG_ENABLE(lint-library, [AS_HELP_STRING([--enable-lint-library], 1803 [Create lint library (default: disabled)])], 1804 [make_lint_lib=$enableval], [make_lint_lib=no]) 1805 1806if test "x$make_lint_lib" = x"yes" ; then 1807 LINTLIB=llib-l$1.ln 1808 if test "x$LINT" = "x"; then 1809 AC_MSG_ERROR([Cannot make lint library without --with-lint]) 1810 fi 1811elif test "x$make_lint_lib" != x"no" ; then 1812 AC_MSG_ERROR([--enable-lint-library expects 'yes' or 'no'.]) 1813fi 1814 1815AC_SUBST(LINTLIB) 1816AM_CONDITIONAL(MAKE_LINT_LIB, [test x$make_lint_lib != xno]) 1817 1818]) # XORG_LINT_LIBRARY 1819 1820# XORG_COMPILER_BRAND 1821# ------------------- 1822# Minimum version: 1.14.0 1823# 1824# Checks for various brands of compilers and sets flags as appropriate: 1825# GNU gcc - relies on AC_PROG_CC (via AC_PROG_CC_C99) to set GCC to "yes" 1826# GNU g++ - relies on AC_PROG_CXX to set GXX to "yes" 1827# clang compiler - sets CLANGCC to "yes" 1828# Intel compiler - sets INTELCC to "yes" 1829# Sun/Oracle Solaris Studio cc - sets SUNCC to "yes" 1830# 1831AC_DEFUN([XORG_COMPILER_BRAND], [ 1832AC_LANG_CASE( 1833 [C], [ 1834 AC_REQUIRE([AC_PROG_CC_C99]) 1835 ], 1836 [C++], [ 1837 AC_REQUIRE([AC_PROG_CXX]) 1838 ] 1839) 1840AC_CHECK_DECL([__clang__], [CLANGCC="yes"], [CLANGCC="no"]) 1841AC_CHECK_DECL([__INTEL_COMPILER], [INTELCC="yes"], [INTELCC="no"]) 1842AC_CHECK_DECL([__SUNPRO_C], [SUNCC="yes"], [SUNCC="no"]) 1843]) # XORG_COMPILER_BRAND 1844 1845# XORG_TESTSET_CFLAG(<variable>, <flag>, [<alternative flag>, ...]) 1846# --------------- 1847# Minimum version: 1.16.0 1848# 1849# Test if the compiler works when passed the given flag as a command line argument. 1850# If it succeeds, the flag is appeneded to the given variable. If not, it tries the 1851# next flag in the list until there are no more options. 1852# 1853# Note that this does not guarantee that the compiler supports the flag as some 1854# compilers will simply ignore arguments that they do not understand, but we do 1855# attempt to weed out false positives by using -Werror=unknown-warning-option and 1856# -Werror=unused-command-line-argument 1857# 1858AC_DEFUN([XORG_TESTSET_CFLAG], [ 1859m4_if([$#], 0, [m4_fatal([XORG_TESTSET_CFLAG was given with an unsupported number of arguments])]) 1860m4_if([$#], 1, [m4_fatal([XORG_TESTSET_CFLAG was given with an unsupported number of arguments])]) 1861 1862AC_LANG_COMPILER_REQUIRE 1863 1864AC_LANG_CASE( 1865 [C], [ 1866 AC_REQUIRE([AC_PROG_CC_C99]) 1867 define([PREFIX], [C]) 1868 define([CACHE_PREFIX], [cc]) 1869 define([COMPILER], [$CC]) 1870 ], 1871 [C++], [ 1872 define([PREFIX], [CXX]) 1873 define([CACHE_PREFIX], [cxx]) 1874 define([COMPILER], [$CXX]) 1875 ] 1876) 1877 1878[xorg_testset_save_]PREFIX[FLAGS]="$PREFIX[FLAGS]" 1879 1880if test "x$[xorg_testset_]CACHE_PREFIX[_unknown_warning_option]" = "x" ; then 1881 PREFIX[FLAGS]="$PREFIX[FLAGS] -Werror=unknown-warning-option" 1882 AC_CACHE_CHECK([if ]COMPILER[ supports -Werror=unknown-warning-option], 1883 [xorg_cv_]CACHE_PREFIX[_flag_unknown_warning_option], 1884 AC_COMPILE_IFELSE([AC_LANG_SOURCE([int i;])], 1885 [xorg_cv_]CACHE_PREFIX[_flag_unknown_warning_option=yes], 1886 [xorg_cv_]CACHE_PREFIX[_flag_unknown_warning_option=no])) 1887 [xorg_testset_]CACHE_PREFIX[_unknown_warning_option]=$[xorg_cv_]CACHE_PREFIX[_flag_unknown_warning_option] 1888 PREFIX[FLAGS]="$[xorg_testset_save_]PREFIX[FLAGS]" 1889fi 1890 1891if test "x$[xorg_testset_]CACHE_PREFIX[_unused_command_line_argument]" = "x" ; then 1892 if test "x$[xorg_testset_]CACHE_PREFIX[_unknown_warning_option]" = "xyes" ; then 1893 PREFIX[FLAGS]="$PREFIX[FLAGS] -Werror=unknown-warning-option" 1894 fi 1895 PREFIX[FLAGS]="$PREFIX[FLAGS] -Werror=unused-command-line-argument" 1896 AC_CACHE_CHECK([if ]COMPILER[ supports -Werror=unused-command-line-argument], 1897 [xorg_cv_]CACHE_PREFIX[_flag_unused_command_line_argument], 1898 AC_COMPILE_IFELSE([AC_LANG_SOURCE([int i;])], 1899 [xorg_cv_]CACHE_PREFIX[_flag_unused_command_line_argument=yes], 1900 [xorg_cv_]CACHE_PREFIX[_flag_unused_command_line_argument=no])) 1901 [xorg_testset_]CACHE_PREFIX[_unused_command_line_argument]=$[xorg_cv_]CACHE_PREFIX[_flag_unused_command_line_argument] 1902 PREFIX[FLAGS]="$[xorg_testset_save_]PREFIX[FLAGS]" 1903fi 1904 1905found="no" 1906m4_foreach([flag], m4_cdr($@), [ 1907 if test $found = "no" ; then 1908 if test "x$xorg_testset_]CACHE_PREFIX[_unknown_warning_option" = "xyes" ; then 1909 PREFIX[FLAGS]="$PREFIX[FLAGS] -Werror=unknown-warning-option" 1910 fi 1911 1912 if test "x$xorg_testset_]CACHE_PREFIX[_unused_command_line_argument" = "xyes" ; then 1913 PREFIX[FLAGS]="$PREFIX[FLAGS] -Werror=unused-command-line-argument" 1914 fi 1915 1916 PREFIX[FLAGS]="$PREFIX[FLAGS] ]flag[" 1917 1918dnl Some hackery here since AC_CACHE_VAL can't handle a non-literal varname 1919 AC_MSG_CHECKING([if ]COMPILER[ supports ]flag[]) 1920 cacheid=AS_TR_SH([xorg_cv_]CACHE_PREFIX[_flag_]flag[]) 1921 AC_CACHE_VAL($cacheid, 1922 [AC_LINK_IFELSE([AC_LANG_PROGRAM([int i;])], 1923 [eval $cacheid=yes], 1924 [eval $cacheid=no])]) 1925 1926 PREFIX[FLAGS]="$[xorg_testset_save_]PREFIX[FLAGS]" 1927 1928 eval supported=\$$cacheid 1929 AC_MSG_RESULT([$supported]) 1930 if test "$supported" = "yes" ; then 1931 $1="$$1 ]flag[" 1932 found="yes" 1933 fi 1934 fi 1935]) 1936]) # XORG_TESTSET_CFLAG 1937 1938# XORG_COMPILER_FLAGS 1939# --------------- 1940# Minimum version: 1.16.0 1941# 1942# Defines BASE_CFLAGS or BASE_CXXFLAGS to contain a set of command line 1943# arguments supported by the selected compiler which do NOT alter the generated 1944# code. These arguments will cause the compiler to print various warnings 1945# during compilation AND turn a conservative set of warnings into errors. 1946# 1947# The set of flags supported by BASE_CFLAGS and BASE_CXXFLAGS will grow in 1948# future versions of util-macros as options are added to new compilers. 1949# 1950AC_DEFUN([XORG_COMPILER_FLAGS], [ 1951AC_REQUIRE([XORG_COMPILER_BRAND]) 1952 1953AC_ARG_ENABLE(selective-werror, 1954 AS_HELP_STRING([--disable-selective-werror], 1955 [Turn off selective compiler errors. (default: enabled)]), 1956 [SELECTIVE_WERROR=$enableval], 1957 [SELECTIVE_WERROR=yes]) 1958 1959AC_LANG_CASE( 1960 [C], [ 1961 define([PREFIX], [C]) 1962 ], 1963 [C++], [ 1964 define([PREFIX], [CXX]) 1965 ] 1966) 1967# -v is too short to test reliably with XORG_TESTSET_CFLAG 1968if test "x$SUNCC" = "xyes"; then 1969 [BASE_]PREFIX[FLAGS]="-v" 1970else 1971 [BASE_]PREFIX[FLAGS]="" 1972fi 1973 1974# This chunk of warnings were those that existed in the legacy CWARNFLAGS 1975XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wall]) 1976XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wpointer-arith]) 1977XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wmissing-declarations]) 1978XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wformat=2], [-Wformat]) 1979 1980AC_LANG_CASE( 1981 [C], [ 1982 XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wstrict-prototypes]) 1983 XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wmissing-prototypes]) 1984 XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wnested-externs]) 1985 XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wbad-function-cast]) 1986 XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wold-style-definition], [-fd]) 1987 XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wdeclaration-after-statement]) 1988 ] 1989) 1990 1991# This chunk adds additional warnings that could catch undesired effects. 1992XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wunused]) 1993XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wuninitialized]) 1994XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wshadow]) 1995XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wmissing-noreturn]) 1996XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wmissing-format-attribute]) 1997XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wredundant-decls]) 1998XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wlogical-op]) 1999 2000# These are currently disabled because they are noisy. They will be enabled 2001# in the future once the codebase is sufficiently modernized to silence 2002# them. For now, I don't want them to drown out the other warnings. 2003# XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wparentheses]) 2004# XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wcast-align]) 2005# XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wcast-qual]) 2006 2007# Turn some warnings into errors, so we don't accidently get successful builds 2008# when there are problems that should be fixed. 2009 2010if test "x$SELECTIVE_WERROR" = "xyes" ; then 2011XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=implicit], [-errwarn=E_NO_EXPLICIT_TYPE_GIVEN -errwarn=E_NO_IMPLICIT_DECL_ALLOWED]) 2012XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=nonnull]) 2013XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=init-self]) 2014XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=main]) 2015XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=missing-braces]) 2016XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=sequence-point]) 2017XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=return-type], [-errwarn=E_FUNC_HAS_NO_RETURN_STMT]) 2018XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=trigraphs]) 2019XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=array-bounds]) 2020XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=write-strings]) 2021XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=address]) 2022XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=int-to-pointer-cast], [-errwarn=E_BAD_PTR_INT_COMBINATION]) 2023XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Werror=pointer-to-int-cast]) # Also -errwarn=E_BAD_PTR_INT_COMBINATION 2024else 2025AC_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]) 2026XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wimplicit]) 2027XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wnonnull]) 2028XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Winit-self]) 2029XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wmain]) 2030XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wmissing-braces]) 2031XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wsequence-point]) 2032XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wreturn-type]) 2033XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wtrigraphs]) 2034XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Warray-bounds]) 2035XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wwrite-strings]) 2036XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Waddress]) 2037XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wint-to-pointer-cast]) 2038XORG_TESTSET_CFLAG([[BASE_]PREFIX[FLAGS]], [-Wpointer-to-int-cast]) 2039fi 2040 2041AC_SUBST([BASE_]PREFIX[FLAGS]) 2042]) # XORG_COMPILER_FLAGS 2043 2044# XORG_CWARNFLAGS 2045# --------------- 2046# Minimum version: 1.2.0 2047# Deprecated since: 1.16.0 (Use XORG_COMPILER_FLAGS instead) 2048# 2049# Defines CWARNFLAGS to enable C compiler warnings. 2050# 2051# This function is deprecated because it defines -fno-strict-aliasing 2052# which alters the code generated by the compiler. If -fno-strict-aliasing 2053# is needed, then it should be added explicitly in the module when 2054# it is updated to use BASE_CFLAGS. 2055# 2056AC_DEFUN([XORG_CWARNFLAGS], [ 2057AC_REQUIRE([XORG_COMPILER_FLAGS]) 2058AC_REQUIRE([XORG_COMPILER_BRAND]) 2059AC_LANG_CASE( 2060 [C], [ 2061 CWARNFLAGS="$BASE_CFLAGS" 2062 if test "x$GCC" = xyes ; then 2063 CWARNFLAGS="$CWARNFLAGS -fno-strict-aliasing" 2064 fi 2065 AC_SUBST(CWARNFLAGS) 2066 ] 2067) 2068]) # XORG_CWARNFLAGS 2069 2070# XORG_STRICT_OPTION 2071# ----------------------- 2072# Minimum version: 1.3.0 2073# 2074# Add configure option to enable strict compilation flags, such as treating 2075# warnings as fatal errors. 2076# If --enable-strict-compilation is passed to configure, adds strict flags to 2077# $BASE_CFLAGS or $BASE_CXXFLAGS and the deprecated $CWARNFLAGS. 2078# 2079# Starting in 1.14.0 also exports $STRICT_CFLAGS for use in other tests or 2080# when strict compilation is unconditionally desired. 2081AC_DEFUN([XORG_STRICT_OPTION], [ 2082AC_REQUIRE([XORG_CWARNFLAGS]) 2083AC_REQUIRE([XORG_COMPILER_FLAGS]) 2084 2085AC_ARG_ENABLE(strict-compilation, 2086 AS_HELP_STRING([--enable-strict-compilation], 2087 [Enable all warnings from compiler and make them errors (default: disabled)]), 2088 [STRICT_COMPILE=$enableval], [STRICT_COMPILE=no]) 2089 2090AC_LANG_CASE( 2091 [C], [ 2092 define([PREFIX], [C]) 2093 ], 2094 [C++], [ 2095 define([PREFIX], [CXX]) 2096 ] 2097) 2098 2099[STRICT_]PREFIX[FLAGS]="" 2100XORG_TESTSET_CFLAG([[STRICT_]PREFIX[FLAGS]], [-pedantic]) 2101XORG_TESTSET_CFLAG([[STRICT_]PREFIX[FLAGS]], [-Werror], [-errwarn]) 2102 2103# Earlier versions of gcc (eg: 4.2) support -Werror=attributes, but do not 2104# activate it with -Werror, so we add it here explicitly. 2105XORG_TESTSET_CFLAG([[STRICT_]PREFIX[FLAGS]], [-Werror=attributes]) 2106 2107if test "x$STRICT_COMPILE" = "xyes"; then 2108 [BASE_]PREFIX[FLAGS]="$[BASE_]PREFIX[FLAGS] $[STRICT_]PREFIX[FLAGS]" 2109 AC_LANG_CASE([C], [CWARNFLAGS="$CWARNFLAGS $STRICT_CFLAGS"]) 2110fi 2111AC_SUBST([STRICT_]PREFIX[FLAGS]) 2112AC_SUBST([BASE_]PREFIX[FLAGS]) 2113AC_LANG_CASE([C], AC_SUBST([CWARNFLAGS])) 2114]) # XORG_STRICT_OPTION 2115 2116# XORG_DEFAULT_OPTIONS 2117# -------------------- 2118# Minimum version: 1.3.0 2119# 2120# Defines default options for X.Org modules. 2121# 2122AC_DEFUN([XORG_DEFAULT_OPTIONS], [ 2123AC_REQUIRE([AC_PROG_INSTALL]) 2124XORG_COMPILER_FLAGS 2125XORG_CWARNFLAGS 2126XORG_STRICT_OPTION 2127XORG_RELEASE_VERSION 2128XORG_CHANGELOG 2129XORG_INSTALL 2130XORG_MANPAGE_SECTIONS 2131m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])], 2132 [AC_SUBST([AM_DEFAULT_VERBOSITY], [1])]) 2133]) # XORG_DEFAULT_OPTIONS 2134 2135# XORG_INSTALL() 2136# ---------------- 2137# Minimum version: 1.4.0 2138# 2139# Defines the variable INSTALL_CMD as the command to copy 2140# INSTALL from $prefix/share/util-macros. 2141# 2142AC_DEFUN([XORG_INSTALL], [ 2143AC_REQUIRE([PKG_PROG_PKG_CONFIG]) 2144macros_datadir=`$PKG_CONFIG --print-errors --variable=pkgdatadir xorg-macros` 2145INSTALL_CMD="(cp -f "$macros_datadir/INSTALL" \$(top_srcdir)/.INSTALL.tmp && \ 2146mv \$(top_srcdir)/.INSTALL.tmp \$(top_srcdir)/INSTALL) \ 2147|| (rm -f \$(top_srcdir)/.INSTALL.tmp; test -e \$(top_srcdir)/INSTALL || ( \ 2148touch \$(top_srcdir)/INSTALL; \ 2149echo 'failed to copy INSTALL from util-macros: installing empty INSTALL.' >&2))" 2150AC_SUBST([INSTALL_CMD]) 2151]) # XORG_INSTALL 2152dnl Copyright 2005 Red Hat, Inc 2153dnl 2154dnl Permission to use, copy, modify, distribute, and sell this software and its 2155dnl documentation for any purpose is hereby granted without fee, provided that 2156dnl the above copyright notice appear in all copies and that both that 2157dnl copyright notice and this permission notice appear in supporting 2158dnl documentation. 2159dnl 2160dnl The above copyright notice and this permission notice shall be included 2161dnl in all copies or substantial portions of the Software. 2162dnl 2163dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 2164dnl OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 2165dnl MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 2166dnl IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR 2167dnl OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 2168dnl ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 2169dnl OTHER DEALINGS IN THE SOFTWARE. 2170dnl 2171dnl Except as contained in this notice, the name of the copyright holders shall 2172dnl not be used in advertising or otherwise to promote the sale, use or 2173dnl other dealings in this Software without prior written authorization 2174dnl from the copyright holders. 2175dnl 2176 2177# XORG_RELEASE_VERSION 2178# -------------------- 2179# Defines PACKAGE_VERSION_{MAJOR,MINOR,PATCHLEVEL} for modules to use. 2180 2181AC_DEFUN([XORG_RELEASE_VERSION],[ 2182 AC_DEFINE_UNQUOTED([PACKAGE_VERSION_MAJOR], 2183 [`echo $PACKAGE_VERSION | cut -d . -f 1`], 2184 [Major version of this package]) 2185 PVM=`echo $PACKAGE_VERSION | cut -d . -f 2 | cut -d - -f 1` 2186 if test "x$PVM" = "x"; then 2187 PVM="0" 2188 fi 2189 AC_DEFINE_UNQUOTED([PACKAGE_VERSION_MINOR], 2190 [$PVM], 2191 [Minor version of this package]) 2192 PVP=`echo $PACKAGE_VERSION | cut -d . -f 3 | cut -d - -f 1` 2193 if test "x$PVP" = "x"; then 2194 PVP="0" 2195 fi 2196 AC_DEFINE_UNQUOTED([PACKAGE_VERSION_PATCHLEVEL], 2197 [$PVP], 2198 [Patch version of this package]) 2199]) 2200 2201# XORG_CHANGELOG() 2202# ---------------- 2203# Minimum version: 1.2.0 2204# 2205# Defines the variable CHANGELOG_CMD as the command to generate 2206# ChangeLog from git. 2207# 2208# 2209AC_DEFUN([XORG_CHANGELOG], [ 2210CHANGELOG_CMD="((GIT_DIR=\$(top_srcdir)/.git git log > \$(top_srcdir)/.changelog.tmp) 2>/dev/null && \ 2211mv \$(top_srcdir)/.changelog.tmp \$(top_srcdir)/ChangeLog) \ 2212|| (rm -f \$(top_srcdir)/.changelog.tmp; test -e \$(top_srcdir)/ChangeLog || ( \ 2213touch \$(top_srcdir)/ChangeLog; \ 2214echo 'git failed to create ChangeLog: installing empty ChangeLog.' >&2))" 2215AC_SUBST([CHANGELOG_CMD]) 2216]) # XORG_CHANGELOG 2217 2218dnl Copyright 2005 Red Hat, Inc 2219dnl 2220dnl Permission to use, copy, modify, distribute, and sell this software and its 2221dnl documentation for any purpose is hereby granted without fee, provided that 2222dnl the above copyright notice appear in all copies and that both that 2223dnl copyright notice and this permission notice appear in supporting 2224dnl documentation. 2225dnl 2226dnl The above copyright notice and this permission notice shall be included 2227dnl in all copies or substantial portions of the Software. 2228dnl 2229dnl THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 2230dnl OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 2231dnl MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. 2232dnl IN NO EVENT SHALL THE OPEN GROUP BE LIABLE FOR ANY CLAIM, DAMAGES OR 2233dnl OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, 2234dnl ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR 2235dnl OTHER DEALINGS IN THE SOFTWARE. 2236dnl 2237dnl Except as contained in this notice, the name of the copyright holders shall 2238dnl not be used in advertising or otherwise to promote the sale, use or 2239dnl other dealings in this Software without prior written authorization 2240dnl from the copyright holders. 2241dnl 2242 2243# XORG_DRIVER_CHECK_EXT(MACRO, PROTO) 2244# -------------------------- 2245# Checks for the MACRO define in xorg-server.h (from the sdk). 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Must try -L first in case configure is actually a 3087# symlink; some systems play weird games with the mod time of symlinks 3088# (eg FreeBSD returns the mod time of the symlink's containing 3089# directory). 3090if ( 3091 am_has_slept=no 3092 for am_try in 1 2; do 3093 echo "timestamp, slept: $am_has_slept" > conftest.file 3094 set X `ls -Lt "$srcdir/configure" conftest.file 2> /dev/null` 3095 if test "$[*]" = "X"; then 3096 # -L didn't work. 3097 set X `ls -t "$srcdir/configure" conftest.file` 3098 fi 3099 if test "$[*]" != "X $srcdir/configure conftest.file" \ 3100 && test "$[*]" != "X conftest.file $srcdir/configure"; then 3101 3102 # If neither matched, then we have a broken ls. This can happen 3103 # if, for instance, CONFIG_SHELL is bash and it inherits a 3104 # broken ls alias from the environment. This has actually 3105 # happened. Such a system could not be considered "sane". 3106 AC_MSG_ERROR([ls -t appears to fail. Make sure there is not a broken 3107 alias in your environment]) 3108 fi 3109 if test "$[2]" = conftest.file || test $am_try -eq 2; then 3110 break 3111 fi 3112 # Just in case. 3113 sleep 1 3114 am_has_slept=yes 3115 done 3116 test "$[2]" = conftest.file 3117 ) 3118then 3119 # Ok. 3120 : 3121else 3122 AC_MSG_ERROR([newly created file is older than distributed files! 3123Check your system clock]) 3124fi 3125AC_MSG_RESULT([yes]) 3126# If we didn't sleep, we still need to ensure time stamps of config.status and 3127# generated files are strictly newer. 3128am_sleep_pid= 3129if grep 'slept: no' conftest.file >/dev/null 2>&1; then 3130 ( sleep 1 ) & 3131 am_sleep_pid=$! 3132fi 3133AC_CONFIG_COMMANDS_PRE( 3134 [AC_MSG_CHECKING([that generated files are newer than configure]) 3135 if test -n "$am_sleep_pid"; then 3136 # Hide warnings about reused PIDs. 3137 wait $am_sleep_pid 2>/dev/null 3138 fi 3139 AC_MSG_RESULT([done])]) 3140rm -f conftest.file 3141]) 3142 3143# Copyright (C) 2009-2018 Free Software Foundation, Inc. 3144# 3145# This file is free software; the Free Software Foundation 3146# gives unlimited permission to copy and/or distribute it, 3147# with or without modifications, as long as this notice is preserved. 3148 3149# AM_SILENT_RULES([DEFAULT]) 3150# -------------------------- 3151# Enable less verbose build rules; with the default set to DEFAULT 3152# ("yes" being less verbose, "no" or empty being verbose). 3153AC_DEFUN([AM_SILENT_RULES], 3154[AC_ARG_ENABLE([silent-rules], [dnl 3155AS_HELP_STRING( 3156 [--enable-silent-rules], 3157 [less verbose build output (undo: "make V=1")]) 3158AS_HELP_STRING( 3159 [--disable-silent-rules], 3160 [verbose build output (undo: "make V=0")])dnl 3161]) 3162case $enable_silent_rules in @%:@ ((( 3163 yes) AM_DEFAULT_VERBOSITY=0;; 3164 no) AM_DEFAULT_VERBOSITY=1;; 3165 *) AM_DEFAULT_VERBOSITY=m4_if([$1], [yes], [0], [1]);; 3166esac 3167dnl 3168dnl A few 'make' implementations (e.g., NonStop OS and NextStep) 3169dnl do not support nested variable expansions. 3170dnl See automake bug#9928 and bug#10237. 3171am_make=${MAKE-make} 3172AC_CACHE_CHECK([whether $am_make supports nested variables], 3173 [am_cv_make_support_nested_variables], 3174 [if AS_ECHO([['TRUE=$(BAR$(V)) 3175BAR0=false 3176BAR1=true 3177V=1 3178am__doit: 3179 @$(TRUE) 3180.PHONY: am__doit']]) | $am_make -f - >/dev/null 2>&1; then 3181 am_cv_make_support_nested_variables=yes 3182else 3183 am_cv_make_support_nested_variables=no 3184fi]) 3185if test $am_cv_make_support_nested_variables = yes; then 3186 dnl Using '$V' instead of '$(V)' breaks IRIX make. 3187 AM_V='$(V)' 3188 AM_DEFAULT_V='$(AM_DEFAULT_VERBOSITY)' 3189else 3190 AM_V=$AM_DEFAULT_VERBOSITY 3191 AM_DEFAULT_V=$AM_DEFAULT_VERBOSITY 3192fi 3193AC_SUBST([AM_V])dnl 3194AM_SUBST_NOTMAKE([AM_V])dnl 3195AC_SUBST([AM_DEFAULT_V])dnl 3196AM_SUBST_NOTMAKE([AM_DEFAULT_V])dnl 3197AC_SUBST([AM_DEFAULT_VERBOSITY])dnl 3198AM_BACKSLASH='\' 3199AC_SUBST([AM_BACKSLASH])dnl 3200_AM_SUBST_NOTMAKE([AM_BACKSLASH])dnl 3201]) 3202 3203# Copyright (C) 2001-2018 Free Software Foundation, Inc. 3204# 3205# This file is free software; the Free Software Foundation 3206# gives unlimited permission to copy and/or distribute it, 3207# with or without modifications, as long as this notice is preserved. 3208 3209# AM_PROG_INSTALL_STRIP 3210# --------------------- 3211# One issue with vendor 'install' (even GNU) is that you can't 3212# specify the program used to strip binaries. This is especially 3213# annoying in cross-compiling environments, where the build's strip 3214# is unlikely to handle the host's binaries. 3215# Fortunately install-sh will honor a STRIPPROG variable, so we 3216# always use install-sh in "make install-strip", and initialize 3217# STRIPPROG with the value of the STRIP variable (set by the user). 3218AC_DEFUN([AM_PROG_INSTALL_STRIP], 3219[AC_REQUIRE([AM_PROG_INSTALL_SH])dnl 3220# Installed binaries are usually stripped using 'strip' when the user 3221# run "make install-strip". However 'strip' might not be the right 3222# tool to use in cross-compilation environments, therefore Automake 3223# will honor the 'STRIP' environment variable to overrule this program. 3224dnl Don't test for $cross_compiling = yes, because it might be 'maybe'. 3225if test "$cross_compiling" != no; then 3226 AC_CHECK_TOOL([STRIP], [strip], :) 3227fi 3228INSTALL_STRIP_PROGRAM="\$(install_sh) -c -s" 3229AC_SUBST([INSTALL_STRIP_PROGRAM])]) 3230 3231# Copyright (C) 2006-2018 Free Software Foundation, Inc. 3232# 3233# This file is free software; the Free Software Foundation 3234# gives unlimited permission to copy and/or distribute it, 3235# with or without modifications, as long as this notice is preserved. 3236 3237# _AM_SUBST_NOTMAKE(VARIABLE) 3238# --------------------------- 3239# Prevent Automake from outputting VARIABLE = @VARIABLE@ in Makefile.in. 3240# This macro is traced by Automake. 3241AC_DEFUN([_AM_SUBST_NOTMAKE]) 3242 3243# AM_SUBST_NOTMAKE(VARIABLE) 3244# -------------------------- 3245# Public sister of _AM_SUBST_NOTMAKE. 3246AC_DEFUN([AM_SUBST_NOTMAKE], [_AM_SUBST_NOTMAKE($@)]) 3247 3248# Check how to create a tarball. -*- Autoconf -*- 3249 3250# Copyright (C) 2004-2018 Free Software Foundation, Inc. 3251# 3252# This file is free software; the Free Software Foundation 3253# gives unlimited permission to copy and/or distribute it, 3254# with or without modifications, as long as this notice is preserved. 3255 3256# _AM_PROG_TAR(FORMAT) 3257# -------------------- 3258# Check how to create a tarball in format FORMAT. 3259# FORMAT should be one of 'v7', 'ustar', or 'pax'. 3260# 3261# Substitute a variable $(am__tar) that is a command 3262# writing to stdout a FORMAT-tarball containing the directory 3263# $tardir. 3264# tardir=directory && $(am__tar) > result.tar 3265# 3266# Substitute a variable $(am__untar) that extract such 3267# a tarball read from stdin. 3268# $(am__untar) < result.tar 3269# 3270AC_DEFUN([_AM_PROG_TAR], 3271[# Always define AMTAR for backward compatibility. Yes, it's still used 3272# in the wild :-( We should find a proper way to deprecate it ... 3273AC_SUBST([AMTAR], ['$${TAR-tar}']) 3274 3275# We'll loop over all known methods to create a tar archive until one works. 3276_am_tools='gnutar m4_if([$1], [ustar], [plaintar]) pax cpio none' 3277 3278m4_if([$1], [v7], 3279 [am__tar='$${TAR-tar} chof - "$$tardir"' am__untar='$${TAR-tar} xf -'], 3280 3281 [m4_case([$1], 3282 [ustar], 3283 [# The POSIX 1988 'ustar' format is defined with fixed-size fields. 3284 # There is notably a 21 bits limit for the UID and the GID. In fact, 3285 # the 'pax' utility can hang on bigger UID/GID (see automake bug#8343 3286 # and bug#13588). 3287 am_max_uid=2097151 # 2^21 - 1 3288 am_max_gid=$am_max_uid 3289 # The $UID and $GID variables are not portable, so we need to resort 3290 # to the POSIX-mandated id(1) utility. Errors in the 'id' calls 3291 # below are definitely unexpected, so allow the users to see them 3292 # (that is, avoid stderr redirection). 3293 am_uid=`id -u || echo unknown` 3294 am_gid=`id -g || echo unknown` 3295 AC_MSG_CHECKING([whether UID '$am_uid' is supported by ustar format]) 3296 if test $am_uid -le $am_max_uid; then 3297 AC_MSG_RESULT([yes]) 3298 else 3299 AC_MSG_RESULT([no]) 3300 _am_tools=none 3301 fi 3302 AC_MSG_CHECKING([whether GID '$am_gid' is supported by ustar format]) 3303 if test $am_gid -le $am_max_gid; then 3304 AC_MSG_RESULT([yes]) 3305 else 3306 AC_MSG_RESULT([no]) 3307 _am_tools=none 3308 fi], 3309 3310 [pax], 3311 [], 3312 3313 [m4_fatal([Unknown tar format])]) 3314 3315 AC_MSG_CHECKING([how to create a $1 tar archive]) 3316 3317 # Go ahead even if we have the value already cached. We do so because we 3318 # need to set the values for the 'am__tar' and 'am__untar' variables. 3319 _am_tools=${am_cv_prog_tar_$1-$_am_tools} 3320 3321 for _am_tool in $_am_tools; do 3322 case $_am_tool in 3323 gnutar) 3324 for _am_tar in tar gnutar gtar; do 3325 AM_RUN_LOG([$_am_tar --version]) && break 3326 done 3327 am__tar="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$$tardir"' 3328 am__tar_="$_am_tar --format=m4_if([$1], [pax], [posix], [$1]) -chf - "'"$tardir"' 3329 am__untar="$_am_tar -xf -" 3330 ;; 3331 plaintar) 3332 # Must skip GNU tar: if it does not support --format= it doesn't create 3333 # ustar tarball either. 3334 (tar --version) >/dev/null 2>&1 && continue 3335 am__tar='tar chf - "$$tardir"' 3336 am__tar_='tar chf - "$tardir"' 3337 am__untar='tar xf -' 3338 ;; 3339 pax) 3340 am__tar='pax -L -x $1 -w "$$tardir"' 3341 am__tar_='pax -L -x $1 -w "$tardir"' 3342 am__untar='pax -r' 3343 ;; 3344 cpio) 3345 am__tar='find "$$tardir" -print | cpio -o -H $1 -L' 3346 am__tar_='find "$tardir" -print | cpio -o -H $1 -L' 3347 am__untar='cpio -i -H $1 -d' 3348 ;; 3349 none) 3350 am__tar=false 3351 am__tar_=false 3352 am__untar=false 3353 ;; 3354 esac 3355 3356 # If the value was cached, stop now. We just wanted to have am__tar 3357 # and am__untar set. 3358 test -n "${am_cv_prog_tar_$1}" && break 3359 3360 # tar/untar a dummy directory, and stop if the command works. 3361 rm -rf conftest.dir 3362 mkdir conftest.dir 3363 echo GrepMe > conftest.dir/file 3364 AM_RUN_LOG([tardir=conftest.dir && eval $am__tar_ >conftest.tar]) 3365 rm -rf conftest.dir 3366 if test -s conftest.tar; then 3367 AM_RUN_LOG([$am__untar <conftest.tar]) 3368 AM_RUN_LOG([cat conftest.dir/file]) 3369 grep GrepMe conftest.dir/file >/dev/null 2>&1 && break 3370 fi 3371 done 3372 rm -rf conftest.dir 3373 3374 AC_CACHE_VAL([am_cv_prog_tar_$1], [am_cv_prog_tar_$1=$_am_tool]) 3375 AC_MSG_RESULT([$am_cv_prog_tar_$1])]) 3376 3377AC_SUBST([am__tar]) 3378AC_SUBST([am__untar]) 3379]) # _AM_PROG_TAR 3380 3381m4_include([m4/libtool.m4]) 3382m4_include([m4/ltoptions.m4]) 3383m4_include([m4/ltsugar.m4]) 3384m4_include([m4/ltversion.m4]) 3385m4_include([m4/lt~obsolete.m4]) 3386