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 11 (pkg-config-0.29.1) 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], [0.29.1]) 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 $1]) 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 PKG_WITH_MODULES(VARIABLE-PREFIX, MODULES, 300dnl [ACTION-IF-FOUND],[ACTION-IF-NOT-FOUND], 301dnl [DESCRIPTION], [DEFAULT]) 302dnl ------------------------------------------ 303dnl 304dnl Prepare a "--with-" configure option using the lowercase 305dnl [VARIABLE-PREFIX] name, merging the behaviour of AC_ARG_WITH and 306dnl PKG_CHECK_MODULES in a single macro. 307AC_DEFUN([PKG_WITH_MODULES], 308[ 309m4_pushdef([with_arg], m4_tolower([$1])) 310 311m4_pushdef([description], 312 [m4_default([$5], [build with ]with_arg[ support])]) 313 314m4_pushdef([def_arg], [m4_default([$6], [auto])]) 315m4_pushdef([def_action_if_found], [AS_TR_SH([with_]with_arg)=yes]) 316m4_pushdef([def_action_if_not_found], [AS_TR_SH([with_]with_arg)=no]) 317 318m4_case(def_arg, 319 [yes],[m4_pushdef([with_without], [--without-]with_arg)], 320 [m4_pushdef([with_without],[--with-]with_arg)]) 321 322AC_ARG_WITH(with_arg, 323 AS_HELP_STRING(with_without, description[ @<:@default=]def_arg[@:>@]),, 324 [AS_TR_SH([with_]with_arg)=def_arg]) 325 326AS_CASE([$AS_TR_SH([with_]with_arg)], 327 [yes],[PKG_CHECK_MODULES([$1],[$2],$3,$4)], 328 [auto],[PKG_CHECK_MODULES([$1],[$2], 329 [m4_n([def_action_if_found]) $3], 330 [m4_n([def_action_if_not_found]) $4])]) 331 332m4_popdef([with_arg]) 333m4_popdef([description]) 334m4_popdef([def_arg]) 335 336])dnl PKG_WITH_MODULES 337 338dnl PKG_HAVE_WITH_MODULES(VARIABLE-PREFIX, MODULES, 339dnl [DESCRIPTION], [DEFAULT]) 340dnl ----------------------------------------------- 341dnl 342dnl Convenience macro to trigger AM_CONDITIONAL after PKG_WITH_MODULES 343dnl check._[VARIABLE-PREFIX] is exported as make variable. 344AC_DEFUN([PKG_HAVE_WITH_MODULES], 345[ 346PKG_WITH_MODULES([$1],[$2],,,[$3],[$4]) 347 348AM_CONDITIONAL([HAVE_][$1], 349 [test "$AS_TR_SH([with_]m4_tolower([$1]))" = "yes"]) 350])dnl PKG_HAVE_WITH_MODULES 351 352dnl PKG_HAVE_DEFINE_WITH_MODULES(VARIABLE-PREFIX, MODULES, 353dnl [DESCRIPTION], [DEFAULT]) 354dnl ------------------------------------------------------ 355dnl 356dnl Convenience macro to run AM_CONDITIONAL and AC_DEFINE after 357dnl PKG_WITH_MODULES check. HAVE_[VARIABLE-PREFIX] is exported as make 358dnl and preprocessor variable. 359AC_DEFUN([PKG_HAVE_DEFINE_WITH_MODULES], 360[ 361PKG_HAVE_WITH_MODULES([$1],[$2],[$3],[$4]) 362 363AS_IF([test "$AS_TR_SH([with_]m4_tolower([$1]))" = "yes"], 364 [AC_DEFINE([HAVE_][$1], 1, [Enable ]m4_tolower([$1])[ support])]) 365])dnl PKG_HAVE_DEFINE_WITH_MODULES 366 367# Copyright (C) 2002-2018 Free Software Foundation, Inc. 368# 369# This file is free software; the Free Software Foundation 370# gives unlimited permission to copy and/or distribute it, 371# with or without modifications, as long as this notice is preserved. 372 373# AM_AUTOMAKE_VERSION(VERSION) 374# ---------------------------- 375# Automake X.Y traces this macro to ensure aclocal.m4 has been 376# generated from the m4 files accompanying Automake X.Y. 377# (This private macro should not be called outside this file.) 378AC_DEFUN([AM_AUTOMAKE_VERSION], 379[am__api_version='1.16' 380dnl Some users find AM_AUTOMAKE_VERSION and mistake it for a way to 381dnl require some minimum version. Point them to the right macro. 382m4_if([$1], [1.16.1], [], 383 [AC_FATAL([Do not call $0, use AM_INIT_AUTOMAKE([$1]).])])dnl 384]) 385 386# _AM_AUTOCONF_VERSION(VERSION) 387# ----------------------------- 388# aclocal traces this macro to find the Autoconf version. 389# This is a private macro too. Using m4_define simplifies 390# the logic in aclocal, which can simply ignore this definition. 391m4_define([_AM_AUTOCONF_VERSION], []) 392 393# AM_SET_CURRENT_AUTOMAKE_VERSION 394# ------------------------------- 395# Call AM_AUTOMAKE_VERSION and AM_AUTOMAKE_VERSION so they can be traced. 396# This function is AC_REQUIREd by AM_INIT_AUTOMAKE. 397AC_DEFUN([AM_SET_CURRENT_AUTOMAKE_VERSION], 398[AM_AUTOMAKE_VERSION([1.16.1])dnl 399m4_ifndef([AC_AUTOCONF_VERSION], 400 [m4_copy([m4_PACKAGE_VERSION], [AC_AUTOCONF_VERSION])])dnl 401_AM_AUTOCONF_VERSION(m4_defn([AC_AUTOCONF_VERSION]))]) 402 403# AM_AUX_DIR_EXPAND -*- Autoconf -*- 404 405# Copyright (C) 2001-2018 Free Software Foundation, Inc. 406# 407# This file is free software; the Free Software Foundation 408# gives unlimited permission to copy and/or distribute it, 409# with or without modifications, as long as this notice is preserved. 410 411# For projects using AC_CONFIG_AUX_DIR([foo]), Autoconf sets 412# $ac_aux_dir to '$srcdir/foo'. In other projects, it is set to 413# '$srcdir', '$srcdir/..', or '$srcdir/../..'. 414# 415# Of course, Automake must honor this variable whenever it calls a 416# tool from the auxiliary directory. The problem is that $srcdir (and 417# therefore $ac_aux_dir as well) can be either absolute or relative, 418# depending on how configure is run. This is pretty annoying, since 419# it makes $ac_aux_dir quite unusable in subdirectories: in the top 420# source directory, any form will work fine, but in subdirectories a 421# relative path needs to be adjusted first. 422# 423# $ac_aux_dir/missing 424# fails when called from a subdirectory if $ac_aux_dir is relative 425# $top_srcdir/$ac_aux_dir/missing 426# fails if $ac_aux_dir is absolute, 427# fails when called from a subdirectory in a VPATH build with 428# a relative $ac_aux_dir 429# 430# The reason of the latter failure is that $top_srcdir and $ac_aux_dir 431# are both prefixed by $srcdir. 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The drawback is that using absolute paths prevent a 447# configured tree to be moved without reconfiguration. 448 449AC_DEFUN([AM_AUX_DIR_EXPAND], 450[AC_REQUIRE([AC_CONFIG_AUX_DIR_DEFAULT])dnl 451# Expand $ac_aux_dir to an absolute path. 452am_aux_dir=`cd "$ac_aux_dir" && pwd` 453]) 454 455# Do all the work for Automake. -*- Autoconf -*- 456 457# Copyright (C) 1996-2018 Free Software Foundation, Inc. 458# 459# This file is free software; the Free Software Foundation 460# gives unlimited permission to copy and/or distribute it, 461# with or without modifications, as long as this notice is preserved. 462 463# This macro actually does too much. Some checks are only needed if 464# your package does certain things. But this isn't really a big deal. 465 466dnl Redefine AC_PROG_CC to automatically invoke _AM_PROG_CC_C_O. 467m4_define([AC_PROG_CC], 468m4_defn([AC_PROG_CC]) 469[_AM_PROG_CC_C_O 470]) 471 472# AM_INIT_AUTOMAKE(PACKAGE, VERSION, [NO-DEFINE]) 473# AM_INIT_AUTOMAKE([OPTIONS]) 474# ----------------------------------------------- 475# The call with PACKAGE and VERSION arguments is the old style 476# call (pre autoconf-2.50), which is being phased out. PACKAGE 477# and VERSION should now be passed to AC_INIT and removed from 478# the call to AM_INIT_AUTOMAKE. 479# We support both call styles for the transition. After 480# the next Automake release, Autoconf can make the AC_INIT 481# arguments mandatory, and then we can depend on a new Autoconf 482# release and drop the old call support. 483AC_DEFUN([AM_INIT_AUTOMAKE], 484[AC_PREREQ([2.65])dnl 485dnl Autoconf wants to disallow AM_ names. We explicitly allow 486dnl the ones we care about. 487m4_pattern_allow([^AM_[A-Z]+FLAGS$])dnl 488AC_REQUIRE([AM_SET_CURRENT_AUTOMAKE_VERSION])dnl 489AC_REQUIRE([AC_PROG_INSTALL])dnl 490if test "`cd $srcdir && pwd`" != "`pwd`"; then 491 # Use -I$(srcdir) only when $(srcdir) != ., so that make's output 492 # is not polluted with repeated "-I." 493 AC_SUBST([am__isrc], [' -I$(srcdir)'])_AM_SUBST_NOTMAKE([am__isrc])dnl 494 # test to see if srcdir already configured 495 if test -f $srcdir/config.status; then 496 AC_MSG_ERROR([source directory already configured; run "make distclean" there first]) 497 fi 498fi 499 500# test whether we have cygpath 501if test -z "$CYGPATH_W"; then 502 if (cygpath --version) >/dev/null 2>/dev/null; then 503 CYGPATH_W='cygpath -w' 504 else 505 CYGPATH_W=echo 506 fi 507fi 508AC_SUBST([CYGPATH_W]) 509 510# Define the identity of the package. 511dnl Distinguish between old-style and new-style calls. 512m4_ifval([$2], 513[AC_DIAGNOSE([obsolete], 514 [$0: two- and three-arguments forms are deprecated.]) 515m4_ifval([$3], [_AM_SET_OPTION([no-define])])dnl 516 AC_SUBST([PACKAGE], [$1])dnl 517 AC_SUBST([VERSION], [$2])], 518[_AM_SET_OPTIONS([$1])dnl 519dnl Diagnose old-style AC_INIT with new-style AM_AUTOMAKE_INIT. 520m4_if( 521 m4_ifdef([AC_PACKAGE_NAME], [ok]):m4_ifdef([AC_PACKAGE_VERSION], [ok]), 522 [ok:ok],, 523 [m4_fatal([AC_INIT should be called with package and version arguments])])dnl 524 AC_SUBST([PACKAGE], ['AC_PACKAGE_TARNAME'])dnl 525 AC_SUBST([VERSION], ['AC_PACKAGE_VERSION'])])dnl 526 527_AM_IF_OPTION([no-define],, 528[AC_DEFINE_UNQUOTED([PACKAGE], ["$PACKAGE"], [Name of package]) 529 AC_DEFINE_UNQUOTED([VERSION], ["$VERSION"], [Version number of package])])dnl 530 531# Some tools Automake needs. 532AC_REQUIRE([AM_SANITY_CHECK])dnl 533AC_REQUIRE([AC_ARG_PROGRAM])dnl 534AM_MISSING_PROG([ACLOCAL], [aclocal-${am__api_version}]) 535AM_MISSING_PROG([AUTOCONF], [autoconf]) 536AM_MISSING_PROG([AUTOMAKE], [automake-${am__api_version}]) 537AM_MISSING_PROG([AUTOHEADER], [autoheader]) 538AM_MISSING_PROG([MAKEINFO], [makeinfo]) 539AC_REQUIRE([AM_PROG_INSTALL_SH])dnl 540AC_REQUIRE([AM_PROG_INSTALL_STRIP])dnl 541AC_REQUIRE([AC_PROG_MKDIR_P])dnl 542# For better backward compatibility. 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