Built SDL2_image and _mixer static
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116
libsdl2_mixer/external/libvorbisidec-1.2.1/acinclude/ogg.m4
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116
libsdl2_mixer/external/libvorbisidec-1.2.1/acinclude/ogg.m4
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# Configure paths for libogg
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# Jack Moffitt <jack@icecast.org> 10-21-2000
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# Shamelessly stolen from Owen Taylor and Manish Singh
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dnl XIPH_PATH_OGG([ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND]])
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dnl Test for libogg, and define OGG_CFLAGS and OGG_LIBS
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dnl
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AC_DEFUN([XIPH_PATH_OGG],
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[dnl
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dnl Get the cflags and libraries
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dnl
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AC_ARG_WITH(ogg,AC_HELP_STRING([--with-ogg=PFX],[Prefix where libogg is installed (optional)]), ogg_prefix="$withval", ogg_prefix="")
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AC_ARG_WITH(ogg-libraries,AC_HELP_STRING([--with-ogg-libraries=DIR],[Directory where libogg library is installed (optional)]), ogg_libraries="$withval", ogg_libraries="")
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AC_ARG_WITH(ogg-includes,AC_HELP_STRING([--with-ogg-includes=DIR],[Directory where libogg header files are installed (optional)]), ogg_includes="$withval", ogg_includes="")
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AC_ARG_ENABLE(oggtest,AC_HELP_STRING([--disable-oggtest],[Do not try to compile and run a test Ogg program]),, enable_oggtest=yes)
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if test "x$ogg_libraries" != "x" ; then
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OGG_LIBS="-L$ogg_libraries"
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elif test "x$ogg_prefix" = "xno" || test "x$ogg_prefix" = "xyes" ; then
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OGG_LIBS=""
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elif test "x$ogg_prefix" != "x" ; then
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OGG_LIBS="-L$ogg_prefix/lib"
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elif test "x$prefix" != "xNONE" ; then
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OGG_LIBS="-L$prefix/lib"
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fi
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if test "x$ogg_prefix" != "xno" ; then
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OGG_LIBS="$OGG_LIBS -logg"
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fi
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if test "x$ogg_includes" != "x" ; then
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OGG_CFLAGS="-I$ogg_includes"
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elif test "x$ogg_prefix" = "xno" || test "x$ogg_prefix" = "xyes" ; then
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OGG_CFLAGS=""
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elif test "x$ogg_prefix" != "x" ; then
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OGG_CFLAGS="-I$ogg_prefix/include"
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elif test "x$prefix" != "xNONE"; then
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OGG_CFLAGS="-I$prefix/include"
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fi
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AC_MSG_CHECKING(for Ogg)
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if test "x$ogg_prefix" = "xno" ; then
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no_ogg="disabled"
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enable_oggtest="no"
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else
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no_ogg=""
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fi
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if test "x$enable_oggtest" = "xyes" ; then
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ac_save_CFLAGS="$CFLAGS"
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ac_save_LIBS="$LIBS"
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CFLAGS="$CFLAGS $OGG_CFLAGS"
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LIBS="$LIBS $OGG_LIBS"
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dnl
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dnl Now check if the installed Ogg is sufficiently new.
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dnl
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rm -f conf.oggtest
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AC_TRY_RUN([
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <ogg/ogg.h>
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int main ()
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{
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system("touch conf.oggtest");
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return 0;
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}
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],, no_ogg=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
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CFLAGS="$ac_save_CFLAGS"
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LIBS="$ac_save_LIBS"
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fi
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if test "x$no_ogg" = "xdisabled" ; then
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AC_MSG_RESULT(no)
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ifelse([$2], , :, [$2])
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elif test "x$no_ogg" = "x" ; then
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AC_MSG_RESULT(yes)
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ifelse([$1], , :, [$1])
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else
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AC_MSG_RESULT(no)
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if test -f conf.oggtest ; then
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:
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else
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echo "*** Could not run Ogg test program, checking why..."
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CFLAGS="$CFLAGS $OGG_CFLAGS"
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LIBS="$LIBS $OGG_LIBS"
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AC_TRY_LINK([
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#include <stdio.h>
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#include <ogg/ogg.h>
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], [ return 0; ],
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[ echo "*** The test program compiled, but did not run. This usually means"
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echo "*** that the run-time linker is not finding Ogg or finding the wrong"
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echo "*** version of Ogg. If it is not finding Ogg, you'll need to set your"
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echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
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echo "*** to the installed location Also, make sure you have run ldconfig if that"
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echo "*** is required on your system"
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echo "***"
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echo "*** If you have an old version installed, it is best to remove it, although"
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echo "*** you may also be able to get things to work by modifying LD_LIBRARY_PATH"],
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[ echo "*** The test program failed to compile or link. See the file config.log for the"
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echo "*** exact error that occured. This usually means Ogg was incorrectly installed"
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echo "*** or that you have moved Ogg since it was installed." ])
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CFLAGS="$ac_save_CFLAGS"
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LIBS="$ac_save_LIBS"
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fi
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OGG_CFLAGS=""
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OGG_LIBS=""
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ifelse([$2], , :, [$2])
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fi
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AC_SUBST(OGG_CFLAGS)
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AC_SUBST(OGG_LIBS)
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rm -f conf.oggtest
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])
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156
libsdl2_mixer/external/libvorbisidec-1.2.1/acinclude/pkg.m4
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156
libsdl2_mixer/external/libvorbisidec-1.2.1/acinclude/pkg.m4
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@@ -0,0 +1,156 @@
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# pkg.m4 - Macros to locate and utilise pkg-config. -*- Autoconf -*-
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#
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# Copyright © 2004 Scott James Remnant <scott@netsplit.com>.
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program; if not, write to the Free Software
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# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#
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# As a special exception to the GNU General Public License, if you
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# distribute this file as part of a program that contains a
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# configuration script generated by Autoconf, you may include it under
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# the same distribution terms that you use for the rest of that program.
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# PKG_PROG_PKG_CONFIG([MIN-VERSION])
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# ----------------------------------
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AC_DEFUN([PKG_PROG_PKG_CONFIG],
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[m4_pattern_forbid([^_?PKG_[A-Z_]+$])
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m4_pattern_allow([^PKG_CONFIG(_PATH)?$])
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AC_ARG_VAR([PKG_CONFIG], [path to pkg-config utility])dnl
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if test "x$ac_cv_env_PKG_CONFIG_set" != "xset"; then
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AC_PATH_TOOL([PKG_CONFIG], [pkg-config])
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fi
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if test -n "$PKG_CONFIG"; then
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_pkg_min_version=m4_default([$1], [0.9.0])
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AC_MSG_CHECKING([pkg-config is at least version $_pkg_min_version])
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if $PKG_CONFIG --atleast-pkgconfig-version $_pkg_min_version; then
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AC_MSG_RESULT([yes])
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else
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AC_MSG_RESULT([no])
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PKG_CONFIG=""
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fi
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fi[]dnl
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])# PKG_PROG_PKG_CONFIG
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# PKG_CHECK_EXISTS(MODULES, [ACTION-IF-FOUND], [ACTION-IF-NOT-FOUND])
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#
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# Check to see whether a particular set of modules exists. Similar
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# to PKG_CHECK_MODULES(), but does not set variables or print errors.
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#
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#
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# Similar to PKG_CHECK_MODULES, make sure that the first instance of
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# this or PKG_CHECK_MODULES is called, or make sure to call
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# PKG_CHECK_EXISTS manually
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# --------------------------------------------------------------
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AC_DEFUN([PKG_CHECK_EXISTS],
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[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
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if test -n "$PKG_CONFIG" && \
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AC_RUN_LOG([$PKG_CONFIG --exists --print-errors "$1"]); then
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m4_ifval([$2], [$2], [:])
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m4_ifvaln([$3], [else
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$3])dnl
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fi])
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# _PKG_CONFIG([VARIABLE], [COMMAND], [MODULES])
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# ---------------------------------------------
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m4_define([_PKG_CONFIG],
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[if test -n "$PKG_CONFIG"; then
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if test -n "$$1"; then
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pkg_cv_[]$1="$$1"
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else
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PKG_CHECK_EXISTS([$3],
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[pkg_cv_[]$1=`$PKG_CONFIG --[]$2 "$3" 2>/dev/null`],
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[pkg_failed=yes])
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fi
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else
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pkg_failed=untried
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fi[]dnl
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])# _PKG_CONFIG
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# _PKG_SHORT_ERRORS_SUPPORTED
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# -----------------------------
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AC_DEFUN([_PKG_SHORT_ERRORS_SUPPORTED],
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[AC_REQUIRE([PKG_PROG_PKG_CONFIG])
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if $PKG_CONFIG --atleast-pkgconfig-version 0.20; then
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_pkg_short_errors_supported=yes
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else
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_pkg_short_errors_supported=no
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fi[]dnl
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])# _PKG_SHORT_ERRORS_SUPPORTED
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# PKG_CHECK_MODULES(VARIABLE-PREFIX, MODULES, [ACTION-IF-FOUND],
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# [ACTION-IF-NOT-FOUND])
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#
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#
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# Note that if there is a possibility the first call to
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# PKG_CHECK_MODULES might not happen, you should be sure to include an
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# explicit call to PKG_PROG_PKG_CONFIG in your configure.ac
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#
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#
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# --------------------------------------------------------------
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AC_DEFUN([PKG_CHECK_MODULES],
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[AC_REQUIRE([PKG_PROG_PKG_CONFIG])dnl
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AC_ARG_VAR([$1][_CFLAGS], [C compiler flags for $1, overriding pkg-config])dnl
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AC_ARG_VAR([$1][_LIBS], [linker flags for $1, overriding pkg-config])dnl
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pkg_failed=no
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AC_MSG_CHECKING([for $1])
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_PKG_CONFIG([$1][_CFLAGS], [cflags], [$2])
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_PKG_CONFIG([$1][_LIBS], [libs], [$2])
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m4_define([_PKG_TEXT], [Alternatively, you may set the environment variables $1[]_CFLAGS
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and $1[]_LIBS to avoid the need to call pkg-config.
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See the pkg-config man page for more details.])
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if test $pkg_failed = yes; then
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_PKG_SHORT_ERRORS_SUPPORTED
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if test $_pkg_short_errors_supported = yes; then
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$1[]_PKG_ERRORS=`$PKG_CONFIG --short-errors --errors-to-stdout --print-errors "$2"`
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else
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$1[]_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"`
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fi
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# Put the nasty error message in config.log where it belongs
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echo "$$1[]_PKG_ERRORS" >&AS_MESSAGE_LOG_FD
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ifelse([$4], , [AC_MSG_ERROR(dnl
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[Package requirements ($2) were not met:
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$$1_PKG_ERRORS
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Consider adjusting the PKG_CONFIG_PATH environment variable if you
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installed software in a non-standard prefix.
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_PKG_TEXT
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])],
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[$4])
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elif test $pkg_failed = untried; then
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ifelse([$4], , [AC_MSG_FAILURE(dnl
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[The pkg-config script could not be found or is too old. Make sure it
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is in your PATH or set the PKG_CONFIG environment variable to the full
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path to pkg-config.
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_PKG_TEXT
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To get pkg-config, see <http://www.freedesktop.org/software/pkgconfig>.])],
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[$4])
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else
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$1[]_CFLAGS=$pkg_cv_[]$1[]_CFLAGS
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$1[]_LIBS=$pkg_cv_[]$1[]_LIBS
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AC_MSG_RESULT([yes])
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ifelse([$3], , :, [$3])
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fi[]dnl
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])# PKG_CHECK_MODULES
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