1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/build/autoconf/pkg.m4 Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,63 @@
1.4 +dnl This Source Code Form is subject to the terms of the Mozilla Public
1.5 +dnl License, v. 2.0. If a copy of the MPL was not distributed with this
1.6 +dnl file, You can obtain one at http://mozilla.org/MPL/2.0/.
1.7 +
1.8 +# PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, action-if, action-not)
1.9 +# defines GSTUFF_LIBS, GSTUFF_CFLAGS, see pkg-config man page
1.10 +# also defines GSTUFF_PKG_ERRORS on error
1.11 +AC_DEFUN([PKG_CHECK_MODULES],
1.12 +[succeeded=no
1.13 +
1.14 + if test -z "$PKG_CONFIG"; then
1.15 + AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
1.16 + fi
1.17 +
1.18 + if test "$PKG_CONFIG" = "no" ; then
1.19 + echo "*** The pkg-config script could not be found. Make sure it is"
1.20 + echo "*** in your path, or set the PKG_CONFIG environment variable"
1.21 + echo "*** to the full path to pkg-config."
1.22 + echo "*** Or see http://www.freedesktop.org/software/pkgconfig to get pkg-config."
1.23 + else
1.24 + PKG_CONFIG_MIN_VERSION=0.9.0
1.25 + if $PKG_CONFIG --atleast-pkgconfig-version $PKG_CONFIG_MIN_VERSION; then
1.26 + AC_MSG_CHECKING(for $2)
1.27 +
1.28 + if $PKG_CONFIG --exists "$2" ; then
1.29 + AC_MSG_RESULT(yes)
1.30 + succeeded=yes
1.31 +
1.32 + AC_MSG_CHECKING($1_CFLAGS)
1.33 + $1_CFLAGS=`$PKG_CONFIG --cflags "$2"`
1.34 + AC_MSG_RESULT($$1_CFLAGS)
1.35 +
1.36 + AC_MSG_CHECKING($1_LIBS)
1.37 + ## Remove evil flags like -Wl,--export-dynamic
1.38 + $1_LIBS="`$PKG_CONFIG --libs \"$2\" |sed s/-Wl,--export-dynamic//g`"
1.39 + AC_MSG_RESULT($$1_LIBS)
1.40 + else
1.41 + $1_CFLAGS=""
1.42 + $1_LIBS=""
1.43 + ## If we have a custom action on failure, don't print errors, but
1.44 + ## do set a variable so people can do so.
1.45 + $1_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"`
1.46 + ifelse([$4], ,echo $$1_PKG_ERRORS,)
1.47 + fi
1.48 +
1.49 + AC_SUBST($1_CFLAGS)
1.50 + AC_SUBST($1_LIBS)
1.51 + else
1.52 + echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer."
1.53 + echo "*** See http://www.freedesktop.org/software/pkgconfig"
1.54 + fi
1.55 + fi
1.56 +
1.57 + if test $succeeded = yes; then
1.58 + ifelse([$3], , :, [$3])
1.59 + else
1.60 + if test "$COMPILE_ENVIRONMENT"; then
1.61 + ifelse([$4], , AC_MSG_ERROR([Library requirements ($2) not met; consider adjusting the PKG_CONFIG_PATH environment variable if your libraries are in a nonstandard prefix so pkg-config can find them.]), [$4])
1.62 + fi
1.63 + fi
1.64 +])
1.65 +
1.66 +
