1 dnl This Source Code Form is subject to the terms of the Mozilla Public
2 dnl License, v. 2.0. If a copy of the MPL was not distributed with this
3 dnl file, You can obtain one at http://mozilla.org/MPL/2.0/.
5 # PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, action-if, action-not)
6 # defines GSTUFF_LIBS, GSTUFF_CFLAGS, see pkg-config man page
7 # also defines GSTUFF_PKG_ERRORS on error
8 AC_DEFUN([PKG_CHECK_MODULES],
11 if test -z "$PKG_CONFIG"; then
12 AC_PATH_PROG(PKG_CONFIG, pkg-config, no)
15 if test "$PKG_CONFIG" = "no" ; then
16 echo "*** The pkg-config script could not be found. Make sure it is"
17 echo "*** in your path, or set the PKG_CONFIG environment variable"
18 echo "*** to the full path to pkg-config."
19 echo "*** Or see http://www.freedesktop.org/software/pkgconfig to get pkg-config."
21 PKG_CONFIG_MIN_VERSION=0.9.0
22 if $PKG_CONFIG --atleast-pkgconfig-version $PKG_CONFIG_MIN_VERSION; then
23 AC_MSG_CHECKING(for $2)
25 if $PKG_CONFIG --exists "$2" ; then
29 AC_MSG_CHECKING($1_CFLAGS)
30 $1_CFLAGS=`$PKG_CONFIG --cflags "$2"`
31 AC_MSG_RESULT($$1_CFLAGS)
33 AC_MSG_CHECKING($1_LIBS)
34 ## Remove evil flags like -Wl,--export-dynamic
35 $1_LIBS="`$PKG_CONFIG --libs \"$2\" |sed s/-Wl,--export-dynamic//g`"
36 AC_MSG_RESULT($$1_LIBS)
40 ## If we have a custom action on failure, don't print errors, but
41 ## do set a variable so people can do so.
42 $1_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"`
43 ifelse([$4], ,echo $$1_PKG_ERRORS,)
46 AC_SUBST_LIST($1_CFLAGS)
47 AC_SUBST_LIST($1_LIBS)
49 echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer."
50 echo "*** See http://www.freedesktop.org/software/pkgconfig"
54 if test $succeeded = yes; then
55 ifelse([$3], , :, [$3])
57 if test "$COMPILE_ENVIRONMENT"; then
58 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])