| |
| dnl PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, action-if, action-not) |
| dnl defines GSTUFF_LIBS, GSTUFF_CFLAGS, see pkg-config man page |
| dnl also defines GSTUFF_PKG_ERRORS on error |
| AC_DEFUN([PKG_CHECK_MODULES], [ |
| succeeded=no |
| |
| if test -z "$PKG_CONFIG"; then |
| AC_PATH_PROG(PKG_CONFIG, pkg-config, no) |
| fi |
| |
| if test "$PKG_CONFIG" = "no" ; then |
| echo "*** The pkg-config script could not be found. Make sure it is" |
| echo "*** in your path, or set the PKG_CONFIG environment variable" |
| echo "*** to the full path to pkg-config." |
| echo "*** Or see http://www.freedesktop.org/software/pkgconfig to get pkg-config." |
| else |
| PKG_CONFIG_MIN_VERSION=0.9.0 |
| if $PKG_CONFIG --atleast-pkgconfig-version $PKG_CONFIG_MIN_VERSION; then |
| AC_MSG_CHECKING(for $2) |
| |
| if $PKG_CONFIG --exists "$2" ; then |
| AC_MSG_RESULT(yes) |
| succeeded=yes |
| |
| AC_MSG_CHECKING($1_CFLAGS) |
| $1_CFLAGS=`$PKG_CONFIG --cflags "$2"` |
| AC_MSG_RESULT($$1_CFLAGS) |
| |
| AC_MSG_CHECKING($1_LIBS) |
| $1_LIBS=`$PKG_CONFIG --libs "$2"` |
| AC_MSG_RESULT($$1_LIBS) |
| else |
| $1_CFLAGS="" |
| $1_LIBS="" |
| ## If we have a custom action on failure, don't print errors, but |
| ## do set a variable so people can do so. |
| $1_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"` |
| ifelse([$4], ,echo $$1_PKG_ERRORS,) |
| fi |
| |
| AC_SUBST($1_CFLAGS) |
| AC_SUBST($1_LIBS) |
| else |
| echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer." |
| echo "*** See http://www.freedesktop.org/software/pkgconfig" |
| fi |
| fi |
| |
| if test $succeeded = yes; then |
| ifelse([$3], , :, [$3]) |
| else |
| 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]) |
| fi |
| ]) |
| |
| |