pkg-config/pkg.m4
Arch Librarian 1dd0d3d262 2001-06-05 Havoc Pennington <hp@redhat.com>
Author: hp
Date: 2001-06-05 18:41:27 GMT
2001-06-05  Havoc Pennington  <hp@redhat.com>

	* main.c: add --errors-to-stdout so you can capture them with backticks

	* pkg.m4: set FOO_PKG_ERRORS after a failed check, so people can
	print the errors.
2005-07-14 13:04:10 +00:00

56 lines
1.8 KiB
Text

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."
else
if ! $PKG_CONFIG --atleast-pkgconfig-version 0.7.0; then
echo "*** Your version of pkg-config is too old. You need version 0.7.0 or newer."
echo "*** See http://www.freedesktop.org/software/pkgconfig"
else
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)
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
])