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fe704f16e4
Author: jamesh
Date: 2003-02-21 14:53:04 GMT
2003-02-21 James Henstridge <james@daa.com.au>
* pkg.m4: split macro into two parts. The check for presence of
pkg-config is now in a helper macro. The main PKG_CHECK_MODULES
macro now AC_REQUIRES() it, so that the pkg-config check is only
performed once.
Also update quoting to match current practices.
67 lines
2.3 KiB
Text
67 lines
2.3 KiB
Text
dnl Internal macro to check for pkg-config itself
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dnl Do not call directly
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AC_DEFUN([_PKG_CHECK_MODULES_FIND_PKG_CONFIG],
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[
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AC_PATH_PROG([PKG_CONFIG], [pkg-config], [no])
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if test "$PKG_CONFIG" = "no"; then
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echo "*** The pkg-config script could not be found. Make sure it is"
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echo "*** in your path, or set the PKG_CONFIG environment variable"
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echo "*** to the full path to pkg-config."
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echo "*** Or see http://www.freedesktop.org/software/pkgconfig/ to get pkg-config."
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else
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# check the pkg-config version number
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PKG_CONFIG_MIN_VERSION="0.9.0"
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AC_MSG_CHECKING([is pkg-config version >= $PKG_CONFIG_MIN_VERSION])
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if $PKG_CONFIG --atleast-pkgconfig-version $PKG_CONFIG_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=no
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echo "*** Your version of pkg-config is too old. You need version $PKG_CONFIG_MIN_VERSION or newer."
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echo "*** See http://www.freedesktop.org/software/pkgconfig/"
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fi
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fi
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])
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dnl PKG_CHECK_MODULES(GSTUFF, gtk+-2.0 >= 1.3 glib = 1.3.4, action-if, action-not)
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dnl defines GSTUFF_LIBS, GSTUFF_CFLAGS, see pkg-config man page
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dnl also defines GSTUFF_PKG_ERRORS on error
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AC_DEFUN([PKG_CHECK_MODULES],
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[
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AC_REQUIRE([_PKG_CHECK_MODULES_FIND_PKG_CONFIG])dnl
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succeeded=no
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if test "$PKG_CONFIG" != "no" ; then
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AC_MSG_CHECKING([for $2])
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if $PKG_CONFIG --exists "$2" ; then
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AC_MSG_RESULT([yes])
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succeeded=yes
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AC_MSG_CHECKING([$1_CFLAGS])
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$1_CFLAGS=`$PKG_CONFIG --cflags "$2"`
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AC_MSG_RESULT([$$1_CFLAGS])
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AC_MSG_CHECKING([$1_LIBS])
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$1_LIBS=`$PKG_CONFIG --libs "$2"`
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AC_MSG_RESULT([$$1_LIBS])
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else
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$1_CFLAGS=""
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$1_LIBS=""
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## If we have a custom action on failure, don't print errors, but
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## do set a variable so people can do so.
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$1_PKG_ERRORS=`$PKG_CONFIG --errors-to-stdout --print-errors "$2"`
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ifelse([$4],, [echo $$1_PKG_ERRORS])
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fi
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AC_SUBST([$1_CFLAGS])
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AC_SUBST([$1_LIBS])
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fi
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if test $succeeded = yes; then
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ifelse([$3],, [:], [$3])
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else
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ifelse([$4],,
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[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.])],
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[$4])
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fi
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])
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