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| author | Tim-Philipp Müller <tim@centricular.net> | 2012-09-01 18:06:58 +0100 |
|---|---|---|
| committer | Tim-Philipp Müller <tim@centricular.net> | 2012-09-01 23:32:17 +0100 |
| commit | 8cd5813fa661d262159787c75a5695bde7df237d (patch) | |
| tree | 06b85d426ef931868963210868d918816b012e17 /gst-element-check.m4 | |
| parent | 4ab9587417e8bdc292275e3901c59747c8a25e11 (diff) | |
| download | gstreamer-8cd5813fa661d262159787c75a5695bde7df237d.tar.gz | |
gst-element-check.m4: rename AM_GST_ELEMENT_CHECK to GST_ELEMENT_CHECK
And allow passing of a minimum version (if not needed, pass 1.0).
https://bugzilla.gnome.org/show_bug.cgi?id=682968
Diffstat (limited to 'gst-element-check.m4')
| -rw-r--r-- | gst-element-check.m4 | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/gst-element-check.m4 b/gst-element-check.m4 new file mode 100644 index 0000000000..49ddc61ce4 --- /dev/null +++ b/gst-element-check.m4 @@ -0,0 +1,33 @@ +dnl Perform a check for a GStreamer element using gst-inspect-x.y +dnl +dnl GST_ELEMENT_CHECK(ELEMENT-NAME, MIN-VERSION, ACTION-IF-FOUND, ACTION-IF-NOT-FOUND) +dnl +dnl ELEMENT-NAME : element factory name (mandatory) +dnl MIN-VERSION : minimum version required, e.g. 1.0 or 1.0.5 (mandatory) +dnl ACTION-IF_FOUND : action if element exists and is of the desired version +dnl ACTION-IF-NOT-FOUND : action if element does not exist or is too old +dnl +dnl gstapiversion=`echo $2 | tr '.' '\n' | head -n 2 | tr '\n' '.' | sed 's/\.$//'` + +AC_DEFUN([GST_ELEMENT_CHECK], +[ + AC_REQUIRE([PKG_PROG_PKG_CONFIG]) + + gstapiversion=`echo "$2" | while IFS=. read a b; do echo "$a.0"; done` + gsttoolsdir=`$PKG_CONFIG --variable=toolsdir gstreamer-$gstapiversion` + if test "x$gsttoolsdir" != "x"; then + gstinspect="$gsttoolsdir/gst-inspect-$gstapiversion" + AC_MSG_CHECKING(GStreamer $gstapiversion element $1 >= $2) + if [ $gstinspect --exists --atleast-version=$2 $1 ]; then + AC_MSG_RESULT([found]) + $2 + else + if [ $gstinspect --exists $1 ]; then + AC_MSG_RESULT([found, but too old]) + else + AC_MSG_RESULT([not found]) + fi + $3 + fi + fi +]) |