gstreamer element check

git-svn-id: http://svn.enlightenment.org/svn/e/trunk/e17/libs/emotion@20274 7cbeb6ba-43b4-40fd-8cce-4c39aea84d33

diff --git a/m4/gst-element-check.m4 b/m4/gst-element-check.m4
new file mode 100644 (file)
index 0000000..8cae8fd
--- /dev/null
+++ b/m4/gst-element-check.m4
@@ -0,0 +1,37 @@
+dnl Perform a check for a GStreamer element using gst-inspect
+dnl Thomas Vander Stichele <thomas at apestaart dot org>
+dnl Last modification: 25/01/2005
+dnl
+dnl Modified by Vincent Torri <vtorri at univ-evry dot fr>
+dnl Last modification: 19/10/2005
+
+dnl AM_GST_ELEMENT_CHECK(ELEMENT-NAME, ACTION-IF-FOUND, ACTION-IF-NOT-FOUND)
+
+AC_DEFUN([AM_GST_ELEMENT_CHECK],
+[
+  if test "x$GST_INSPECT" == "x"; then
+    AC_CHECK_PROG(GST_INSPECT, gst-inspect, gst-inspect, [])
+  fi
+
+  if test "x$GST_INSPECT" != "x"; then
+    AC_MSG_CHECKING(GStreamer element $1 with $GST_INSPECT)
+    if [ $GST_INSPECT $1 > /dev/null 2> /dev/null ]; then
+      AC_MSG_RESULT(found.)
+      $2
+    else
+      AC_MSG_RESULT(not found.)
+      AC_CHECK_PROG(GST_INSPECT_0_8, gst-inspect-0.8, gst-inspect-0.8, [])
+
+      if test "x$GST_INSPECT_0_8" != "x"; then
+        AC_MSG_CHECKING(GStreamer element $1 with $GST_INSPECT_0_8)
+        if [ $GST_INSPECT_0_8 $1 > /dev/null 2> /dev/null ]; then
+          AC_MSG_RESULT(found.)
+          $2
+        else
+          AC_MSG_RESULT(not found.)
+          $3
+        fi
+      fi
+    fi
+  fi
+])