Disable jackrack when unavailable

git-svn-id: https://mlt.svn.sourceforge.net/svnroot/mlt/trunk/mlt@704 d19143bc-622f-0410-bfdd-b5b2a6649095

diff --git a/src/modules/jackrack/configure b/src/modules/jackrack/configure
index 5654a858431a72a3693f8fc298022ac9be01bdce..4a6132d8bf97233bf1d6ce2c5a8ded00b009ad65 100755 (executable)
--- a/src/modules/jackrack/configure
+++ b/src/modules/jackrack/configure
@@ -3,8 +3,19 @@
 if [ "$help" != "1" ]
 then
 
-cat << EOF >> ../filters.dat
-jackrack               libmltjackrack$LIBSUF
-EOF
+       pkg-config jack
+       disable_jack=$?
+
+       which xml2-config > /dev/null 2>&1
+       disable_xml2=$?
+
+       if [ "$disable_jack" == "0" -a "$disable_xml2" == "0" ]
+       then
+               echo "jackrack          libmltjackrack$LIBSUF" >> ../filters.dat
+       else
+               [ "$disable_jack" == "1" ] && echo "- jackrack not found: disabling"
+               [ "$disable_xml2" == "1" ] && echo "- xml2 not found: disabling jackrack"
+               touch ../disable-jackrack
+       fi
 
 fi