m4/gst-parser.m4: Need to use double square brackets again so m4 doesn't remove them...

[platform/upstream/gst-common.git] / m4 / gst-parser.m4

diff --git a/m4/gst-parser.m4 b/m4/gst-parser.m4
index 56b43bc..2998f2d 100644 (file)
--- a/m4/gst-parser.m4
+++ b/m4/gst-parser.m4
@@ -9,7 +9,7 @@ AC_DEFUN([GST_BISON_CHECK],
 
   dnl check bison version
   bison_min_version=1.35
-  bison_version=`$BISON_PATH --version | head -n 1 | sed 's/^.*) //' | tr -d '[:alpha:]' | cut -d' ' -f1`
+  bison_version=`$BISON_PATH --version | head -n 1 | sed 's/^.*) //' | sed 's/[[a-zA-Z]]*$//' | cut -d' ' -f1`
   AC_MSG_CHECKING([bison version $bison_version >= $bison_min_version])
 
   if perl -w <<EOF
@@ -34,7 +34,7 @@ AC_DEFUN([GST_FLEX_CHECK],
   
   dnl check flex version
   flex_min_version=2.5.6
-  flex_version=`$FLEX_PATH --version | head -n 1 | sed 's/^.* //' | tr -d '[:alpha:]' | cut -d' ' -f1`
+  flex_version=`$FLEX_PATH --version | head -n 1 | sed 's/^.* //' | sed 's/[[a-zA-Z]]*$//' | cut -d' ' -f1`
   AC_MSG_CHECKING([flex version $flex_version >= $flex_min_version])
   if perl -w <<EOF
     (\$min_version_major, \$min_version_minor, \$min_version_micro ) = "$flex_min_version" =~ /(\d+)\.(\d+)\.(\d+)/;