gst-indent: Add support for gindent as executable name

gst-indent used to support gnuindent and indent as executable names.
However, on OSX one can "brew install gnu-indent" and then the
executable name will be gindent. Added support for that.

https://bugzilla.gnome.org/show_bug.cgi?id=750351

diff --git a/tools/gst-indent b/tools/gst-indent
index e75338b..a9b8bfe 100755 (executable)
--- a/tools/gst-indent
+++ b/tools/gst-indent
@@ -1,16 +1,17 @@
 #!/bin/sh
 
-version=`gnuindent --version 2>/dev/null`
-if test "x$version" = "x"; then
-  version=`indent --version 2>/dev/null`
-  if test "x$version" = "x"; then
-    echo "GStreamer git pre-commit hook:"
-    echo "Did not find GNU indent, please install it before continuing."
-    exit 1
+for execname in gnuindent gindent indent; do
+  version=`$execname --version 2>/dev/null`
+  if test "x$version" != "x"; then
+    INDENT=$execname
+    break
   fi
-  INDENT=indent
-else
-  INDENT=gnuindent
+done
+
+if test -z $INDENT; then
+  echo "GStreamer git pre-commit hook:"
+  echo "Did not find GNU indent, please install it before continuing."
+  exit 1
 fi
 
 case `$INDENT --version` in