xfstests: skip fsr tests if xfs_fsr utils not found

Similar to the xfsdump-related patch; gracefully fail
if no xfs_fsr is found.

I'll probably send another for the acl & attr userspace,
it's actually not always installed on minimal boxes.

Signed-off-by: Eric Sandeen <sandeen@sandeen.net>
Reviewed-by: Felix Blyakher <felixb@sgi.com>

042

@@ -37,6 +37,8 @@ _supported_os IRIX Linux
 
 _require_scratch
 
+[ "$XFS_FSR_PROG" = "" ] && _notrun "xfs_fsr not found"
+
 _cull_files()
 {
     perl -e "\$manifest=\"$tmp.manifest\";" -e '