Bail out if both clean switches are provided

diff --git a/colorize.c b/colorize.c
index 652d3a6ecec82c197bf6381c12309fd62845248f..c402a0156759ab464e76345f357f6daa449b003e 100644 (file)
--- a/colorize.c
+++ b/colorize.c
@@ -310,6 +310,8 @@ main (int argc, char **argv)
 
     if (clean || clean_all)
       {
+        if (clean && clean_all)
+          vfprintf_fail (formats[FMT_GENERIC], "--clean and --clean-all switch are mutually exclusive");
         if (arg_cnt > 1)
           {
             const char *format = "%s %s";