From 245c095da74d8ad89b698ea6c8c556b4a49fd1b7 Mon Sep 17 00:00:00 2001
From: Cremno <cremno@mail.ru>
Date: Thu, 7 Mar 2013 19:45:57 +0100
Subject: mrbc: exit if outfile is specified multiple times

---
 tools/mrbc/mrbc.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/tools/mrbc/mrbc.c b/tools/mrbc/mrbc.c
index bc551fffc..698586ec0 100644
--- a/tools/mrbc/mrbc.c
+++ b/tools/mrbc/mrbc.c
@@ -83,6 +83,12 @@ parse_args(mrb_state *mrb, int argc, char **argv, struct _args *args)
 
       switch ((*argv)[1]) {
       case 'o':
+        if (outfile) {
+          printf("%s: An output file is already specified. (%s)\n",
+                 *origargv, outfile);
+          result = -5;
+          goto exit;
+        }
         outfile = get_outfilename((*argv) + 2, "");
         break;
       case 'B':
-- 
cgit v1.2.3