From 5ba816797d0f754e8acd157c8798f77e1272dbdd Mon Sep 17 00:00:00 2001
From: Duncan Mortimer <duncan.mortimer@ndcn.ox.ac.uk>
Date: Mon, 23 Jul 2007 16:17:43 +0000
Subject: [PATCH] Fix to exit code on bad command line

---
 medianfilter.cc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/medianfilter.cc b/medianfilter.cc
index 365b107..f4dfddb 100644
--- a/medianfilter.cc
+++ b/medianfilter.cc
@@ -15,7 +15,7 @@ int main(int argc, char **argv){
   if(argc!=3){
     cerr<<"Usage: medianfilter <input> <output>"<<endl;
     cerr<<"performs 26 neighbourhood median filtering"<<endl;
-    exit(0);
+    exit(1);
   }
   volume<float> volin,volout;
   read_volume(volin,argv[1]);
-- 
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