From 9fb253388b08d53ab64e96d77857b7e51fcf4502 Mon Sep 17 00:00:00 2001
From: Daniel Stenberg <daniel@haxx.se>
Date: Thu, 28 Apr 2005 08:20:33 +0000
Subject: [PATCH] if diff -u makes zero output, try diff -c instead

---
 tests/getpart.pm | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/tests/getpart.pm b/tests/getpart.pm
index 898ecec6b..d1c8ec856 100644
--- a/tests/getpart.pm
+++ b/tests/getpart.pm
@@ -220,7 +220,11 @@ sub showdiff {
         print TEMP $_;
     }
     close(TEMP);
-    my @out = `diff -u $file2 $file1`;
+    my @out = `diff -u $file2 $file1 2>/dev/null`;
+
+    if(!$out[0]) {
+	@out = `diff -c $file2 $file1 2>/dev/null`;
+    }
 
     return @out;
 }