From 7f57c74e2b24831055b80716e2842586076c9c44 Mon Sep 17 00:00:00 2001
From: Roland McGrath <roland@gnu.org>
Date: Fri, 18 Jun 1999 21:01:28 +0000
Subject: 1999-06-17  Roland McGrath  <roland@baalperazim.frob.com>

	* move-if-change: New file, canonical GNU script.
---
 move-if-change | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100755 move-if-change

(limited to 'move-if-change')

diff --git a/move-if-change b/move-if-change
new file mode 100755
index 00000000..66d8b8ad
--- /dev/null
+++ b/move-if-change
@@ -0,0 +1,17 @@
+#!/bin/sh
+# Like mv $1 $2, but if the files are the same, just delete $1.
+# Status is 0 if $2 is changed, 1 otherwise.
+if
+test -r $2
+then
+if
+cmp -s $1 $2
+then
+echo $2 is unchanged
+rm -f $1
+else
+mv -f $1 $2
+fi
+else
+mv -f $1 $2
+fi
-- 
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