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-rwxr-xr-xcontrib/gcc/move-if-change21
1 files changed, 3 insertions, 18 deletions
diff --git a/contrib/gcc/move-if-change b/contrib/gcc/move-if-change
index ee1b348..66d8b8a 100755
--- a/contrib/gcc/move-if-change
+++ b/contrib/gcc/move-if-change
@@ -1,26 +1,11 @@
#!/bin/sh
-
-# Copyright (C) 1996 Free Software Foundation, Inc.
-#
-# This program is free software; you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation; either version 2 of the License, or
-# (at your option) any later version.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program; if not, write to the Free Software
-# Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-
+# 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 $1 $2 > /dev/null
+cmp -s $1 $2
then
echo $2 is unchanged
rm -f $1
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