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HEAD
Add unlink GPL file
[bison.git]
/
config
/
move-if-change
1
#!/bin/sh
2
# Like mv $1 $2, but if the files are the same, just delete $1.
3
# Status is 0 if $2 is changed, 1 otherwise.
4
if
5
test -r
$2
6
then
7
if
8
cmp
-s
$1 $2
9
then
10
echo
$2
is unchanged
11
rm
-f
$1
12
else
13
mv
-f
$1 $2
14
fi
15
else
16
mv
-f
$1 $2
17
fi