15 lines
166 B
Text
15 lines
166 B
Text
|
#!/bin/sh
|
||
|
|
|
||
|
|
bakrotate() {
|
||
|
|
if [ -f $1 ]
|
||
|
|
then
|
||
|
|
if [ -f "$1.bak" ]
|
||
|
|
then bakrotate "$1.bak"
|
||
|
|
fi
|
||
|
|
mv "$1" "$1.bak"
|
||
|
|
fi
|
||
|
|
}
|
||
|
|
|
||
|
|
bakrotate "$1.bak"
|
||
|
|
cp $1 $1.bak
|