File: mv-if-diff

package info (click to toggle)
perl 5.8.4-8sarge6
  • links: PTS
  • area: main
  • in suites: sarge
  • size: 58,128 kB
  • ctags: 31,422
  • sloc: perl: 224,262; ansic: 155,398; sh: 32,253; pascal: 7,747; lisp: 6,121; makefile: 2,341; cpp: 2,035; yacc: 1,019; java: 23
file content (15 lines) | stat: -rw-r--r-- 312 bytes parent folder | download | duplicates (4) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
 
: mv-if-diff file1 file2
: move file1 to file2 if file1 and file2 are different.

if test $# -lt 2 ; then
	echo "usage:  $0 file1 file2"
	echo "move file1 to file2 if file1 and file2 are different."
	exit 1
fi
if cmp $1 $2 >/dev/null 2>&1; then
	echo "File $2 not changed."
	rm -f $1
else
	rm -f $2
	mv $1 $2
fi