Subversion Repositories openrisc

#!/bin/sh

# Like mv $1 $2, but if the files are the same, just delete $1.

# Status is zero if successful, nonzero otherwise.

usage="$0: usage: $0 SOURCE DEST"

case $# in

2) ;;

*) echo "$usage" >&2; exit 1;;

esac

for arg in "$1" "$2"; do

  case $arg in

   -*) echo "$usage" >&2; exit 1;;

  esac

done

if test -r "$2" && cmp -s "$1" "$2"; then

  rm -f "$1"

else

  mv -f "$1" "$2"

fi