view build-aux/move-if-change @ 18948:64173c377a6b

meshz.m: Overhaul for Matlab compatibility. * meshz.m: Accept optional property/value pairs to pass to surface object. Use the same scheme as Matlab for creating the curtain around the border so the visual results are the same.
author Rik <rik@octave.org>
date Mon, 21 Jul 2014 08:41:42 -0700
parents b67c2d580a25
children
line wrap: on
line source

#!/bin/sh
#
# 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; then
    echo $2 is unchanged
    rm -f $1
  else
    mv -f $1 $2
  fi
else
  mv -f $1 $2
fi