Mercurial > octave-nkf

view build-aux/move-if-change @ 18548:06970f4625b8 stable

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
assert.m: allow assertions for function handles * assert.m: Allow expected value to be a function handle. New tests.
author John W. Eaton <jwe@octave.org>
date Thu, 06 Mar 2014 14:25:25 -0500
parents b67c2d580a25
children 5e50f25f245a
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