Mercurial > hg > octave-lyh

view src/move-if-change @ 64:bd04d91a7a4a

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
[project @ 1993-08-15 05:08:48 by jwe] (mk_tmp_hist_file): New function, extracted from do_edit_history. (do_edit_history): Simplify using mk_tmp_hist_file. (do_run_history): New function. (edit_history_repl_hist): New function.
author jwe
date Sun, 15 Aug 1993 05:08:48 +0000
parents fbc0f5ebd3e0
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