Deprecate error_text(), __error_text__() * __error_text__.m, error_text.m: New functions added to deprecated/ directory to issue warning message. * NEWS: Add functions to list of deprecated functions in 3.6. * mk_undocumented_list: Remove error_text from alias list. * demo.m, test.m: Replace __error_text__ with lasterr * error.cc: Remove DEFALIAS of functions to lasterr.

#!/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