On Fri, Apr 16, 2010 at 08:06:16AM -0500, Patrick R. Michaud wrote:
> cat {file} | sed {script} > {newfile}
> chmod {newfile} --reference={file}
> mv {file} {file}.{date}
> mv {newfile} {file}
Oops, that second line should probably be
chmod --reference={file} {newfile}
Pm