Re: Bug#239288: coreutils: cp --preserve=timestamps -u copies repeatedly

[Jim Meyering]

Paul Eggert <address@hidden> wrote:
> Jim Meyering <address@hidden> writes:
>
>>   http://article.gmane.org/gmane.comp.gnu.coreutils.bugs/1464
>>
>> but no one has begun work on that, as far as I know.
>
> Here's a proposed implementation for that idea.  It was a bit trickier
> than I thought it would be, mostly because I thought of more
> optimizations.
>
> 2004-03-27  Paul Eggert  <address@hidden>
>
>       * NEWS: cp -pu and mv -u (when copying) now take the destination
>       file system time stamp resolution into account.
>       * doc/coreutils.texi (mv invocation): Document this.
>       (cp invocation): Document -u (it was missing!) with new behavior.
>
>       * lib/utimecmp.c, lib/utimecmp.h, m4/utimecmp.m4: New files.
>       * lib/Makefile.am (libfetish_a_SOURCES): Add utimecmp.c, utimecmp.h.
>       * m4/prereq.m4 (jm_PREREQ): Require gl_UTIMECMP.
>       * src/copy.c: Include "utimecmp.h".
>       (copy_internal): Compare time stamps using utimecmp rather than
>       MTIME_CMP.

Thanks for doing that.
I've applied those changes.