Re: Object attributes Ben Laurie (ben@algroup.co.uk)
Wed, 12 Apr 2000 19:47:33 +0100

Jerome Vouillon wrote:
>
> On Wed, Apr 12, 2000 at 01:18:49PM -0400, Jonathan S. Shapiro wrote:
> > Do we need to preserve modification time?
> >
> > Problems I see:
> >
> > 1. Modification time is not uniformly reported. Different platforms track it
> > in differing granularity, and I'm suspicious about reliably converting to
> > UTC time on various platforms, particularly WinXX. If we need to track this,
> > then the best solution I can see is to make a best effort, but check to
> > ensure that mod times always increase, and that they don't appear to be in
> > the future.
>
> Also, preserving modification time will break "make". If you checkout
> a version of a file which is in the past with respect to the last
> compilation, "make" will not see that all the files depending on this
> file need to be updated.

You want to note it, not preserve it. On my filesystem the last modification time should be when it was last modified, not when someone else last modified it, but it would be nice to know when that was for each delta.

Cheers,

Ben.

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