[tex-live] ctan->tl updates caught up
zdenek.wagner at gmail.com
Fri Aug 3 14:58:47 CEST 2012
2012/8/3 Philip TAYLOR <P.Taylor at rhul.ac.uk>:
> Zdenek Wagner wrote:
>> If tar writes the file (at least in Linux), last modified and created
>> are set automatically to the same value, ie to the time when it was
>> written (more precisely to the time when the file was closed). In the
>> next step the time created is set to the time when the original file
>> was created (that time is written in the tar archive).
> OK, so that is the point that I had until this time failed to appreciate. I
> can see some logic in it, but unless there is
> already universal acceptance that "time created" is "time
> originally created", not "time created in current location",
> then I would argue that both positions are defensible. But
> that is neither here nor there : it is the actual behaviour
> of TAR that matter, not its behaviour in an alternative universe.
> All is now clear, but it would be interesting to know if
> (a) there is a switch in TAR to tell it to omit this step; and
Not in GNU version for Linux and OS/2
> (b) whether ZIP behaves in the same way.
Yes. All archiving programs I have ever seen do it.
I Unix there is a touch utility that can modify time created. Windows
port exists but there is probably Windows native program with the same
function. It is not difficult to write such a program for Windows.
> ** Phil.
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