[FFmpeg-devel] [PATCH] configure: add --build-date and --build-time options

[Michael Niedermayer]

On Sun, Jan 25, 2015 at 05:29:08PM +0100, Hendrik Leppkes wrote:
> On Sun, Jan 25, 2015 at 5:15 PM, Reimar Döffinger <Reimar.Doeffinger at gmx.de>
> wrote:
> 
> > On Thu, Jan 22, 2015 at 03:49:09PM +0100, Andreas Cadhalpun wrote:
> > > Hi,
> > >
> > > On 22.01.2015 15:31, wm4 wrote:
> > > >If the build date is not correct, then what value does the build date
> > > >have at all?
> > >
> > > How do you know it is 'correct' currently?
> > > One can change the system clock (or use faketime).
> >
> > And someone could hand-edit the revision number...
> > I think we have to assume non-maliciousness, otherwise it's all
> > pointless.
> >
> > > What value has the 'correct' build date?
> > > If you build an ffmpeg version from a year ago today it will contain the
> > > current date. That's rather misleading.
> >
> > As it is the build date I see nothing misleading about that at all.
> > I would buy the argument though that having the build date at all
> > is useless and should be removed.
> >
> > > With the --build-{date,time} options one can specify meaningful values
> > such
> > > as the time of the last change to the source.
> >
> > Then it's not the build date.
> > If we want a last-changed-date we should change it to
> > that.
> > But having a build date that in Debian actually is the
> > last-source-change date, except when something goes
> > wrong and it's something completely wrong seems to me
> > to defeat the purpose (assuming there is one in the first place).
> > I vote for just removing the build date.
> > As an alternative I vote to change it to use the date of
> > the last commit if the source tree is clean and has git info
> > available, current date otherwise.
> > What do others think?
> >
> >
> Remove it for all I care, the important part is the revision info and the
> compiler used.

+1

[..]
-- 
Michael     GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB

Let us carefully observe those good qualities wherein our enemies excel us
and endeavor to excel them, by avoiding what is faulty, and imitating what
is excellent in them. -- Plutarch
-------------- next part --------------
A non-text attachment was scrubbed...
Name: not available
Type: application/pgp-signature
Size: 181 bytes
Desc: Digital signature
URL: <https://ffmpeg.org/pipermail/ffmpeg-devel/attachments/20150125/0ea77c0d/attachment.asc>