[FFmpeg-cvslog] r24370 - trunk/Makefile

[Måns Rullgård]

Reimar D?ffinger <Reimar.Doeffinger at gmx.de> writes:

> On Wed, Jul 21, 2010 at 06:53:19PM +0100, M?ns Rullg?rd wrote:
>> Michael Niedermayer <michaelni at gmx.at> writes:
>> > And (redundantly) reruning configure can lead to minor changes to
>> > headers that then in chain reaction cause alot more to be rebuild
>> > than needed
>> 
>> If config.h isn't changed, nothing will be needlessly rebuilt.
>> 
>> Until you lot decide how you want it, I'm not changing anything.
>
> Would it be reasonable to ask y/n whether configure should be
> rerun from the Makefile in this case?

Interactive build systems are one of the most horrible things I know.

> Might cause issues for automated systems that don't expect things
> to hang forever.
> How about writing "... changed, rerunning configure in 10 seconds"
> and then sleep for 10 seconds?
> Allows to abort and even to "touch" the right file to avoid having
> to rerun configure if really desired.

Ridiculous.  The options are:

1. Do nothing.  Old behaviour.
2. Rerun configure.  Current.
3. Print warning and carry on.  Easy to do.

Pick one.

-- 
M?ns Rullg?rd
mans at mansr.com