[FFmpeg-devel] [PATCH] Compute absolute paths in configure

Måns Rullgård mans
Fri Jul 11 15:40:30 CEST 2008

Stefano Sabatini wrote:
> On date Friday 2008-07-11 12:02:36 +0100, M?ns Rullg?rd encoded:
>> Stefano Sabatini wrote:
>> > Hi all,
>> >
>> > if you set for example a prefix like this:
>> > configure --prefix=../..
>> Then you either have a good reason to do so, or you can blame yourself.
>> > then you'll find the relative path for example in the pkg-config
>> > files, which doesn't work properly.
>> >
>> > This patch make configure compute the absolute path of every path set
>> > by configure (yes maybe it needs to be splitted also for what regards
>> > the PATHS_LIST part).
>> Are yo sure about that?  Why are you messing with cross_prefix?
>> > I'm not sure if this is correct though, maybe there are cases where
>> > there is the need to keep relative paths (but this doesn't work for
>> > sure with pkg-config paths, which need to be absolute), in those cases
>> > the user is forced to specify absolute paths.
>> We should use whatever the user specifies.  There is nothing more
>> annoying than tools trying to be too clever.
> Yes, anyway relative paths seem OK everywhere but when you set them in
> the various pkg-config file.
> The attached patch fixes the problem in a maybe slightly less invasive
> way than the previous one.
> BTW, this doesn't work if the prefix as specified by the user doesn't
> exist, maybe we should add a check for that.

If the prefix doesn't exist, make install will create it.  Breaking this
is not acceptable.

M?ns Rullg?rd
mans at mansr.com

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