[FFmpeg-devel] [PATCH] build: use Windows path for MSVC

[Andreas Cadhalpun]

On 23.01.2016 17:16, Hendrik Leppkes wrote:
> On Sat, Jan 23, 2016 at 4:27 PM, Andreas Cadhalpun
> <andreas.cadhalpun at googlemail.com> wrote:
>> On 23.01.2016 15:07, Hendrik Leppkes wrote:
>>> On Sat, Jan 23, 2016 at 2:51 PM, Andreas Cadhalpun
>>> <andreas.cadhalpun at googlemail.com> wrote:
>>>> On 23.01.2016 14:48, Hendrik Leppkes wrote:
>>>>> Unfortunately, cygpath is not guaranteed to be available, and in fact
>>>>> is not on some working build setups today (ie. msys1 environments with
>>>>> msvc)
>>>>
>>>> Is there another way to get the Windows path on those environments?
>>>>
>>>
>>> Not that I am aware.
>>
>> Hmm, sed should be available everywhere.
>>
>> Does the attached patch fix the MSVC builds?
>>
> 
> Unfortunately these assumptions are also not valid. On cygwin for
> example, a path would be /cygdrive/C/path/to/folder

How many more strange path conventions are there?

I think all mentioned so far could be supported by using cygpath,
if available, and sed otherwise.

> Dealing with absolute paths in the unix/windows mixture is just not
> going to be easy, which is why we were careful to avoid them at all
> before.

Not really. Out-of-tree builds used absolute path before, which is
exactly the problem my initial patch fixed.

Best regards,
Andreas