Subject: Re: bug#36387: [PATCH] gnu: mesa: Fix detection of wayland-scanner pkg-config file.

From: Kei Kebreau <[email-masked]>
Date: Mon, 27 Dec 2021 13:46:44 +0000

It did in fact go stale. I vaguely remember having some trouble building 
mesa locally, but this no longer seems to be the case.

On 11/13/21 8:22 PM, Maxim Cournoyer wrote:
> Hello,
>
> Kei Kebreau<[email-masked]>  writes:
>
>> * gnu/packages/gl.scm (mesa)[arguments]: Add "patch-meson-build" phase.
>> ---
>>   gnu/packages/gl.scm | 9 +++++++++
>>   1 file changed, 9 insertions(+)
>>
>> diff --git a/gnu/packages/gl.scm b/gnu/packages/gl.scm
>> index 96e7fc7165..78f7401f20 100644
>> --- a/gnu/packages/gl.scm
>> +++ b/gnu/packages/gl.scm
>> @@ -337,6 +337,15 @@ also known as DXTn or DXTC) for Mesa.")
>>                          (("'u_format_test',") ""))
>>                        #t)))
>>                  '())
>> +         (add-after
>> +           'unpack 'patch-meson-build
>> +           (lambda _
>> +             ;; Without this, meson fails with the following error:
>> +             ;; Dependency "wayland-scanner" not found, tried pkgconfig.
>> +             (substitute* "meson.build"
>> +               (("dependency\\('wayland-scanner', native: true\\)")
>> +                "dependency('wayland-scanner')"))
>> +             #t))
>>            (add-before
>>              'configure 'fix-dlopen-libnames
>>              (lambda* (#:key inputs outputs #:allow-other-keys)
> Was this fixing a build failure of mesa itself?  Or does it manifest
> when building other packages depending on mesa?
>
> Given the patch is 2 years old, I'm guessing it went stale?
>
> Thanks,
>
> Maxim