Re: F29 System Wide Change: Remove GCC from BuildRoot

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Dne 16.2.2018 v 15:27 Daniel P. Berrangé napsal(a):
> On Fri, Feb 16, 2018 at 12:56:32PM +0100, Jan Kurik wrote:
>> Proposed System Wide Change: Remove GCC from BuildRoot
>> https://fedoraproject.org/wiki/Changes/Remove_GCC_from_BuildRoot
>>
>>
>> Owner(s):
>>   * Igor Gnatenko <ignatenkobrain at fedoraproject dot org>
>>
>>
>> Removing gcc and gcc-c++ from default buildroot in Koji and mock.
>>
>>
>>
>> == Detailed description ==
>> Since beginning of Fedora, gcc (and gcc-c++) are installed in every
>> buildroot. Times have changed and nowadays many of packages are not
>> written in C/C++, they are written in Python, Ruby, Node.js, Go, Rust,
>> OCaml, Perl and so on so they don't need to have C/C++ compiler.
>> Installing gcc and gcc-c++ takes time so if we remove it, we can
>> improve build times for many of the packages.
>>
>>
>> == Scope ==
>> * Proposal owners:
>> Remove gcc, gcc-c++ from build group in Koji and from buildsys-build
>> group in comps.
>>
>> * Other developers:
>> Maintainers should follow guidelines and add BuildRequires: gcc if
>> they need it during build (this guideline exists for long time).
> I feel like this is something that many many many packages will not
> have present. For a long time it was acceptable to omit BuildRequires
> for stuff that was in the default build root, and while the C/C++
> packaging guidelines do say you need BR: gcc, I expect most packagers
> have never noticed this changed.
>
> IOW, if we remove gcc/gcc-c++ from the build root, *before* fixing
> up packages we're going to create a huge pile of rebuild failures.
>
> Can we please do something here to identify which packages likely have
> missing BR: gcc and automatically fix up the specs, rather than creating
> 100's of failing packages and then waiting weeks in a broken state for
> maintainers to fix them up.

When I started this discussion 3 years ago, I tried to get some
estimates in subthread started by this message:

https://lists.fedoraproject.org/archives/list/devel@xxxxxxxxxxxxxxxxxxxxxxx/message/AEYQSAGVPT64TNZ3PA52U4PLEPUOOKGV/



V.

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