On Wed, Mar 27, 2019 at 3:32 AM Nicolas Mailhot
<nicolas.mail...@gmail.com> wrote:
>
> Le 2019-03-27 03:46, Nico Kadel-Garcia a écrit :
> > On Tue, Mar 26, 2019 at 3:44 AM Nicolas Mailhot
> > <nicolas.mail...@laposte.net> wrote:
>
> >> POSIX is dead as a shell compatibility target. You want to replace
> >> bash
> >> with something faster, by all means do it. With something that
> >> includes
> >> the GNU extensions like pushd/popd that most packagers expect today.
> >
> > Is there any reason to *ever* use pushd or popd in %build  or %install
> > today?
>
> That is totally the wrong attitude when you want to replace an
> implementation used for years by thousands of volunteer people in tens
> of thousands of interdependent files.

*I* wasn't suggesting altering the files. I'm merely startled by the
use of "pushd" and "popd" in build tools, especially within %build or
%install.

> It is used now, ergo packagers (the people who did the work) find it
> useful and convenient. You want them to do something else, you need to
> make it worth their effort to something else. Winning 10 minutes of CPU
> time in a single pathological spec like gcc isn't it.

Looking at https://src.fedoraproject.org/cgit/rpms/gcc.git/tree/gcc.spec
..... *ouch*. Yeah, that is a good example. I disagree with that part
of the .spec file's logic, but wouldn't want to take on testing and
debugging something that takes this long to compile.

> Yet another is to propose a syntax with is clearly simpler, more
> expressive, more productive and better documented for humans (Not CPUs.
> CPUs do not get to vote). But, that solves "new spec and macro code"
> problem, not the "existing code" problem.
>
> Hazing people with negative terms like bashism never convinced anyone.
> Especially when others are doing the work, not you. In my language, that
> is called “arriving after the battle”: complaining loudly at the people
> who sweated and blooded doing some work, that they didn't do it well
> enough, when you were safely somewhere else, at the time help was
> needed.

That wasn't me. I was just asking about whether using pushd and popd
in a .spec file made sense. I think it does not, it's safer to specify
the target directory explicitly rather than rely on these tools. But
that's a matter of policy and best practices.

> Sincerely,
>
> --
> Nicolas Mailhot
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