bug#66753: closed (grep 3.8 now needs pcre2 as input, not pcre)

[GNU bug Tracking System]

Your message dated Sun, 21 Jan 2024 23:34:30 -0500
with message-id <87fryq56ll.fsf@gmail.com>
and subject line Re: bug#66753: grep 3.8 now needs pcre2 as input, not pcre
has caused the debbugs.gnu.org bug report #66753,
regarding grep 3.8 now needs pcre2 as input, not pcre
to be marked as done.

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66753: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=66753
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> --- Begin Message ---
>
>
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> Subject: 
>
> grep 3.8 now needs pcre2 as input, not pcre
>
>
>
>
> Date: 
>
> Thu, 26 Oct 2023 09:21:24 +1100
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>
>
>
> User-agent: 
>
> mu4e 1.10.7; emacs 30.0.50
>
>
>
>
> Hi Guix people,
> I have been working on creating a package definition for 
> pulseaudio-equalizer¹ and when built with the current definition 
> of the grep package, it prints this error message when running:
>
> grep: Perl matching not supported in a --disable-perl-regexp build
> grep: write error: Broken pipe
>
> Searching for that error message, I came across this:
> https://trac.macports.org/ticket/65800
>
> So it seems that, for version 3.8, the pcre input package for grep 
> should be changed to pcre2.  I have made this change in a new 
> definition which inherits grep and told my pulseaudio-equalizer 
> package to use that as a propagated input, and that causes the 
> error to go away.  For the sake of completeness, here’s the 
> definition I used:
>
> (define grep-fixed
>  (package
>    (inherit grep)
>    (inputs (list pcre2))))
>
> Best wishes,
> Matt
>
> 1. https://github.com/pulseaudio-equalizer-ladspa/equalizer
>
>
>
> --- End Message ---
> --- Begin Message ---
>
>
>
> Subject: 
>
> Re: bug#66753: grep 3.8 now needs pcre2 as input, not pcre
>
>
>
>
> Date: 
>
> Sun, 21 Jan 2024 23:34:30 -0500
>
>
>
>
> User-agent: 
>
> Gnus/5.13 (Gnus v5.13)
>
>
>
>
> Hi,
>
> Matt Beshara <m@mfa.pw> writes:
>
> > Hi Guix people,
> > I have been working on creating a package definition for
> > pulseaudio-equalizer¹ and when built with the current definition of
> > the grep package, it prints this error message when running:
> >
> > grep: Perl matching not supported in a --disable-perl-regexp build
> > grep: write error: Broken pipe
> >
> > Searching for that error message, I came across this:
> > https://trac.macports.org/ticket/65800
> >
> > So it seems that, for version 3.8, the pcre input package for grep
> > should be changed to pcre2.  I have made this change in a new
> > definition which inherits grep and told my pulseaudio-equalizer
> > package to use that as a propagated input, and that causes the error
> > to go away.  For the sake of completeness, here’s the definition I
> > used:
> >
> > (define grep-fixed
> >  (package
> >    (inherit grep)
> >    (inputs (list pcre2))))
> >
> > Best wishes,
> > Matt
>
> This appears to have been fixed independently by spacecadet in commit
> 5b0cea02358044f0cc695bacc3f44db1e220239b ("gnu: grep: Fix PCRE matches
> (grep -P).").
>
> Closing!
>
> -- 
> Thanks,
> Maxim
>
>
> --- End Message ---