pcre regexps in git?

Allen Hewes allen@decisiv.com
Thu Feb 24 23:54:38 GMT 2022

> -----Original Message-----
> From: Cygwin <cygwin-bounces+allen=decisiv.net@cygwin.com> On Behalf
> Of Adam Dinwoodie
> Sent: Thursday, February 24, 2022 4:32 PM
> To: cygwin@cygwin.com
> Subject: Re: pcre regexps in git?
> On Thu, Feb 24, 2022 at 04:19:13PM -0500, Anthony Heading wrote:
> > Hi,
> > I appreciate this is just a birthday wish-list item, but...
> >
> > % git grep -P hopeful...
> > fatal: cannot use Perl-compatible regexes when not compiled with
> >
> > It would be lovely (well, at least for me) if this could work.
> Huh.  I think that used to work, so if it broke, it presumably broke
> somewhere during the Cygwin Git build process wrangling I've been doing of
> late.  I'll see what I can do to get it working again for you!

I use Windows git, but my Cygwin grep doesn't complain:

$ uname -a
CYGWIN_NT-10.0-19044 FOUREYES 3.3.4-341.x86_64 2022-01-31 19:35 UTC x86_64 Cygwin

$ command -v grep
alias grep='grep --color'

$ grep -P allen temp.txt | wc -l

$ grep --version
grep (GNU grep) 3.7
Packaged by Cygwin (3.7-2)
Copyright (C) 2021 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <https://gnu.org/licenses/gpl.html>.
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.

Written by Mike Haertel and others; see

$ cygcheck -c grep
Cygwin Package Information
Package              Version        Status
grep                 3.7-2          OK

Am I missing something?



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