Re: PCRE v2 compile error, was Re: What's cooking in git.git (May 2017, #01; Mon, 1)

From: Kevin Daudt <me@ikke.info>
Date: May 2, 2017, 20:51 UTC
Message-ID: <20170502205138.GB17703@alpha.vpn.ikke.info>
In-Reply-To: <CACBZZX6-qZLEGob6CEwpJ7jtEBG6WLPdHQsO4DsbkNZ8di5mjg@mail.gmail.com>

On Tue, May 02, 2017 at 08:52:21PM +0200, Ævar Arnfjörð Bjarmason wrote:

Show 7 quoted lines

> 
>  * Due to the bizarro existing semantics of the configure script noted
> upthread if you have a git build script that does --with-libpcre & you
> have libpcre1 installed, it'll link to it, but now since
> --with-libpcre defaults to libpcre2 it'll silently skip linking to it
> if you don't have it installed.
>

Case in point: The Archlinux git-git aur package[0] (community maintained,
latest git version) does run ./configure without --with-libpcre, but
 requests it from make with USE_LIBPCRE=1.

I noticed when trying git grep -P which then failed.

[0]: https://aur.archlinux.org/cgit/aur.git/tree/PKGBUILD?h=git-git