Re: [pcre-dev] [PATCH] Add configure flag for autodetection …

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Author: Shea Levy
Date:  
To: ph10
CC: pcre-dev
Subject: Re: [pcre-dev] [PATCH] Add configure flag for autodetection of JIT support.
Hi Philip,

Yes, this is aimed at PCRE1. The goal of this patch is so that
distribution build scripts (in my particular case nixpkgs) can enable
JIT when and only when the target supports it without needing any
complicated build logic, especially since there presumably won't be any
new JIT targets added. With this patch, ./configure --enable-jit=auto
will detect whether the target system is supported and enable JIT if so.

Thanks,
Shea

ph10@??? writes:

> On Tue, 20 Feb 2018, Shea Levy wrote:
>
>> ===================================================================
>> --- configure.ac    (revision 1726)
>> +++ configure.ac    (working copy)

>
> I take it from the 1726 that you are referring to PCRE1, not PCRE2? I'm
> trying very hard not to upgrade PCRE1 in any way any more, as PCRE2 has
> been out 3 years now. In fact, I'm kind of hoping that the current
> Release Candidate, 8.42, which went out this week, might be close to the
> last one.
>
> Having said that, can you provide a bit more context for this? I'm not
> an autotools expert and not sure exactly what is going on.
>
> Philip
>
> --
> Philip Hazel