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Re: Run-time dynamic linking in grep

From: Reuben Thomas
Subject: Re: Run-time dynamic linking in grep
Date: Fri, 21 Jan 2011 14:53:25 +0000

On 21 January 2011 14:52, Jim Meyering <address@hidden> wrote:
> Reuben Thomas wrote:
>> On 21 January 2011 14:48, Gilles Espinasse <address@hidden> wrote:
>>> Selon Reuben Thomas <address@hidden>:
>>> ...
>>>> To try to avoid duplicated work, I'll start with one. Attached, a
>>>> rebased patch for adding transparent decompression using zlib (this is
>>>> patch #7017). To avoid mixing issues, I have for now removed the
>>>> run-time dynamic linking of zlib.
>>>> +dnl Check for arguments
>>>> +AC_ARG_ENABLE(decompress,
>>>> + [  --disable-decompress            disable decompress],
>>> Would it not be more standard to use --{disable,enable}-zlib for the option?
>> The idea is to extend this to other compression libraries, so the name
>> should be general.
> The configure-time option should be capable of suppressing
> the use of zlib, independent of what other compression libraries are
> being used.

Quite right, the configure options should be per-library, but...

> However, if the grep-command-line option, --decompress, is intended
> to be generic, then the variables in main can remain the same.

...what he said.


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