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Re: fix lt_join
From: |
Ralf Wildenhues |
Subject: |
Re: fix lt_join |
Date: |
Tue, 16 Oct 2007 08:04:57 +0200 |
User-agent: |
Mutt/1.5.13 (2006-08-11) |
Hi Eric,
* Eric Blake wrote on Sat, Oct 13, 2007 at 07:31:47PM CEST:
>
> In reviewing this thread for ways to speed up m4sugar:
> http://lists.gnu.org/archive/html/libtool-patches/2005-10/msg00161.html
>
> I discovered that Ralf's 'speedup' for lt_join isn't perfect:
>
> lt_join([|],[one],,,)
> => one|lt_car(,,)
>
> Here's the implementation that mirrors what I'm installing into m4sugar;
> it has the added benefit of being faster as well. OK to apply?
OK if you can explain to me the bug. For me,
lt_join([|],[one],,,)
expands to
one
both before and after the patch.
Cheers,
Ralf
> 2007-10-13 Eric Blake <address@hidden>
>
> Fix bug in lt_join(|,one,,,).
> * libltdl/m4/ltsugar.m4 (lt_join, _lt_join): Rewrite to match
> autoconf 2.62's faster implementation.