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Re: expand-before-require bug


From: Eric Blake
Subject: Re: expand-before-require bug
Date: Thu, 22 Jan 2009 05:49:17 -0700
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According to Bruno Haible on 1/22/2009 4:42 AM:
> Hi Eric,
> 
> [CCing bug-autoconf. This is a reply to
>  <http://lists.gnu.org/archive/html/bug-gnulib/2009-01/msg00247.html>]
> 
>> * gnulib-tool (func_dest_tmpfilename, func_create_testdir): Using
>> obsolete AC_GNU_SOURCE causes out-of-order expansion; avoid it,
>> and rely solely on gl_USE_SYSTEM_EXTENSIONS.
> 
> When you are applying such a patch to gnulib, I think you should also
> deprecate AC_GNU_SOURCE in autoconf.

It already is deprecated, as of autoconf 2.62; the NEWS file already
mentions this.  And there were already a lot of bug reports about this
deprecation that were addressed as part of autoconf 2.63, but the fact
remains that using AC_GNU_SOURCE is no longer recommended in new configure.ac.

- --
Don't work too hard, make some time for fun as well!

Eric Blake             address@hidden
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