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Re: Fix AC_FUNC_ERROR_AT_LINE and others


From: Eric Blake
Subject: Re: Fix AC_FUNC_ERROR_AT_LINE and others
Date: Tue, 03 Oct 2006 05:49:44 -0600
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According to Paul Eggert on 10/3/2006 12:56 AM:
> 
>> That is because gnulib-tool is smart enough to require AC_GNU_SOURCE,
>> but does not require AC_USE_SYSTEM_EXTENSIONS (it requires
>> gl_USE_SYSTEM_EXTENSIONS instead).  I'm not sure whether the fix
>> lies in autoconf or in gnulib.
> 
> Sorry, I don't understand the problem.  gl_USE_SYSTEM_EXTENSIONS
> AC_REQUIREs AC_USE_SYSTEM_EXTENSIONS, so if gnulib-tool requires
> gl_USE_SYSTEM_EXTENSIONS, why isn't that equivalent to requiring
> AC_USE_SYSTEM_EXTENSIONS?

gl_USE_SYSTEM_EXTENSIONS was the culprit, and I updated it last night to
require AC_USE_SYSTEM_EXTENSIONS when that is defined.  So autoconf no
longer needs to worry.

- --
Life is short - so eat dessert first!

Eric Blake             address@hidden
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