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Re: [PATCH] Calling AC_USE_SYSTEM_EXTENSIONS through several of its alia
Re: [PATCH] Calling AC_USE_SYSTEM_EXTENSIONS through several of its aliases should not issue a cryptic warning
Fri, 10 Oct 2008 06:42:24 -0600
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According to Stepan Kasal on 10/8/2008 11:11 AM:
> it used to be usual to call
> What do you think about the following patch?
> I see it slightly changes the semantics of AC_USE_SYSTEM_EXTENSIONS
> (the code is moved outside the outermost ac_defuned macro), do you
> think this is OK?
> Or is it OK to commit?
> Have a nice day,
> * lib/autoconf/specific.m4 (AC_USE_SYSTEM_EXTENSIONS): Move
> the body to ...
> (_AC_USE_SYSTEM_EXTENSIONS): ... this new macro and require it
> from the original and ...
> (AC_GNU_SOURCE, AC_AIX, AC_MINIX): ... from all of these.
I think it looks sound; it ensures that the code is expanded only once,
instead of once for each variant spelling. If you wouldn't mind, can you
also write up a NEWS item before applying?
Don't work too hard, make some time for fun as well!
Eric Blake address@hidden
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