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Re: AC_FUNC_ALLOCA shouldn't define prototype
From: |
Joerg Sonnenberger |
Subject: |
Re: AC_FUNC_ALLOCA shouldn't define prototype |
Date: |
Thu, 5 Aug 2010 15:34:55 +0200 |
User-agent: |
Mutt/1.5.20 (2009-06-14) |
On Thu, Aug 05, 2010 at 01:26:40PM +0200, Bruno Haible wrote:
> So, I don't understand how you see a "conflict".
The conflicting declarations are a result of the default namespace
containing _NETBSD_SOURCE if no (other) standard compliance macro is
set.
> The test code in
> AC_FUNC_ALLOCA does not include <stdlib.h>, only <stddef.h>; how can that
> clash? And after configure has run, the Autoconf manual recommends to
> declare alloca as follows:
This is not what AC_FUNC_ALLOCA is using.
> But seeing that no platform nowadays assumes a return type of 'char *' for
> alloca, it would be possible to change the prototype anyway:
Can you also please make it a proper function prototype? E.g.
void *alloca(size_t)? I don't care much about it then.
Joerg