From: Jason Merrill <jason@cygnus.com>
To: Peter Seebach <seebs@monolith.solon.com>
Cc: egcs@cygnus.com
Subject: Re: linux libio status
Date: Wed, 15 Oct 1997 22:29:00 -0000 [thread overview]
Message-ID: <u9oh4q46ox.fsf@yorick.cygnus.com> (raw)
In-Reply-To: <199710160316.WAA21814@monolith.solon.com>
>>>>> Peter Seebach <seebs@monolith.solon.com> writes:
> In message < u9zpoarh0w.fsf@yorick.cygnus.com >, Jason Merrill writes:
>> This is why we have a NULL macro. The gcc stddef.h provides an appropriate
>> definition, so we can put
>> #undef NULL
>> #define __need_NULL
>> #include <stddef.h>
>> #undef __need_NULL
>> somewhere strategic, and that should do the trick.
> Well, strictly speaking, I don't think that's correct - I *believe* a
> user who has not included <stddef.h> is allowed to assume that not everything
> in it is defined.
That's why we define __need_NULL. That tells the gcc stddef.h that we only
want the definition of NULL, and nothing else.
Jason
next prev parent reply other threads:[~1997-10-15 22:29 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
1997-10-14 23:23 Joe Buck
1997-10-15 0:06 ` Richard Henderson
1997-10-15 0:52 ` Olivier Galibert
1997-10-15 8:25 ` [ECGS] " chip
1997-10-15 11:12 ` Joe Buck
1997-10-15 12:10 ` Olivier Galibert
1997-10-15 16:51 ` [ECGS] " chip
1997-10-15 20:16 ` Joe Buck
1997-10-15 20:16 ` Olivier Galibert
1997-10-16 12:53 ` Pal Engstad
1997-10-15 11:12 ` Peter Seebach
1997-10-15 20:16 ` Joe Buck
[not found] ` <199710151419.JAA20162.cygnus.egcs@monolith.solon.com>
1997-10-15 16:51 ` Jason Merrill
1997-10-15 20:16 ` Peter Seebach
1997-10-15 22:29 ` Jason Merrill [this message]
1997-10-16 8:31 ` Peter Seebach
1997-10-16 15:19 ` Jason Merrill
1997-10-16 12:53 ` Peter Seebach
1997-10-16 15:19 ` Paul Koning
[not found] <199710150623.XAA06491.cygnus.egcs@atrus.synopsys.com>
1997-10-15 2:10 ` Jason Merrill
1997-10-15 9:15 ` Joe Buck
1997-10-15 11:12 ` Per Bothner
1997-10-15 14:33 ` Joe Buck
1997-10-15 16:51 ` Per Bothner
[not found] ` <199710152351.QAA02138.cygnus.egcs@cygnus.com>
1997-10-16 1:51 ` Jason Merrill
1997-10-16 12:58 ` Joe Buck
1997-10-17 12:53 ` Jason Merrill
1997-10-16 12:58 ` Alexandre Oliva
1997-10-15 16:51 ` Peter Seebach
1997-10-15 14:33 ` Richard Henderson
1997-10-15 12:10 Greg Galloway
1997-10-16 12:53 ` H.J. Lu
1997-10-15 12:10 Greg Galloway
1997-10-15 20:16 ` Joe Buck
1997-10-16 12:58 ` H.J. Lu
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