[doc patchv2] coding style: 0 vs. NULL + [patch] Code cleanup: skip.c

[Eli Zaretskii]

> Date: Tue, 11 Dec 2012 21:22:28 +0100
> From: Jan Kratochvil <jan.kratochvil@redhat.com>
> Cc: Pedro Alves <palves@redhat.com>, gdb-patches@sourceware.org,        Matt Rice <ratmice@gmail.com>
> 
> On Tue, 11 Dec 2012 13:00:57 +0100, Joel Brobecker wrote:
> > Same here. I tend to prefer explicit checks.
> 
> OK, updated.
> 
> 
> Thanks,
> Jan
> 
> 
> gdb/doc/
> 2012-12-11  Jan Kratochvil  <jan.kratochvil@redhat.com>
> 
> 	* gdbint.texinfo (Coding Standards) (C Usage): New rule for 0 vs. NULL.

Okayed -- under protest, because I happen to think that

  if (!pointer)

is perfectly valid C.

Thanks.