[libvirt] [PATCH] Document STR(N)EQ_NULLABLE (was Re: [PATCH 2/2] xenParseXM: don't dereference NULL pointer when script is empty)

[Guido Günther]

On Thu, Oct 06, 2011 at 08:27:42AM -0600, Eric Blake wrote:
> On 10/06/2011 05:38 AM, Guido Günther wrote:
> >...and here's the doc update.
> >  -- Guido
> >
> >
> >0001-Document-STREQ_NULLABLE-and-STRNEQ_NULLABLE.patch
> >
> >
> >>From 07b8940e3bb64e2208b191d890e95f059a7ac7a9 Mon Sep 17 00:00:00 2001
> >From: =?UTF-8?q?Guido=20G=C3=BCnther?=<agx at sigxcpu.org>
> >Date: Thu, 6 Oct 2011 13:32:49 +0200
> >Subject: [PATCH] Document STREQ_NULLABLE and STRNEQ_NULLABLE
> >
> >---
> >  docs/hacking.html.in |    6 ++++++
> >  1 files changed, 6 insertions(+), 0 deletions(-)
> >
> >diff --git a/docs/hacking.html.in b/docs/hacking.html.in
> >index 1a32d07..89f9980 100644
> >--- a/docs/hacking.html.in
> >+++ b/docs/hacking.html.in
> >@@ -587,6 +587,12 @@
> >    STRPREFIX(a,b)
> >  </pre>
> >        </li>
> >+<li><p>To avoid having to check if a or b are NULL:</p>
> >+<pre>
> >+  STREQ_NULLABLE(a, b)
> >+  STRNEQ_NULLABLE(a, b)
> >+</pre>
> >+</li>
> 
> ACK.  But be sure you also run 'make check', then squash in the
> regeneration of HACKING prior to pushing your commit.

I had to do a explicit "make HACKING" to get this regenerated. Pushed
now - thanks.
Cheers,
 -- Guido

> 
> -- 
> Eric Blake   eblake at redhat.com    +1-801-349-2682
> Libvirt virtualization library http://libvirt.org
>