[libvirt] [PATCH] Centralize use of DEBUG macros

Daniel Veillard veillard at redhat.com
Fri Oct 3 15:07:06 UTC 2008


On Fri, Oct 03, 2008 at 03:53:25PM +0100, Daniel P. Berrange wrote:
> On Thu, Oct 02, 2008 at 03:40:17PM -0400, Cole Robinson wrote:
> > Currently the DEBUG and DEBUG0 macros are duplicated in
> > every file that uses them. This patch moves the macros
> > to internal.h, removes the needless duplication, and
> > now every file gets them for free. Seems to work as
> > expected in my testing.
> 
> Yes, if someone can confirm one question
> 
> > diff --git a/src/internal.h b/src/internal.h
> > index d96504d..a3d48fa 100644
> > --- a/src/internal.h
> > +++ b/src/internal.h
> > @@ -85,6 +85,9 @@ extern int debugFlag;
> >      do { } while (0)
> >  #endif /* !ENABLE_DEBUG */
> >  
> > +#define DEBUG(fmt,...) VIR_DEBUG(__FILE__, fmt, __VA_ARGS__)
> > +#define DEBUG0(msg) VIR_DEBUG(__FILE__, "%s", msg)
> > +
> 
> Will __FILE__ expand to the name of the file where the DEBUG
> macro is defined - ie internal.h, or will it expand to the
> name of the file where DEBUG() is called. Obviously the latter
> is what we need.

  I do that in libxml2 debugging and I think that works as expected,
I tried to check with gcc -E but failed :-\

Daniel

-- 
Daniel Veillard      | libxml Gnome XML XSLT toolkit  http://xmlsoft.org/
daniel at veillard.com  | Rpmfind RPM search engine http://rpmfind.net/
http://veillard.com/ | virtualization library  http://libvirt.org/




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