[libvirt] [PATCH] maint: avoid excess parens in STREQ

Daniel Veillard veillard at redhat.com
Mon Feb 1 16:21:29 UTC 2010


On Mon, Feb 01, 2010 at 05:06:43PM +0100, Jim Meyering wrote:
> Eric Blake wrote:
> 
> > According to Eric Blake on 1/27/2010 6:59 AM:
> >> * src/internal.h (STREQ, STRCASEEQ, STRNEQ, STRCASENEQ, STREQLEN)
> >> (STRCASEEQLEN, STRNEQLEN, STRCASENEQLEN, STRPREFIX): Avoid
> >> redundant parenthesis.
> >> * examples/domain-events/events-c/event-test.c (STREQ): Likewise.
> >> * src/storage/parthelper.c (STREQ): Likewise.
> >> ---
> >> These macros were originally inspired by Jim Meyering, who has since made
> >> this same cleanup elsewhere.  For example:
> >> http://lists.gnu.org/archive/html/bug-gnulib/2010-01/msg00293.html
> >>
> > ...
> >> -#define STREQ(a,b) (strcmp((a),(b)) == 0)
> >> +#define STREQ(a,b) (strcmp(a,b) == 0)
> >
> > Ping.
> >
> > By the way, should the web pages mention that libvirt-list is an alias for
> > libvir-list for symmetry reasons, particularly now that we have the
> > libvirt-user list?
> 
> Thanks!
> You know I agree ;-)
> No one has objected, so I'll push that shortly.

  okay, I though the extra () were just a safety belt in case of
operator overload use in the caller which might change the emantic of
the macro. Anyway in those case it looks safe to remove them, but I
doubt it change anything in practice, right ?

Daniel

-- 
Daniel Veillard      | libxml Gnome XML XSLT toolkit  http://xmlsoft.org/
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http://veillard.com/ | virtualization library  http://libvirt.org/




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