Re: [Qemu-devel] [Qemu-trivial] [PATCH] vl: fix build when configured with no graphic support

[Antony Pavlov <antonynpavlov@gmail.com>]

On Fri, 01 Nov 2013 14:29:24 +0400
Michael Tokarev <mjt@tls.msk.ru> wrote:

> 29.10.2013 08:36, Antony Pavlov wrote
> > The following error occurs when building no graphic output support:
                                           ^^^^^
Can you plese fix misprint in my git commit message too.

I meant "when building with no graphic output support".

> >
> >    vl.c: In function ‘main’:
> >    vl.c:2829:19: error: variable ‘ds’ set but not used [-Werror=unused-but-set-variable]
> >         DisplayState *ds;
> >                       ^
> >    cc1: all warnings being treated as errors
> 
> Thanks, applied to the trivial-patches queue.
> 
> While at it, I also added a comment to the line being added,
> telling what this is all about:
> 
> --- a/vl.c
> +++ b/vl.c
> @@ -4269,6 +4269,7 @@ int main(int argc, char **argv, char **envp)
>       /* init local displays */
>       switch (display_type) {
>       case DT_NOGRAPHIC:
> +        (void)ds;      /* avoid warning if no display is configured */
>           break;
>   #if defined(CONFIG_CURSES)
>       case DT_CURSES:
> 
> Hopefully it is okay... ;)
> 
> /mjt


-- 
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Best regards,
  Antony Pavlov