[PATCH] ARM: fix vdsomunge not to depend on glibc specific error.h

[Russell King - ARM Linux]

On Wed, Jul 01, 2015 at 05:29:13PM -0500, Nathan Lynch wrote:
> On 07/01/2015 05:27 PM, Russell King - ARM Linux wrote:
> > On Tue, Jun 30, 2015 at 11:48:29AM +0100, Szabolcs Nagy wrote:
> >> @@ -82,11 +80,25 @@
> >>  #define EF_ARM_ABI_FLOAT_HARD 0x400
> >>  #endif
> >>
> >> +static int failed;
> >> +static const char *argv0;
> >>  static const char *outfile;
> >>
> >> +static void fail(const char *fmt, ...)
> >> +{
> >> +	va_list ap;
> >> +
> >> +	failed = 1;
> >> +	fprintf(stderr, "%s: ", argv0);
> >> +	va_start(ap, fmt);
> >> +	vfprintf(stderr, fmt, ap);
> >> +	va_end(ap);
> >> +	exit(EXIT_FAILURE);
> > 
> > What purpose does "failed" serve?  Reading through this patch, it
> > seems to be a write-only variable.
> 
> It's checked in an atexit handler:
> 
>  static void cleanup(void)
>  {
> -	if (error_message_count > 0 && outfile != NULL)
> +	if (failed && outfile != NULL)
>  		unlink(outfile);
>  }

Thx, missed that.

-- 
FTTC broadband for 0.8mile line: currently at 10.5Mbps down 400kbps up
according to speedtest.net.