BZ #13908 Fix mktemp attribute and comment

[Andreas Jaeger]

On 04/04/2012 06:16 PM, Paul Eggert wrote:
> On 04/04/2012 08:58 AM, Carlos O'Donell wrote:
>
>> Is there some common idiom that is used by developers which triggers a
>> warning when it shouldn't?
>
> It's the typical way mktemp should be used.  Here's an example, from
> <http://stuff.mit.edu/afs/athena/astaff/project/opssrc/cups/foomatic-filters-4.0.3/pdf.c>:
>
>      snprintf(filename, PATH_MAX, "%s/foomatic-XXXXXX", temp_dir());
>      mktemp(filename);
>      if (!filename[0])
>          return 0;
>
>> Is this with a recent GCC?
>
> It should be with any gcc that supports __wur, no?

Yes, I think so,

Andreas
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