[PATCH] Warn when using mktemp

[Joel Sherrill]

Corinna Vinschen wrote:
> 2)  Why is _mktemp_r in stdio.h rather than in stdlib.h?
>   
>
> That looks like a bug to me.  I fixed that in the attached patch.
>
> On Mar 13 14:54, Brooks Moses wrote:
>   
>>   Doing a Google
>> search on "mktemp mkstemp dangerous" mostly finds mailing-list threads
>> of people who are annoyed by the warning.
>>     
>
> That's the idea of this warning at least on BSD and on Linux.  And I'd
> like to see this warning on Cygwin as well.  Cygwin has a link time
> warning for this but on one hand it's using STABS while the new GCC
> for Cygwin now creates Dwarf2, and on the other hand this warning is
> not even visible when linking an application using mktemp.
>
>   
I would rather RTEMS follow BSD, GNU/Linux and Cygwin
on this one so we don't need any ifdef's.  Feel free to slap
our users for dangerous things too. :)

-- 
Joel Sherrill, Ph.D.             Director of Research & Development
joel.sherrill@OARcorp.com        On-Line Applications Research
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