[Was] Resolving the licensing issues.

[Bernd Petrovitsch]

On Thu, 2006-03-02 at 21:46 +0100, Tito wrote:
[...]
> Why not:
> 
> void *xfree(void *ptr)
> {
> 	/* sets the pointer to NULL after it has been freed. */
> 	free(ptr);
> 	return NULL;
> }

or
#define FREE(p) do { free(p); (p) = NULL; } while(0)

> to use as:
> 
> 	ptr = xfree(ptr);

FREE(ptr);

> so all double free errors should be avoided.

And especially "use after free" is detected.

	Bernd
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