2007/9/28, Natanael Copa <[EMAIL PROTECTED]>:
> On Fri, 2007-09-28 at 17:51 +0200, Loïc Grenié wrote:
> > These are three patches for busybox.
>>
>> 1) The first one adds a function xfree(ptr) to xfuncs.c which acts
>> as if (ptr) free(ptr) and substitute some examples of such
>> elements in the code. I don't remember whether such a
>> function is necessary or whether free() itself already checks
>> for null pointer.
>
> from man 3 free:
>
> If ptr is NULL, no operation is performed.
Indeed but I was wondering about portability. I've read through
the sources, though, and I've understood that it's an asumption
that is made throughout. xfree can and will be suppressed.
Loïc
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