Re: [Bug-gnulib] Re: snprintf

[Bruno Haible]

Simon Josefsson wrote:
> in some places, I feel snprintf is useful, consider:
> 
>     char keyid[16];
>     unsigned int kid[2];
> ...
>     snprintf(keyid, 16, "%08lX%08lX", kid[0], kid[1]);

OK, agreed.

> And with the patch below it might even compile...

I've committed a similar patch. Still there are two issues:

 - What if size == 0 ?

 - Why do you let vasnprintf allocate the entire string if, afterwards,
   you only need size bytes of it? You could already tell vasnprintf
   to produce less memory.

Bruno