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[Bug-gnulib] Re: vasnprintf cleanup
From: |
Simon Josefsson |
Subject: |
[Bug-gnulib] Re: vasnprintf cleanup |
Date: |
Fri, 15 Oct 2004 11:17:38 +0200 |
User-agent: |
Gnus/5.110003 (No Gnus v0.3) Emacs/21.3.50 (gnu/linux) |
Derek Robert Price <address@hidden> writes:
> Hey all,
>
> Attached is a very short patch which updates vasnprintf to not access
> lengthp when resultbuf == NULL and lengthp == NULL to avoid annoying
> artificial constructs like the following:
>
> ...coding happily away...
> ...
> {
> size_t dummy;
> somevar = asnprintf (NULL, &dummy, "%s/%s", foo, bar);
> }
> ...
I agree with your patch, but FYI, there is asprintf, which seem more
appropriate than asnprintf in this situation.