Re: Does gnulib getcwd always allocate if buf is NULL?

[Reuben Thomas]

On Wed, 6 Mar 2024 at 20:09, Paul Smith <psmith@gnu.org> wrote:

On Wed, 2024-03-06 at 19:55 +0100, Reuben Thomas wrote:
> In getcwd.c I find the following comment:
>
> > In GNU, if BUF is NULL, an array is allocated with 'malloc'; the
> > array is SIZE bytes long, unless SIZE == 0, in which case it is as
> > big as necessary.
>
> However, as far as I can see from the code, it always allocates if
> BUF is NULL.

I don't think your observation contradicts the comment...is there more
to it?

My point is that if BUF is NULL, an array is allocated with 'malloc'. It has nothing to do with being on a GNU or non-GNU system.