On 07/05/10 08:29, Jeff Squyres wrote:

> So if hwloc_snprintf() returns 0, how do you know if you
> got a zero-length string or an error?

The GNU libc manual page for snprintf() et. al says:

  If an output error is encountered, a negative value is returned.

So I'd have thought that a negative value should be returned
if we abort due to not being to allocate enough memory.

  Christopher Samuel - Senior Systems Administrator
  VLSCI - Victorian Life Sciences Computational Initiative
  Email: samuel@unimelb.edu.au Phone: +61 (0)3 903 55545