Reuben Thomas <[email protected]> writes:
> I'm trying to rewrite some code that uses tmpname to use mkstemp.
> Unfortunately, I can't see a simple way to get a good location for
> temporary files independently of tmpname. P_tmpdir is obsolescent and
> optional, and it seems that there's no other POSIX way to get at "the
> path commonly known as /tmp".
Am I missing something, or why couldn't you use getenv("TMPDIR")? It is
defined by POSIX:
http://pubs.opengroup.org/onlinepubs/009695399/basedefs/xbd_chap08.html
If it is not available, falling back to "/tmp" would not be an error as
far as I can tell. POSIX environments should have TMPDIR defined.
/Simon
