Solaris multithreading and timezones
valery at ind.tansu.com.au
Tue Oct 22 00:58:26 UTC 1996
Paul, Garrett - thank for your collaboration!
On Mon, 21 Oct 1996, Garrett Wollman wrote:
> <<On Sun, 20 Oct 1996 21:37:51 -0700, Paul Eggert <eggert at twinsun.com> said:
> > On my (long) list of things to do is to make a thread-safe version of
> > the glibc version of the tz library. Once you know you're dealing
> > with that particular library, the job becomes tractable.
> FreeBSD includes a reentry-preventing version of the timezone code.
> Granted, this is not an ideal state of affairs, but it does allow
> people to call localtime() in their threaded C programs. (The library
> simply puts a global lock wrapper around all the time functions that
> examine the zone structure.)
There is a reentrant implemetation in Solaris (except tzset() and
tzwall()), but it is not enough for a complete solution, as you perhaps
I have requested Sun's opinion before tinkering with the code.
More information about the tz