[PATCH] pthread_attr_getstack{,addr}, pthread_getattr_np

Corinna Vinschen corinna-cygwin@cygwin.com
Tue May 3 07:57:00 GMT 2011

On May  2 16:11, Christopher Faylor wrote:
> On Mon, May 02, 2011 at 10:33:09AM -0500, Yaakov (Cygwin/X) wrote:
> >This implements pthread_attr_getstack(), pthread_attr_getstackaddr, and
> >pthread_getattr_np(), which I need for webkitgtk.
> >
> >In essence, I added a stackaddr member to pthread_attr, which is
> >accessed (slightly differently) by pthread_attr_getstack{,attr},
> >behaving just as on Linux.  The bulk of the work is to support
> >pthread_getattr_np, which provides the real attributes of the given
> >thread, including the real stack address and size.
> >
> >The pthread_attr_setstack{,addr} setters are not implemented, as I have
> >yet to find a way to set the thread stack address on Windows.  For that
> >reason I'm not defining _POSIX_THREAD_ATTR_STACKADDR, as the feature is
> >not yet (fully) implemented.
> Cygwin already plays with the stack address.  It has to for situations
> when you call fork() from a thread.

Isn't that what GetThreadContext/SetThreadContext is for?


Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Project Co-Leader          cygwin AT cygwin DOT com
Red Hat

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