[tpfaff@cygwin.com: src/winsup/cygwin ChangeLog thread.cc thread.h]

Corinna Vinschen vinschen@redhat.com
Mon Dec 1 23:02:00 GMT 2003


----- Forwarded message from tpfaff@cygwin.com -----
> Date: 1 Dec 2003 22:10:57 -0000
> From: tpfaff@cygwin.com
> Subject: src/winsup/cygwin ChangeLog thread.cc thread.h
> To: cygwin-cvs@cygwin.com
> 
> CVSROOT:	/cvs/src
> Module name:	src
> Changes by:	tpfaff@sourceware.org	2003-12-01 22:10:57
> 
> Modified files:
> 	winsup/cygwin  : ChangeLog thread.cc thread.h 
> 
> Log message:
> 	* thread.cc (pthread_rwlock::add_reader): Remove mx parameter for
> 	List_insert call.
> 	(pthread::prepare): Ensure race safeness when adding function
> 	pointers to atfork lists by using List_insert.
> 	* thread.h (List_insert): Use InterlockedCompareExchangePointer to
> 	ensure race safeness without using a mutex.
> 	(List_remove): Use InterlockedCompareExchangePointer to
> 	ensure race safeness with List_insert.
> 	(List::insert): Remove mx parameter for	List_insert call.
> 
> Patches:
> http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/winsup/cygwin/ChangeLog.diff?cvsroot=src&r1=1.2201&r2=1.2202
> http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/winsup/cygwin/thread.cc.diff?cvsroot=src&r1=1.148&r2=1.149
> http://sources.redhat.com/cgi-bin/cvsweb.cgi/src/winsup/cygwin/thread.h.diff?cvsroot=src&r1=1.78&r2=1.79

----- End forwarded message -----

Doesn't this patch result in not being able to run Cygwin on Win 95
anymore?  InterlockedCompareExchangePointer is only available since
98 according to MSDN.  Or did we leave 95 already behind somewhere
on the way?

Corinna

-- 
Corinna Vinschen                  Please, send mails regarding Cygwin to
Cygwin Developer                                mailto:cygwin@cygwin.com
Red Hat, Inc.



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