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

[Christopher Faylor <cgf at redhat dot com>]

On Tue, Dec 02, 2003 at 12:02:47AM +0100, Corinna Vinschen wrote:
>----- 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?

Not that I know of.  I was about to ask the same thing, in fact.  You
beat me to it.

cgf