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RE: Pthreads patches
- From: Thomas Pfaff <tpfaff at gmx dot net>
- To: Robert Collins <robert dot collins at syncretize dot net>
- Cc: cygwin-patches at cygwin dot com
- Date: Wed, 12 Jun 2002 13:29:19 +0200 (Westeuropäische Sommerzeit)
- Subject: RE: Pthreads patches
On Wed, 12 Jun 2002, Robert Collins wrote:
>
>
> > -----Original Message-----
> > From: cygwin-patches-owner@cygwin.com
> > [mailto:cygwin-patches-owner@cygwin.com] On Behalf Of Thomas Pfaff
> > Sent: Wednesday, 12 June 2002 9:17 PM
> > To: cygwin-patches@cygwin.com
> > Subject: Re: Pthreads patches
> >
> >
> >
> > Hi Rob,
> >
> > i had a minor problem with your latest code:
> > You decided to change the mutex pointer into an object. This
> > will break
> > the verifyable_object_isvalid call in pthread::create.
>
> I thought I might explain why. The usual benefit of an object pointer in
> C++ is for optional objects, or for polymorphic objects. Neither applied
> in this case, so a composed object is a lower overhead option.
>
> Rob
>
I can understand your reasons very well.
Please have a look at the patch und you will see what went wrong.
Thomas