Re: [boost] Re: Enhanced call_once()

From: Peter Dimov (pdimov_at_[hidden])
Date: 2002-08-07 07:56:23

From: "Anthony Williams" <anthwil_at_[hidden]>
> > Is this possible? Without language/memory architecture
> > support, I mean.
>
> See my other post for Win32Mutex and POSIXMutex skeletons that just have a
> default constructor.
>
> My point is that you can have thread-safe lazy dynamic initialization,
which
> works for static objects without causing init-order problems, if you use
the
> appropriate primitives for each platform. On POSIX, pthread_once provides
> such a mechanism;

pthread_once takes a single void (*) (), there is no way to pass arguments,
like the address of the mutex being initialized.