Re: Fw: C++ Threading Library

From: williamkempf_at_[hidden]
Date: 2001-10-22 16:47:34

--- In boost_at_y..., Mac Murrett <mmurrett_at_v...> wrote:
> If anyone else out there is interested, I will gladly lead the 
effort to get
> this working on Mac OS 8.6+.  The Mac OS _does_ have preemptive
> multithreading, through use of MPTasks.  Most of the OS is off 
limits to
> MPTasks, but we can use Boost.Function to move calls out to 
deferred task
> and/or system task time.  We would also need to provide a global 
override of
> operator new to use MPTask-safe memory allocation (not through
> MPAllocateAligned, as this incurs unacceptable stalls, but through
> OpenTransport or pooled allocation with custom heap management).
> 
> Even with such a port, most of the standard library would be off-
limits to
> code running in these tasks, as most code calls into the OS 
somewhere, and
> it's a good bet that those calls used are not MPTask-safe.  I would 
have a
> blast porting it, though, and I know that my company and our 
clients would
> benefit greatly from such a port.  This is a much better solution 
for
> porting Windows code to the Mac than hacking cooperative threads, 
especially
> for time-sensitive applications.

There's someone else who reluctantly volunteered (as in he was 
volunteered) to look into this, but I'm sure he'd be happy if someone 
else volunteered instead.  So give me a private e-mail and we'll 
discuss this.

Bill Kempf