John.Tytgat at aaug.net
Fri Aug 13 10:50:51 PDT 2004
In message <411C84BE.50306 at sqrt.co.uk>
Nick Burrett <nick at sqrt.co.uk> wrote:
> Within the environmet of pthreads, this could be done. But I've just
> realised you said concurrent processes, not threads. I don't suppose
> there is any function to lock a file system. Mind you if there was,
> then the way applications are written, they'd fail and probably terminate.
> I'm not sure.
I guess if pthread switching is disabled and you make sure no callbacks
can kick in (running in SVC mode ?), I think you have what you want
to have. Any particular usecase where this is wanted ?
John Tytgat, in his comfy chair at home BASS
John.Tytgat at aaug.net ARM powered, RISC OS driven
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