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Re: ITP: Pth

Torsten Landschoff <torsten@debian.org> writes:

> As I think Pth is a great programming tool and Debian still lacks it
> I intend to package it. This is the description:
>   Pth is a very portable POSIX/ANSI-C based library for Unix platforms
>   which provides non-preemptive priority-based scheduling for multiple
>   threads of execution ("multithreading") inside server applications.
>   All threads run in the same address space of the server application,
>   but each thread has it's own individual program-counter, run-time
>   stack, signal mask and errno variable.
>   The thread scheduling itself is done in a cooperative way, i.e. the
>   threads are managed by a priority- and event-based non-preemptive
>   scheduler. The intention is that this way one can achieve better
>   portability and run-time performance than with preemptive scheduling.
>   The event facility allows threads to wait until various types of
>   events occur, including pending I/O on filedescriptors, asynchronous
>   signals, elapsed timers, pending I/O on message ports, thread and
>   process termination, and even customized callback functions.

Just out of curiosity, what is the advantage of using Pth over the
pthread_* functions provided by glibc?

	- Ruud de Rooij.
ruud de rooij | ruud@ruud.org | http://ruud.org

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