How is _GLOBAL_REENT meant to be used?
Thomas Zenker
thz@isepos.de
Mon Apr 24 19:21:00 GMT 2006
Am 24 Apr 2006 um 11:24 hat Schwarz, Konrad geschrieben:
> > -----Original Message-----
> > From: newlib-owner@sourceware.org
> > Ok, but what if you do not use newlib for threads within a
> > process (f.e. under linux), but as independent tasks in a
> > RTOS, then you want to keep the information about open files
> > separate for each task.
>
> You don't want to do this in modern systems :-).
>
> The approach of emulating e.g., Unix processes as RTOS ``tasks'' dates
> to before the time that Unix supported threads. With the advent of
> pthreads, it is much better to map RTOS ``tasks'' to Pthread
> ``threads''. E.g., this mapping acknowledges the fact that all memory
> is shared.
I don't want to emulate UNIX processes with all semantics but some. So to have libc
separate for each task and cleanup on exit. pthread_exit doesn't do anything.
More information about the Newlib
mailing list