Subj : Re: segmentation fault while using setjmp
To   : comp.os.linux.development.system,comp.os.linux,comp.os.linux.questions
From : Kasper Dupont
Date : Thu Jul 01 2004 07:36 am

naveen wrote:
> 
> i realize that there are a lot of pitfalls while using the
> setjmp/longjmp pair for multithreading. Portability is not my first
> concern. i think i can use assembly code (386) for saving the
> registers and doing the context-switch.
> Please point me to some literature relating to this

Actually you can do the switching without using any
assembler code. I have an example here that did work:

http://www.daimi.au.dk/~kasperd/scheduler.c

This is far from perfect, and not portable. I rely on
the exact stack layout. In fact I don't even remember
with which compiler version it did work.

-- 
Kasper Dupont -- der bruger for meget tid paa usenet.
For sending spam use kasperd@kd.lir.dk and abuse@kd.lir.dk
I'd rather be a hammer than a nail.

.