Subj : Re: Using SIGALRM with pthread
To   : comp.programming.threads
From : Chris Friesen
Date : Wed Jul 27 2005 04:54 pm

gc wrote:
> In the
> SIGALRM handler, I also need to access some variables and data
> structures from thread A.

Nearly all the pthreads locking functions are not useable from within 
signal handlers.

You may want to create another thread that just wakes up periodically. 
Then it can use all the regular locking and you don't need to worry 
about async signals.

Chris

.