[PATCH] suspend all thread on SIGSTOP

[Thomas Pfaff]

This patch suspends all threads on SIGSTOP and resumes them on SIGCONT. 
The corresponding functions in the pthread class are already committed.

Thomas

2003-10-31  Thomas Pfaff  <[EMAIL PROTECTED]>

        * exceptions.cc (sig_handle_tty_stop): Suspend all
        threads on SIGSTOP, resume them on SIGCONT.