66 static void mthread_signal_tick(int sig);
69 int signal_install(int sig, void (*func)(int))  in signal_install()  argument
77     sigaction(sig, &act, 0);  in signal_install()
89 static void thread_suspend_signal_handler(int sig)  in thread_suspend_signal_handler()  argument
97     if (sig != MSG_SUSPEND)  in thread_suspend_signal_handler()
99         printf("get an unexpected signal <%d>, exit\n", sig);  in thread_suspend_signal_handler()
122     if (sigwait(&sigmask, &sig) != 0)  in thread_suspend_signal_handler()
124         printf("sigwait faild, %d\n", sig);  in thread_suspend_signal_handler()
132 static void thread_resume_signal_handler(int sig)  in thread_resume_signal_handler()  argument
427     int i, res, sig;  in mainthread_scheduler()  local
467         if (sigwait(&sigmask, &sig) != 0)  in mainthread_scheduler()
469             printf("mthread: sigwait get unexpected sig %d\n", sig);  in mainthread_scheduler()
474         TRACE("mthread:got sig %d\n", sig);  in mainthread_scheduler()
533 static void mthread_signal_tick(int sig)  in mthread_signal_tick()  argument
538     if (sig == SIGALRM)  in mthread_signal_tick()
546         TRACE("got an unexpected signal <%d>\n", sig);  in mthread_signal_tick()