/* signal handler setup. let's catch as many signals as possible. */
static void sig_setup(void)
{
sigset_t set;
sigfillset(&set);
sigdelset(&set, SIGABRT);
sigdelset(&set, SIGILL);
#ifdef SIGKILL
sigdelset(&set, SIGKILL);
#endif
#ifdef SIGCONT
sigdelset(&set, SIGCONT);
#endif
#ifdef SIGSTOP
sigdelset(&set, SIGSTOP);
#endif
sigdelset(&set, SIGSEGV);
#ifdef SIGBUS
sigdelset(&set, SIGBUS);
#endif /*SIGBUS*/
/* Exclude signals used by GC to stop and restart the world. */
#ifdef GC_THREADS
int sig_suspend = GC_get_suspend_signal();
if (sig_suspend >= 0) sigdelset(&set, sig_suspend);
int sig_restart = GC_get_thr_restart_signal();
if (sig_restart >= 0) sigdelset(&set, sig_restart);
#endif /*GC_THREADS*/
Scm_SetMasterSigmask(&set);
}
/* signal handler setup. let's catch as many signals as possible. */
static void sig_setup(void)
{
sigset_t set;
sigfillset(&set);
sigdelset(&set, SIGABRT);
sigdelset(&set, SIGILL);
#ifdef SIGKILL
sigdelset(&set, SIGKILL);
#endif
#ifdef SIGCONT
sigdelset(&set, SIGCONT);
#endif
#ifdef SIGSTOP
sigdelset(&set, SIGSTOP);
#endif
sigdelset(&set, SIGSEGV);
#ifdef SIGBUS
sigdelset(&set, SIGBUS);
#endif /*SIGBUS*/
#if defined(GC_LINUX_THREADS)
/* some signals are used in the system */
sigdelset(&set, SIGPWR); /* used in gc */
sigdelset(&set, SIGXCPU); /* used in gc */
sigdelset(&set, SIGUSR1); /* used in linux threads */
sigdelset(&set, SIGUSR2); /* used in linux threads */
#endif /*GC_LINUX_THREADS*/
#if defined(GC_FREEBSD_THREADS)
sigdelset(&set, SIGUSR1); /* used by GC to stop the world */
sigdelset(&set, SIGUSR2); /* used by GC to restart the world */
#endif /*GC_FREEBSD_THREADS*/
Scm_SetMasterSigmask(&set);
}
/* signal handler setup. let's catch as many signals as possible. */
static void sig_setup(void)
{
sigset_t set;
Scm_SigFillSetMostly(&set);
Scm_SetMasterSigmask(&set);
}