Function raise

system/lib/libc/raise.c:57–80

};

int raise(int sig) {
  if (__sig_is_blocked(sig)) {
    sigaddset(&__sig_pending, sig);
    return 0;
  }
  if (__sig_actions[sig].sa_flags & SA_SIGINFO) {
    siginfo_t t = {0};
    __sig_actions[sig].sa_sigaction(sig, &t, NULL);
  } else {
    sighandler_t handler = __sig_actions[sig].sa_handler;
    if (handler == SIG_DFL) {
      handler = default_actions[sig];
      if (handler) {
        handler(sig);
      }
    } else if (handler != SIG_IGN) {
      // Avoid a direct call to the handler, and instead call via JS so we can
      // avoid strict signature checking.
      // https://github.com/emscripten-core/posixtestsuite/issues/6
      __call_sighandler(handler, sig);
    }
  }
  return 0;
}