Function sig_handler

extern/editline/src/sig.c:68–107

sig_handler(): * This is the handler called for all signals * XXX: we cannot pass any data so we just store the old editline * state in a private variable */

 *	state in a private variable
 */
private void
sig_handler(int signo)
{
	int i;
	sigset_t nset, oset;

	(void) sigemptyset(&nset);
	(void) sigaddset(&nset, signo);
	(void) sigprocmask(SIG_BLOCK, &nset, &oset);

	sel->el_signal->sig_no = signo;

	switch (signo) {
	case SIGCONT:
		tty_rawmode(sel);
		if (ed_redisplay(sel, 0) == CC_REFRESH)
			re_refresh(sel);
		terminal__flush(sel);
		break;

	case SIGWINCH:
		el_resize(sel);
		break;

	default:
		tty_cookedmode(sel);
		break;
	}

	for (i = 0; sighdl[i] != -1; i++)
		if (signo == sighdl[i])
			break;

	(void) sigaction(signo, &sel->el_signal->sig_action[i], NULL);
	sel->el_signal->sig_action[i].sa_handler = SIG_ERR;
	sel->el_signal->sig_action[i].sa_flags = 0;
	sigemptyset(&sel->el_signal->sig_action[i].sa_mask);
	(void) sigprocmask(SIG_SETMASK, &oset, NULL);
	(void) kill(0, signo);
}


/* sig_init():