127 static void timeout(int sig);
129 static void handler(int sig);
136 int choose_sig(int sig);
244 	int sig;		/* current signal number */  in parent()  local
266 	for (sig = 1; sig < NUMSIGS; sig++) {  in parent()
267 		if (choose_sig(sig)) {  in parent()
268 			if (kill(pid, sig) < 0) {  in parent()
273 							 pid, sig, pid);  in parent()
277 							 pid, sig, pid);  in parent()
281 						 sig);  in parent()
297 	if ((sig = CHILD_SIG(term_stat)) != 0)  in parent()
300 			 sig);  in parent()
315 		for (sig = 1; sig < NUMSIGS; sig++) {  in parent()
316 			printf("array[%d] = %d\n", sig, array[sig]);  in parent()
320 		for (sig = 1; sig < NUMSIGS; sig++) {  in parent()
321 			if (choose_sig(sig)) {  in parent()
322 				if (array[sig] != 1) {  in parent()
326 						      sig, array[sig]);  in parent()
382 	int sig;		/* signal value */  in child()  local
404 		for (sig = 1; sig < NUMSIGS; sig++) {  in child()
405 			if (choose_sig(sig)) {  in child()
406 				if ((rv = sighold(sig)) != 0) {  in child()
472 	for (sig = 1; sig < NUMSIGS; sig++) {  in child()
473 		if (choose_sig(sig)) {  in child()
479 			printf("child: releasing sig %d...\n", sig);  in child()
481 			if ((rv = sigrelse(sig)) != 0) {  in child()
533 	int sig;  in setup_sigs()  local
536 	for (sig = 1; sig < NUMSIGS; sig++) {  in setup_sigs()
537 		if (choose_sig(sig)) {  in setup_sigs()
538 			if (signal(sig, handler) == SIG_ERR) {  in setup_sigs()
542 					      sig, errno, strerror(errno));  in setup_sigs()
561 static void handler(int sig)  in handler()  argument
566 	printf("child: handler phase%d: caught signal %d.\n", phase, sig);  in handler()
582 		++sig_array[sig];  in handler()
685 static void timeout(int sig)  in timeout()  argument
727 int choose_sig(int sig)  in choose_sig()  argument
729 	switch (sig) {  in choose_sig()