49 static void openline(struct pmtab *, struct Gdef *);
50 static void invoke_service(struct pmtab *);
51 static char	*do_autobaud(struct pmtab *, struct Gdef *);
61 tmchild(struct pmtab *pmtab)  in tmchild()  argument
71 	if (pmtab->p_status != GETTY) {  in tmchild()
89 		if (pmtab->p_ttyflags & (C_FLAG|B_FLAG)) {  in tmchild()
90 			if (pmtab->p_fd > 0) {  in tmchild()
91 				(void) close(pmtab->p_fd);  in tmchild()
92 				pmtab->p_fd = 0;  in tmchild()
102 	speedef = get_speed(pmtab);  in tmchild()
103 	openline(pmtab, speedef);  in tmchild()
104 	if (pmtab->p_ttyflags & (C_FLAG|B_FLAG)) {  in tmchild()
105 		if (pmtab->p_fd >= 0) {  in tmchild()
106 			if ((pmtab->p_modules != NULL) &&  in tmchild()
107 			    (*(pmtab->p_modules) != '\0')) {  in tmchild()
108 				if (push_linedisc(pmtab->p_fd,  in tmchild()
109 				    pmtab->p_modules, pmtab->p_device) == -1) {  in tmchild()
110 					(void) close(pmtab->p_fd);  in tmchild()
116 	if ((pmtab->p_ttyflags & C_FLAG) &&  in tmchild()
118 	    (!(pmtab->p_flags & X_FLAG))) {  in tmchild()
128 		invoke_service(pmtab);  in tmchild()
132 		auto_speed = do_autobaud(pmtab, speedef);  in tmchild()
138 	if ((pmtab->p_ttyflags & (R_FLAG|A_FLAG)) ||  in tmchild()
139 	    (pmtab->p_status == GETTY) || (pmtab->p_timeout > 0)) {  in tmchild()
140 		write_prompt(1, pmtab, TRUE, TRUE);  in tmchild()
141 		if (pmtab->p_timeout) {  in tmchild()
146 			(void) alarm((unsigned)pmtab->p_timeout);  in tmchild()
148 	} else if ((pmtab->p_ttyflags & (B_FLAG)))  in tmchild()
149 		write_prompt(pmtab->p_fd, pmtab, TRUE, TRUE);  in tmchild()
161 			if (pmtab->p_timeout) {  in tmchild()
169 			    (pmtab->p_flags & X_FLAG)) {  in tmchild()
170 				write_prompt(1, pmtab, TRUE, FALSE);  in tmchild()
178 			invoke_service(pmtab);  in tmchild()
191 				auto_speed = do_autobaud(pmtab, speedef);  in tmchild()
206 			write_prompt(1, pmtab, TRUE, TRUE);  in tmchild()
213 			write_prompt(1, pmtab, FALSE, FALSE);  in tmchild()
219 		if (pmtab->p_timeout) {  in tmchild()
224 			(void) alarm((unsigned)pmtab->p_timeout);  in tmchild()
230 openline(struct pmtab *pmtab, struct Gdef *speedef)  in openline()  argument
239 	if (pmtab->p_status != GETTY) {  in openline()
242 		if ((pmtab->p_fd = open(pmtab->p_device, O_RDWR)) != 0) {  in openline()
243 			log("open \"%s\" failed: %s", pmtab->p_device,  in openline()
253 	if (pmtab->p_ttyflags & R_FLAG) { /* wait_read is needed */  in openline()
254 		if (pmtab->p_count) {  in openline()
258 					pmtab->p_count--;  in openline()
275 			for (line_count = 0; line_count < pmtab->p_count; ) {  in openline()
306 		if (!(pmtab->p_ttyflags & A_FLAG)) { /* autobaud not enabled */  in openline()
314 	if (pmtab->p_ttyflags & B_FLAG) { /* port is bi-directional */  in openline()
336 write_prompt(int fd, struct pmtab *pmtab, int flush, int clear)  in write_prompt()  argument
351 	if ((State == PM_DISABLED) || (pmtab->p_flags & X_FLAG))  in write_prompt()
352 		(void) write(fd, pmtab->p_dmsg,  in write_prompt()
353 		    (unsigned)strlen(pmtab->p_dmsg));  in write_prompt()
355 		(void) write(fd, pmtab->p_prompt,  in write_prompt()
356 		    (unsigned)strlen(pmtab->p_prompt));  in write_prompt()
407 do_autobaud(struct pmtab *pmtab, struct Gdef *speedef)  in do_autobaud()  argument
416 		if ((auto_speed = autobaud(0, pmtab->p_timeout)) == NULL) {  in do_autobaud()
489 invoke_service(struct pmtab *pmtab)  in invoke_service()  argument
502 		    "tty on \"%s\",\n", pmtab->p_device);  in invoke_service()
506 		if (strcmp("/dev/console", pmtab->p_device) != 0) {  in invoke_service()
513 			    pmtab->p_device);  in invoke_service()
519 	if (pmtab->p_status != GETTY) {  in invoke_service()
527 	if (pmtab->p_flags & U_FLAG) {  in invoke_service()
528 		if (account(pmtab->p_device) != 0) {  in invoke_service()
535 	mkargv(pmtab->p_server, &argvp[0], &cnt, MAXARGS-1);  in invoke_service()
537 	if (!(pmtab->p_ttyflags & C_FLAG)) {  in invoke_service()
538 		(void) sprintf(pbuf, "TTYPROMPT=%s", pmtab->p_prompt);  in invoke_service()
544 	if (pmtab->p_status != GETTY) {  in invoke_service()
545 		(void) sprintf(hbuf, "HOME=%s", pmtab->p_dir);  in invoke_service()
553 		if ((i = doconfig(0, pmtab->p_tag, 0)) != 0) {  in invoke_service()
558 				    i, pmtab->p_tag);  in invoke_service()
564 	if (setgid(pmtab->p_gid)) {  in invoke_service()
565 		log("cannot set group id to %ld: %s", pmtab->p_gid,  in invoke_service()
570 	if (setuid(pmtab->p_uid)) {  in invoke_service()
571 		log("cannot set user id to %ld: %s", pmtab->p_uid,  in invoke_service()
576 	if (chdir(pmtab->p_dir)) {  in invoke_service()
577 		log("cannot chdir to %s: %s", pmtab->p_dir, strerror(errno));  in invoke_service()
581 	if (pmtab->p_uid != ROOTUID) {  in invoke_service()
583 		(void) fchown(0, pmtab->p_uid, Tty_gid);  in invoke_service()
588 	if (pmtab->p_status != GETTY) {  in invoke_service()
598 		log("Starting service (%s) on %s", argvp[0], pmtab->p_device);  in invoke_service()
601 	if (pmtab->p_termtype != (char *)NULL) {  in invoke_service()
602 		(void) sprintf(tbuf, "TERM=%s", pmtab->p_termtype);  in invoke_service()