1 /*-
2  * SPDX-License-Identifier: BSD-3-Clause
33  * msgs - a user bulletin board program
36  *	msgs [fhlopq] [[-]number]	to read messages
37  *	msgs -s				to place messages
38  *	msgs -c [-days]			to clean up the bulletin board
46  *	-	reprint last message
47  *	s[-][<num>] [<filename>]	save message
48  *	m[-][<num>]	mail with message in temp mbox
88 #define NEXT	"Next message? [yq]"
94 static const char *sep = "-";
168 	argc--, argv++;  in main()
180 			case '-':  in main()
186 				"only the super-user can use the c flag");  in main()
222 		argc--, argv++;  in main()
255 		keep = t - (rcback? rcback : NDAYS) DAYS;  in main()
271 			cp = dp->d_name;  in main()
274 			if (dp->d_ino == 0)  in main()
276 			if (dp->d_namlen == 0)  in main()
283 				i = i * 10 + *cp++ - '0';  in main()
325 		 * Send mode - place msgs in _PATH_MSGS  in main()
346 			ptr = getpwuid(uid)->pw_name;  in main()
404 			rcfirst = nextmsg - rcback;  in main()
432 		if (ioctl(fileno(stdout), TIOCGWINSZ, &win) != -1)  in main()
442 	Lpp -= 6;	/* for headers, etc. */  in main()
509 			printf("\n-----\n");  in main()
536 				printf("--Postponed--\n");  in main()
556 				if (*in == '-') {  in main()
557 					msg = prevmsg-1;  in main()
572 		printf("--%s--\n", sep);  in main()
573 		sep = "-";  in main()
589 	if (--msg >= nextmsg) {  in main()
601 		if (inbuf[0] == '-' || isdigit(inbuf[0]))  in main()
613 	fprintf(stderr, "usage: msgs [fhlopq] [[-]number]\n");  in usage()
672 		puts("--Killed--");  in onintr()
720 	return(--i);  in next()
735 	if ((n = strlen(inbuf)) > 0 && inbuf[n - 1] == '\n')  in ask()
736 		inbuf[n - 1] = '\0';  in ask()
744 		if (inbuf[1] == '-')  in ask()
776 			if (fd != -1) {  in ask()
782 		if (fd == -1 || (cpto = fdopen(fd, "a")) == NULL) {  in ask()
783 			if (fd != -1)  in ask()
833 				count = sizeof(from) - 1;  in gfrsub()
834 				while (*in && *in > ' ' && count-- > 0) {  in gfrsub()