xref: /csrg-svn/usr.sbin/lpr/lprm/lprm.c (revision 13954)
1 #ifndef lint
2 static char sccsid[] = "@(#)lprm.c	4.5 (Berkeley) 07/17/83";
3 #endif
4 
5 /*
6  * lprm - remove the current user's spool entry
7  *
8  * lprm [-] [[job #] [user] ...]
9  *
10  * Using information in the lock file, lprm will kill the
11  * currently active daemon (if necessary), remove the associated files,
12  * and startup a new daemon.  Priviledged users may remove anyone's spool
13  * entries, otherwise one can only remove their own.
14  */
15 
16 #include "lp.h"
17 
18 /*
19  * Stuff for handling job specifications
20  */
21 char	*user[MAXUSERS];	/* users to process */
22 int	users;			/* # of users in user array */
23 int	requ[MAXREQUESTS];	/* job number of spool entries */
24 int	requests;		/* # of spool requests */
25 char	*person;		/* name of person doing lprm */
26 
27 static char	luser[16];	/* buffer for person */
28 
29 struct passwd *getpwuid();
30 
31 main(argc, argv)
32 	char *argv[];
33 {
34 	register char *arg;
35 	struct passwd *p;
36 	struct direct **files;
37 	int nitems, assasinated = 0;
38 
39 	name = argv[0];
40 	gethostname(host, sizeof(host));
41 	if ((p = getpwuid(getuid())) == NULL)
42 		fatal("Who are you?");
43 	if (strlen(p->pw_name) >= sizeof(luser))
44 		fatal("Your name is too long");
45 	strcpy(luser, p->pw_name);
46 	person = luser;
47 	while (--argc) {
48 		if ((arg = *++argv)[0] == '-')
49 			switch (arg[1]) {
50 			case 'P':
51 				if (arg[2])
52 					printer = &arg[2];
53 				else if (argc > 1) {
54 					argc--;
55 					printer = *++argv;
56 				}
57 				break;
58 			case '\0':
59 				if (!users) {
60 					users = -1;
61 					break;
62 				}
63 			default:
64 				usage();
65 			}
66 		else {
67 			if (users < 0)
68 				usage();
69 			if (isdigit(arg[0])) {
70 				if (requests >= MAXREQUESTS)
71 					fatal("Too many requests");
72 				requ[requests++] = atoi(arg);
73 			} else {
74 				if (users >= MAXUSERS)
75 					fatal("Too many users");
76 				user[users++] = arg;
77 			}
78 		}
79 	}
80 	if (printer == NULL && (printer = getenv("PRINTER")) == NULL)
81 		printer = DEFLP;
82 
83 	rmjob();
84 }
85 
86 static
87 usage()
88 {
89 	printf("usage: lprm [-] [-Pprinter] [[job #] [user] ...]\n");
90 	exit(2);
91 }
92