2 * Copyright (c) 1983, 1993
3 * The Regents of the University of California. All rights reserved.
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions
9 * 1. Redistributions of source code must retain the above copyright
10 * notice, this list of conditions and the following disclaimer.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 * notice, this list of conditions and the following disclaimer in the
13 * documentation and/or other materials provided with the distribution.
14 * 3. All advertising materials mentioning features or use of this software
15 * must display the following acknowledgement:
16 * This product includes software developed by the University of
17 * California, Berkeley and its contributors.
18 * 4. Neither the name of the University nor the names of its contributors
19 * may be used to endorse or promote products derived from this software
20 * without specific prior written permission.
22 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
25 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34 * @(#) Copyright (c) 1983, 1993 The Regents of the University of California. All rights reserved.
35 * @(#)lprm.c 8.1 (Berkeley) 6/6/93
36 * $FreeBSD: src/usr.sbin/lpr/lprm/lprm.c,v 1.6.2.3 2001/06/25 01:01:04 gad Exp $
37 * $DragonFly: src/usr.sbin/lpr/lprm/lprm.c,v 1.2 2003/06/17 04:29:56 dillon Exp $
41 * lprm - remove the current user's spool entry
43 * lprm [-] [[job #] [user] ...]
45 * Using information in the lock file, lprm will kill the
46 * currently active daemon (if necessary), remove the associated files,
47 * and startup a new daemon. Priviledged users may remove anyone's spool
48 * entries, otherwise one can only remove their own.
51 #include <sys/param.h>
65 * Stuff for handling job specifications
67 char *person; /* name of person doing lprm */
68 int requ[MAXREQUESTS]; /* job number of spool entries */
69 int requests; /* # of spool requests */
70 char *user[MAXUSERS]; /* users to process */
71 int users; /* # of users in user array */
72 uid_t uid, euid; /* real and effective user id's */
74 static char luser[16]; /* buffer for person */
76 int main(int argc, char *_argv[]);
77 static void usage(void);
80 main(int argc, char *argv[])
85 static char root[] = "root";
90 seteuid(uid); /* be safe */
92 gethostname(local_host, sizeof(local_host));
93 openlog("lpd", 0, LOG_LPR);
96 * Bogus code later checks for string equality between
97 * `person' and "root", so if we are root, better make sure
98 * that code will succeed.
102 } else if ((person = getlogin()) == NULL) {
103 if ((p = getpwuid(getuid())) == NULL)
104 fatal(0, "Who are you?");
105 if (strlen(p->pw_name) >= sizeof(luser))
106 fatal(0, "Your name is too long");
107 strcpy(luser, p->pw_name);
111 if ((arg = *++argv)[0] == '-')
132 if (isdigit(arg[0])) {
133 if (requests >= MAXREQUESTS)
134 fatal(0, "Too many requests");
135 requ[requests++] = atoi(arg);
137 if (users >= MAXUSERS)
138 fatal(0, "Too many users");
143 if (printer == NULL && (printer = getenv("PRINTER")) == NULL)
153 fprintf(stderr, "usage: lprm [-] [-Pprinter] [[job #] [user] ...]\n");