NetBSD/usr.sbin/lpr/lprm/lprm.c

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1993-03-21 12:45:37 +03:00
/*
* Copyright (c) 1983 Regents of the University of California.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the University of
* California, Berkeley and its contributors.
* 4. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef lint
char copyright[] =
"@(#) Copyright (c) 1983 Regents of the University of California.\n\
All rights reserved.\n";
#endif /* not lint */
#ifndef lint
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/*static char sccsid[] = "from: @(#)lprm.c 5.6 (Berkeley) 3/2/91";*/
static char rcsid[] = "$Id: lprm.c,v 1.2 1993/08/01 17:58:36 mycroft Exp $";
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#endif /* not lint */
/*
* lprm - remove the current user's spool entry
*
* lprm [-] [[job #] [user] ...]
*
* Using information in the lock file, lprm will kill the
* currently active daemon (if necessary), remove the associated files,
* and startup a new daemon. Priviledged users may remove anyone's spool
* entries, otherwise one can only remove their own.
*/
#include "lp.h"
/*
* Stuff for handling job specifications
*/
char *user[MAXUSERS]; /* users to process */
int users; /* # of users in user array */
int requ[MAXREQUESTS]; /* job number of spool entries */
int requests; /* # of spool requests */
char *person; /* name of person doing lprm */
static char luser[16]; /* buffer for person */
main(argc, argv)
int argc;
char *argv[];
{
register char *arg;
struct passwd *p;
struct direct **files;
int nitems, assasinated = 0;
name = argv[0];
gethostname(host, sizeof(host));
openlog("lpd", 0, LOG_LPR);
if ((p = getpwuid(getuid())) == NULL)
fatal("Who are you?");
if (strlen(p->pw_name) >= sizeof(luser))
fatal("Your name is too long");
strcpy(luser, p->pw_name);
person = luser;
while (--argc) {
if ((arg = *++argv)[0] == '-')
switch (arg[1]) {
case 'P':
if (arg[2])
printer = &arg[2];
else if (argc > 1) {
argc--;
printer = *++argv;
}
break;
case '\0':
if (!users) {
users = -1;
break;
}
default:
usage();
}
else {
if (users < 0)
usage();
if (isdigit(arg[0])) {
if (requests >= MAXREQUESTS)
fatal("Too many requests");
requ[requests++] = atoi(arg);
} else {
if (users >= MAXUSERS)
fatal("Too many users");
user[users++] = arg;
}
}
}
if (printer == NULL && (printer = getenv("PRINTER")) == NULL)
printer = DEFLP;
rmjob();
}
usage()
{
fprintf(stderr, "usage: lprm [-] [-Pprinter] [[job #] [user] ...]\n");
exit(2);
}