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 * @(#)lpq.c 8.3 (Berkeley) 5/10/95
36 * $FreeBSD: src/usr.sbin/lpr/lpq/lpq.c,v 1.7.2.4 2001/07/22 02:51:53 gad Exp $
37 * $DragonFly: src/usr.sbin/lpr/lpq/lpq.c,v 1.3 2004/03/22 22:32:50 cpressey Exp $
41 * Spool Queue examination program
43 * lpq [-a] [-l] [-Pprinter] [user...] [job...]
45 * -a show all non-null queues on the local machine
47 * -P used to identify printer as per lpr/lprm
50 #include <sys/param.h>
62 #include "pathnames.h"
64 int requ[MAXREQUESTS]; /* job number of spool entries */
65 int requests; /* # of spool requests */
66 char *user[MAXUSERS]; /* users to process */
67 int users; /* # of users in user array */
71 static int ckqueue(const struct printer *_pp);
72 static void usage(void);
73 int main(int _argc, char **_argv);
76 main(int argc, char **argv)
80 struct printer myprinter, *pp = &myprinter;
87 if (gethostname(local_host, sizeof(local_host)))
88 err(1, "gethostname");
89 openlog("lpd", 0, LOG_LPR);
92 while ((ch = getopt(argc, argv, "alP:")) != -1)
97 case 'l': /* long output */
100 case 'P': /* printer name */
108 if (!aflag && printer == NULL && (printer = getenv("PRINTER")) == NULL)
111 for (argc -= optind, argv += optind; argc; --argc, ++argv)
112 if (isdigit(argv[0][0])) {
113 if (requests >= MAXREQUESTS)
114 fatal(0, "too many requests");
115 requ[requests++] = atoi(*argv);
118 if (users >= MAXUSERS)
119 fatal(0, "too many users");
120 user[users++] = *argv;
126 more = firstprinter(pp, &status);
130 if (ckqueue(pp) > 0) {
131 printf("%s:\n", pp->printer);
136 more = nextprinter(pp, &status);
140 printf("warning: %s: unresolved "
143 case PCAPERR_SUCCESS:
146 fatal(pp, "%s", pcaperr(status));
148 } while (more && status);
154 status = getprintcap(printer, pp);
156 fatal(pp, "%s", pcaperr(status));
164 ckqueue(const struct printer *pp)
170 spooldir = pp->spool_dir;
171 if ((dirp = opendir(spooldir)) == NULL)
173 while ((d = readdir(dirp)) != NULL) {
174 if (d->d_name[0] != 'c' || d->d_name[1] != 'f')
175 continue; /* daemon control files only */
177 return (1); /* found something */
187 "usage: lpq [-a] [-l] [-Pprinter] [user ...] [job ...]\n");