1 /* 2 * Copyright (c) 1983, 1993 3 * The Regents of the University of California. All rights reserved. 4 * 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 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. 21 * 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 32 * SUCH DAMAGE. 33 */ 34 35 #ifndef lint 36 static char copyright[] = 37 "@(#) Copyright (c) 1983, 1993\n\ 38 The Regents of the University of California. All rights reserved.\n"; 39 #endif /* not lint */ 40 41 #ifndef lint 42 static char sccsid[] = "@(#)lpq.c 8.1 (Berkeley) 6/6/93"; 43 #endif /* not lint */ 44 45 /* 46 * Spool Queue examination program 47 * 48 * lpq [-l] [-Pprinter] [user...] [job...] 49 * 50 * -l long output 51 * -P used to identify printer as per lpr/lprm 52 */ 53 54 #include <sys/param.h> 55 56 #include <syslog.h> 57 #include <dirent.h> 58 #include <unistd.h> 59 #include <stdlib.h> 60 #include <stdio.h> 61 #include <ctype.h> 62 #include "lp.h" 63 #include "lp.local.h" 64 65 int requ[MAXREQUESTS]; /* job number of spool entries */ 66 int requests; /* # of spool requests */ 67 char *user[MAXUSERS]; /* users to process */ 68 int users; /* # of users in user array */ 69 70 void usage __P((void)); 71 72 int 73 main(argc, argv) 74 register int argc; 75 register char **argv; 76 { 77 extern char *optarg; 78 extern int optind; 79 int ch, lflag; /* long output option */ 80 81 name = *argv; 82 if (gethostname(host, sizeof(host))) { 83 perror("lpq: gethostname"); 84 exit(1); 85 } 86 openlog("lpd", 0, LOG_LPR); 87 88 lflag = 0; 89 while ((ch = getopt(argc, argv, "lP:")) != EOF) 90 switch((char)ch) { 91 case 'l': /* long output */ 92 ++lflag; 93 break; 94 case 'P': /* printer name */ 95 printer = optarg; 96 break; 97 case '?': 98 default: 99 usage(); 100 } 101 102 if (printer == NULL && (printer = getenv("PRINTER")) == NULL) 103 printer = DEFLP; 104 105 for (argc -= optind, argv += optind; argc; --argc, ++argv) 106 if (isdigit(argv[0][0])) { 107 if (requests >= MAXREQUESTS) 108 fatal("too many requests"); 109 requ[requests++] = atoi(*argv); 110 } 111 else { 112 if (users >= MAXUSERS) 113 fatal("too many users"); 114 user[users++] = *argv; 115 } 116 117 displayq(lflag); 118 exit(0); 119 } 120 121 void 122 usage() 123 { 124 puts("usage: lpq [-l] [-Pprinter] [user ...] [job ...]"); 125 exit(1); 126 } 127