xref: /titanic_41/usr/src/cmd/print/bsd-sysv-commands/lpq.c (revision bfed486ad8de8b8ebc6345a8e10accae08bf2f45)
1 /*
2  * CDDL HEADER START
3  *
4  * The contents of this file are subject to the terms of the
5  * Common Development and Distribution License (the "License").
6  * You may not use this file except in compliance with the License.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
13  * When distributing Covered Code, include this CDDL HEADER in each
14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15  * If applicable, add the following below this CDDL HEADER, with the
16  * fields enclosed by brackets "[]" replaced with your own identifying
17  * information: Portions Copyright [yyyy] [name of copyright owner]
18  *
19  * CDDL HEADER END
20  */
21 
22 /*
23  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
24  * Use is subject to license terms.
25  *
26  */
27 
28 /* $Id: lpq.c 146 2006-03-24 00:26:54Z njacobs $ */
29 
30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
31 
32 #include <stdio.h>
33 #include <stdlib.h>
34 #include <unistd.h>
35 #include <string.h>
36 #include <locale.h>
37 #include <libintl.h>
38 #include <papi.h>
39 #include "common.h"
40 
41 static void
42 usage(char *program)
43 {
44 	char *name;
45 
46 	if ((name = strrchr(program, '/')) == NULL)
47 		name = program;
48 	else
49 		name++;
50 
51 	fprintf(stdout, gettext("Usage: %s [-P printer] (user|id ...)\n"),
52 			name);
53 	exit(1);
54 }
55 
56 static void
57 clear_screen()
58 {
59 	static char buf[32];
60 
61 	/* quick and dirty for now, this should be fixed real soon */
62 	if (buf[0] == '\0') {
63 		FILE *fp = popen("/bin/tput clear", "r");
64 		if (fp != NULL) {
65 			fgets(buf, sizeof (buf), fp);
66 			fclose(fp);
67 		}
68 	}
69 	printf("%s", buf);
70 }
71 
72 int
73 main(int ac, char *av[])
74 {
75 	char *printer = NULL;
76 	papi_status_t status;
77 	papi_service_t svc = NULL;
78 	papi_encryption_t encryption = PAPI_ENCRYPT_NEVER;
79 	int format = 3;	/* lpq short format */
80 	int interval = 0;
81 	int num_jobs;
82 	int c;
83 
84 	(void) setlocale(LC_ALL, "");
85 	(void) textdomain("SUNW_OST_OSCMD");
86 
87 	while ((c = getopt(ac, av, "EP:l")) != EOF)
88 		switch (c) {
89 		case 'E':
90 			encryption = PAPI_ENCRYPT_REQUIRED;
91 			break;
92 		case 'P':
93 			printer = optarg;
94 			break;
95 		case 'l':
96 			format = 4;	/* lpq long format */
97 			break;
98 		default:
99 			usage(av[0]);
100 		}
101 
102 	if ((optind < ac) && (av[optind][0] == '+'))
103 		interval = atoi(av[optind++]);
104 
105 	if ((printer == NULL) &&
106 	    ((printer = getenv("PRINTER")) == NULL) &&
107 	    ((printer = getenv("LPDEST")) == NULL))
108 		printer = DEFAULT_DEST;
109 
110 	status = papiServiceCreate(&svc, printer, NULL, NULL, cli_auth_callback,
111 					encryption, NULL);
112 	if (status != PAPI_OK) {
113 		fprintf(stderr, gettext(
114 			"Failed to contact service for %s: %s\n"), printer,
115 			verbose_papi_message(svc, status));
116 		papiServiceDestroy(svc);
117 		exit(1);
118 	}
119 
120 	do {
121 		if (interval != 0)
122 			clear_screen();
123 
124 		num_jobs = berkeley_queue_report(svc, stdout, printer, format,
125 					ac - optind, &av[optind]);
126 
127 		if ((interval != 0) && (num_jobs > 0))
128 			sleep(interval);
129 	} while ((interval > 0) && (num_jobs > 0));
130 
131 	papiServiceDestroy(svc);
132 
133 	return (0);
134 }
135