1 /* vi: set sw=4 ts=4: */
3 * Mini logger implementation for busybox
5 * Copyright (C) 1999,2000,2001 by Lineo, inc.
6 * Written by Erik Andersen <andersen@lineo.com>, <andersee@debian.org>
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version.
13 * This program is distributed in the hope that it will be useful,
14 * but WITHOUT ANY WARRANTY; without even the implied warranty of
15 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
16 * General Public License for more details.
18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
26 #include <sys/types.h>
33 #if !defined BB_SYSLOGD
36 #include <sys/syslog.h>
39 /* We have to do this since the header file defines static
40 * structures. Argh.... bad libc, bad, bad...
42 #include <sys/syslog.h>
44 typedef struct _code {
48 extern CODE prioritynames[];
49 extern CODE facilitynames[];
52 /* Decode a symbolic name to a numeric value
53 * this function is based on code
54 * Copyright (c) 1983, 1993
55 * The Regents of the University of California. All rights reserved.
57 * Original copyright notice is retained at the end of this file.
59 static int decode(char *name, CODE * codetab)
65 for (c = codetab; c->c_name; c++) {
66 if (!strcasecmp(name, c->c_name)) {
74 /* Decode a symbolic name to a numeric value
75 * this function is based on code
76 * Copyright (c) 1983, 1993
77 * The Regents of the University of California. All rights reserved.
79 * Original copyright notice is retained at the end of this file.
81 static int pencode(char *s)
84 int lev, fac = LOG_USER;
86 for (save = s; *s && *s != '.'; ++s);
89 fac = decode(save, facilitynames);
91 error_msg_and_die("unknown facility name: %s", save);
96 lev = decode(s, prioritynames);
98 error_msg_and_die("unknown priority name: %s", save);
99 return ((lev & LOG_PRIMASK) | (fac & LOG_FACMASK));
103 extern int logger_main(int argc, char **argv)
105 int pri = LOG_USER | LOG_NOTICE;
108 char *message=NULL, buf[1024], name[128];
110 /* Fill out the name string early (may be overwritten later) */
111 my_getpwuid(name, geteuid());
113 /* Parse any options */
114 while ((opt = getopt(argc, argv, "p:st:")) > 0) {
117 option |= LOG_PERROR;
120 pri = pencode(optarg);
123 strncpy(name, optarg, sizeof(name));
130 openlog(name, option, (pri | LOG_FACMASK));
131 if (optind == argc) {
133 /* read from stdin */
135 while ((c = getc(stdin)) != EOF && c != '\n' &&
136 i < (sizeof(buf)-1)) {
141 syslog(pri, "%s", buf);
145 len = 1; /* for the '\0' */
146 message=xcalloc(1, 1);
147 for (i = optind; i < argc; i++) {
148 len += strlen(argv[i]);
149 len += 1; /* for the space between the args */
150 message = xrealloc(message, len);
151 strcat(message, argv[i]);
152 strcat(message, " ");
154 message[strlen(message)-1] = '\0';
155 syslog(pri, "%s", message);
164 * Copyright (c) 1983, 1993
165 * The Regents of the University of California. All rights reserved.
167 * This is the original license statement for the decode and pencode functions.
169 * Redistribution and use in source and binary forms, with or without
170 * modification, are permitted provided that the following conditions
172 * 1. Redistributions of source code must retain the above copyright
173 * notice, this list of conditions and the following disclaimer.
174 * 2. Redistributions in binary form must reproduce the above copyright
175 * notice, this list of conditions and the following disclaimer in the
176 * documentation and/or other materials provided with the distribution.
178 * 3. <BSD Advertising Clause omitted per the July 22, 1999 licensing change
179 * ftp://ftp.cs.berkeley.edu/pub/4bsd/README.Impt.License.Change>
181 * 4. Neither the name of the University nor the names of its contributors
182 * may be used to endorse or promote products derived from this software
183 * without specific prior written permission.
185 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
186 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
187 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
188 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
189 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
190 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
191 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
192 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
193 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
194 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF