1 /* $OpenBSD: errwarn.c,v 1.7 2004/05/04 22:23:01 mickey Exp $ */
3 /* Errors and warnings... */
6 * Copyright (c) 1996 The Internet Software Consortium.
8 * Copyright (c) 1995 RadioMail Corporation. All rights reserved.
10 * Redistribution and use in source and binary forms, with or without
11 * modification, are permitted provided that the following conditions
14 * 1. Redistributions of source code must retain the above copyright
15 * notice, this list of conditions and the following disclaimer.
16 * 2. Redistributions in binary form must reproduce the above copyright
17 * notice, this list of conditions and the following disclaimer in the
18 * documentation and/or other materials provided with the distribution.
19 * 3. Neither the name of RadioMail Corporation, the Internet Software
20 * Consortium nor the names of its contributors may be used to endorse
21 * or promote products derived from this software without specific
22 * prior written permission.
24 * THIS SOFTWARE IS PROVIDED BY RADIOMAIL CORPORATION, THE INTERNET
25 * SOFTWARE CONSORTIUM AND CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR
26 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
27 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
28 * ARE DISCLAIMED. IN NO EVENT SHALL RADIOMAIL CORPORATION OR CONTRIBUTORS
29 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
30 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
31 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
32 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
33 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
34 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
35 * OF THE POSSIBILITY OF SUCH DAMAGE.
37 * This software was written for RadioMail Corporation by Ted Lemon
38 * under a contract with Vixie Enterprises. Further modifications have
39 * been made for the Internet Software Consortium under a contract
40 * with Vixie Laboratories.
43 #include <sys/cdefs.h>
44 __FBSDID("$FreeBSD$");
50 static void do_percentm(char *obuf, size_t size, char *ibuf);
52 static char mbuf[1024];
53 static char fbuf[1024];
55 int warnings_occurred;
58 * Log an error message, then exit.
65 do_percentm(fbuf, sizeof(fbuf), fmt);
68 vsnprintf(mbuf, sizeof(mbuf), fbuf, list);
72 syslog(log_priority | LOG_ERR, "%s", mbuf);
75 /* Also log it to stderr? */
77 write(2, mbuf, strlen(mbuf));
81 syslog(LOG_CRIT, "exiting.");
83 fprintf(stderr, "exiting.\n");
87 pidfile_remove(pidfile);
92 * Log a warning message...
95 warning(char *fmt, ...)
99 do_percentm(fbuf, sizeof(fbuf), fmt);
102 vsnprintf(mbuf, sizeof(mbuf), fbuf, list);
106 syslog(log_priority | LOG_ERR, "%s", mbuf);
110 write(2, mbuf, strlen(mbuf));
125 do_percentm(fbuf, sizeof(fbuf), fmt);
128 vsnprintf(mbuf, sizeof(mbuf), fbuf, list);
132 syslog(log_priority | LOG_INFO, "%s", mbuf);
136 write(2, mbuf, strlen(mbuf));
144 * Log a debug message...
147 debug(char *fmt, ...)
151 do_percentm(fbuf, sizeof(fbuf), fmt);
154 vsnprintf(mbuf, sizeof(mbuf), fbuf, list);
158 syslog(log_priority | LOG_DEBUG, "%s", mbuf);
162 write(2, mbuf, strlen(mbuf));
170 * Find %m in the input string and substitute an error message string.
173 do_percentm(char *obuf, size_t size, char *ibuf)
180 int saved_errno = errno;
183 * We wouldn't need this mess if printf handled %m, or if
184 * strerror() had been invented before syslog().
186 for (fmt_left = size; (ch = *s); ++s) {
187 if (ch == '%' && s[1] == 'm') {
189 prlen = snprintf(t, fmt_left, "%s",
190 strerror(saved_errno));
191 if (prlen >= fmt_left)
192 prlen = fmt_left - 1;
206 parse_warn(char *fmt, ...)
209 static char spaces[] =
213 do_percentm(mbuf, sizeof(mbuf), fmt);
214 snprintf(fbuf, sizeof(fbuf), "%s line %d: %s", tlname, lexline, mbuf);
216 vsnprintf(mbuf, sizeof(mbuf), fbuf, list);
220 syslog(log_priority | LOG_ERR, "%s", mbuf);
221 syslog(log_priority | LOG_ERR, "%s", token_line);
223 syslog(log_priority | LOG_ERR,
224 "%s^", &spaces[sizeof(spaces) - lexchar]);
228 write(2, mbuf, strlen(mbuf));
230 write(2, token_line, strlen(token_line));
232 write(2, spaces, lexchar - 1);
236 warnings_occurred = 1;