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1 | /* |
2 | * Dolda Connect - Modular multiuser Direct Connect-style client |
3 | * Copyright (C) 2004 Fredrik Tolf (fredrik@dolda2000.com) |
4 | * |
5 | * This program is free software; you can redistribute it and/or modify |
6 | * it under the terms of the GNU General Public License as published by |
7 | * the Free Software Foundation; either version 2 of the License, or |
8 | * (at your option) any later version. |
9 | * |
10 | * This program is distributed in the hope that it will be useful, |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
13 | * GNU General Public License for more details. |
14 | * |
15 | * You should have received a copy of the GNU General Public License |
16 | * along with this program; if not, write to the Free Software |
17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
18 | */ |
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19 | #include <stdlib.h> |
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20 | #include <syslog.h> |
21 | #include <stdio.h> |
22 | #include <stdarg.h> |
23 | #include <sys/uio.h> |
24 | #include <string.h> |
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25 | |
26 | #ifdef HAVE_CONFIG_H |
27 | #include <config.h> |
28 | #endif |
29 | #include "utils.h" |
30 | |
31 | int logtostderr, logtosyslog; |
32 | int syslogfac = LOG_DAEMON; |
33 | static int inited = 0; |
34 | |
35 | void flog(int priority, char *format, ...) |
36 | { |
37 | va_list args; |
38 | char *b; |
39 | struct iovec iov[2]; |
40 | |
41 | va_start(args, format); |
42 | if((b = vsprintf2(format, args)) == NULL) |
43 | { |
44 | if(logtostderr) |
45 | fputs("No memory available for logging\n", stderr); |
46 | if(logtosyslog) |
47 | syslog(LOG_CRIT, "No memory available for logging"); |
48 | } |
49 | va_end(args); |
50 | if(logtostderr) |
51 | { |
52 | iov[0].iov_base = b; |
53 | iov[0].iov_len = strlen(b); |
54 | iov[1].iov_base = "\n"; |
55 | iov[1].iov_len = 1; |
56 | writev(2, iov, 2); |
57 | } |
58 | if(logtosyslog) |
59 | syslog(priority, "%s", b); |
60 | free(b); |
61 | } |
62 | |
63 | void initlog(void) |
64 | { |
65 | if(inited) |
66 | { |
67 | closelog(); |
68 | openlog("doldacond", LOG_PID, syslogfac); |
69 | } else { |
70 | openlog("doldacond", LOG_PID, syslogfac); |
71 | logtostderr = 1; |
72 | logtosyslog = 0; |
73 | inited = 1; |
74 | } |
75 | } |