1 /***
2   This file is part of avahi.
3 
4   avahi is free software; you can redistribute it and/or modify it
5   under the terms of the GNU Lesser General Public License as
6   published by the Free Software Foundation; either version 2.1 of the
7   License, or (at your option) any later version.
8 
9   avahi is distributed in the hope that it will be useful, but WITHOUT
10   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
11   or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
12   Public License for more details.
13 
14   You should have received a copy of the GNU Lesser General Public
15   License along with avahi; if not, write to the Free Software
16   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
17   USA.
18 ***/
19 
20 #ifdef HAVE_CONFIG_H
21 #include <config.h>
22 #endif
23 
24 #include <stdio.h>
25 #include <stdarg.h>
26 
27 #include "log.h"
28 
29 static AvahiLogFunction log_function = NULL;
30 
avahi_set_log_function(AvahiLogFunction function)31 void avahi_set_log_function(AvahiLogFunction function) {
32     log_function = function;
33 }
34 
35 #ifdef __BIONIC__
36 #include <android/log.h>
37 #define LOG_TAG "avahi"
38 #define  LOGW(...)  __android_log_print(ANDROID_LOG_WARN,LOG_TAG,__VA_ARGS__)
39 #endif
40 
avahi_log_ap(AvahiLogLevel level,const char * format,va_list ap)41 void avahi_log_ap(AvahiLogLevel level, const char*format, va_list ap) {
42     char txt[256];
43 
44     vsnprintf(txt, sizeof(txt), format, ap);
45 
46     if (log_function)
47         log_function(level, txt);
48     else
49 #ifdef __BIONIC__
50         LOGW("%s", txt);
51 #else
52         fprintf(stderr, "%s\n", txt);
53 #endif
54 }
55 
avahi_log(AvahiLogLevel level,const char * format,...)56 void avahi_log(AvahiLogLevel level, const char*format, ...) {
57     va_list ap;
58     va_start(ap, format);
59     avahi_log_ap(level, format, ap);
60     va_end(ap);
61 }
62 
avahi_log_error(const char * format,...)63 void avahi_log_error(const char*format, ...) {
64     va_list ap;
65     va_start(ap, format);
66     avahi_log_ap(AVAHI_LOG_ERROR, format, ap);
67     va_end(ap);
68 }
69 
avahi_log_warn(const char * format,...)70 void avahi_log_warn(const char*format, ...) {
71     va_list ap;
72     va_start(ap, format);
73     avahi_log_ap(AVAHI_LOG_WARN, format, ap);
74     va_end(ap);
75 }
76 
avahi_log_notice(const char * format,...)77 void avahi_log_notice(const char*format, ...) {
78     va_list ap;
79     va_start(ap, format);
80     avahi_log_ap(AVAHI_LOG_NOTICE, format, ap);
81     va_end(ap);
82 }
83 
avahi_log_info(const char * format,...)84 void avahi_log_info(const char*format, ...) {
85     va_list ap;
86     va_start(ap, format);
87     avahi_log_ap(AVAHI_LOG_INFO, format, ap);
88     va_end(ap);
89 }
90 
avahi_log_debug(const char * format,...)91 void avahi_log_debug(const char*format, ...) {
92     va_list ap;
93     va_start(ap, format);
94     avahi_log_ap(AVAHI_LOG_DEBUG, format, ap);
95     va_end(ap);
96 }
97