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      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 
     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 
     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 
     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 
     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 
     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 
     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 
     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 
     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