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/*****************************************************************
* gmerlin - a general purpose multimedia framework and applications
*
* Copyright (c) 2001 - 2024 Members of the Gmerlin project
* http://github.com/bplaum
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
* *****************************************************************/
#ifndef _GNU_SOURCE
#define _GNU_SOURCE
#endif
#include <config.h>
#include <libintl.h>
#include <stdarg.h>
#include <stdio.h>
#include <pthread.h>
#include <syslog.h>
#ifdef HAVE_ISATTY
#include <unistd.h>
#endif
#include <gmerlin/log.h>
#include <gmerlin/utils.h>
// #define DUMP_LOG
static bg_msg_sink_t * log_queue = NULL;
static bg_msg_hub_t * log_hub = NULL;
static pthread_mutex_t log_mutex = PTHREAD_MUTEX_INITIALIZER;
static bg_msg_sink_t * stderr_sink = NULL;
static bg_msg_sink_t * syslog_sink = NULL;
void bg_log_add_dest(bg_msg_sink_t * q)
{
pthread_mutex_lock(&log_mutex);
if(!log_hub)
{
log_hub = bg_msg_hub_create(1);
log_queue = bg_msg_hub_get_sink(log_hub);
gavl_set_log_callback(bg_msg_sink_handle, log_queue);
}
bg_msg_hub_connect_sink(log_hub, q);
pthread_mutex_unlock(&log_mutex);
}
void bg_log_remove_dest(bg_msg_sink_t * q)
{
bg_msg_hub_disconnect_sink(log_hub, q);
}
/* Syslog stuff */
static struct
{
int gmerlin_level;
int syslog_level;
}
loglevels[] =
{
{ GAVL_LOG_ERROR, LOG_ERR },
{ GAVL_LOG_WARNING, LOG_WARNING },
{ GAVL_LOG_INFO, LOG_INFO },
{ GAVL_LOG_DEBUG, LOG_DEBUG },
};
static int log_syslog(void * data, gavl_msg_t * msg)
{
int i;
int syslog_level = LOG_INFO;
gavl_log_level_t level;
const char * domain = NULL;
const char * message = NULL;
if(!gavl_log_msg_get(msg, &level, &domain, &message))
return 1;
for(i = 0; i < sizeof(loglevels) / sizeof(loglevels[0]); i++)
{
if(loglevels[i].gmerlin_level == level)
{
syslog_level = loglevels[i].syslog_level;
break;
}
}
syslog(syslog_level, "%s: %s", domain, message);
return 1;
}
void bg_log_stderr_init()
{
stderr_sink = bg_msg_sink_create(gavl_log_stderr, NULL, 1);
bg_log_add_dest(stderr_sink);
}
static char * syslog_name = NULL;
void bg_log_syslog_init(const char * name)
{
/* Initialize Logging */
syslog_name = gavl_strrep(syslog_name, name);
openlog(syslog_name, LOG_PID, LOG_USER);
syslog_sink = bg_msg_sink_create(log_syslog, NULL, 1);
bg_log_add_dest(syslog_sink);
}
const char * bg_log_syslog_name()
{
return syslog_name;
}
void bg_log_cleanup()
{
if(syslog_name)
free(syslog_name);
if(log_hub)
bg_msg_hub_destroy(log_hub);
if(stderr_sink)
bg_msg_sink_destroy(stderr_sink);
if(syslog_sink)
{
bg_msg_sink_destroy(syslog_sink);
closelog();
}
}
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