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/********************************************************************\
* BitlBee -- An IRC to other IM-networks gateway *
* *
* Copyright 2002-2005 Wilmer van der Gaast and others *
\********************************************************************/
/* Logging services for the bee */
/*
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 with
the Debian GNU/Linux distribution in /usr/share/common-licenses/GPL;
if not, write to the Free Software Foundation, Inc., 51 Franklin St.,
Fifth Floor, Boston, MA 02110-1301 USA
*/
#define BITLBEE_CORE
#include "bitlbee.h"
#include <syslog.h>
static log_t logoutput;
static void log_null(int level, const char *logmessage);
static void log_irc(int level, const char *logmessage);
static void log_syslog(int level, const char *logmessage);
static void log_console(int level, const char *logmessage);
void log_init(void)
{
openlog("bitlbee", LOG_PID, LOG_DAEMON);
logoutput.informational = &log_null;
logoutput.warning = &log_null;
logoutput.error = &log_null;
#ifdef DEBUG
logoutput.debug = &log_null;
#endif
return;
}
void log_link(int level, int output)
{
void (*output_function)(int level, const char *logmessage) = &log_null;
if (output == LOGOUTPUT_NULL) {
output_function = &log_null;
} else if (output == LOGOUTPUT_IRC) {
output_function = &log_irc;
} else if (output == LOGOUTPUT_SYSLOG) {
output_function = &log_syslog;
} else if (output == LOGOUTPUT_CONSOLE) {
output_function = &log_console;
}
if (level == LOGLVL_INFO) {
logoutput.informational = output_function;
} else if (level == LOGLVL_WARNING) {
logoutput.warning = output_function;
} else if (level == LOGLVL_ERROR) {
logoutput.error = output_function;
}
#ifdef DEBUG
else if (level == LOGLVL_DEBUG) {
logoutput.debug = output_function;
}
#endif
return;
}
void log_message(int level, const char *message, ...)
{
va_list ap;
char *msgstring;
va_start(ap, message);
msgstring = g_strdup_vprintf(message, ap);
va_end(ap);
if (level == LOGLVL_INFO) {
(*(logoutput.informational))(level, msgstring);
}
if (level == LOGLVL_WARNING) {
(*(logoutput.warning))(level, msgstring);
}
if (level == LOGLVL_ERROR) {
(*(logoutput.error))(level, msgstring);
}
#ifdef DEBUG
if (level == LOGLVL_DEBUG) {
(*(logoutput.debug))(level, msgstring);
}
#endif
g_free(msgstring);
return;
}
void log_error(const char *functionname)
{
log_message(LOGLVL_ERROR, "%s: %s", functionname, strerror(errno));
return;
}
static void log_null(int level, const char *message)
{
return;
}
static void log_irc(int level, const char *message)
{
if (level == LOGLVL_ERROR) {
irc_write_all(1, "ERROR :Error: %s", message);
}
if (level == LOGLVL_WARNING) {
irc_write_all(0, "ERROR :Warning: %s", message);
}
if (level == LOGLVL_INFO) {
irc_write_all(0, "ERROR :Informational: %s", message);
}
#ifdef DEBUG
if (level == LOGLVL_DEBUG) {
irc_write_all(0, "ERROR :Debug: %s", message);
}
#endif
return;
}
static void log_syslog(int level, const char *message)
{
if (level == LOGLVL_ERROR) {
syslog(LOG_ERR, "%s", message);
}
if (level == LOGLVL_WARNING) {
syslog(LOG_WARNING, "%s", message);
}
if (level == LOGLVL_INFO) {
syslog(LOG_INFO, "%s", message);
}
#ifdef DEBUG
if (level == LOGLVL_DEBUG) {
syslog(LOG_DEBUG, "%s", message);
}
#endif
return;
}
static void log_console(int level, const char *message)
{
if (level == LOGLVL_ERROR) {
fprintf(stderr, "Error: %s\n", message);
}
if (level == LOGLVL_WARNING) {
fprintf(stderr, "Warning: %s\n", message);
}
if (level == LOGLVL_INFO) {
fprintf(stdout, "Informational: %s\n", message);
}
#ifdef DEBUG
if (level == LOGLVL_DEBUG) {
fprintf(stdout, "Debug: %s\n", message);
}
#endif
/* Always log stuff in syslogs too. */
log_syslog(level, message);
return;
}
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