diff options
Diffstat (limited to 'log.c')
| -rw-r--r-- | log.c | 177 |
1 files changed, 177 insertions, 0 deletions
@@ -0,0 +1,177 @@ + /********************************************************************\ + * 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., 59 Temple Place, + Suite 330, Boston, MA 02111-1307 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) { + /* I know it's ugly, but it works and I didn't feel like messing with pointer to function pointers */ + + if(level == LOGLVL_INFO) { + if(output == LOGOUTPUT_NULL) + logoutput.informational = &log_null; + else if(output == LOGOUTPUT_IRC) + logoutput.informational = &log_irc; + else if(output == LOGOUTPUT_SYSLOG) + logoutput.informational = &log_syslog; + else if(output == LOGOUTPUT_CONSOLE) + logoutput.informational = &log_console; + } + else if(level == LOGLVL_WARNING) { + if(output == LOGOUTPUT_NULL) + logoutput.warning = &log_null; + else if(output == LOGOUTPUT_IRC) + logoutput.warning = &log_irc; + else if(output == LOGOUTPUT_SYSLOG) + logoutput.warning = &log_syslog; + else if(output == LOGOUTPUT_CONSOLE) + logoutput.warning = &log_console; + } + else if(level == LOGLVL_ERROR) { + if(output == LOGOUTPUT_NULL) + logoutput.error = &log_null; + else if(output == LOGOUTPUT_IRC) + logoutput.error = &log_irc; + else if(output == LOGOUTPUT_SYSLOG) + logoutput.error = &log_syslog; + else if(output == LOGOUTPUT_CONSOLE) + logoutput.error = &log_console; + } +#ifdef DEBUG + else if(level == LOGLVL_DEBUG) { + if(output == LOGOUTPUT_NULL) + logoutput.debug = &log_null; + else if(output == LOGOUTPUT_IRC) + logoutput.debug = &log_irc; + else if(output == LOGOUTPUT_SYSLOG) + logoutput.debug = &log_syslog; + else if(output == LOGOUTPUT_CONSOLE) + logoutput.debug = &log_console; + } +#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; +} |