static void
vlog_msg(struct Logger *logger, int priority, const char *format, va_list args) {
char buffer[1024];
if (logger == NULL) {
init_default_logger();
vlog_msg(default_logger, priority, format, args);
return;
}
if (priority > logger->priority)
return;
if (logger->fd) {
/* file logger */
time_t t = time(NULL);
struct tm *tmp = localtime(&t);
size_t len = strftime(buffer, sizeof(buffer), "%F %T ", tmp);
vsnprintf(buffer + len, sizeof(buffer) - len, format, args);
fprintf(logger->fd, "%s\n", buffer);
} else {
openlog(logger->ident, LOG_PID, logger->facility);
vsyslog(priority, format, args);
closelog();
}
}
int log_error(const char *function, const char *file, const int line, const char *format,...) {
char nformat[1024];
va_list args;
sprintf(nformat,"Error occurred in %s(), at %s:%d\n",function,file,line);
strmcat(nformat,format,1023-(strlen(nformat)+strlen(format)));
va_start(args,format);
return vlog_msg(LogError,nformat,args);
}
void
debug(const char *format, ...) {
va_list args;
va_start(args, format);
vlog_msg(default_logger, LOG_DEBUG, format, args);
va_end(args);
}
void
notice(const char *format, ...) {
va_list args;
va_start(args, format);
vlog_msg(default_logger, LOG_NOTICE, format, args);
va_end(args);
}
void
info(const char *format, ...) {
va_list args;
va_start(args, format);
vlog_msg(default_logger, LOG_INFO, format, args);
va_end(args);
}
void
warn(const char *format, ...) {
va_list args;
va_start(args, format);
vlog_msg(default_logger, LOG_WARNING, format, args);
va_end(args);
}
void
err(const char *format, ...) {
va_list args;
va_start(args, format);
vlog_msg(default_logger, LOG_ERR, format, args);
va_end(args);
}
void
log_msg(struct Logger *logger, int priority, const char *format, ...) {
va_list args;
va_start(args, format);
vlog_msg(logger, priority, format, args);
va_end(args);
}
void log_dbg(const char *format, ...)
{
va_list args;
va_start(args, format);
vlog_msg(format, args);
va_end(args);
}
void
fatal(const char *format, ...) {
va_list args;
va_start(args, format);
vlog_msg(default_logger, LOG_CRIT, format, args);
va_end(args);
exit(EXIT_FAILURE);
}
int info(char *format,...) {
va_list args;
va_start(args,format);
return vlog_msg(LogInfo,format,args);
}
int warn(char *format,...) {
va_list args;
va_start(args,format);
return vlog_msg(LogWarning,format,args);
}
int log_msg(LogLevel l,char *format,...) {
va_list args;
va_start(args,format);
return vlog_msg(l,format,args);
}
