void vlogMsg(int level, char* msg, va_list argp){
// Log the specified message, if its level is high enough
if (level >= logLevel){
// The level (importance) of this message is sufficiently high that we want to log it
FILE* logFile;
if (logToFile == TRUE){
char* logPath = malloc(MAX_PATH_LEN);
getLogPath(logPath);
logFile = fopen(logPath, "a+");
if (logFile == NULL){
// The specified log file can't be accessed
logToFile = FALSE;
logMsg(LOG_ERR, "Unable to log to the file %s, logging to stdout instead", logPath);
free(logPath);
logMsg(level, msg); // log the original message
return;
}
free(logPath);
} else {
if (level <= LOG_INFO){
logFile = stdout;
} else {
logFile = stderr;
}
}
if (logToFile == TRUE){
// Only write a timestamp if we are logging to a file (as opposed to stdout/err)
const time_t time = (time_t) getTime();
struct tm* cal = localtime(&time);
int y = 1900 + cal->tm_year;
int mo = 1 + cal->tm_mon;
int d = cal->tm_mday;
int h = cal->tm_hour;
int mi = cal->tm_min;
int s = cal->tm_sec;
fprintf(logFile, "%d-%02d-%02d %02d:%02d:%02d ", y, mo, d, h, mi, s);
if (appName != NULL){
fprintf(logFile, appName);
fprintf(logFile, " ");
}
}
// Write out the message, substituting the optargs for any tokens in the text
vfprintf(logFile, msg, argp);
fprintf(logFile, EOL);
fflush(logFile);
if (logToFile == TRUE){
fclose(logFile);
}
}
}
Logger()
{
// Create the 1st appender.
static plog::ColorConsoleAppender<plog::FuncMessageFormatter> consoleAppender;
plog::init(plog::debug, &consoleAppender);
plog::get()->setMaxSeverity(getLevel());
// Create the 2nd appender.
static plog::RollingFileAppender<plog::FuncMessageFormatter>
fileAppender(getLogPath().c_str(), getMaxFileSize(), getMaxFiles());
plog::get()->addAppender(&fileAppender);
// Create the 3nd appender.
static plog::OutputDebugStringAppender<plog::FuncMessageFormatter> OutputDebugStringAppender; // Create our custom appender.
plog::get()->addAppender(&OutputDebugStringAppender);
}
void show_error_log()
{
end_log();
#ifdef IS_WINDOWS
system( getLogPath() );
#else
FILE* f = open_log("r");
if(f != NULL) {
fprintf(stderr, "\nLog:\n");
int c;
while((c = getc(f)) != EOF) {
putc(c, stderr);
}
putc('\n', stderr);
fclose(f);
}
end_log();
#endif
exit( -1 );
}
FILE* open_log(const char * mode) {
end_log();
return fopen(getLogPath(), mode);
}
void Log::open()
{
file = fopen(getLogPath().c_str(), "w");
}
