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/**
* Copyright (C) ARM Limited 2010-2015. All rights reserved.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#include "Logging.h"
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
// Global thread-safe logging
Logging logg;
Logging::Logging() : mDebug(true) {
pthread_mutex_init(&mLoggingMutex, NULL);
strcpy(mErrBuf, "Unknown Error");
}
Logging::~Logging() {
}
static void format(char *const buf, const size_t bufSize, const bool verbose, const char *const level, const char *const function, const char *const file, const int line, const char *const fmt, va_list args) {
int len;
if (verbose) {
len = snprintf(buf, bufSize, "%s: %s(%s:%i): ", level, function, file, line);
} else {
buf[0] = 0;
len = 0;
}
vsnprintf(buf + len, bufSize - 1 - len, fmt, args); // subtract 1 for \0
}
void Logging::_logError(const char *function, const char *file, int line, const char *fmt, ...) {
va_list args;
pthread_mutex_lock(&mLoggingMutex);
va_start(args, fmt);
format(mErrBuf, sizeof(mErrBuf), mDebug, "ERROR", function, file, line, fmt, args);
va_end(args);
pthread_mutex_unlock(&mLoggingMutex);
fprintf(stderr, "%s\n", mErrBuf);
}
void Logging::_logSetup(const char *function, const char *file, int line, const char *fmt, ...) {
char logBuf[4096]; // Arbitrarily large buffer to hold a string
va_list args;
va_start(args, fmt);
format(logBuf, sizeof(logBuf), mDebug, "SETUP", function, file, line, fmt, args);
va_end(args);
pthread_mutex_lock(&mLoggingMutex);
mSetup.append("%s|", logBuf);
pthread_mutex_unlock(&mLoggingMutex);
if (mDebug) {
fprintf(stderr, "%s\n", logBuf);
}
}
void Logging::_logMessage(const char *function, const char *file, int line, const char *fmt, ...) {
if (mDebug) {
char logBuf[4096]; // Arbitrarily large buffer to hold a string
va_list args;
va_start(args, fmt);
format(logBuf, sizeof(logBuf), mDebug, "INFO", function, file, line, fmt, args);
va_end(args);
fprintf(stderr, "%s\n", logBuf);
}
}
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