Diff: MTS-Utils/MTSLog.h

Revision:

0:5f84bdd949b8

diff -r 000000000000 -r 5f84bdd949b8 MTS-Utils/MTSLog.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/MTS-Utils/MTSLog.h	Sun Jul 17 00:03:03 2016 +0000
@@ -0,0 +1,108 @@
+#ifndef MTSLOG_H
+#define MTSLOG_H
+
+#include <string>
+
+inline const char* className(const std::string& prettyFunction)
+{
+    size_t colons = prettyFunction.find_last_of("::");
+    if (colons == std::string::npos)
+        return "";
+    size_t begin = prettyFunction.substr(0,colons).rfind(" ") + 1;
+    size_t end = colons - begin;
+
+    return prettyFunction.substr(begin,end).c_str();
+}
+
+#define __CLASSNAME__ className(__PRETTY_FUNCTION__)
+
+
+#ifdef MTS_DEBUG
+#define logFatal(format, ...) \
+    mts::MTSLog::printMessage(mts::MTSLog::FATAL_LEVEL, "%s:%s:%d| [%s] " format "\r\n", __CLASSNAME__, __func__, __LINE__, mts::MTSLog::FATAL_LABEL, ##__VA_ARGS__)
+#define logError(format, ...) \
+    mts::MTSLog::printMessage(mts::MTSLog::ERROR_LEVEL, "%s:%s:%d| [%s] " format "\r\n", __CLASSNAME__, __func__, __LINE__, mts::MTSLog::ERROR_LABEL, ##__VA_ARGS__)
+#define logWarning(format, ...) \
+    mts::MTSLog::printMessage(mts::MTSLog::WARNING_LEVEL, "%s:%s:%d| [%s] " format "\r\n", __CLASSNAME__, __func__, __LINE__, mts::MTSLog::WARNING_LABEL, ##__VA_ARGS__)
+#define logInfo(format, ...) \
+    mts::MTSLog::printMessage(mts::MTSLog::INFO_LEVEL, "%s:%s:%d| [%s] " format "\r\n", __CLASSNAME__, __func__, __LINE__, mts::MTSLog::INFO_LABEL, ##__VA_ARGS__)
+#define logDebug(format, ...) \
+    mts::MTSLog::printMessage(mts::MTSLog::DEBUG_LEVEL, "%s:%s:%d| [%s] " format "\r\n", __CLASSNAME__, __func__, __LINE__, mts::MTSLog::DEBUG_LABEL, ##__VA_ARGS__)
+#define logTrace(format, ...) \
+    mts::MTSLog::printMessage(mts::MTSLog::TRACE_LEVEL, "%s:%s:%d| [%s] " format "\r\n", __CLASSNAME__, __func__, __LINE__, mts::MTSLog::TRACE_LABEL, ##__VA_ARGS__)
+#else
+#define logFatal(format, ...) \
+    mts::MTSLog::printMessage(mts::MTSLog::FATAL_LEVEL, "[%s] " format "\r\n", mts::MTSLog::FATAL_LABEL, ##__VA_ARGS__)
+#define logError(format, ...) \
+    mts::MTSLog::printMessage(mts::MTSLog::ERROR_LEVEL, "[%s] " format "\r\n", mts::MTSLog::ERROR_LABEL, ##__VA_ARGS__)
+#define logWarning(format, ...) \
+    mts::MTSLog::printMessage(mts::MTSLog::WARNING_LEVEL, "[%s] " format "\r\n", mts::MTSLog::WARNING_LABEL, ##__VA_ARGS__)
+#define logInfo(format, ...) \
+    mts::MTSLog::printMessage(mts::MTSLog::INFO_LEVEL, "[%s] " format "\r\n", mts::MTSLog::INFO_LABEL, ##__VA_ARGS__)
+#define logDebug(format, ...) \
+    mts::MTSLog::printMessage(mts::MTSLog::DEBUG_LEVEL, "[%s] " format "\r\n", mts::MTSLog::DEBUG_LABEL, ##__VA_ARGS__)
+#define logTrace(format, ...) \
+    mts::MTSLog::printMessage(mts::MTSLog::TRACE_LEVEL, "[%s] " format "\r\n", mts::MTSLog::TRACE_LABEL, ##__VA_ARGS__)
+#endif
+
+namespace mts {
+
+class MTSLog
+{
+public:
+
+    /** Enum of log levels.
+     */
+    enum logLevel {
+        NONE_LEVEL = 0,
+        FATAL_LEVEL = 1,
+        ERROR_LEVEL = 2,
+        WARNING_LEVEL = 3,
+        INFO_LEVEL = 4,
+        DEBUG_LEVEL = 5,
+        TRACE_LEVEL = 6
+    };
+
+    /** Print log message.
+     */
+    static void printMessage(int level, const char* format, ...);
+
+    /** Determine if the given level is currently printable.
+     */
+    static bool printable(int level);
+
+    /** Set log level
+     * Messages with lower priority than the current level will not be printed.
+     * If the level is set to NONE, no messages will print.
+     */
+    static void setLogLevel(int level);
+
+    /** Get the current log level.
+     */
+    static int getLogLevel();
+
+    /** Get string representation of the current log level.
+     */
+    static const char* getLogLevelString();
+
+    static const char* NONE_LABEL;
+    static const char* FATAL_LABEL;
+    static const char* ERROR_LABEL;
+    static const char* WARNING_LABEL;
+    static const char* INFO_LABEL;
+    static const char* DEBUG_LABEL;
+    static const char* TRACE_LABEL;
+
+private:
+
+    /** Constructor
+     */
+    MTSLog();
+
+    static int currentLevel;
+
+};
+
+}
+
+#endif