Revision 1:92c0b062d84d, committed 2014-05-19

Comitter:

Mike Fiore

Date:

Mon May 19 08:22:30 2014 -0500

Parent:

0:db0490588bc7

Child:

2:7779ede60c3d

Commit message:

MTSLog: implement MTSLog

Changed in this revision

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/MTSLog.cpp	Mon May 19 08:22:30 2014 -0500
@@ -0,0 +1,57 @@
+#include "mbed.h"
+#include <stdarg.h>
+#include "MTSLog.h"
+
+using namespace mts;
+
+int MTSLog::currentLevel = MTSLog::WARNING_LEVEL;
+
+const char* MTSLog::NONE_LABEL = "NONE";
+const char* MTSLog::FATAL_LABEL = "FATAL";
+const char* MTSLog::ERROR_LABEL = "ERROR";
+const char* MTSLog::WARNING_LABEL = "WARNING";
+const char* MTSLog::INFO_LABEL = "INFO";
+const char* MTSLog::DEBUG_LABEL = "DEBUG";
+const char* MTSLog::TRACE_LABEL = "TRACE";
+
+void MTSLog::printMessage(MTSLog::logLevel level, const char* format, ...) {
+    if (printable(level)) {
+        va_list argptr;
+        va_start(argptr, format);
+        vprintf(format, argptr);
+        va_end(argptr);
+    }
+}
+
+bool MTSLog::printable(MTSLog::logLevel level) {
+    return level <= currentLevel;
+}
+
+void MTSLog::setLogLevel(MTSLog::logLevel level) {
+    currentLevel = level;
+}
+
+int MTSLog::getLogLevel() {
+    return currentLevel;
+}
+
+const char* MTSLog::getLogLevelString() {
+    switch (currentLevel) {
+        case NONE_LEVEL:
+            return NONE_LABEL;
+        case FATAL_LEVEL:
+            return FATAL_LABEL;
+        case ERROR_LEVEL:
+            return ERROR_LABEL;
+        case WARNING_LEVEL:
+            return WARNING_LABEL;
+        case INFO_LEVEL:
+            return INFO_LABEL;
+        case DEBUG_LEVEL:
+            return DEBUG_LABEL;
+        case TRACE_LEVEL:
+            return TRACE_LABEL;
+        default:
+            return "unknown";
+    }
+}

--- a/MTSLog.h	Thu May 15 21:54:52 2014 +0000
+++ b/MTSLog.h	Mon May 19 08:22:30 2014 -0500
@@ -1,4 +1,94 @@
 #ifndef MTSLOG_H
 #define MTSLOG_H
 
-#endif
\ No newline at end of file
+#include "mbed.h"
+
+#ifdef MTS_DEBUG
+#define logFatal(format, ...) \
+    MTSLog::printMessage(MTSLog::FATAL_LEVEL, "%s:%s:%s| [%s] " format "\r\n", __FILE__, __func__, __LINE__, MTSLog::FATAL_LABEL, ##__VA_ARGS__)
+#define logError(format, ...) \
+    MTSLog::printMessage(MTSLog::ERROR_LEVEL, "%s:%s:%s| [%s] " format "\r\n", __FILE__, __func__, __LINE__, MTSLog::ERROR_LABEL, ##__VA_ARGS__)
+#define logWarning(format, ...) \
+    MTSLog::printMessage(MTSLog::WARNING_LEVEL, "%s:%s:%s| [%s] " format "\r\n", __FILE__, __func__, __LINE__, MTSLog::WARNING_LABEL, ##__VA_ARGS__)
+#define logInfo(format, ...) \
+    MTSLog::printMessage(MTSLog::INFO_LEVEL, "%s:%s:%s| [%s] " format "\r\n", __FILE__, __func__, __LINE__, MTSLog::INFO_LABEL, ##__VA_ARGS__)
+#define logDebug(format, ...) \
+    MTSLog::printMessage(MTSLog::DEBUG_LEVEL, "%s:%s:%s| [%s] " format "\r\n", __FILE__, __func__, __LINE__, MTSLog::DEBUG_LABEL, ##__VA_ARGS__)
+#define logTrace(format, ...) \
+    MTSLog::printMessage(MTSLog::TRACE_LEVEL, "%s:%s:%s| [%s] " format "\r\n", __FILE__, __func__, __LINE__, MTSLog::TRACE_LABEL, ##__VA_ARGS__)
+#else
+#define logFatal(format, ...) \
+    MTSLog::printMessage(MTSLog::FATAL_LEVEL, "[%s] " format "\r\n", MTSLog::FATAL_LABEL, ##__VA_ARGS__)
+#define logError(format, ...) \
+    MTSLog::printMessage(MTSLog::ERROR_LEVEL, "[%s] " format "\r\n", MTSLog::ERROR_LABEL, ##__VA_ARGS__)
+#define logWarning(format, ...) \
+    MTSLog::printMessage(MTSLog::WARNING_LEVEL, "[%s] " format "\r\n", MTSLog::WARNING_LABEL, ##__VA_ARGS__)
+#define logInfo(format, ...) \
+    MTSLog::printMessage(MTSLog::INFO_LEVEL, "[%s] " format "\r\n", MTSLog::INFO_LABEL, ##__VA_ARGS__)
+#define logDebug(format, ...) \
+    MTSLog::printMessage(MTSLog::DEBUG_LEVEL, "[%s] " format "\r\n", MTSLog::DEBUG_LABEL, ##__VA_ARGS__)
+#define logTrace(format, ...) \
+    MTSLog::printMessage(MTSLog::TRACE_LEVEL, "[%s] " format "\r\n", 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(MTSLog::logLevel level, const char* format, ...);
+
+    /** Determine if the given level is currently printable.
+     */
+    static bool printable(MTSLog::logLevel 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(MTSLog::logLevel 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