1 files changed, 51 insertions, 0 deletions
diff --git a/src/libmatrix/log.h b/src/libmatrix/log.h
new file mode 100644
index 0000000..9054323
--- /dev/null
+++ b/src/libmatrix/log.h
@@ -0,0 +1,51 @@
+//
+// Copyright (c) 2010-2012 Linaro Limited
+//
+// All rights reserved. This program and the accompanying materials
+// are made available under the terms of the MIT License which accompanies
+// this distribution, and is available at
+// http://www.opensource.org/licenses/mit-license.php
+//
+// Contributors:
+//     Alexandros Frantzis <alexandros.frantzis@linaro.org>
+//     Jesse Barker <jesse.barker@linaro.org>
+//
+#ifndef LOG_H_
+#define LOG_H_
+
+#include <string>
+#include <iostream>
+
+class Log
+{
+public:
+    static void init(const std::string& appname, bool do_debug = false,
+                     std::ostream *extra_out = 0)
+    {
+        appname_ = appname;
+        do_debug_ = do_debug;
+        extra_out_ = extra_out;
+    }
+    // Emit an informational message
+    static void info(const char *fmt, ...);
+    // Emit a debugging message
+    static void debug(const char *fmt, ...);
+    // Emit an error message
+    static void error(const char *fmt, ...);
+    // Explicit flush of the log buffer
+    static void flush();
+    // A prefix constant that informs the logging infrastructure that the log
+    // message is a continuation of a previous log message to be put on the
+    // same line.
+    static const std::string continuation_prefix;
+private:
+    // A constant for identifying the log messages as originating from a
+    // particular application.
+    static std::string appname_;
+    // Indicates whether debug level messages should generate any output
+    static bool do_debug_;
+    // Extra stream to output log messages to
+    static std::ostream *extra_out_;
+};
+
+#endif /* LOG_H_ */