From acdc19d1b7b25d6ebd8457f423659f3d112a4a75 Mon Sep 17 00:00:00 2001
From: Taylor Gerring <taylor.gerring@gmail.com>
Date: Wed, 21 Jan 2015 10:16:15 -0600
Subject: [PATCH] Add rawLogSystem

---
 logger/logsystem.go | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/logger/logsystem.go b/logger/logsystem.go
index f154773ae6..3601e926c3 100644
--- a/logger/logsystem.go
+++ b/logger/logsystem.go
@@ -29,3 +29,27 @@ func (t *stdLogSystem) SetLogLevel(i LogLevel) {
 func (t *stdLogSystem) GetLogLevel() LogLevel {
 	return LogLevel(atomic.LoadUint32(&t.level))
 }
+
+// NewRawLogSystem creates a LogSystem that prints to the given writer without
+// adding extra information. Suitable for preformatted output
+func NewRawLogSystem(writer io.Writer, flags int, level LogLevel) LogSystem {
+	logger := log.New(writer, "", 0)
+	return &rawLogSystem{logger, uint32(level)}
+}
+
+type rawLogSystem struct {
+	logger *log.Logger
+	level  uint32
+}
+
+func (t *rawLogSystem) LogPrint(level LogLevel, msg string) {
+	t.logger.Print(msg)
+}
+
+func (t *rawLogSystem) SetLogLevel(i LogLevel) {
+	atomic.StoreUint32(&t.level, uint32(i))
+}
+
+func (t *rawLogSystem) GetLogLevel() LogLevel {
+	return LogLevel(atomic.LoadUint32(&t.level))
+}