From: Andrew Gerrand <adg@golang.org>
Date: Mon, 19 Jan 2015 03:54:53 +0000 (+1100)
Subject: log: add SetOutput method on Logger
X-Git-Tag: go1.5beta1~2196
X-Git-Url: http://www.git.cypherpunks.su/?a=commitdiff_plain;h=56ba3fb765bbdc0d32b8e3a75e8fcdd23507d447;p=gostls13.git

log: add SetOutput method on Logger

Fixes #9629

Change-Id: I66091003b97742ca6d857fe51d609833ab727216
Reviewed-on: https://go-review.googlesource.com/3023
Reviewed-by: Rob Pike <r@golang.org>
---

diff --git a/src/log/log.go b/src/log/log.go
index 0ef05d8f94..17646a12fa 100644
--- a/src/log/log.go
+++ b/src/log/log.go
@@ -60,6 +60,13 @@ func New(out io.Writer, prefix string, flag int) *Logger {
 	return &Logger{out: out, prefix: prefix, flag: flag}
 }
 
+// SetOutput sets the output destination for the logger.
+func (l *Logger) SetOutput(w io.Writer) {
+	l.mu.Lock()
+	defer l.mu.Unlock()
+	l.out = w
+}
+
 var std = New(os.Stderr, "", LstdFlags)
 
 // Cheap integer to fixed-width decimal ASCII.  Give a negative width to avoid zero-padding.