From c9f8d70ee5465c72460bb45a335375a4708539a8 Mon Sep 17 00:00:00 2001
From: Mark Harrah <dmharrah@gmail.com>
Date: Mon, 21 Mar 2011 20:26:04 -0400
Subject: [PATCH] command logging through Streams, 'last' without a key to
 redisplay it

---
 util/control/ExitHook.scala  |  8 +++++---
 util/log/ConsoleLogger.scala | 14 ++++++++++----
 2 files changed, 15 insertions(+), 7 deletions(-)

diff --git a/util/control/ExitHook.scala b/util/control/ExitHook.scala
index 1e491b095..de85bff42 100644
--- a/util/control/ExitHook.scala
+++ b/util/control/ExitHook.scala
@@ -4,13 +4,15 @@
 package sbt
 
 /** Defines a function to call as sbt exits.*/
-trait ExitHook extends NotNull
+trait ExitHook
 {
-	/** Provides a name for this hook to be used to provide feedback to the user. */
-	def name: String
 	/** Subclasses should implement this method, which is called when this hook is executed. */
 	def runBeforeExiting(): Unit
 }
+object ExitHook
+{
+	def apply(f: => Unit): ExitHook = new ExitHook { def runBeforeExiting() = f }
+}
 
 object ExitHooks
 {
diff --git a/util/log/ConsoleLogger.scala b/util/log/ConsoleLogger.scala
index 4005a0889..f7229573e 100644
--- a/util/log/ConsoleLogger.scala
+++ b/util/log/ConsoleLogger.scala
@@ -1,9 +1,9 @@
 /* sbt -- Simple Build Tool
- * Copyright 2008, 2009, 2010 Mark Harrah
+ * Copyright 2008, 2009, 2010, 2011 Mark Harrah
  */
 package sbt
 
-	import java.io.{PrintStream, PrintWriter}
+	import java.io.{BufferedWriter, PrintStream, PrintWriter}
 
 object ConsoleLogger
 {
@@ -17,8 +17,14 @@ object ConsoleLogger
 	def printWriterOut(out: PrintWriter): ConsoleOut = new ConsoleOut {
 		val lockObject = out
 		def print(s: String) = out.print(s)
-		def println(s: String) = out.println(s)
-		def println() = out.println()
+		def println(s: String) = { out.println(s); out.flush() }
+		def println() = { out.println(); out.flush() }
+	}
+	def bufferedWriterOut(out: BufferedWriter): ConsoleOut = new ConsoleOut {
+		val lockObject = out
+		def print(s: String) = out.write(s)
+		def println(s: String) = { out.write(s); println() }
+		def println() = { out.newLine(); out.flush() }
 	}
 
 	val formatEnabled =