Added make min for minification though google's js closure compiler.

build/header.js

@@ -0,0 +1,7 @@
+//
+// LESS - Leaner CSS v@VERSION
+// http://lesscss.org
+// 
+// Copyright (c) 2010, Alexis Sellier
+// Licensed under the MIT license.
+//

makefile

@@ -10,18 +10,26 @@ test:
 benchmark:
 	node benchmark/less-benchmark.js
 
-SRC = lib/less
-
 #
 # Build less.js
 #
+SRC = lib/less
+BUILD = build/less.js
+BUILD_MIN = build/less.min.js
+HEADER = build/header.js
+VERSION = `cat VERSION`
+
 less:
 	@@mkdir -p build
 	@@cat ${SRC}/parser.js\
 	      ${SRC}/functions.js\
-	      ${SRC}/tree/*.js > build/less.js
-	@@echo build/less.js built.
+	      ${SRC}/tree/*.js > ${BUILD}
+	@@echo ${BUILD} built.
 
-min:
+min: less
+	@@echo Minifying...
+	@@cat ${HEADER} | sed s/@VERSION/${VERSION}/ > ${BUILD_MIN}
+	@@java -jar build/compiler.jar\
+		     --js ${BUILD} >> ${BUILD_MIN}
 
 .PHONY: test benchmark