diff --git a/libs/ui/Android.mk b/libs/ui/Android.mk
index 61d8abd09..5948e042c 100644
--- a/libs/ui/Android.mk
+++ b/libs/ui/Android.mk
@@ -1,7 +1,46 @@
+# Copyright (C) 2010 The Android Open Source Project
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
 LOCAL_PATH:= $(call my-dir)
+
+# libui is partially built for the host (used by build time keymap validation tool)
+# These files are common to host and target builds.
+commonSources:= \
+	Input.cpp \
+	Keyboard.cpp \
+	KeyLayoutMap.cpp \
+	KeyCharacterMap.cpp \
+
+# For the host
+# =====================================================
+
+include $(CLEAR_VARS)
+
+LOCAL_SRC_FILES:= $(commonSources)
+
+LOCAL_MODULE:= libui
+
+include $(BUILD_HOST_STATIC_LIBRARY)
+
+
+# For the device
+# =====================================================
+
 include $(CLEAR_VARS)
 
 LOCAL_SRC_FILES:= \
+	$(commonSources) \
 	EGLUtils.cpp \
 	EventHub.cpp \
 	EventRecurrence.cpp \
@@ -10,10 +49,6 @@ LOCAL_SRC_FILES:= \
 	GraphicBufferAllocator.cpp \
 	GraphicBufferMapper.cpp \
 	GraphicLog.cpp \
-	Keyboard.cpp \
-	KeyLayoutMap.cpp \
-	KeyCharacterMap.cpp \
-	Input.cpp \
 	InputDispatcher.cpp \
 	InputManager.cpp \
 	InputReader.cpp \
diff --git a/libs/ui/KeyCharacterMap.cpp b/libs/ui/KeyCharacterMap.cpp
index 890cc3fe3..e689c4b0d 100644
--- a/libs/ui/KeyCharacterMap.cpp
+++ b/libs/ui/KeyCharacterMap.cpp
@@ -733,6 +733,7 @@ status_t KeyCharacterMap::Parser::parseModifier(const String8& token, int32_t* o
             }
 
             combinedMeta |= metaState;
+            start = cur + 1;
 
             if (ch == '\0') {
                 break;