Correction the use of SMALLER_FONT_FOOTPRINT

SMALLER_FONT_FOOTPRINT is a BoardConfig variable that's only available
in Android.mks but not product config makefiles.

Change-Id: I1784b6e8c744ffcca1538e76d338f5800f150e72

Author: Ying Wang

CleanSpec.mk

@@ -113,6 +113,7 @@ $(call add-clean-step, rm -rf $(OUT_DIR)/target/common/obj/JAVA_LIBRARIES/framew
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/media/audio/)
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/fonts/Lohit_Hindi.ttf)
 $(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/media/audio/)
+$(call add-clean-step, rm -rf $(PRODUCT_OUT)/system/fonts/DroidSans*)
 # ************************************************
 # NEWER CLEAN STEPS MUST BE AT THE END OF THE LIST
 # ************************************************

data/fonts/Android.mk

@@ -0,0 +1,61 @@
+# Copyright (C) 2011 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.
+
+# We have to use BUILD_PREBUILT instead of PRODUCT_COPY_FIES,
+# because SMALLER_FONT_FOOTPRINT is only available in Android.mks.
+
+LOCAL_PATH := $(call my-dir)
+
+ifeq ($(SMALLER_FONT_FOOTPRINT),true)
+droidsans_fallback_src := DroidSansFallback.ttf
+extra_droidsans_fonts :=
+else
+droidsans_fallback_src := DroidSansFallbackFull.ttf
+extra_droidsans_fonts := DroidSans.ttf DroidSans-Bold.ttf DroidSansEthiopic-Regular.ttf
+endif
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := DroidSansFallback.ttf
+LOCAL_SRC_FILES := $(droidsans_fallback_src)
+LOCAL_MODULE_CLASS := ETC
+LOCAL_MODULE_TAGS := optional
+LOCAL_MODULE_PATH := $(TARGET_OUT)/fonts
+LOCAL_REQUIRED_MODULES := $(extra_droidsans_fonts)
+droidsans_fallback_src :=
+extra_droidsans_fonts :=
+include $(BUILD_PREBUILT)
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := DroidSans.ttf
+LOCAL_SRC_FILES := $(LOCAL_MODULE)
+LOCAL_MODULE_CLASS := ETC
+LOCAL_MODULE_TAGS := optional
+LOCAL_MODULE_PATH := $(TARGET_OUT)/fonts
+include $(BUILD_PREBUILT)
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := DroidSans-Bold.ttf
+LOCAL_SRC_FILES := $(LOCAL_MODULE)
+LOCAL_MODULE_CLASS := ETC
+LOCAL_MODULE_TAGS := optional
+LOCAL_MODULE_PATH := $(TARGET_OUT)/fonts
+include $(BUILD_PREBUILT)
+
+include $(CLEAR_VARS)
+LOCAL_MODULE := DroidSansEthiopic-Regular.ttf
+LOCAL_SRC_FILES := $(LOCAL_MODULE)
+LOCAL_MODULE_CLASS := ETC
+LOCAL_MODULE_TAGS := optional
+LOCAL_MODULE_PATH := $(TARGET_OUT)/fonts
+include $(BUILD_PREBUILT)

data/fonts/fonts.mk

@@ -39,16 +39,7 @@ PRODUCT_COPY_FILES := \
     frameworks/base/data/fonts/system_fonts.xml:system/etc/system_fonts.xml \
     frameworks/base/data/fonts/fallback_fonts.xml:system/etc/fallback_fonts.xml
 
-# Next, include additional fonts, depending on how much space we have
-ifeq ($(SMALLER_FONT_FOOTPRINT),true)
-# Smaller fonts alternatives
-PRODUCT_COPY_FILES += \
-    frameworks/base/data/fonts/DroidSansFallback.ttf:system/fonts/DroidSansFallback.ttf
-else
-# Full font set alternatives
-PRODUCT_COPY_FILES += \
-    frameworks/base/data/fonts/DroidSansFallbackFull.ttf:system/fonts/DroidSansFallback.ttf \
-    frameworks/base/data/fonts/DroidSans.ttf:system/fonts/DroidSans.ttf \
-    frameworks/base/data/fonts/DroidSans-Bold.ttf:system/fonts/DroidSans-Bold.ttf \
-    frameworks/base/data/fonts/DroidSansEthiopic-Regular.ttf:system/fonts/DroidSansEthiopic-Regular.ttf
-endif
+# Next, include additional fonts, depending on how much space we have.
+# Details see module definitions in Android.mk.
+PRODUCT_PACKAGES := \
+    DroidSansFallback.ttf