Android 5.0 MTK平台下Contacts的Android.mk文件分析

#把该Makefile所在的目录设定为当前目录
LOCAL_PATH:= $(call my-dir)

#清除编译规则模板使用的变量的值。在./build/core/clear_vars.mk中定义
include $(CLEAR_VARS)

#指定该模块的编译版本为optional
#user: 指该模块只在user版本下才编译
#eng: 指该模块只在eng版本下才编译
#tests: 指该模块只在tests版本下才编译
#optional:指该模块在所有版本下都编译
LOCAL_MODULE_TAGS := optional

contacts_common_dir := ../ContactsCommon
phone_common_dir := ../PhoneCommon
contacts_ext_dir := ../ContactsCommon/ext

src_dirs := src $(contacts_common_dir)/src $(phone_common_dir)/src $(contacts_ext_dir)/src
res_dirs := res $(contacts_common_dir)/res $(contacts_common_dir)/res_ext $(phone_common_dir)/res

#指定要编译的源代码
LOCAL_SRC_FILES := $(call all-java-files-under, $(src_dirs))
LOCAL_RESOURCE_DIR := $(addprefix $(LOCAL_PATH)/, $(res_dirs)) \
frameworks/support/v7/cardview/res
LOCAL_RESOURCE_DIR += $(LOCAL_PATH)/res_ext

#告诉应用编译的资源可以被其他应用程序使用
LOCAL_AAPT_FLAGS := \
--auto-add-overlay \
--extra-packages com.android.contacts.common \
--extra-packages com.android.phone.common \
--extra-packages android.support.v7.cardview

#指定依赖的共享java类库
LOCAL_JAVA_LIBRARIES := telephony-common voip-common
LOCAL_JAVA_LIBRARIES += mediatek-framework
LOCAL_JAVA_LIBRARIES += mediatek-common

#指定依赖的静态java类库
LOCAL_STATIC_JAVA_LIBRARIES := \
com.android.vcard \
android-common \
guava \
android-support-v13 \
android-support-v7-cardview \
android-support-v7-palette \
android-support-v4 \
libphonenumber \
libgeocoding

#指定包的名称
LOCAL_PACKAGE_NAME := Contacts

#给apk签名
LOCAL_CERTIFICATE := shared

#声明app需要放在/system/priv-app下
LOCAL_PRIVILEGED_MODULE := true

#指定不需要混淆的native方法与变量的proguard.flags文件
LOCAL_PROGUARD_FLAG_FILES := proguard.flags

#include $(BUILD_PACKAGE)则是编译出一个apk
#include $(BUILD_STATIC_JAVA_LIBRARY)则是编译出jar包。
include $(BUILD_PACKAGE)

# Use the folloing include to make our test apk.
include $(call all-makefiles-under,$(LOCAL_PATH))