Android 中的 mk 和 bp 文件编译示例详解

LOCAL_PATH := $(call my-dir)
include $(CLEAR_VARS)
# 模块基本信息
LOCAL_MODULE := mylibrary
LOCAL_MODULE_TAGS := optional
# 源文件
LOCAL_SRC_FILES := \
    file1.cpp \
    file2.cpp
# 头文件路径
LOCAL_C_INCLUDES := \
    $(LOCAL_PATH)/include
# 依赖的共享库
LOCAL_SHARED_LIBRARIES := \
    liblog \
    libutils
# 编译标志
LOCAL_CFLAGS += -DDEBUG
# 构建为共享库
include $(BUILD_SHARED_LIBRARY)
# 或者构建为静态库
# include $(BUILD_STATIC_LIBRARY)
# 或者构建为可执行文件
# include $(BUILD_EXECUTABLE)

// 构建共享库
cc_library_shared {
    name: "mylibrary",
    // 源文件
    srcs: [
        "file1.cpp",
        "file2.cpp",
    ],
    // 头文件路径
    include_dirs: [
        "include",
    ],
    // 共享库依赖
    shared_libs: [
        "liblog",
        "libutils",
    ],
    // 编译标志
    cflags: [
        "-DDEBUG",
    ],
    // 版本控制
    vendor: true,
    proprietary: true,
}
// 构建可执行文件
cc_binary {
    name: "myexecutable",
    srcs: ["main.cpp"],
    shared_libs: ["mylibrary"],
}
// 构建静态库
cc_library_static {
    name: "mystaticlib",
    srcs: ["static.cpp"],
}

// Android.bp
java_library {
    name: "myjavalib",
    srcs: ["**/*.java"],
    libs: ["core-current"],
    sdk_version: "current",
}

android_app {
    name: "MyApp",
    srcs: ["src/**/*.java"],
    resource_dirs: ["res"],
    manifest: "AndroidManifest.xml",
    platform_apis: true,
    certificate: "platform",
}

cc_prebuilt_library_shared {
    name: "prebuilt_lib",
    srcs: ["libs/*.so"],
    vendor: true,
}

cc_library_shared {
    name: "mylibrary",
    srcs: [
        "common.cpp",
    ],
    target: {
        android: {
            srcs: ["android_specific.cpp"],
            shared_libs: ["libandroid"],
        },
        linux_glibc: {
            srcs: ["linux_specific.cpp"],
        },
    },
}

// 在 .bp 文件中使用变量
mylib_srcs = [
    "file1.cpp",
    "file2.cpp",
]
cc_library_shared {
    name: "mylibrary",
    srcs: mylib_srcs,
}
// 在 mk 中使用函数
LOCAL_SRC_FILES := $(call all-java-files-under, src)

LOCAL_PATH := $(call my-dir)
include $(CLEAR_VARS)
LOCAL_MODULE := libexample
LOCAL_SRC_FILES := example.cpp
LOCAL_SHARED_LIBRARIES := liblog
include $(BUILD_SHARED_LIBRARY)

cc_library_shared {
    name: "libexample",
    srcs: ["example.cpp"],
    shared_libs: ["liblog"],
}