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以 hardware 下的?android.hardware.bluetooth@1.0-impl.so 为例。
android.bp
//
// Copyright (C) 2016 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.
//引入go脚本
bootstrap_go_package {
? ? name: "soong-xxxparser",
? ? pkgPath: "android/soong/xxxparser",
? ? deps: [
? ? ? ? "blueprint",
? ? ? ? "blueprint-pathtools",
? ? ? ? "soong",
? ? ? ? "soong-android",
? ? ? ? "soong-cc",
? ? ? ? "soong-genrule",
? ? ],
? ? srcs: [
? ? ? ? "xxxparser.go",
? ? ],
? ? pluginFor: ["soong_build"],
}
xxxparser_defaults {
? ? name: "xxxparser_defaults",
}
//ANDROIDBP_FUN = ["YES"]
cc_library_shared {
? ? name: "android.hardware.bluetooth@1.0-impl",
? ? defaults: ["hidl_defaults", "xxxparser_defaults",],
?? ?//["hidl_defaults"], "xxxparser_defaults",
? ? vendor: true,
? ? relative_install_path: "hw",
?? ?//cflags: ["-Wno-error=implicit-function-declaration"],
? ? srcs: [
? ? ? ? "bluetooth_hci.cc",
? ? ? ? "bluetooth_address.cc",
? ? ? ? "vendor_interface.cc",
? ? ? ? "multibt_hal.cc",
? ? ],
?? ?include_dirs: [
? ? ? ? "system/bt/hci/include"
?? ?],
? ? shared_libs: [
? ? ? ? "android.hardware.bluetooth@1.0",
? ? ? ? "libbase",
? ? ? ? "libcutils",
? ? ? ? "libhardware",
? ? ? ? "libhidlbase",
? ? ? ? "libhidltransport",
? ? ? ? "liblog",
? ? ? ? "libutils","libutilscallstack"
? ? ],
? ? static_libs: [
? ? ? ? "android.hardware.bluetooth-async",
? ? ? ? "android.hardware.bluetooth-hci",
? ? ],
}
cc_library_static {
? ? name: "android.hardware.bluetooth-async",
? ? vendor: true,
? ? defaults: ["hidl_defaults"],
? ? srcs: [
? ? ? ? "async_fd_watcher.cc",
? ? ],
? ? export_include_dirs: ["."],
? ? shared_libs: [
? ? ? ? "liblog",
? ? ],
}
cc_library_static {
? ? name: "android.hardware.bluetooth-hci",
? ? vendor: true,
? ? defaults: ["hidl_defaults"],
? ? srcs: [
? ? ? ? "hci_packetizer.cc",
? ? ? ? "hci_protocol.cc",
? ? ? ? "h4_protocol.cc",
? ? ? ? "mct_protocol.cc","mycallstack.cpp"
? ? ],
? ? export_include_dirs: ["."],
? ? shared_libs: [
? ? ? ? "libbase",
? ? ? ? "libhidlbase",
? ? ? ? "liblog",
? ? ? ? "libutils","libutilscallstack"
? ? ],
}
//cc_test {
// ? ?name: "bluetooth-vendor-interface-unit-tests",
// ? ?vendor: true,
// ? ?defaults: ["hidl_defaults"],
// ? ?srcs: [
// ? ? ? ?"test/async_fd_watcher_unittest.cc",
// ? ? ? ?"test/h4_protocol_unittest.cc",
// ? ? ? ?"test/mct_protocol_unittest.cc",
// ? ?],
// ? ?local_include_dirs: [
// ? ? ? ?"test",
// ? ?],
// ? ?shared_libs: [
// ? ? ? ?"libbase",
// ? ? ? ?"libhidlbase",
// ? ? ? ?"liblog",
// ? ? ? ?"libutils",
// ? ?],
// ? ?static_libs: [
// ? ? ? ?"android.hardware.bluetooth-async",
// ? ? ? ?"android.hardware.bluetooth-hci",
// ? ? ? ?"libgmock",
// ? ?],
//}
//cc_test_host {
// ? ?name: "bluetooth-address-unit-tests",
// ? ?defaults: ["hidl_defaults"],
// ? ?srcs: [
// ? ? ? ?"bluetooth_address.cc",
// ? ? ? ?"test/bluetooth_address_test.cc",
// ? ? ? ?"test/properties.cc",
// ? ?],
// ? ?local_include_dirs: [
// ? ? ? ?"test",
// ? ?],
// ? ?shared_libs: [
// ? ? ? ?"libbase",
// ? ? ? ?"liblog",
// ? ?],
//}
cc_binary {
? ? name: "android.hardware.bluetooth@1.0-service",
? ? defaults: ["hidl_defaults"],
? ? relative_install_path: "hw",
? ? vendor: true,
? ? init_rc: ["android.hardware.bluetooth@1.0-service.rc"],
? ? srcs: ["service.cpp"],
?? ?cflags: ["-Wno-error=implicit-function-declaration"],
? ? shared_libs: [
? ? ? ? "liblog",
? ? ? ? "libcutils",
? ? ? ? "libdl",
? ? ? ? "libbase",
? ? ? ? "libutils",
?? ??? ?"libutilscallstack",
? ? ? ? "libhardware",
? ? ? ? "libhidlbase",
? ? ? ? "libhidltransport",
? ? ? ? "android.hardware.bluetooth@1.0",
? ? ],
}
//cc_binary {
// ? ?defaults: ["xxxparser_defaults"],
// ? ?name: "AndroidBp",
// ? ?srcs: ["main.c"],
// ? ?cflags: ["-Wno-error=implicit-function-declaration"],
// ? ?shared_libs: [
// ? ? ? ?"libcutils",
// ? ? ? ?"liblog",
// ? ? ? ?"libutils",
// ? ?],
//}
?
android.bp 同目录下的go文件?xxxparser.go
package xxxparser
import (
? ? "android/soong/android"
? ? "android/soong/cc"
)
? ??
func init() {
? ? //resister a module "xxxparser_defaults"
? ? android.RegisterModuleType("xxxparser_defaults", xxxdroidDefaultsFactory)
}
func xxxdroidDefaultsFactory() (android.Module) {
? ? module := cc.DefaultsFactory()
? ? android.AddLoadHook(module, xxxdroidDefaults)
? ? return module
}
? ? ??
func xxxdroidDefaults(ctx android.LoadHookContext) {
? ? type props struct {
? ? ? ? Cflags []string
? ? }
? ? p := &props{}
? ? p.Cflags = globalDefaults(ctx)
? ? ctx.AppendProperties(p)
}
func globalDefaults(ctx android.BaseContext) ([]string) {
? ? var cppflags []string
? ? //if ctx.AConfig().Getenv("ANDROIDBP_FUN") == "YES" {
? ? ? // cppflags = append(cppflags,"-DXXX")
? ? //}
?? ?
?? ?//export BLUETOOTH_MODULE=BK3515N
?? ?if ctx.AConfig().Getenv("BLUETOOTH_MODULE") == "BK3515N" {
? ? ? ?cppflags = append(cppflags,"-DUSE_BK3515N")
? ? }
? ? return cppflags
}
编译前 先导出环境变量?export BLUETOOTH_MODULE=BK3515N，
那么就会设置宏定义?USE_BK3515N
没有导出BLUETOOTH_MODULE，就不会定义宏了。
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