Android 9 Android.dp添加邏輯判斷

原Android.dp

// 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.


cc_library_shared {
    name: "test",
    
    relative_install_path: "hw",
    vendor: true,
    
    srcs: [
        "test.c"
    ],
    shared_libs: [
        "liblog",
        "libcutils",
        "libhardware",
    ],
    cflags: [
        "-Wall",
        "-Wno-unused-parameter",
        "-Wno-unused-variable",
        "-Wno-logical-op-parentheses",
        "-Wno-incompatible-pointer-types-discards-qualifiers",
        "-Wno-unused-function",
    ],
}
 
           

define.go檔案建立

package define

import (
        "android/soong/android"
        "android/soong/cc"
        "fmt"
        "strings"
)

func init() {
    // for DEBUG
    fmt.Println("init start")
    android.RegisterModuleType("test_defaults", sys_gpsDefaultsFactory)
}

func sys_gpsDefaultsFactory() (android.Module) {
    module := cc.DefaultsFactory()
    android.AddLoadHook(module, sys_gpsDefaults)
    return module
}

func sys_gpsDefaults(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
    
    fmt.Println("DeviceName:", ctx.AConfig().DeviceName())
    fmt.Println("DeviceName:", strings.Compare(ctx.AConfig().DeviceName(), "chinatsp_s203_p_8q"))
    name := ctx.AConfig().DeviceName();
        
    if name == "xxxx" {
          cppflags = append(cppflags,
                         "-DXXXX=\"XXXXXXX\"")
    }
    
    if name == "yyyy" {
          cppflags = append(cppflags,
                         "-DYYYY=\"yyyyyyy\"")
    }

    return cppflags
}

           

修改後的Android.dp

// 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.


bootstrap_go_package {
    // name and pkgPath need to  according to your module
    name: "soong-sys_define",
    pkgPath: "hardware/libhardware/modules/test",
    deps: [
        "blueprint",
        "blueprint-pathtools",
        "soong",
        "soong-android",
        "soong-cc",
        "soong-genrule",
    ],
    srcs: [
          // include new add .go file
          "define.go",
    ],
    pluginFor: ["soong_build"],
}


test_defaults {
    name: "test_defaults",
}



cc_library_shared {
    name: "test",
    
    relative_install_path: "hw",
    vendor: true,
    
    defaults: [
        "test_defaults",
    ],
    
    srcs: [
        "test.c"
    ],
    shared_libs: [
        "liblog",
        "libcutils",
        "libhardware",
    ],
    cflags: [
        "-Wall",
        "-Wno-unused-parameter",
        "-Wno-unused-variable",
        "-Wno-logical-op-parentheses",
        "-Wno-incompatible-pointer-types-discards-qualifiers",
        "-Wno-unused-function",
    ],
}
 
           

(參考 build/soong/android/config.go 中對 build/soong/android/module.go中的 androidBaseContext interface的各種函數實作)