platform_build_soong/cc/sysprop.go

48 lines
1.4 KiB
Go

// Copyright (C) 2019 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.
package cc
import (
"sync"
"android/soong/android"
)
type syspropLibraryInterface interface {
CcModuleName() string
}
var (
syspropImplLibrariesKey = android.NewOnceKey("syspropImplLibirares")
syspropImplLibrariesLock sync.Mutex
)
func syspropImplLibraries(config android.Config) map[string]string {
return config.Once(syspropImplLibrariesKey, func() interface{} {
return make(map[string]string)
}).(map[string]string)
}
// gather list of sysprop libraries
func SyspropMutator(mctx android.BottomUpMutatorContext) {
if m, ok := mctx.Module().(syspropLibraryInterface); ok {
syspropImplLibraries := syspropImplLibraries(mctx.Config())
syspropImplLibrariesLock.Lock()
defer syspropImplLibrariesLock.Unlock()
syspropImplLibraries[mctx.ModuleName()] = m.CcModuleName()
}
}