// Copyright 2020 Google Inc. All rights reserved. // // 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 android import ( "sync" "github.com/google/blueprint" ) var phonyMapOnceKey = NewOnceKey("phony") type phonyMap map[string]Paths var phonyMapLock sync.Mutex func getPhonyMap(config Config) phonyMap { return config.Once(phonyMapOnceKey, func() interface{} { return make(phonyMap) }).(phonyMap) } func addPhony(config Config, name string, deps ...Path) { phonyMap := getPhonyMap(config) phonyMapLock.Lock() defer phonyMapLock.Unlock() phonyMap[name] = append(phonyMap[name], deps...) } type phonySingleton struct { phonyMap phonyMap phonyList []string } var _ SingletonMakeVarsProvider = (*phonySingleton)(nil) func (p *phonySingleton) GenerateBuildActions(ctx SingletonContext) { p.phonyMap = getPhonyMap(ctx.Config()) p.phonyList = SortedKeys(p.phonyMap) for _, phony := range p.phonyList { p.phonyMap[phony] = SortedUniquePaths(p.phonyMap[phony]) } if !ctx.Config().KatiEnabled() { for _, phony := range p.phonyList { ctx.Build(pctx, BuildParams{ Rule: blueprint.Phony, Outputs: []WritablePath{PathForPhony(ctx, phony)}, Implicits: p.phonyMap[phony], }) } } } func (p phonySingleton) MakeVars(ctx MakeVarsContext) { for _, phony := range p.phonyList { ctx.Phony(phony, p.phonyMap[phony]...) } } func phonySingletonFactory() Singleton { return &phonySingleton{} }