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- // 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{}
- }
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