76 lines
1.9 KiB
Go
76 lines
1.9 KiB
Go
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// Copyright 2020 Google Inc. All rights reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package android
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import (
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"sync"
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"github.com/google/blueprint"
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)
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var phonyMapOnceKey = NewOnceKey("phony")
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type phonyMap map[string]Paths
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var phonyMapLock sync.Mutex
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func getPhonyMap(config Config) phonyMap {
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return config.Once(phonyMapOnceKey, func() interface{} {
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return make(phonyMap)
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}).(phonyMap)
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}
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func addPhony(config Config, name string, deps ...Path) {
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phonyMap := getPhonyMap(config)
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phonyMapLock.Lock()
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defer phonyMapLock.Unlock()
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phonyMap[name] = append(phonyMap[name], deps...)
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}
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type phonySingleton struct {
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phonyMap phonyMap
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phonyList []string
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}
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var _ SingletonMakeVarsProvider = (*phonySingleton)(nil)
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func (p *phonySingleton) GenerateBuildActions(ctx SingletonContext) {
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p.phonyMap = getPhonyMap(ctx.Config())
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p.phonyList = SortedStringKeys(p.phonyMap)
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for _, phony := range p.phonyList {
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p.phonyMap[phony] = SortedUniquePaths(p.phonyMap[phony])
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}
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if !ctx.Config().EmbeddedInMake() {
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for _, phony := range p.phonyList {
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ctx.Build(pctx, BuildParams{
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Rule: blueprint.Phony,
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Outputs: []WritablePath{PathForPhony(ctx, phony)},
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Implicits: p.phonyMap[phony],
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})
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}
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}
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}
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func (p phonySingleton) MakeVars(ctx MakeVarsContext) {
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for _, phony := range p.phonyList {
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ctx.Phony(phony, p.phonyMap[phony]...)
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}
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}
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func phonySingletonFactory() Singleton {
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return &phonySingleton{}
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}
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