123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596 |
- // Copyright 2022 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 multitree
- import (
- "android/soong/android"
- )
- var (
- nameSuffix = ".imported"
- )
- type MultitreeImportedModuleInterface interface {
- GetMultitreeImportedModuleName() string
- }
- func init() {
- android.RegisterModuleType("imported_filegroup", importedFileGroupFactory)
- android.PreArchMutators(RegisterMultitreePreArchMutators)
- }
- type importedFileGroupProperties struct {
- // Imported modules from the other components in a multi-tree
- Imported []string
- }
- type importedFileGroup struct {
- android.ModuleBase
- properties importedFileGroupProperties
- srcs android.Paths
- }
- func (ifg *importedFileGroup) Name() string {
- return ifg.BaseModuleName() + nameSuffix
- }
- func importedFileGroupFactory() android.Module {
- module := &importedFileGroup{}
- module.AddProperties(&module.properties)
- android.InitAndroidModule(module)
- return module
- }
- var _ MultitreeImportedModuleInterface = (*importedFileGroup)(nil)
- func (ifg *importedFileGroup) GetMultitreeImportedModuleName() string {
- // The base module name of the imported filegroup is used as the imported module name
- return ifg.BaseModuleName()
- }
- var _ android.SourceFileProducer = (*importedFileGroup)(nil)
- func (ifg *importedFileGroup) Srcs() android.Paths {
- return ifg.srcs
- }
- func (ifg *importedFileGroup) GenerateAndroidBuildActions(ctx android.ModuleContext) {
- // srcs from this module must not be used. Adding a dot path to avoid the empty
- // source failure. Still soong returns error when a module wants to build against
- // this source, which is intended.
- ifg.srcs = android.PathsForModuleSrc(ctx, []string{"."})
- }
- func RegisterMultitreePreArchMutators(ctx android.RegisterMutatorsContext) {
- ctx.BottomUp("multitree_imported_rename", MultitreeImportedRenameMutator).Parallel()
- }
- func MultitreeImportedRenameMutator(ctx android.BottomUpMutatorContext) {
- if m, ok := ctx.Module().(MultitreeImportedModuleInterface); ok {
- name := m.GetMultitreeImportedModuleName()
- if !ctx.OtherModuleExists(name) {
- // Provide an empty filegroup not to break the build while updating the metadata.
- // In other cases, soong will report an error to guide users to run 'm update-meta'
- // first.
- if !ctx.Config().TargetMultitreeUpdateMeta() {
- ctx.ModuleErrorf("\"%s\" filegroup must be imported.\nRun 'm update-meta' first to import the filegroup.", name)
- }
- ctx.Rename(name)
- }
- }
- }
|