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// Copyright 2024 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 codegen
import (
"maps"
"android/soong/android"
"github.com/google/blueprint"
)
type dependencyTag struct {
blueprint.BaseDependencyTag
name string
}
var (
aconfigDeclarationsGroupTag = dependencyTag{name: "aconfigDeclarationsGroup"}
javaAconfigLibraryTag = dependencyTag{name: "javaAconfigLibrary"}
ccAconfigLibraryTag = dependencyTag{name: "ccAconfigLibrary"}
rustAconfigLibraryTag = dependencyTag{name: "rustAconfigLibrary"}
)
type AconfigDeclarationsGroup struct {
android.ModuleBase
android.DefaultableModuleBase
properties AconfigDeclarationsGroupProperties
}
type AconfigDeclarationsGroupProperties struct {
// Name of the aconfig_declarations_group modules
Aconfig_declarations_groups []string
// Name of the java_aconfig_library modules
Java_aconfig_libraries []string
// Name of the cc_aconfig_library modules
Cc_aconfig_libraries []string
// Name of the rust_aconfig_library modules
Rust_aconfig_libraries []string
}
func AconfigDeclarationsGroupFactory() android.Module {
module := &AconfigDeclarationsGroup{}
module.AddProperties(&module.properties)
android.InitAndroidArchModule(module, android.DeviceSupported, android.MultilibCommon)
android.InitDefaultableModule(module)
return module
}
func (adg *AconfigDeclarationsGroup) DepsMutator(ctx android.BottomUpMutatorContext) {
ctx.AddDependency(ctx.Module(), aconfigDeclarationsGroupTag, adg.properties.Aconfig_declarations_groups...)
ctx.AddDependency(ctx.Module(), javaAconfigLibraryTag, adg.properties.Java_aconfig_libraries...)
ctx.AddDependency(ctx.Module(), ccAconfigLibraryTag, adg.properties.Cc_aconfig_libraries...)
ctx.AddDependency(ctx.Module(), rustAconfigLibraryTag, adg.properties.Rust_aconfig_libraries...)
}
func (adg *AconfigDeclarationsGroup) GenerateAndroidBuildActions(ctx android.ModuleContext) {
modeInfos := make(map[string]android.ModeInfo)
var aconfigDeclarationNames []string
var intermediateCacheOutputPaths android.Paths
var javaSrcjars android.Paths
ctx.VisitDirectDeps(func(dep android.Module) {
tag := ctx.OtherModuleDependencyTag(dep)
if provider, ok := android.OtherModuleProvider(ctx, dep, android.CodegenInfoProvider); ok {
// aconfig declaration names and cache files are collected for all aconfig library dependencies
aconfigDeclarationNames = append(aconfigDeclarationNames, provider.AconfigDeclarations...)
intermediateCacheOutputPaths = append(intermediateCacheOutputPaths, provider.IntermediateCacheOutputPaths...)
switch tag {
case aconfigDeclarationsGroupTag:
// Will retrieve outputs from another language codegen modules when support is added
javaSrcjars = append(javaSrcjars, provider.Srcjars...)
maps.Copy(modeInfos, provider.ModeInfos)
case javaAconfigLibraryTag:
javaSrcjars = append(javaSrcjars, provider.Srcjars...)
maps.Copy(modeInfos, provider.ModeInfos)
case ccAconfigLibraryTag:
maps.Copy(modeInfos, provider.ModeInfos)
case rustAconfigLibraryTag:
maps.Copy(modeInfos, provider.ModeInfos)
}
}
})
aconfigDeclarationNames = android.FirstUniqueStrings(aconfigDeclarationNames)
intermediateCacheOutputPaths = android.FirstUniquePaths(intermediateCacheOutputPaths)
android.SetProvider(ctx, android.CodegenInfoProvider, android.CodegenInfo{
AconfigDeclarations: aconfigDeclarationNames,
IntermediateCacheOutputPaths: intermediateCacheOutputPaths,
Srcjars: javaSrcjars,
ModeInfos: modeInfos,
})
ctx.SetOutputFiles(intermediateCacheOutputPaths, "")
ctx.SetOutputFiles(javaSrcjars, ".srcjars")
}
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