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- // Copyright 2019 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 (
- "path/filepath"
- "android/soong/bazel"
- "github.com/google/blueprint"
- "github.com/google/blueprint/proptools"
- )
- func init() {
- RegisterPackageBuildComponents(InitRegistrationContext)
- }
- var PrepareForTestWithPackageModule = FixtureRegisterWithContext(RegisterPackageBuildComponents)
- // Register the package module type.
- func RegisterPackageBuildComponents(ctx RegistrationContext) {
- ctx.RegisterModuleType("package", PackageFactory)
- }
- type packageProperties struct {
- // Specifies the default visibility for all modules defined in this package.
- Default_visibility []string
- // Specifies the default license terms for all modules defined in this package.
- Default_applicable_licenses []string
- }
- type bazelPackageAttributes struct {
- Default_visibility []string
- Default_package_metadata bazel.LabelListAttribute
- }
- type packageModule struct {
- ModuleBase
- BazelModuleBase
- properties packageProperties
- }
- var _ Bazelable = &packageModule{}
- func (p *packageModule) ConvertWithBp2build(ctx TopDownMutatorContext) {
- defaultPackageMetadata := bazel.MakeLabelListAttribute(BazelLabelForModuleDeps(ctx, p.properties.Default_applicable_licenses))
- // If METADATA file exists in the package, add it to package(default_package_metadata=) using a
- // filegroup(name="default_metadata_file") which can be accessed later on each module in Bazel
- // using attribute "applicable_licenses".
- // Attribute applicable_licenses of filegroup "default_metadata_file" has to be set to [],
- // otherwise Bazel reports cyclic reference error.
- if existed, _, _ := ctx.Config().fs.Exists(filepath.Join(ctx.ModuleDir(), "METADATA")); existed {
- ctx.CreateBazelTargetModule(
- bazel.BazelTargetModuleProperties{
- Rule_class: "filegroup",
- },
- CommonAttributes{Name: "default_metadata_file"},
- &bazelFilegroupAttributes{
- Srcs: bazel.MakeLabelListAttribute(BazelLabelForModuleSrc(ctx, []string{"METADATA"})),
- Applicable_licenses: bazel.LabelListAttribute{Value: bazel.LabelList{Includes: []bazel.Label{}}, EmitEmptyList: true},
- })
- defaultPackageMetadata.Value.Add(&bazel.Label{Label: ":default_metadata_file"})
- }
- ctx.CreateBazelTargetModule(
- bazel.BazelTargetModuleProperties{
- Rule_class: "package",
- },
- CommonAttributes{},
- &bazelPackageAttributes{
- Default_package_metadata: defaultPackageMetadata,
- // FIXME(asmundak): once b/221436821 is resolved
- Default_visibility: []string{"//visibility:public"},
- })
- }
- func (p *packageModule) GenerateAndroidBuildActions(ModuleContext) {
- // Nothing to do.
- }
- func (p *packageModule) GenerateBuildActions(ctx blueprint.ModuleContext) {
- // Nothing to do.
- }
- func (p *packageModule) qualifiedModuleId(ctx BaseModuleContext) qualifiedModuleName {
- // Override to create a package id.
- return newPackageId(ctx.ModuleDir())
- }
- func PackageFactory() Module {
- module := &packageModule{}
- module.AddProperties(&module.properties, &module.commonProperties.BazelConversionStatus)
- // The name is the relative path from build root to the directory containing this
- // module. Set that name at the earliest possible moment that information is available
- // which is in a LoadHook.
- AddLoadHook(module, func(ctx LoadHookContext) {
- module.nameProperties.Name = proptools.StringPtr("//" + ctx.ModuleDir())
- })
- // The default_visibility property needs to be checked and parsed by the visibility module during
- // its checking and parsing phases so make it the primary visibility property.
- setPrimaryVisibilityProperty(module, "default_visibility", &module.properties.Default_visibility)
- // The default_applicable_licenses property needs to be checked and parsed by the licenses module during
- // its checking and parsing phases so make it the primary licenses property.
- setPrimaryLicensesProperty(module, "default_applicable_licenses", &module.properties.Default_applicable_licenses)
- InitBazelModule(module)
- return module
- }
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