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// Copyright 2023 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 build_flags
import (
"path/filepath"
"android/soong/android"
"github.com/google/blueprint"
)
type ReleaseConfigContributionsProviderData struct {
ContributionDir android.SourcePath
}
var ReleaseConfigContributionsProviderKey = blueprint.NewProvider[ReleaseConfigContributionsProviderData]()
// Soong uses `release_config_contributions` modules to produce the
// `build_flags/all_release_config_contributions.*` artifacts, listing *all* of
// the directories in the source tree that contribute to each release config,
// whether or not they are actually used for the lunch product.
//
// This artifact helps flagging automation determine in which directory a flag
// should be placed by default.
type ReleaseConfigContributionsModule struct {
android.ModuleBase
android.DefaultableModuleBase
// Properties for "release_config_contributions"
properties struct {
// The `release_configs/*.textproto` files provided by this
// directory, relative to this Android.bp file
Srcs []string `android:"path"`
}
}
func ReleaseConfigContributionsFactory() android.Module {
module := &ReleaseConfigContributionsModule{}
android.InitAndroidModule(module)
android.InitDefaultableModule(module)
module.AddProperties(&module.properties)
return module
}
func (module *ReleaseConfigContributionsModule) GenerateAndroidBuildActions(ctx android.ModuleContext) {
srcs := android.PathsForModuleSrc(ctx, module.properties.Srcs)
if len(srcs) == 0 {
return
}
contributionDir := filepath.Dir(filepath.Dir(srcs[0].String()))
for _, file := range srcs {
if filepath.Dir(filepath.Dir(file.String())) != contributionDir {
ctx.ModuleErrorf("Cannot include %s with %s contributions", file, contributionDir)
}
if filepath.Base(filepath.Dir(file.String())) != "release_configs" || file.Ext() != ".textproto" {
ctx.ModuleErrorf("Invalid contribution file %s", file)
}
}
android.SetProvider(ctx, ReleaseConfigContributionsProviderKey, ReleaseConfigContributionsProviderData{
ContributionDir: android.PathForSource(ctx, contributionDir),
})
}
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