// Copyright (C) 2019 The Android Open Source Project
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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 fs_config
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import (
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"android/soong/android"
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)
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var pctx = android.NewPackageContext("android/soong/fs_config")
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func init() {
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android.RegisterModuleType("target_fs_config_gen_filegroup", targetFSConfigGenFactory)
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}
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// target_fs_config_gen_filegroup is used to expose the files pointed to by TARGET_FS_CONFIG_GEN to
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// genrules in Soong. If TARGET_FS_CONFIG_GEN is empty, it will export an empty file instead.
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func targetFSConfigGenFactory() android.Module {
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module := &targetFSConfigGen{}
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android.InitAndroidModule(module)
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return module
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}
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var _ android.SourceFileProducer = (*targetFSConfigGen)(nil)
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type targetFSConfigGen struct {
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android.ModuleBase
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paths android.Paths
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}
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func (targetFSConfigGen) DepsMutator(ctx android.BottomUpMutatorContext) {}
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func (t *targetFSConfigGen) GenerateAndroidBuildActions(ctx android.ModuleContext) {
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if ret := ctx.DeviceConfig().TargetFSConfigGen(); len(ret) != 0 {
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t.paths = android.PathsForSource(ctx, ret)
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} else {
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path := android.PathForModuleGen(ctx, "empty")
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t.paths = android.Paths{path}
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rule := android.NewRuleBuilder()
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rule.Command().Text("rm -rf").Output(path)
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rule.Command().Text("touch").Output(path)
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rule.Build(pctx, ctx, "fs_config_empty", "create empty file")
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}
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}
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func (t *targetFSConfigGen) Srcs() android.Paths {
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return t.paths
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}
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