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// Copyright 2016 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 (
"strings"
"github.com/google/blueprint"
)
func init() {
RegisterFilegroupBuildComponents(InitRegistrationContext)
}
var PrepareForTestWithFilegroup = FixtureRegisterWithContext(func(ctx RegistrationContext) {
RegisterFilegroupBuildComponents(ctx)
})
func RegisterFilegroupBuildComponents(ctx RegistrationContext) {
ctx.RegisterModuleType("filegroup", FileGroupFactory)
ctx.RegisterModuleType("filegroup_defaults", FileGroupDefaultsFactory)
}
type fileGroupProperties struct {
// srcs lists files that will be included in this filegroup
Srcs []string `android:"path"`
Exclude_srcs []string `android:"path"`
// The base path to the files. May be used by other modules to determine which portion
// of the path to use. For example, when a filegroup is used as data in a cc_test rule,
// the base path is stripped off the path and the remaining path is used as the
// installation directory.
Path *string
// Create a make variable with the specified name that contains the list of files in the
// filegroup, relative to the root of the source tree.
Export_to_make_var *string
}
type fileGroup struct {
ModuleBase
DefaultableModuleBase
properties fileGroupProperties
srcs Paths
}
var _ SourceFileProducer = (*fileGroup)(nil)
// filegroup contains a list of files that are referenced by other modules
// properties (such as "srcs") using the syntax ":<name>". filegroup are
// also be used to export files across package boundaries.
func FileGroupFactory() Module {
module := &fileGroup{}
module.AddProperties(&module.properties)
InitAndroidModule(module)
InitDefaultableModule(module)
return module
}
var _ blueprint.JSONActionSupplier = (*fileGroup)(nil)
func (fg *fileGroup) JSONActions() []blueprint.JSONAction {
ins := make([]string, 0, len(fg.srcs))
outs := make([]string, 0, len(fg.srcs))
for _, p := range fg.srcs {
ins = append(ins, p.String())
outs = append(outs, p.Rel())
}
return []blueprint.JSONAction{
blueprint.JSONAction{
Inputs: ins,
Outputs: outs,
},
}
}
func (fg *fileGroup) GenerateAndroidBuildActions(ctx ModuleContext) {
fg.srcs = PathsForModuleSrcExcludes(ctx, fg.properties.Srcs, fg.properties.Exclude_srcs)
if fg.properties.Path != nil {
fg.srcs = PathsWithModuleSrcSubDir(ctx, fg.srcs, String(fg.properties.Path))
}
SetProvider(ctx, blueprint.SrcsFileProviderKey, blueprint.SrcsFileProviderData{SrcPaths: fg.srcs.Strings()})
}
func (fg *fileGroup) Srcs() Paths {
return append(Paths{}, fg.srcs...)
}
func (fg *fileGroup) MakeVars(ctx MakeVarsModuleContext) {
if makeVar := String(fg.properties.Export_to_make_var); makeVar != "" {
ctx.StrictRaw(makeVar, strings.Join(fg.srcs.Strings(), " "))
}
}
// Defaults
type FileGroupDefaults struct {
ModuleBase
DefaultsModuleBase
}
func FileGroupDefaultsFactory() Module {
module := &FileGroupDefaults{}
module.AddProperties(&fileGroupProperties{})
InitDefaultsModule(module)
return module
}
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