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// Copyright 2015 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 soong
import "github.com/google/blueprint"
type moduleType struct {
name string
factory blueprint.ModuleFactory
}
var moduleTypes []moduleType
type singleton struct {
name string
factory blueprint.SingletonFactory
}
var singletons []singleton
type mutator struct {
name string
bottomUpMutator blueprint.BottomUpMutator
topDownMutator blueprint.TopDownMutator
parallel bool
}
var mutators []*mutator
func RegisterModuleType(name string, factory blueprint.ModuleFactory) {
moduleTypes = append(moduleTypes, moduleType{name, factory})
}
func RegisterSingletonType(name string, factory blueprint.SingletonFactory) {
singletons = append(singletons, singleton{name, factory})
}
func RegisterBottomUpMutator(name string, m blueprint.BottomUpMutator) MutatorHandle {
mutator := &mutator{name: name, bottomUpMutator: m}
mutators = append(mutators, mutator)
return mutator
}
func RegisterTopDownMutator(name string, m blueprint.TopDownMutator) MutatorHandle {
mutator := &mutator{name: name, topDownMutator: m}
mutators = append(mutators, mutator)
return mutator
}
type MutatorHandle interface {
Parallel() MutatorHandle
}
func (mutator *mutator) Parallel() MutatorHandle {
mutator.parallel = true
return mutator
}
func NewContext() *blueprint.Context {
ctx := blueprint.NewContext()
for _, t := range moduleTypes {
ctx.RegisterModuleType(t.name, t.factory)
}
for _, t := range singletons {
ctx.RegisterSingletonType(t.name, t.factory)
}
for _, t := range mutators {
var handle blueprint.MutatorHandle
if t.bottomUpMutator != nil {
handle = ctx.RegisterBottomUpMutator(t.name, t.bottomUpMutator)
} else if t.topDownMutator != nil {
handle = ctx.RegisterTopDownMutator(t.name, t.topDownMutator)
}
if t.parallel {
handle.Parallel()
}
}
return ctx
}
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