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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 android
import "github.com/google/blueprint"
// Mutator phases:
// Pre-arch
// Arch
// Pre-deps
// Deps
// PostDeps
func registerMutators() {
ctx := registerMutatorsContext{}
register := func(funcs []RegisterMutatorFunc) {
for _, f := range funcs {
f(ctx)
}
}
ctx.TopDown("load_hooks", loadHookMutator).Parallel()
ctx.BottomUp("defaults_deps", defaultsDepsMutator).Parallel()
ctx.TopDown("defaults", defaultsMutator).Parallel()
register(preArch)
ctx.BottomUp("arch", archMutator).Parallel()
ctx.TopDown("arch_hooks", archHookMutator).Parallel()
register(preDeps)
ctx.BottomUp("deps", depsMutator).Parallel()
register(postDeps)
}
type registerMutatorsContext struct{}
type RegisterMutatorsContext interface {
TopDown(name string, m AndroidTopDownMutator) MutatorHandle
BottomUp(name string, m AndroidBottomUpMutator) MutatorHandle
}
type RegisterMutatorFunc func(RegisterMutatorsContext)
var preArch, preDeps, postDeps []RegisterMutatorFunc
func PreArchMutators(f RegisterMutatorFunc) {
preArch = append(preArch, f)
}
func PreDepsMutators(f RegisterMutatorFunc) {
preDeps = append(preDeps, f)
}
func PostDepsMutators(f RegisterMutatorFunc) {
postDeps = append(postDeps, f)
}
type AndroidTopDownMutator func(TopDownMutatorContext)
type TopDownMutatorContext interface {
blueprint.TopDownMutatorContext
androidBaseContext
}
type androidTopDownMutatorContext struct {
blueprint.TopDownMutatorContext
androidBaseContextImpl
}
type AndroidBottomUpMutator func(BottomUpMutatorContext)
type BottomUpMutatorContext interface {
blueprint.BottomUpMutatorContext
androidBaseContext
}
type androidBottomUpMutatorContext struct {
blueprint.BottomUpMutatorContext
androidBaseContextImpl
}
func (registerMutatorsContext) BottomUp(name string, m AndroidBottomUpMutator) MutatorHandle {
f := func(ctx blueprint.BottomUpMutatorContext) {
if a, ok := ctx.Module().(Module); ok {
actx := &androidBottomUpMutatorContext{
BottomUpMutatorContext: ctx,
androidBaseContextImpl: a.base().androidBaseContextFactory(ctx),
}
m(actx)
}
}
mutator := &mutator{name: name, bottomUpMutator: f}
mutators = append(mutators, mutator)
return mutator
}
func (registerMutatorsContext) TopDown(name string, m AndroidTopDownMutator) MutatorHandle {
f := func(ctx blueprint.TopDownMutatorContext) {
if a, ok := ctx.Module().(Module); ok {
actx := &androidTopDownMutatorContext{
TopDownMutatorContext: ctx,
androidBaseContextImpl: a.base().androidBaseContextFactory(ctx),
}
m(actx)
}
}
mutator := &mutator{name: name, topDownMutator: f}
mutators = append(mutators, mutator)
return mutator
}
type MutatorHandle interface {
Parallel() MutatorHandle
}
func (mutator *mutator) Parallel() MutatorHandle {
mutator.parallel = true
return mutator
}
func depsMutator(ctx BottomUpMutatorContext) {
if m, ok := ctx.Module().(Module); ok {
m.DepsMutator(ctx)
}
}
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