142 lines
3.5 KiB
Go
142 lines
3.5 KiB
Go
// Copyright 2015 Google Inc. All rights reserved.
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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 android
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import "github.com/google/blueprint"
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// Mutator phases:
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// Pre-arch
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// Arch
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// Pre-deps
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// Deps
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// PostDeps
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func registerMutators() {
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ctx := registerMutatorsContext{}
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register := func(funcs []RegisterMutatorFunc) {
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for _, f := range funcs {
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f(ctx)
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}
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}
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ctx.TopDown("load_hooks", loadHookMutator).Parallel()
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ctx.BottomUp("defaults_deps", defaultsDepsMutator).Parallel()
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ctx.TopDown("defaults", defaultsMutator).Parallel()
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register(preArch)
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ctx.BottomUp("arch", archMutator).Parallel()
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ctx.TopDown("arch_hooks", archHookMutator).Parallel()
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register(preDeps)
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ctx.BottomUp("deps", depsMutator).Parallel()
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register(postDeps)
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}
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type registerMutatorsContext struct{}
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type RegisterMutatorsContext interface {
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TopDown(name string, m AndroidTopDownMutator) MutatorHandle
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BottomUp(name string, m AndroidBottomUpMutator) MutatorHandle
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}
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type RegisterMutatorFunc func(RegisterMutatorsContext)
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var preArch, preDeps, postDeps []RegisterMutatorFunc
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func PreArchMutators(f RegisterMutatorFunc) {
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preArch = append(preArch, f)
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}
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func PreDepsMutators(f RegisterMutatorFunc) {
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preDeps = append(preDeps, f)
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}
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func PostDepsMutators(f RegisterMutatorFunc) {
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postDeps = append(postDeps, f)
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}
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type AndroidTopDownMutator func(TopDownMutatorContext)
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type TopDownMutatorContext interface {
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blueprint.TopDownMutatorContext
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androidBaseContext
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}
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type androidTopDownMutatorContext struct {
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blueprint.TopDownMutatorContext
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androidBaseContextImpl
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}
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type AndroidBottomUpMutator func(BottomUpMutatorContext)
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type BottomUpMutatorContext interface {
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blueprint.BottomUpMutatorContext
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androidBaseContext
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}
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type androidBottomUpMutatorContext struct {
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blueprint.BottomUpMutatorContext
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androidBaseContextImpl
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}
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func (registerMutatorsContext) BottomUp(name string, m AndroidBottomUpMutator) MutatorHandle {
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f := func(ctx blueprint.BottomUpMutatorContext) {
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if a, ok := ctx.Module().(Module); ok {
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actx := &androidBottomUpMutatorContext{
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BottomUpMutatorContext: ctx,
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androidBaseContextImpl: a.base().androidBaseContextFactory(ctx),
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}
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m(actx)
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}
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}
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mutator := &mutator{name: name, bottomUpMutator: f}
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mutators = append(mutators, mutator)
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return mutator
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}
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func (registerMutatorsContext) TopDown(name string, m AndroidTopDownMutator) MutatorHandle {
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f := func(ctx blueprint.TopDownMutatorContext) {
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if a, ok := ctx.Module().(Module); ok {
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actx := &androidTopDownMutatorContext{
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TopDownMutatorContext: ctx,
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androidBaseContextImpl: a.base().androidBaseContextFactory(ctx),
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}
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m(actx)
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}
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}
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mutator := &mutator{name: name, topDownMutator: f}
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mutators = append(mutators, mutator)
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return mutator
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}
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type MutatorHandle interface {
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Parallel() MutatorHandle
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}
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func (mutator *mutator) Parallel() MutatorHandle {
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mutator.parallel = true
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return mutator
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}
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func depsMutator(ctx BottomUpMutatorContext) {
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if m, ok := ctx.Module().(Module); ok {
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m.DepsMutator(ctx)
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}
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}
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