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Remove the concept of "early mutator". am: 83a5a308b1

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Original change: https://android-review.googlesource.com/c/platform/build/blueprint/+/2067144

Change-Id: Idef83a405d9f5be0fdeb198a72440aa15c0c42b8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
This commit is contained in:
Lukacs T. Berki 2022-04-20 07:16:49 +00:00 committed by Automerger Merge Worker
commit 85011ed22a
2 changed files with 1 additions and 66 deletions
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40
context.go
View file

@ -83,7 +83,6 @@ type Context struct {
preSingletonInfo []*singletonInfo
singletonInfo []*singletonInfo
mutatorInfo []*mutatorInfo
earlyMutatorInfo []*mutatorInfo
variantMutatorNames []string
depsModified uint32 // positive if a mutator modified the dependencies
@ -630,38 +629,6 @@ func (mutator *mutatorInfo) Parallel() MutatorHandle {
return mutator
}
// RegisterEarlyMutator registers a mutator that will be invoked to split
// Modules into multiple variant Modules before any dependencies have been
// created. Each registered mutator is invoked in registration order once
// per Module (including each variant from previous early mutators). Module
// order is unpredictable.
//
// In order for dependencies to be satisifed in a later pass, all dependencies
// of a module either must have an identical variant or must have no variations.
//
// The mutator type names given here must be unique to all bottom up or early
// mutators in the Context.
//
// Deprecated, use a BottomUpMutator instead. The only difference between
// EarlyMutator and BottomUpMutator is that EarlyMutator runs before the
// deprecated DynamicDependencies.
func (c *Context) RegisterEarlyMutator(name string, mutator EarlyMutator) {
for _, m := range c.variantMutatorNames {
if m == name {
panic(fmt.Errorf("mutator name %s is already registered", name))
}
}
c.earlyMutatorInfo = append(c.earlyMutatorInfo, &mutatorInfo{
bottomUpMutator: func(mctx BottomUpMutatorContext) {
mutator(mctx)
},
name: name,
})
c.variantMutatorNames = append(c.variantMutatorNames, name)
}
// SetIgnoreUnknownModuleTypes sets the behavior of the context in the case
// where it encounters an unknown module type while parsing Blueprints files. By
// default, the context will report unknown module types as an error. If this
@ -2483,13 +2450,8 @@ func (c *Context) PrepareBuildActions(config interface{}) (deps []string, errs [
}
func (c *Context) runMutators(ctx context.Context, config interface{}) (deps []string, errs []error) {
var mutators []*mutatorInfo
pprof.Do(ctx, pprof.Labels("blueprint", "runMutators"), func(ctx context.Context) {
mutators = append(mutators, c.earlyMutatorInfo...)
mutators = append(mutators, c.mutatorInfo...)
for _, mutator := range mutators {
for _, mutator := range c.mutatorInfo {
pprof.Do(ctx, pprof.Labels("mutator", mutator.name), func(context.Context) {
var newDeps []string
if mutator.topDownMutator != nil {

27
module_ctx.go
View file

@ -831,32 +831,6 @@ type BaseMutatorContext interface {
MutatorName() string
}
type EarlyMutatorContext interface {
BaseMutatorContext
// CreateVariations splits a module into multiple variants, one for each name in the variationNames
// parameter. It returns a list of new modules in the same order as the variationNames
// list.
//
// If any of the dependencies of the module being operated on were already split
// by calling CreateVariations with the same name, the dependency will automatically
// be updated to point the matching variant.
//
// If a module is split, and then a module depending on the first module is not split
// when the Mutator is later called on it, the dependency of the depending module will
// automatically be updated to point to the first variant.
CreateVariations(...string) []Module
// CreateLocalVariations splits a module into multiple variants, one for each name in the variantNames
// parameter. It returns a list of new modules in the same order as the variantNames
// list.
//
// Local variations do not affect automatic dependency resolution - dependencies added
// to the split module via deps or DynamicDependerModule must exactly match a variant
// that contains all the non-local variations.
CreateLocalVariations(...string) []Module
}
type TopDownMutatorContext interface {
BaseMutatorContext
@ -995,7 +969,6 @@ type BottomUpMutatorContext interface {
// if a second Mutator chooses to split the module a second time.
type TopDownMutator func(mctx TopDownMutatorContext)
type BottomUpMutator func(mctx BottomUpMutatorContext)
type EarlyMutator func(mctx EarlyMutatorContext)
// DependencyTag is an interface to an arbitrary object that embeds BaseDependencyTag. It can be
// used to transfer information on a dependency between the mutator that called AddDependency