Apply PRODUCT_ENFORCE_RRO_TARGETS to dependencies.
With this change, users don't need to figure out which libraries
actually hold the resources to be overlaid when targetting apps with a
core lib dependency (e.g. Settings, SystemUI).
Fixes: 169898727
Test: app_test.go
Change-Id: I3c3b9dc0a377b1828db1199858a73d080a173205
diff --git a/java/aar.go b/java/aar.go
index 9cab0bd..c31fc95 100644
--- a/java/aar.go
+++ b/java/aar.go
@@ -34,10 +34,16 @@
ExportedStaticPackages() android.Paths
ExportedManifests() android.Paths
ExportedAssets() android.OptionalPath
+ SetRROEnforcedForDependent(enforce bool)
+ IsRROEnforced(ctx android.BaseModuleContext) bool
}
func init() {
RegisterAARBuildComponents(android.InitRegistrationContext)
+
+ android.PostDepsMutators(func(ctx android.RegisterMutatorsContext) {
+ ctx.TopDown("propagate_rro_enforcement", propagateRROEnforcementMutator).Parallel()
+ })
}
func RegisterAARBuildComponents(ctx android.RegistrationContext) {
@@ -82,6 +88,9 @@
// do not include AndroidManifest from dependent libraries
Dont_merge_manifests *bool
+
+ // true if RRO is enforced for any of the dependent modules
+ RROEnforcedForDependent bool `blueprint:"mutated"`
}
type aapt struct {
@@ -117,6 +126,18 @@
path android.Path
}
+// Propagate RRO enforcement flag to static lib dependencies transitively.
+func propagateRROEnforcementMutator(ctx android.TopDownMutatorContext) {
+ m := ctx.Module()
+ if d, ok := m.(AndroidLibraryDependency); ok && d.IsRROEnforced(ctx) {
+ ctx.VisitDirectDepsWithTag(staticLibTag, func(d android.Module) {
+ if a, ok := d.(AndroidLibraryDependency); ok {
+ a.SetRROEnforcedForDependent(true)
+ }
+ })
+ }
+}
+
func (a *aapt) ExportPackage() android.Path {
return a.exportPackage
}
@@ -133,6 +154,17 @@
return a.assetPackage
}
+func (a *aapt) SetRROEnforcedForDependent(enforce bool) {
+ a.aaptProperties.RROEnforcedForDependent = enforce
+}
+
+func (a *aapt) IsRROEnforced(ctx android.BaseModuleContext) bool {
+ // True if RRO is enforced for this module or...
+ return ctx.Config().EnforceRROForModule(ctx.ModuleName()) ||
+ // if RRO is enforced for any of its dependents, and this module is not exempted.
+ (a.aaptProperties.RROEnforcedForDependent && !ctx.Config().EnforceRROExemptedForModule(ctx.ModuleName()))
+}
+
func (a *aapt) aapt2Flags(ctx android.ModuleContext, sdkContext sdkContext,
manifestPath android.Path) (compileFlags, linkFlags []string, linkDeps android.Paths,
resDirs, overlayDirs []globbedResourceDir, rroDirs []rroDir, resZips android.Paths) {
@@ -156,7 +188,7 @@
dir: dir,
files: androidResourceGlob(ctx, dir),
})
- resOverlayDirs, resRRODirs := overlayResourceGlob(ctx, dir)
+ resOverlayDirs, resRRODirs := overlayResourceGlob(ctx, a, dir)
overlayDirs = append(overlayDirs, resOverlayDirs...)
rroDirs = append(rroDirs, resRRODirs...)
}
@@ -412,14 +444,16 @@
assets = append(assets, aarDep.ExportedAssets().Path())
}
- outer:
- for _, d := range aarDep.ExportedRRODirs() {
- for _, e := range staticRRODirs {
- if d.path == e.path {
- continue outer
+ if !ctx.Config().EnforceRROExemptedForModule(ctx.ModuleName()) {
+ outer:
+ for _, d := range aarDep.ExportedRRODirs() {
+ for _, e := range staticRRODirs {
+ if d.path == e.path {
+ continue outer
+ }
}
+ staticRRODirs = append(staticRRODirs, d)
}
- staticRRODirs = append(staticRRODirs, d)
}
}
}
@@ -621,6 +655,17 @@
return android.OptionalPath{}
}
+// RRO enforcement is not available on aar_import since its RRO dirs are not
+// exported.
+func (a *AARImport) SetRROEnforcedForDependent(enforce bool) {
+}
+
+// RRO enforcement is not available on aar_import since its RRO dirs are not
+// exported.
+func (a *AARImport) IsRROEnforced(ctx android.BaseModuleContext) bool {
+ return false
+}
+
func (a *AARImport) Prebuilt() *android.Prebuilt {
return &a.prebuilt
}