Singleton build rule for merged compat config.
This creates a single build artifact with all compat config from the build.
Test: m out/soong/compat_config/merged_compat_config.xml
Bug: 144927670
Change-Id: Ie60575469c22c201cf1f4d4c187c03c7212dd26b
diff --git a/java/platform_compat_config.go b/java/platform_compat_config.go
index fefd0e6..715485f 100644
--- a/java/platform_compat_config.go
+++ b/java/platform_compat_config.go
@@ -19,9 +19,14 @@
)
func init() {
+ android.RegisterSingletonType("platform_compat_config_singleton", platformCompatConfigSingletonFactory)
android.RegisterModuleType("platform_compat_config", platformCompatConfigFactory)
}
+type platformCompatConfigSingleton struct {
+ metadata android.Path
+}
+
type platformCompatConfigProperties struct {
Src *string `android:"path"`
}
@@ -35,6 +40,46 @@
metadataFile android.OutputPath
}
+func (p *platformCompatConfig) compatConfigMetadata() android.OutputPath {
+ return p.metadataFile
+}
+
+type platformCompatConfigIntf interface {
+ compatConfigMetadata() android.OutputPath
+}
+
+var _ platformCompatConfigIntf = (*platformCompatConfig)(nil)
+
+// compat singleton rules
+func (p *platformCompatConfigSingleton) GenerateBuildActions(ctx android.SingletonContext) {
+
+ var compatConfigMetadata android.Paths
+
+ ctx.VisitAllModules(func(module android.Module) {
+ if c, ok := module.(platformCompatConfigIntf); ok {
+ metadata := c.compatConfigMetadata()
+ compatConfigMetadata = append(compatConfigMetadata, metadata)
+ }
+ })
+
+ if compatConfigMetadata == nil {
+ // nothing to do.
+ return
+ }
+
+ rule := android.NewRuleBuilder()
+ outputPath := android.PathForOutput(ctx, "compat_config", "merged_compat_config.xml")
+
+ rule.Command().
+ BuiltTool(ctx, "process-compat-config").
+ FlagForEachInput("--xml ", compatConfigMetadata).
+ FlagWithOutput("--merged-config ", outputPath)
+
+ rule.Build(pctx, ctx, "merged-compat-config", "Merge compat config")
+
+ p.metadata = outputPath
+}
+
func (p *platformCompatConfig) GenerateAndroidBuildActions(ctx android.ModuleContext) {
rule := android.NewRuleBuilder()
@@ -69,6 +114,10 @@
}}
}
+func platformCompatConfigSingletonFactory() android.Singleton {
+ return &platformCompatConfigSingleton{}
+}
+
func platformCompatConfigFactory() android.Module {
module := &platformCompatConfig{}
module.AddProperties(&module.properties)