Merge "Implement sysprop type checker" am: ac66c74a58

Change-Id: I1bb2c3c44373d70ff50b6415f922adfb812115a9

sysprop/sysprop_library.go

@@ -18,6 +18,7 @@ import (
 	"fmt"
 	"io"
 	"path"
+	"sync"
 
 	"github.com/google/blueprint"
 	"github.com/google/blueprint/proptools"
@@ -154,8 +155,21 @@ type syspropLibraryProperties struct {
 var (
 	pctx         = android.NewPackageContext("android/soong/sysprop")
 	syspropCcTag = dependencyTag{name: "syspropCc"}
+
+	syspropLibrariesKey  = android.NewOnceKey("syspropLibraries")
+	syspropLibrariesLock sync.Mutex
 )
 
+func syspropLibraries(config android.Config) *[]string {
+	return config.Once(syspropLibrariesKey, func() interface{} {
+		return &[]string{}
+	}).(*[]string)
+}
+
+func SyspropLibraries(config android.Config) []string {
+	return append([]string{}, *syspropLibraries(config)...)
+}
+
 func init() {
 	android.RegisterModuleType("sysprop_library", syspropLibraryFactory)
 }
@@ -195,6 +209,10 @@ func (m *syspropLibrary) HasPublicStub() bool {
 	return proptools.Bool(m.properties.Public_stub)
 }
 
+func (m *syspropLibrary) CurrentSyspropApiFile() android.Path {
+	return m.currentApiFile
+}
+
 func (m *syspropLibrary) GenerateAndroidBuildActions(ctx android.ModuleContext) {
 	baseModuleName := m.BaseModuleName()
 
@@ -463,6 +481,12 @@ func syspropLibraryHook(ctx android.LoadHookContext, m *syspropLibrary) {
 			Stem:        proptools.StringPtr(m.BaseModuleName()),
 		})
 	}
+
+	syspropLibrariesLock.Lock()
+	defer syspropLibrariesLock.Unlock()
+
+	libraries := syspropLibraries(ctx.Config())
+	*libraries = append(*libraries, ctx.ModuleName())
 }
 
 func syspropDepsMutator(ctx android.BottomUpMutatorContext) {