Add linkerconfig to Runtime APEX

Add linkerconfig to Runtime APEX module.

Bug: 165769179
Test: Cuttlefish boot succeeded
Change-Id: I31c4bfa2ce88b64d7100f227ec289416db253b13

apex/apex.go

@@ -2013,7 +2013,9 @@ func (a *apexBundle) checkStaticLinkingToStubLibraries(ctx android.ModuleContext
 			// The dynamic linker and crash_dump tool in the runtime APEX is the only
 			// exception to this rule. It can't make the static dependencies dynamic
 			// because it can't do the dynamic linking for itself.
-			if apexName == "com.android.runtime" && (fromName == "linker" || fromName == "crash_dump") {
+			// Same rule should be applied to linkerconfig, because it should be executed
+			// only with static linked libraries before linker is available with ld.config.txt
+			if apexName == "com.android.runtime" && (fromName == "linker" || fromName == "crash_dump" || fromName == "linkerconfig") {
 				return false
 			}
 

cc/cc.go

@@ -1074,7 +1074,7 @@ func (c *Module) ExcludeFromRecoverySnapshot() bool {
 
 func isBionic(name string) bool {
 	switch name {
-	case "libc", "libm", "libdl", "libdl_android", "linker":
+	case "libc", "libm", "libdl", "libdl_android", "linker", "linkerconfig":
 		return true
 	}
 	return false

linkerconfig/proto/Android.bp

@@ -7,6 +7,10 @@ cc_library_static {
         type: "lite",
     },
     srcs: ["linker_config.proto"],
+    apex_available: [
+        "//apex_available:platform",
+        "//apex_available:anyapex",
+    ],
 }
 
 python_library_host {