Support mixed building for cc_prebuilt_binary

Enable cc_prebuilt_binary to also take part in mixed builds.

Bug: 241415823
Test: TestPrebuiltBinaryWithBazel
Test: mixed_droid yields stats-log-api-gen under bazel-out/
Change-Id: I18b2906c91ea90370ab851a1287c2890546d633f

cc/prebuilt.go

@@ -674,9 +674,15 @@ func PrebuiltBinaryFactory() android.Module {
 	return module.Init()
 }
 
+type prebuiltBinaryBazelHandler struct {
+	module    *Module
+	decorator *binaryDecorator
+}
+
 func NewPrebuiltBinary(hod android.HostOrDeviceSupported) (*Module, *binaryDecorator) {
-	module, binary := newBinary(hod, false)
+	module, binary := newBinary(hod, true)
 	module.compiler = nil
+	module.bazelHandler = &prebuiltBinaryBazelHandler{module, binary}
 
 	prebuilt := &prebuiltBinaryLinker{
 		binaryDecorator: binary,
@@ -690,6 +696,29 @@ func NewPrebuiltBinary(hod android.HostOrDeviceSupported) (*Module, *binaryDecor
 	return module, binary
 }
 
+var _ BazelHandler = (*prebuiltBinaryBazelHandler)(nil)
+
+func (h *prebuiltBinaryBazelHandler) QueueBazelCall(ctx android.BaseModuleContext, label string) {
+	bazelCtx := ctx.Config().BazelContext
+	bazelCtx.QueueBazelRequest(label, cquery.GetOutputFiles, android.GetConfigKey(ctx))
+}
+
+func (h *prebuiltBinaryBazelHandler) ProcessBazelQueryResponse(ctx android.ModuleContext, label string) {
+	bazelCtx := ctx.Config().BazelContext
+	outputs, err := bazelCtx.GetOutputFiles(label, android.GetConfigKey(ctx))
+	if err != nil {
+		ctx.ModuleErrorf(err.Error())
+		return
+	}
+	if len(outputs) != 1 {
+		ctx.ModuleErrorf("Expected a single output for `%s`, but got:\n%v", label, outputs)
+		return
+	}
+	out := android.PathForBazelOut(ctx, outputs[0])
+	h.module.outputFile = android.OptionalPathForPath(out)
+	h.module.maybeUnhideFromMake()
+}
+
 type bazelPrebuiltBinaryAttributes struct {
 	Src   bazel.LabelAttribute
 	Strip stripAttributes

cc/prebuilt_test.go

@@ -683,3 +683,27 @@ cc_prebuilt_binary {
 }`
 	testCcError(t, `Android.bp:4:6: module "bintest" variant "android_arm64_armv8-a": srcs: multiple prebuilt source files`, bp)
 }
+
+func TestPrebuiltBinaryWithBazel(t *testing.T) {
+	const bp = `
+cc_prebuilt_binary {
+	name: "bintest",
+	srcs: ["bin"],
+	bazel_module: { label: "//bin/foo:foo" },
+}`
+	const outBaseDir = "outputbase"
+	const expectedOut = outBaseDir + "/execroot/__main__/bin"
+	config := TestConfig(t.TempDir(), android.Android, nil, bp, nil)
+	config.BazelContext = android.MockBazelContext{
+		OutputBaseDir:      outBaseDir,
+		LabelToOutputFiles: map[string][]string{"//bin/foo:foo": []string{"bin"}},
+	}
+	ctx := testCcWithConfig(t, config)
+	bin := ctx.ModuleForTests("bintest", "android_arm64_armv8-a").Module().(*Module)
+	out := bin.OutputFile()
+	if !out.Valid() {
+		t.Error("Invalid output file")
+		return
+	}
+	android.AssertStringEquals(t, "output file", expectedOut, out.String())
+}