Handle include_build_directory prop in bp2build

Test: go test cc tests
Test: generate bp2build, sync bp2build, bazel build //bionic/...
Bug: 181794963
Change-Id: I8dcef585e3025ef6f44d22430ed67b1e0429dca0

bp2build/cc_object_conversion_test.go

@@ -70,6 +70,7 @@ func TestCcObjectBp2Build(t *testing.T) {
     ],
     local_include_dirs = [
         "include",
+        ".",
     ],
     srcs = [
         "a/b/bar.h",
@@ -120,6 +121,7 @@ cc_defaults {
     ],
     local_include_dirs = [
         "include",
+        ".",
     ],
     srcs = [
         "a/b/c.c",
@@ -156,6 +158,9 @@ cc_object {
     copts = [
         "-fno-addrsig",
     ],
+    local_include_dirs = [
+        ".",
+    ],
     srcs = [
         "x/y/z.c",
     ],
@@ -167,6 +172,37 @@ cc_object {
     deps = [
         ":bar",
     ],
+    local_include_dirs = [
+        ".",
+    ],
+    srcs = [
+        "a/b/c.c",
+    ],
+)`,
+			},
+		},
+		{
+			description:                        "cc_object with include_build_dir: false",
+			moduleTypeUnderTest:                "cc_object",
+			moduleTypeUnderTestFactory:         cc.ObjectFactory,
+			moduleTypeUnderTestBp2BuildMutator: cc.ObjectBp2Build,
+			filesystem: map[string]string{
+				"a/b/c.c": "",
+				"x/y/z.c": "",
+			},
+			blueprint: `cc_object {
+    name: "foo",
+    srcs: ["a/b/c.c"],
+    include_build_directory: false,
+
+    bazel_module: { bp2build_available: true },
+}
+`,
+			expectedBazelTargets: []string{`cc_object(
+    name = "foo",
+    copts = [
+        "-fno-addrsig",
+    ],
     srcs = [
         "a/b/c.c",
     ],
@@ -262,6 +298,9 @@ func TestCcObjectConfigurableAttributesBp2Build(t *testing.T) {
         "//conditions:default": [
         ],
     }),
+    local_include_dirs = [
+        ".",
+    ],
 )`,
 			},
 		},
@@ -310,6 +349,9 @@ func TestCcObjectConfigurableAttributesBp2Build(t *testing.T) {
         "//conditions:default": [
         ],
     }),
+    local_include_dirs = [
+        ".",
+    ],
 )`,
 			},
 		},

cc/compiler.go

@@ -256,6 +256,10 @@ func (compiler *baseCompiler) compilerProps() []interface{} {
 	return []interface{}{&compiler.Properties, &compiler.Proto}
 }
 
+func (compiler *baseCompiler) includeBuildDirectory() bool {
+	return proptools.BoolDefault(compiler.Properties.Include_build_directory, true)
+}
+
 func (compiler *baseCompiler) compilerInit(ctx BaseModuleContext) {}
 
 func (compiler *baseCompiler) compilerDeps(ctx DepsContext, deps Deps) Deps {
@@ -332,8 +336,7 @@ func (compiler *baseCompiler) compilerFlags(ctx ModuleContext, flags Flags, deps
 		flags.Local.YasmFlags = append(flags.Local.YasmFlags, f)
 	}
 
-	if compiler.Properties.Include_build_directory == nil ||
+	if compiler.includeBuildDirectory() {
-		*compiler.Properties.Include_build_directory {
 		flags.Local.CommonFlags = append(flags.Local.CommonFlags, "-I"+modulePath)
 		flags.Local.YasmFlags = append(flags.Local.YasmFlags, "-I"+modulePath)
 	}

cc/object.go

@@ -160,6 +160,10 @@ func ObjectBp2Build(ctx android.TopDownMutatorContext) {
 		}
 	}
 
+	if c, ok := m.compiler.(*baseCompiler); ok && c.includeBuildDirectory() {
+		localIncludeDirs = append(localIncludeDirs, ".")
+	}
+
 	var deps bazel.LabelList
 	for _, props := range m.linker.linkerProps() {
 		if objectLinkerProps, ok := props.(*ObjectLinkerProperties); ok {