Use excludes from OS axis for OsAndInApex

The axis for OS and in APEX was previously ignoring the excludes from
OS, which would result in excludes for non-Android OSes being
incorrectly ignored.

Test: go test Soong tests
Test: b build //hardware/libhardware:all
Bug: 260131489
Change-Id: Ie77f763bea0f473ac69a0c6b6bc3216e7359ad12

4 files changed, 84 insertions, 0 deletions

diff --git a/bazel/configurability.go b/bazel/configurability.go
index a93aa000a..3f4cc735f 100644
--- a/bazel/configurability.go
+++ b/bazel/configurability.go
@@ -203,6 +203,11 @@ var (
 	osAndInApexMap = map[string]string{
 		AndroidAndInApex:           "//build/bazel/rules/apex:android-in_apex",
 		AndroidAndNonApex:          "//build/bazel/rules/apex:android-non_apex",
+		osDarwin:                   "//build/bazel/platforms/os:darwin",
+		osLinux:                    "//build/bazel/platforms/os:linux",
+		osLinuxMusl:                "//build/bazel/platforms/os:linux_musl",
+		osLinuxBionic:              "//build/bazel/platforms/os:linux_bionic",
+		osWindows:                  "//build/bazel/platforms/os:windows",
 		ConditionsDefaultConfigKey: ConditionsDefaultSelectKey,
 	}
 
diff --git a/bazel/properties.go b/bazel/properties.go
index 823cda8b2..ee9609aa3 100644
--- a/bazel/properties.go
+++ b/bazel/properties.go
@@ -843,6 +843,26 @@ func (lla *LabelListAttribute) Exclude(axis ConfigurationAxis, config string, la
 // ResolveExcludes handles excludes across the various axes, ensuring that items are removed from
 // the base value and included in default values as appropriate.
 func (lla *LabelListAttribute) ResolveExcludes() {
+	// If there are OsAndInApexAxis, we need to use
+	//   * includes from the OS & in APEX Axis for non-Android configs for libraries that need to be
+	//     included in non-Android OSes
+	//   * excludes from the OS Axis for non-Android configs, to exclude libraries that should _not_
+	//     be included in the non-Android OSes
+	if _, ok := lla.ConfigurableValues[OsAndInApexAxis]; ok {
+		inApexLabels := lla.ConfigurableValues[OsAndInApexAxis][ConditionsDefaultConfigKey]
+		for config, labels := range lla.ConfigurableValues[OsConfigurationAxis] {
+			// OsAndroid has already handled its excludes.
+			// We only need to copy the excludes from other arches, so if there are none, skip it.
+			if config == OsAndroid || len(labels.Excludes) == 0 {
+				continue
+			}
+			lla.ConfigurableValues[OsAndInApexAxis][config] = LabelList{
+				Includes: inApexLabels.Includes,
+				Excludes: labels.Excludes,
+			}
+		}
+	}
+
 	for axis, configToLabels := range lla.ConfigurableValues {
 		baseLabels := lla.Value.deepCopy()
 		for config, val := range configToLabels {
diff --git a/bp2build/cc_library_conversion_test.go b/bp2build/cc_library_conversion_test.go
index 4c86374b5..61acf6833 100644
--- a/bp2build/cc_library_conversion_test.go
+++ b/bp2build/cc_library_conversion_test.go
@@ -2976,6 +2976,63 @@ cc_library {
 	})
 }
 
+func TestCcLibraryExcludesLibsHost(t *testing.T) {
+	runCcLibraryTestCase(t, Bp2buildTestCase{
+		ModuleTypeUnderTest:        "cc_library",
+		ModuleTypeUnderTestFactory: cc.LibraryFactory,
+		Filesystem: map[string]string{
+			"bar.map.txt": "",
+		},
+		Blueprint: simpleModuleDoNotConvertBp2build("cc_library", "bazlib") + `
+cc_library {
+	name: "quxlib",
+	stubs: { symbol_file: "bar.map.txt", versions: ["current"] },
+	bazel_module: { bp2build_available: false },
+}
+cc_library {
+	name: "barlib",
+	stubs: { symbol_file: "bar.map.txt", versions: ["28", "29", "current"] },
+	bazel_module: { bp2build_available: false },
+}
+cc_library {
+	name: "foolib",
+	shared_libs: ["barlib", "quxlib"],
+	target: {
+		host: {
+			shared_libs: ["bazlib"],
+			exclude_shared_libs: ["barlib"],
+		},
+	},
+	include_build_directory: false,
+	bazel_module: { bp2build_available: true },
+}`,
+		ExpectedBazelTargets: makeCcLibraryTargets("foolib", AttrNameToString{
+			"implementation_dynamic_deps": `select({
+        "//build/bazel/platforms/os:darwin": [":bazlib"],
+        "//build/bazel/platforms/os:linux": [":bazlib"],
+        "//build/bazel/platforms/os:linux_bionic": [":bazlib"],
+        "//build/bazel/platforms/os:linux_musl": [":bazlib"],
+        "//build/bazel/platforms/os:windows": [":bazlib"],
+        "//conditions:default": [],
+    }) + select({
+        "//build/bazel/platforms/os:darwin": [":quxlib"],
+        "//build/bazel/platforms/os:linux": [":quxlib"],
+        "//build/bazel/platforms/os:linux_bionic": [":quxlib"],
+        "//build/bazel/platforms/os:linux_musl": [":quxlib"],
+        "//build/bazel/platforms/os:windows": [":quxlib"],
+        "//build/bazel/rules/apex:android-in_apex": [
+            ":barlib_stub_libs_current",
+            ":quxlib_stub_libs_current",
+        ],
+        "//conditions:default": [
+            ":barlib",
+            ":quxlib",
+        ],
+    })`,
+		}),
+	})
+}
+
 func TestCcLibraryEscapeLdflags(t *testing.T) {
 	runCcLibraryTestCase(t, Bp2buildTestCase{
 		ModuleTypeUnderTest:        "cc_library",
diff --git a/bp2build/testing.go b/bp2build/testing.go
index 37508047e..0f1a8b237 100644
--- a/bp2build/testing.go
+++ b/bp2build/testing.go
@@ -90,6 +90,7 @@ type Bp2buildTestCase struct {
 }
 
 func RunBp2BuildTestCase(t *testing.T, registerModuleTypes func(ctx android.RegistrationContext), tc Bp2buildTestCase) {
+	t.Helper()
 	bp2buildSetup := func(ctx *android.TestContext) {
 		registerModuleTypes(ctx)
 		ctx.RegisterForBazelConversion()
@@ -98,6 +99,7 @@ func RunBp2BuildTestCase(t *testing.T, registerModuleTypes func(ctx android.Regi
 }
 
 func RunApiBp2BuildTestCase(t *testing.T, registerModuleTypes func(ctx android.RegistrationContext), tc Bp2buildTestCase) {
+	t.Helper()
 	apiBp2BuildSetup := func(ctx *android.TestContext) {
 		registerModuleTypes(ctx)
 		ctx.RegisterForApiBazelConversion()