Merge "rust: Add prefer_rlib property for static libstd." am: a711074817 am: 22a25d17cb (645f1201) · Commits · e / os / android_build_soong

rust/binary.go

+11 −0

Original line number	Diff line number	Diff line
		@@ -24,6 +24,10 @@ func init() {
		}

		type BinaryCompilerProperties struct {
		// Change the rustlibs linkage to select rlib linkage by default for device targets.
		// Also link libstd as an rlib as well on device targets.
		// Note: This is the default behavior for host targets.
		Prefer_rlib *bool `android:"arch_variant"`
		}

		type binaryDecorator struct {
		@@ -131,9 +135,16 @@ func (binary *binaryDecorator) coverageOutputZipPath() android.OptionalPath {

		func (binary *binaryDecorator) autoDep(ctx BaseModuleContext) autoDep {
		// Binaries default to dylib dependencies for device, rlib for host.
		if Bool(binary.Properties.Prefer_rlib) {
		return rlibAutoDep
		}
		if ctx.Device() {
		return dylibAutoDep
		} else {
		return rlibAutoDep
		}
		}

		func (binary binaryDecorator) staticStd(ctx depsContext) bool {
		return binary.baseCompiler.staticStd(ctx) \|\| Bool(binary.Properties.Prefer_rlib)
		}

+35 −0

Original line number	Diff line number	Diff line
		@@ -30,6 +30,13 @@ func TestBinaryLinkage(t *testing.T) {
		rustlibs: ["libfoo"],
		host_supported: true,
		}
		rust_binary {
		name: "rlib_linked",
		srcs: ["foo.rs"],
		rustlibs: ["libfoo"],
		host_supported: true,
		prefer_rlib: true,
		}
		rust_library {
		name: "libfoo",
		srcs: ["foo.rs"],
		@@ -49,6 +56,34 @@ func TestBinaryLinkage(t *testing.T) {
		}
		}

		// Test that prefer_rlib links in libstd statically as well as rustlibs.
		func TestBinaryPreferRlib(t *testing.T) {
		ctx := testRust(t, `
		rust_binary {
		name: "rlib_linked",
		srcs: ["foo.rs"],
		rustlibs: ["libfoo"],
		host_supported: true,
		prefer_rlib: true,
		}
		rust_library {
		name: "libfoo",
		srcs: ["foo.rs"],
		crate_name: "foo",
		host_supported: true,
		}`)

		mod := ctx.ModuleForTests("rlib_linked", "android_arm64_armv8-a").Module().(*Module)

		if !android.InList("libfoo.rlib-std", mod.Properties.AndroidMkRlibs) {
		t.Errorf("rustlibs dependency libfoo should be an rlib dep when prefer_rlib is defined")
		}

		if !android.InList("libstd", mod.Properties.AndroidMkRlibs) {
		t.Errorf("libstd dependency should be an rlib dep when prefer_rlib is defined")
		}
		}

		// Test that the path returned by HostToolPath is correct
		func TestHostToolPath(t *testing.T) {
		ctx := testRust(t, `