Merge "rust: Bundle Rust shared dependencies in fuzzers"
diff --git a/cc/cc.go b/cc/cc.go
index f2c8525..a7d6ff5 100644
--- a/cc/cc.go
+++ b/cc/cc.go
@@ -1077,6 +1077,10 @@
return false
}
+func (c *Module) RustLibraryInterface() bool {
+ return false
+}
+
func (c *Module) IsFuzzModule() bool {
if _, ok := c.compiler.(*fuzzBinary); ok {
return true
diff --git a/cc/fuzz.go b/cc/fuzz.go
index c897501..636ad85 100644
--- a/cc/fuzz.go
+++ b/cc/fuzz.go
@@ -535,6 +535,17 @@
})
ctx.WalkDeps(func(child, parent android.Module) bool {
+
+ // If this is a Rust module which is not rust_ffi_shared, we still want to bundle any transitive
+ // shared dependencies (even for rust_ffi_static)
+ if rustmod, ok := child.(LinkableInterface); ok && rustmod.RustLibraryInterface() && !rustmod.Shared() {
+ if recursed[ctx.OtherModuleName(child)] {
+ return false
+ }
+ recursed[ctx.OtherModuleName(child)] = true
+ return true
+ }
+
if !IsValidSharedDependency(child) {
return false
}
diff --git a/cc/linkable.go b/cc/linkable.go
index 557f5d2..976a382 100644
--- a/cc/linkable.go
+++ b/cc/linkable.go
@@ -100,6 +100,9 @@
CcLibrary() bool
CcLibraryInterface() bool
+ // RustLibraryInterface returns true if this is a Rust library module
+ RustLibraryInterface() bool
+
// BaseModuleName returns the android.ModuleBase.BaseModuleName() value for this module.
BaseModuleName() string
diff --git a/rust/fuzz_test.go b/rust/fuzz_test.go
index 7fa9f5c..0aecf61 100644
--- a/rust/fuzz_test.go
+++ b/rust/fuzz_test.go
@@ -19,6 +19,7 @@
"testing"
"android/soong/android"
+ "android/soong/cc"
)
func TestRustFuzz(t *testing.T) {
@@ -59,3 +60,68 @@
t.Errorf("rust_fuzz dependent library does not contain the expected flags (sancov-module, cfg fuzzing).")
}
}
+
+func TestRustFuzzDepBundling(t *testing.T) {
+ ctx := testRust(t, `
+ cc_library {
+ name: "libcc_transitive_dep",
+ }
+ cc_library {
+ name: "libcc_direct_dep",
+ }
+ rust_library {
+ name: "libtest_fuzzing",
+ crate_name: "test_fuzzing",
+ srcs: ["foo.rs"],
+ shared_libs: ["libcc_transitive_dep"],
+ }
+ rust_fuzz {
+ name: "fuzz_libtest",
+ srcs: ["foo.rs"],
+ rustlibs: ["libtest_fuzzing"],
+ shared_libs: ["libcc_direct_dep"],
+ }
+ `)
+
+ fuzz_libtest := ctx.ModuleForTests("fuzz_libtest", "android_arm64_armv8-a_fuzzer").Module().(*Module)
+
+ if !strings.Contains(fuzz_libtest.FuzzSharedLibraries().String(), ":libcc_direct_dep.so") {
+ t.Errorf("rust_fuzz does not contain the expected bundled direct shared libs ('libcc_direct_dep'): %#v", fuzz_libtest.FuzzSharedLibraries().String())
+ }
+ if !strings.Contains(fuzz_libtest.FuzzSharedLibraries().String(), ":libcc_transitive_dep.so") {
+ t.Errorf("rust_fuzz does not contain the expected bundled transitive shared libs ('libcc_transitive_dep'): %#v", fuzz_libtest.FuzzSharedLibraries().String())
+ }
+}
+
+func TestCCFuzzDepBundling(t *testing.T) {
+ ctx := testRust(t, `
+ cc_library {
+ name: "libcc_transitive_dep",
+ }
+ rust_ffi {
+ name: "libtest_fuzzing",
+ crate_name: "test_fuzzing",
+ srcs: ["foo.rs"],
+ shared_libs: ["libcc_transitive_dep"],
+ }
+ cc_fuzz {
+ name: "fuzz_shared_libtest",
+ shared_libs: ["libtest_fuzzing"],
+ }
+ cc_fuzz {
+ name: "fuzz_static_libtest",
+ static_libs: ["libtest_fuzzing"],
+ }
+
+ `)
+
+ fuzz_shared_libtest := ctx.ModuleForTests("fuzz_shared_libtest", "android_arm64_armv8-a_fuzzer").Module().(cc.LinkableInterface)
+ fuzz_static_libtest := ctx.ModuleForTests("fuzz_static_libtest", "android_arm64_armv8-a_fuzzer").Module().(cc.LinkableInterface)
+
+ if !strings.Contains(fuzz_shared_libtest.FuzzSharedLibraries().String(), ":libcc_transitive_dep.so") {
+ t.Errorf("cc_fuzz does not contain the expected bundled transitive shared libs from rust_ffi_shared ('libcc_transitive_dep'): %#v", fuzz_shared_libtest.FuzzSharedLibraries().String())
+ }
+ if !strings.Contains(fuzz_static_libtest.FuzzSharedLibraries().String(), ":libcc_transitive_dep.so") {
+ t.Errorf("cc_fuzz does not contain the expected bundled transitive shared libs from rust_ffi_static ('libcc_transitive_dep'): %#v", fuzz_static_libtest.FuzzSharedLibraries().String())
+ }
+}
diff --git a/rust/rust.go b/rust/rust.go
index 4324ecb..e524c9f 100644
--- a/rust/rust.go
+++ b/rust/rust.go
@@ -631,6 +631,15 @@
return false
}
+func (mod *Module) RustLibraryInterface() bool {
+ if mod.compiler != nil {
+ if _, ok := mod.compiler.(libraryInterface); ok {
+ return true
+ }
+ }
+ return false
+}
+
func (mod *Module) IsFuzzModule() bool {
if _, ok := mod.compiler.(*fuzzDecorator); ok {
return true