Make support for rust modules from Soong.

Support for rust modules built in Soong.

Bug: 136189233
Test: Test module builds.
Test: crosvm builds.
Change-Id: Idf2e4a4f760cbcee1d35fe6567ef8e12d4855094

core/base_rules.mk

@@ -884,6 +884,9 @@ ALL_DEPS.$(LOCAL_MODULE).ALL_DEPS := $(sort \
   $(LOCAL_STATIC_LIBRARIES) \
   $(LOCAL_WHOLE_STATIC_LIBRARIES) \
   $(LOCAL_SHARED_LIBRARIES) \
+  $(LOCAL_DYLIB_LIBRARIES) \
+  $(LOCAL_RLIB_LIBRARIES) \
+  $(LOCAL_PROC_MACRO_LIBRARIES) \
   $(LOCAL_HEADER_LIBRARIES) \
   $(LOCAL_STATIC_JAVA_LIBRARIES) \
   $(LOCAL_JAVA_LIBRARIES) \
@@ -906,7 +909,7 @@ $(foreach tag,$(my_module_tags),\
 ## umbrella targets used to verify builds
 ###########################################################
 j_or_n :=
-ifneq (,$(filter EXECUTABLES SHARED_LIBRARIES STATIC_LIBRARIES HEADER_LIBRARIES NATIVE_TESTS,$(LOCAL_MODULE_CLASS)))
+ifneq (,$(filter EXECUTABLES SHARED_LIBRARIES STATIC_LIBRARIES HEADER_LIBRARIES NATIVE_TESTS RLIB_LIBRARIES DYLIB_LIBRARIES PROC_MACRO_LIBRARIES,$(LOCAL_MODULE_CLASS)))
 j_or_n := native
 else
 ifneq (,$(filter JAVA_LIBRARIES APPS,$(LOCAL_MODULE_CLASS)))

core/clear_vars.mk

@@ -80,6 +80,7 @@ LOCAL_DROIDDOC_STUBS_SRCJAR :=
 LOCAL_DROIDDOC_TEMPLATE_DIR:=
 LOCAL_DROIDDOC_USE_STANDARD_DOCLET:=
 LOCAL_DX_FLAGS:=
+LOCAL_DYLIB_LIBRARIES:=
 LOCAL_EMMA_COVERAGE_FILTER:=
 LOCAL_EMMA_INSTRUMENT:=
 LOCAL_ENFORCE_USES_LIBRARIES:=
@@ -214,6 +215,7 @@ LOCAL_USE_EMBEDDED_NATIVE_LIBS:=
 LOCAL_PRESUBMIT_DISABLED:=
 LOCAL_PRIVATE_PLATFORM_APIS:=
 LOCAL_PRIVILEGED_MODULE:=
+LOCAL_PROC_MACRO_LIBRARIES:=
 # '',full,custom,disabled,obfuscation,optimization
 LOCAL_PRODUCT_MODULE:=
 # TODO(b/135957588) Remove LOCAL_PRODUCT_SERVICES_MODULE
@@ -241,6 +243,7 @@ LOCAL_REPLACE_PREBUILT_APK_INSTALLED:=
 LOCAL_REQUIRED_MODULES:=
 LOCAL_RES_LIBRARIES:=
 LOCAL_RESOURCE_DIR:=
+LOCAL_RLIB_LIBRARIES:=
 LOCAL_RMTYPEDEFS:=
 LOCAL_RRO_THEME:=
 LOCAL_RTTI_FLAG:=

core/envsetup.mk

@@ -328,6 +328,7 @@ SOONG_HOST_OUT_EXECUTABLES := $(SOONG_HOST_OUT)/bin
 
 HOST_OUT_EXECUTABLES := $(HOST_OUT)/bin
 HOST_OUT_SHARED_LIBRARIES := $(HOST_OUT)/lib64
+HOST_OUT_DYLIB_LIBRARIES := $(HOST_OUT)/lib64
 HOST_OUT_RENDERSCRIPT_BITCODE := $(HOST_OUT_SHARED_LIBRARIES)
 HOST_OUT_JAVA_LIBRARIES := $(HOST_OUT)/framework
 HOST_OUT_SDK_ADDON := $(HOST_OUT)/sdk_addon
@@ -895,7 +896,7 @@ TARGET_INSTALLER_SYSTEM_OUT := $(TARGET_INSTALLER_OUT)/root/system
   TARGET_INSTALLER_SYSTEM_OUT
 
 COMMON_MODULE_CLASSES := TARGET-NOTICE_FILES HOST-NOTICE_FILES HOST-JAVA_LIBRARIES
-PER_ARCH_MODULE_CLASSES := SHARED_LIBRARIES STATIC_LIBRARIES EXECUTABLES GYP RENDERSCRIPT_BITCODE NATIVE_TESTS HEADER_LIBRARIES
+PER_ARCH_MODULE_CLASSES := SHARED_LIBRARIES STATIC_LIBRARIES EXECUTABLES GYP RENDERSCRIPT_BITCODE NATIVE_TESTS HEADER_LIBRARIES RLIB_LIBRARIES DYLIB_LIBRARIES
 .KATI_READONLY := COMMON_MODULE_CLASSES PER_ARCH_MODULE_CLASSES
 
 ifeq ($(CALLED_FROM_SETUP),true)

core/notice_files.mk

@@ -55,7 +55,7 @@ ifdef LOCAL_INSTALLED_MODULE
   module_installed_filename := $(patsubst $(PRODUCT_OUT)/%,%,$(LOCAL_INSTALLED_MODULE))
 else
   # This module isn't installable
-  ifneq ($(filter STATIC_LIBRARIES HEADER_LIBRARIES,$(LOCAL_MODULE_CLASS)),)
+  ifneq ($(filter  STATIC_LIBRARIES RLIB_LIBRARIES PROC_MACRO_LIBRARIES HEADER_LIBRARIES,$(LOCAL_MODULE_CLASS)),)
     # Stick the static libraries with the dynamic libraries.
     # We can't use xxx_OUT_STATIC_LIBRARIES because it points into
     # device-obj or host-obj.

core/soong_rust_prebuilt.mk

@@ -0,0 +1,127 @@
+# Native prebuilt coming from Soong.
+# Extra inputs:
+# LOCAL_SOONG_UNSTRIPPED_BINARY
+
+ifneq ($(LOCAL_MODULE_MAKEFILE),$(SOONG_ANDROID_MK))
+  $(call pretty-error,soong_rust_prebuilt.mk may only be used from Soong)
+endif
+
+ifdef LOCAL_IS_HOST_MODULE
+  ifneq ($(HOST_OS),$(LOCAL_MODULE_HOST_OS))
+    my_prefix := HOST_CROSS_
+    LOCAL_HOST_PREFIX := $(my_prefix)
+  else
+    my_prefix := HOST_
+    LOCAL_HOST_PREFIX :=
+  endif
+else
+  my_prefix := TARGET_
+endif
+
+ifeq ($($(my_prefix)ARCH),$(LOCAL_MODULE_$(my_prefix)ARCH))
+  # primary arch
+  LOCAL_2ND_ARCH_VAR_PREFIX :=
+else ifeq ($($(my_prefix)2ND_ARCH),$(LOCAL_MODULE_$(my_prefix)ARCH))
+  # secondary arch
+  LOCAL_2ND_ARCH_VAR_PREFIX := $($(my_prefix)2ND_ARCH_VAR_PREFIX)
+else
+  $(call pretty-error,Unsupported LOCAL_MODULE_$(my_prefix)ARCH=$(LOCAL_MODULE_$(my_prefix)ARCH))
+endif
+
+skip_module :=
+ifeq ($(TARGET_TRANSLATE_2ND_ARCH),true)
+  ifndef LOCAL_IS_HOST_MODULE
+    ifdef LOCAL_2ND_ARCH_VAR_PREFIX
+      # Only support rlib and dylib libraries for translated arch
+      ifeq ($(filter RLIB_LIBRARIES DYLIB_LIBRARIES PROC_MACRO_LIBRARIES,$(LOCAL_MODULE_CLASS)),)
+        skip_module := true
+      endif
+    endif
+  endif
+endif
+
+
+ifndef skip_module
+
+# Don't install rlib/proc_macro libraries.
+ifndef LOCAL_UNINSTALLABLE_MODULE
+  ifneq ($(filter RLIB_LIBRARIES PROC_MACRO_LIBRARIES,$(LOCAL_MODULE_CLASS)),)
+    LOCAL_UNINSTALLABLE_MODULE := true
+  endif
+endif
+
+
+#######################################
+include $(BUILD_SYSTEM)/base_rules.mk
+#######################################
+
+# The real dependency will be added after all Android.mks are loaded and the install paths
+# of the shared libraries are determined.
+ifdef LOCAL_INSTALLED_MODULE
+  ifdef LOCAL_SHARED_LIBRARIES
+    my_shared_libraries := $(LOCAL_SHARED_LIBRARIES)
+    $(LOCAL_2ND_ARCH_VAR_PREFIX)$(my_prefix)DEPENDENCIES_ON_SHARED_LIBRARIES += \
+      $(my_register_name):$(LOCAL_INSTALLED_MODULE):$(subst $(space),$(comma),$(my_shared_libraries))
+  endif
+  ifdef LOCAL_DYLIB_LIBRARIES
+    my_dylibs := $(LOCAL_DYLIB_LIBRARIES)
+    # Treat these as shared library dependencies for installation purposes.
+    $(LOCAL_2ND_ARCH_VAR_PREFIX)$(my_prefix)DEPENDENCIES_ON_SHARED_LIBRARIES += \
+      $(my_register_name):$(LOCAL_INSTALLED_MODULE):$(subst $(space),$(comma),$(my_dylibs))
+  endif
+endif
+
+$(LOCAL_BUILT_MODULE): $(LOCAL_PREBUILT_MODULE_FILE)
+	$(transform-prebuilt-to-target)
+ifneq ($(filter EXECUTABLES,$(LOCAL_MODULE_CLASS)),)
+	$(hide) chmod +x $@
+endif
+
+ifndef LOCAL_IS_HOST_MODULE
+  ifdef LOCAL_SOONG_UNSTRIPPED_BINARY
+    my_symbol_path := $(if $(LOCAL_SOONG_SYMBOL_PATH),$(LOCAL_SOONG_SYMBOL_PATH),$(my_module_path))
+    # Store a copy with symbols for symbolic debugging
+    my_unstripped_path := $(TARGET_OUT_UNSTRIPPED)/$(patsubst $(PRODUCT_OUT)/%,%,$(my_symbol_path))
+    # drop /root as /root is mounted as /
+    my_unstripped_path := $(patsubst $(TARGET_OUT_UNSTRIPPED)/root/%,$(TARGET_OUT_UNSTRIPPED)/%, $(my_unstripped_path))
+    symbolic_output := $(my_unstripped_path)/$(my_installed_module_stem)
+    $(eval $(call copy-one-file,$(LOCAL_SOONG_UNSTRIPPED_BINARY),$(symbolic_output)))
+    $(call add-dependency,$(LOCAL_BUILT_MODULE),$(symbolic_output))
+  endif
+endif
+
+# A product may be configured to strip everything in some build variants.
+# We do the stripping as a post-install command so that LOCAL_BUILT_MODULE
+# is still with the symbols and we don't need to clean it (and relink) when
+# you switch build variant.
+ifneq ($(filter $(STRIP_EVERYTHING_BUILD_VARIANTS),$(TARGET_BUILD_VARIANT)),)
+$(LOCAL_INSTALLED_MODULE): PRIVATE_POST_INSTALL_CMD := \
+  $($(LOCAL_2ND_ARCH_VAR_PREFIX)TARGET_STRIP) --strip-all $(LOCAL_INSTALLED_MODULE)
+endif
+
+$(LOCAL_BUILT_MODULE): $(LOCAL_ADDITIONAL_DEPENDENCIES)
+
+# We don't care about installed rlib/static libraries, since the libraries have
+# already been linked into the module at that point. We do, however, care
+# about the NOTICE files for any rlib/static libraries that we use.
+# (see notice_files.mk)
+#
+# Filter out some NDK libraries that are not being exported.
+my_static_libraries := \
+    $(filter-out ndk_libc++_static ndk_libc++abi ndk_libandroid_support ndk_libunwind \
+      ndk_libc++_static.native_bridge ndk_libc++abi.native_bridge \
+      ndk_libandroid_support.native_bridge ndk_libunwind.native_bridge, \
+      $(LOCAL_STATIC_LIBRARIES))
+installed_static_library_notice_file_targets := \
+    $(foreach lib,$(my_static_libraries), \
+      NOTICE-$(if $(LOCAL_IS_HOST_MODULE),HOST$(if $(my_host_cross),_CROSS,),TARGET)-STATIC_LIBRARIES-$(lib))
+installed_static_library_notice_file_targets += \
+    $(foreach lib,$(LOCAL_RLIB_LIBRARIES), \
+      NOTICE-$(if $(LOCAL_IS_HOST_MODULE),HOST$(if $(my_host_cross),_CROSS,),TARGET)-RLIB_LIBRARIES-$(lib))
+
+$(notice_target): | $(installed_static_library_notice_file_targets)
+$(LOCAL_INSTALLED_MODULE): | $(notice_target)
+endif # !skip_module
+
+skip_module :=
+