diff options
Diffstat (limited to 'utils/ipc/mojo/public/tools/bindings/mojom.gni')
| -rw-r--r-- | utils/ipc/mojo/public/tools/bindings/mojom.gni | 845 |
1 files changed, 449 insertions, 396 deletions
diff --git a/utils/ipc/mojo/public/tools/bindings/mojom.gni b/utils/ipc/mojo/public/tools/bindings/mojom.gni index fe2a1da3..3f6e54e0 100644 --- a/utils/ipc/mojo/public/tools/bindings/mojom.gni +++ b/utils/ipc/mojo/public/tools/bindings/mojom.gni @@ -1,25 +1,28 @@ -# Copyright 2014 The Chromium Authors. All rights reserved. +# Copyright 2014 The Chromium Authors # Use of this source code is governed by a BSD-style license that can be # found in the LICENSE file. -import("//build/config/python.gni") import("//third_party/closure_compiler/closure_args.gni") import("//third_party/closure_compiler/compile_js.gni") import("//third_party/protobuf/proto_library.gni") +import("//ui/webui/resources/tools/generate_grd.gni") import("//ui/webui/webui_features.gni") +import("//build/config/cast.gni") + # TODO(rockot): Maybe we can factor these dependencies out of //mojo. They're # used to conditionally enable message ID scrambling in a way which is # consistent across toolchains and which is affected by branded vs non-branded # Chrome builds. Ideally we could create some generic knobs here that could be # flipped elsewhere though. import("//build/config/chrome_build.gni") -import("//build/config/chromecast_build.gni") import("//build/config/chromeos/ui_mode.gni") +import("//build/config/features.gni") import("//build/config/nacl/config.gni") import("//build/toolchain/kythe.gni") import("//components/nacl/features.gni") import("//third_party/jinja2/jinja2.gni") +import("//third_party/ply/ply.gni") import("//tools/ipc_fuzzer/ipc_fuzzer.gni") declare_args() { # Indicates whether typemapping should be supported in this build @@ -34,21 +37,30 @@ declare_args() { # Controls message ID scrambling behavior. If |true|, message IDs are # scrambled (i.e. randomized based on the contents of //chrome/VERSION) on - # non-Chrome OS desktop platforms. Set to |false| to disable message ID - # scrambling on all platforms. - enable_mojom_message_id_scrambling = true + # non-Chrome OS desktop platforms. Enabled on official builds by default. + # Set to |true| to enable message ID scrambling on a specific build. + # See also `enable_scrambled_message_ids` below for more details. + enable_mojom_message_id_scrambling = is_official_build + + # Enables generating javascript fuzzing-related code and the bindings for the + # MojoLPM fuzzer targets. Off by default. + enable_mojom_fuzzer = false # Enables Closure compilation of generated JS lite bindings. In environments # where compilation is supported, any mojom target "foo" will also have a # corresponding "foo_js_library_for_compile" target generated. - enable_mojom_closure_compile = enable_js_type_check && optimize_webui - - # Enables generating Typescript bindings and compiling them to JS bindings. - enable_typescript_bindings = false + if (is_chromeos_ash) { + enable_mojom_closure_compile = enable_js_type_check && optimize_webui + } +} - # Enables generating javascript fuzzing-related code and the bindings for the - # MojoLPM fuzzer targets. Off by default. - enable_mojom_fuzzer = false +# Closure libraries are needed for mojom_closure_compile, and when +# js_type_check is enabled on Ash. +if (is_chromeos_ash) { + generate_mojom_closure_libraries = + enable_mojom_closure_compile || enable_js_type_check +} else { + generate_mojom_closure_libraries = false } # NOTE: We would like to avoid scrambling message IDs where it doesn't add @@ -69,9 +81,8 @@ declare_args() { # lacros-chrome switches to target_os="chromeos" enable_scrambled_message_ids = enable_mojom_message_id_scrambling && - (is_mac || is_win || - (is_linux && !is_chromeos_ash && !is_chromecast && !is_chromeos_lacros) || - ((enable_nacl || is_nacl || is_nacl_nonsfi) && + (is_mac || is_win || (is_linux && !is_castos) || + ((enable_nacl || is_nacl) && (target_os != "chromeos" && !chromeos_is_browser_only))) _mojom_tools_root = "//mojo/public/tools" @@ -80,7 +91,9 @@ mojom_parser_script = "$_mojom_tools_root/mojom/mojom_parser.py" mojom_parser_sources = [ "$_mojom_library_root/__init__.py", "$_mojom_library_root/error.py", + "$_mojom_library_root/fileutil.py", "$_mojom_library_root/generate/__init__.py", + "$_mojom_library_root/generate/check.py", "$_mojom_library_root/generate/generator.py", "$_mojom_library_root/generate/module.py", "$_mojom_library_root/generate/pack.py", @@ -88,21 +101,32 @@ mojom_parser_sources = [ "$_mojom_library_root/generate/translate.py", "$_mojom_library_root/parse/__init__.py", "$_mojom_library_root/parse/ast.py", + "$_mojom_library_root/parse/conditional_features.py", "$_mojom_library_root/parse/lexer.py", "$_mojom_library_root/parse/parser.py", + "//tools/diagnosis/crbug_1001171.py", ] mojom_generator_root = "$_mojom_tools_root/bindings" mojom_generator_script = "$mojom_generator_root/mojom_bindings_generator.py" mojom_generator_sources = mojom_parser_sources + [ + "$mojom_generator_root/checks/__init__.py", + "$mojom_generator_root/checks/mojom_attributes_check.py", + "$mojom_generator_root/checks/mojom_definitions_check.py", + "$mojom_generator_root/checks/mojom_interface_feature_check.py", + "$mojom_generator_root/checks/mojom_restrictions_check.py", + "$mojom_generator_root/generators/__init__.py", "$mojom_generator_root/generators/cpp_util.py", "$mojom_generator_root/generators/mojom_cpp_generator.py", "$mojom_generator_root/generators/mojom_java_generator.py", - "$mojom_generator_root/generators/mojom_mojolpm_generator.py", "$mojom_generator_root/generators/mojom_js_generator.py", + "$mojom_generator_root/generators/mojom_mojolpm_generator.py", "$mojom_generator_root/generators/mojom_ts_generator.py", "$mojom_generator_script", + "//build/action_helpers.py", + "//build/gn_helpers.py", + "//build/zip_helpers.py", ] if (enable_scrambled_message_ids) { @@ -243,12 +267,16 @@ if (enable_scrambled_message_ids) { # |cpp_only| is set to true, it overrides this to prevent generation of # Java bindings. # -# enable_fuzzing (optional) +# enable_js_fuzzing (optional) +# Enables generation of javascript fuzzing sources for the target if the +# global build arg |enable_mojom_fuzzer| is also set to |true|. +# Defaults to |true|. If JS fuzzing generation is enabled for a target, +# the target will always generate JS bindings even if |cpp_only| is set to +# |true|. See note above. +# +# enable_mojolpm_fuzzing (optional) # Enables generation of fuzzing sources for the target if the global build -# arg |enable_mojom_fuzzer| is also set to |true|. Defaults to |true|. If -# fuzzing generation is enabled for a target, the target will always -# generate JS bindings even if |cpp_only| is set to |true|. See note -# above. +# arg |enable_mojom_fuzzer| is also set to |true|. Defaults to |true|. # # support_lazy_serialization (optional) # If set to |true|, generated C++ bindings will effectively prefer to @@ -310,8 +338,15 @@ if (enable_scrambled_message_ids) { # correct dependency order. Note that this only has an effect if # the |enable_mojom_closure_compile| global arg is set to |true| as well. # -# use_typescript_sources (optional) -# Uses the Typescript generator to generate JavaScript bindings. +# generate_webui_js_bindings (optional) +# Generate WebUI bindings in JavaScript rather than TypeScript. Defaults +# to false. ChromeOS only parameter. +# +# generate_legacy_js_bindings (optional) +# Generate js_data_deps target containing legacy JavaScript bindings files +# for Blink tests and other non-WebUI users when generating TypeScript +# bindings for WebUI. Ignored if generate_webui_js_bindings is set to +# true. # # js_generate_struct_deserializers (optional) # Generates JS deerialize methods for structs. @@ -323,17 +358,23 @@ if (enable_scrambled_message_ids) { # webui_module_path (optional) # The path or URL at which modules generated by this target will be # accessible to WebUI pages. This may either be an absolute path or -# a full URL path starting with "chrome://resources/mojo". +# a full URL path starting with "chrome://resources/mojo". If this path +# is not specified, WebUI bindings will not be generated. # # If an absolute path, a WebUI page may only import these modules if -# they are manually packaged and mapped independently by that page's -# WebUIDataSource. The mapped path must match the path given here. +# they are added to that page's data source (usually by adding the +# modules to the mojo_files list for build_webui(), or by listing the +# files as inputs to the page's ts_library() and/or generate_grd() build +# steps. # # If this is is instead a URL string starting with -# "chrome://resources/mojo", the generated resources must be added to -# content_resources.grd and registered with -# content::SharedResourcesDataSource with a corresponding path, at which -# point they will be made available to all WebUI pages at the given URL. +# "chrome://resources/mojo", the resulting bindings files should +# be added to one of the lists in ui/webui/resources/mojo/BUILD.gn, +# at which point they will be made available to all WebUI pages at the +# given URL. +# +# Note: WebUI module bindings are generated in TypeScript by default, +# unless |generate_webui_js_bindings| is specified as true. # # The following parameters are used to support the component build. They are # needed so that bindings which are linked with a component can use the same @@ -402,16 +443,41 @@ if (enable_scrambled_message_ids) { # should be mapped in generated bindings. This is a string like # "::base::Value" or "std::vector<::base::Value>". # -# move_only (optional) -# A boolean value (default false) which indicates whether the C++ -# type is move-only. If true, generated bindings will pass the type -# by value and use std::move() at call sites. -# # copyable_pass_by_value (optional) # A boolean value (default false) which effectively indicates # whether the C++ type is very cheap to copy. If so, generated # bindings will pass by value but not use std::move() at call sites. # +# default_constructible (optional) +# A boolean value (default true) which indicates whether the C++ +# type is default constructible. If a C++ type is not default +# constructible (e.g. the implementor of the type prefers not to +# publicly expose a default constructor that creates an object in an +# invalid state), Mojo will instead construct C++ type with an +# argument of the type `mojo::DefaultConstruct::Tag` (essentially a +# passkey-like type specifically for this use case). +# +# force_serialize (optional) +# A boolean value (default false) which disables lazy serialization +# of the typemapped type if lazy serialization is enabled for the +# mojom target applying this typemap. +# +# forward_declaration (optional) +# A forward declaration of the C++ type, which bindings that don't +# need the full type definition can use to reduce the size of +# the generated code. This is a string like +# "namespace base { class Value; }". +# +# hashable (optional) +# A boolean value (default false) indicating whether the C++ type is +# hashable. Set to true if true AND needed (i.e. you need to use the +# type as the key of a mojom map). +# +# move_only (optional) +# A boolean value (default false) which indicates whether the C++ +# type is move-only. If true, generated bindings will pass the type +# by value and use std::move() at call sites. +# # nullable_is_same_type (optional) # A boolean value (default false) which indicates that the C++ type # has some baked-in semantic notion of a "null" state. If true, the @@ -421,16 +487,6 @@ if (enable_scrambled_message_ids) { # type with absl::optional, and null values are simply # absl::nullopt. # -# hashable (optional) -# A boolean value (default false) indicating whether the C++ type is -# hashable. Set to true if true AND needed (i.e. you need to use the -# type as the key of a mojom map). -# -# force_serialize (optional) -# A boolean value (default false) which disables lazy serialization -# of the typemapped type if lazy serialization is enabled for the -# mojom target applying this typemap. -# # Additional typemap scope parameters: # # traits_headers (optional) @@ -621,20 +677,26 @@ template("mojom") { build_metadata_filename = "$target_gen_dir/$target_name.build_metadata" build_metadata = { } - build_metadata.sources = rebase_path(sources_list) + build_metadata.sources = rebase_path(sources_list, target_gen_dir) build_metadata.deps = [] foreach(dep, all_deps) { dep_target_gen_dir = get_label_info(dep, "target_gen_dir") dep_name = get_label_info(dep, "name") build_metadata.deps += - [ rebase_path("$dep_target_gen_dir/$dep_name.build_metadata") ] + [ rebase_path("$dep_target_gen_dir/$dep_name.build_metadata", + target_gen_dir) ] } write_file(build_metadata_filename, build_metadata, "json") - generate_fuzzing = - (!defined(invoker.enable_fuzzing) || invoker.enable_fuzzing) && + generate_js_fuzzing = + (!defined(invoker.enable_js_fuzzing) || invoker.enable_js_fuzzing) && enable_mojom_fuzzer && (!defined(invoker.testonly) || !invoker.testonly) + generate_mojolpm_fuzzing = + (!defined(invoker.enable_mojolpm_fuzzing) || + invoker.enable_mojolpm_fuzzing) && enable_mojom_fuzzer && + (!defined(invoker.testonly) || !invoker.testonly) + parser_target_name = "${target_name}__parser" parser_deps = [] foreach(dep, all_deps) { @@ -665,30 +727,34 @@ template("mojom") { "is_chromeos", "is_chromeos_ash", ] + } else if (is_chromeos_lacros) { + enabled_features += [ + "is_chromeos", + "is_chromeos_lacros", + ] } else if (is_fuchsia) { enabled_features += [ "is_fuchsia" ] } else if (is_ios) { enabled_features += [ "is_ios" ] - } else if (is_linux || is_chromeos_lacros) { + } else if (is_linux) { enabled_features += [ "is_linux" ] - if (is_chromeos_lacros) { - enabled_features += [ - "is_chromeos", - "is_chromeos_lacros", - ] - } } else if (is_mac) { enabled_features += [ "is_mac" ] } else if (is_win) { enabled_features += [ "is_win" ] } - # TODO(crbug.com/1194274): Investigate nondeterminism in Py3 builds. - python2_action(parser_target_name) { + if (is_apple) { + enabled_features += [ "is_apple" ] + } + + action(parser_target_name) { + allow_remote = true + custom_processor = "mojom_parser" script = mojom_parser_script - inputs = mojom_parser_sources + [ build_metadata_filename ] + inputs = mojom_parser_sources + ply_sources + [ build_metadata_filename ] sources = sources_list - deps = parser_deps + public_deps = parser_deps outputs = [] foreach(base_path, output_file_base_paths) { filename = get_path_info(base_path, "file") @@ -698,31 +764,35 @@ template("mojom") { filelist = [] foreach(source, sources_list) { - filelist += [ rebase_path(source) ] + filelist += [ rebase_path(source, root_build_dir) ] } - response_file_contents = filelist + + # Workaround for https://github.com/ninja-build/ninja/issues/1966. + rsp_file = "$target_gen_dir/${target_name}.rsp" + write_file(rsp_file, filelist) + inputs += [ rsp_file ] args = [ # Resolve relative input mojom paths against both the root src dir and # the root gen dir. "--input-root", - rebase_path("//."), + rebase_path("//.", root_build_dir), "--input-root", - rebase_path(root_gen_dir), + rebase_path(root_gen_dir, root_build_dir), "--output-root", - rebase_path(root_gen_dir), + rebase_path(root_gen_dir, root_build_dir), - "--mojom-file-list={{response_file_name}}", + "--mojom-file-list=" + rebase_path(rsp_file, root_build_dir), "--check-imports", - rebase_path(build_metadata_filename), + rebase_path(build_metadata_filename, root_build_dir), ] if (defined(invoker.input_root_override)) { args += [ "--input-root", - rebase_path(invoker.input_root_override), + rebase_path(invoker.input_root_override, root_build_dir), ] } @@ -738,6 +808,13 @@ template("mojom") { "--add-module-metadata", "webui_module_path=${invoker.webui_module_path}", ] + if (defined(invoker.generate_webui_js_bindings) && + invoker.generate_webui_js_bindings) { + args += [ + "--add-module-metadata", + "generate_webui_js=True", + ] + } } } } @@ -819,11 +896,12 @@ template("mojom") { } } - # TODO(crbug.com/1194274): Investigate nondeterminism in Py3 builds. - python2_action(generator_cpp_message_ids_target_name) { + action(generator_cpp_message_ids_target_name) { + allow_remote = true script = mojom_generator_script inputs = mojom_generator_sources + jinja2_sources - sources = sources_list + sources = sources_list + + [ "$root_gen_dir/mojo/public/tools/bindings/cpp_templates.zip" ] deps = [ ":$parser_target_name", "//mojo/public/tools/bindings:precompile_templates", @@ -835,16 +913,22 @@ template("mojom") { args = common_generator_args filelist = [] foreach(source, sources_list) { - filelist += [ rebase_path("$source", root_build_dir) ] + filelist += [ rebase_path(source, root_build_dir) ] } foreach(base_path, output_file_base_paths) { + filename = get_path_info(base_path, "file") + dirname = get_path_info(base_path, "dir") + inputs += [ "$root_gen_dir/$dirname/${filename}-module" ] outputs += [ "$root_gen_dir/$base_path-shared-message-ids.h" ] } - response_file_contents = filelist + # Workaround for https://github.com/ninja-build/ninja/issues/1966. + rsp_file = "$target_gen_dir/${target_name}.rsp" + write_file(rsp_file, filelist) + inputs += [ rsp_file ] args += [ - "--filelist={{response_file_name}}", + "--filelist=" + rebase_path(rsp_file, root_build_dir), "--generate_non_variant_code", "--generate_message_ids", "-g", @@ -860,12 +944,13 @@ template("mojom") { generator_shared_target_name = "${target_name}_shared__generator" - # TODO(crbug.com/1194274): Investigate nondeterminism in Py3 builds. - python2_action(generator_shared_target_name) { + action(generator_shared_target_name) { + allow_remote = true visibility = [ ":*" ] script = mojom_generator_script inputs = mojom_generator_sources + jinja2_sources - sources = sources_list + sources = sources_list + + [ "$root_gen_dir/mojo/public/tools/bindings/cpp_templates.zip" ] deps = [ ":$parser_target_name", "//mojo/public/tools/bindings:precompile_templates", @@ -878,10 +963,16 @@ template("mojom") { args = common_generator_args filelist = [] foreach(source, sources_list) { - filelist += [ rebase_path("$source", root_build_dir) ] + filelist += [ rebase_path(source, root_build_dir) ] } foreach(base_path, output_file_base_paths) { + # Need the mojom-module as an input to this action. + filename = get_path_info(base_path, "file") + dirname = get_path_info(base_path, "dir") + inputs += [ "$root_gen_dir/$dirname/${filename}-module" ] + outputs += [ + "$root_gen_dir/$base_path-features.h", "$root_gen_dir/$base_path-params-data.h", "$root_gen_dir/$base_path-shared-internal.h", "$root_gen_dir/$base_path-shared.cc", @@ -889,10 +980,13 @@ template("mojom") { ] } - response_file_contents = filelist + # Workaround for https://github.com/ninja-build/ninja/issues/1966. + rsp_file = "$target_gen_dir/${target_name}.rsp" + write_file(rsp_file, filelist) + inputs += [ rsp_file ] args += [ - "--filelist={{response_file_name}}", + "--filelist=" + rebase_path(rsp_file, root_build_dir), "--generate_non_variant_code", "-g", "c++", @@ -923,12 +1017,14 @@ template("mojom") { if (defined(invoker.testonly)) { testonly = invoker.testonly } + configs += [ "//build/config/compiler:wexit_time_destructors" ] deps = [] public_deps = [] if (output_file_base_paths != []) { sources = [] foreach(base_path, output_file_base_paths) { sources += [ + "$root_gen_dir/$base_path-features.h", "$root_gen_dir/$base_path-params-data.h", "$root_gen_dir/$base_path-shared-internal.h", "$root_gen_dir/$base_path-shared.cc", @@ -972,7 +1068,7 @@ template("mojom") { } } - if (generate_fuzzing) { + if (generate_mojolpm_fuzzing) { # This block generates the proto files used for the MojoLPM fuzzer, # and the corresponding proto targets that will be linked in the fuzzer # targets. These are independent of the typemappings, and can be done @@ -981,11 +1077,15 @@ template("mojom") { generator_mojolpm_proto_target_name = "${target_name}_mojolpm_proto_generator" - # TODO(crbug.com/1194274): Investigate nondeterminism in Py3 builds. - python2_action(generator_mojolpm_proto_target_name) { + action(generator_mojolpm_proto_target_name) { + allow_remote = true script = mojom_generator_script inputs = mojom_generator_sources + jinja2_sources - sources = invoker.sources + sources = + invoker.sources + [ + "$root_gen_dir/mojo/public/tools/bindings/cpp_templates.zip", + "$root_gen_dir/mojo/public/tools/bindings/mojolpm_templates.zip", + ] deps = [ ":$parser_target_name", "//mojo/public/tools/bindings:precompile_templates", @@ -994,15 +1094,37 @@ template("mojom") { outputs = [] args = common_generator_args filelist = [] - foreach(source, invoker.sources) { - filelist += [ rebase_path("$source", root_build_dir) ] + + # Split the input into generated and non-generated source files. They + # need to be processed separately. + gen_dir_path_wildcard = get_path_info("//", "gen_dir") + "/*" + non_gen_sources = + filter_exclude(invoker.sources, [ gen_dir_path_wildcard ]) + gen_sources = filter_include(invoker.sources, [ gen_dir_path_wildcard ]) + + foreach(source, non_gen_sources) { + filelist += [ rebase_path(source, root_build_dir) ] + inputs += [ "$target_gen_dir/$source-module" ] outputs += [ "$target_gen_dir/$source.mojolpm.proto" ] } - response_file_contents = filelist + foreach(source, gen_sources) { + filelist += [ rebase_path(source, root_build_dir) ] + + # For generated files, we assume they're in the target_gen_dir or a + # sub-folder of it. Rebase the path so we can get the relative location. + source_file = rebase_path(source, target_gen_dir) + inputs += [ "$target_gen_dir/$source_file-module" ] + outputs += [ "$target_gen_dir/$source_file.mojolpm.proto" ] + } + + # Workaround for https://github.com/ninja-build/ninja/issues/1966. + rsp_file = "$target_gen_dir/${target_name}.rsp" + write_file(rsp_file, filelist) + inputs += [ rsp_file ] args += [ - "--filelist={{response_file_name}}", + "--filelist=" + rebase_path(rsp_file, root_build_dir), "--generate_non_variant_code", "-g", "mojolpm", @@ -1014,9 +1136,20 @@ template("mojom") { proto_library(mojolpm_proto_target_name) { testonly = true generate_python = false + + # Split the input into generated and non-generated source files. They + # need to be processed separately. + gen_dir_path_wildcard = get_path_info("//", "gen_dir") + "/*" + non_gen_sources = + filter_exclude(invoker.sources, [ gen_dir_path_wildcard ]) + gen_sources = filter_include(invoker.sources, [ gen_dir_path_wildcard ]) sources = process_file_template( - invoker.sources, + non_gen_sources, [ "{{source_gen_dir}}/{{source_file_part}}.mojolpm.proto" ]) + sources += process_file_template( + gen_sources, + [ "{{source_dir}}/{{source_file_part}}.mojolpm.proto" ]) + import_dirs = [ "//" ] proto_in_dir = "${root_gen_dir}" proto_out_dir = "." @@ -1055,7 +1188,7 @@ template("mojom") { component_macro_suffix = "" } if ((!defined(invoker.disable_variants) || !invoker.disable_variants) && - !is_ios) { + use_blink) { blink_variant = { variant = "blink" component_macro_suffix = "_BLINK" @@ -1149,39 +1282,6 @@ template("mojom") { "${bindings_configuration.component_macro_suffix}_IMPL" ] } - export_args = [] - export_args_overridden = false - if (defined(bindings_configuration.for_blink) && - bindings_configuration.for_blink) { - if (defined(invoker.export_class_attribute_blink)) { - export_args_overridden = true - export_args += [ - "--export_attribute", - invoker.export_class_attribute_blink, - "--export_header", - invoker.export_header_blink, - ] - } - } else if (defined(invoker.export_class_attribute)) { - export_args_overridden = true - export_args += [ - "--export_attribute", - invoker.export_class_attribute, - "--export_header", - invoker.export_header, - ] - } - - if (!export_args_overridden && defined(invoker.component_macro_prefix)) { - export_args += [ - "--export_attribute", - "COMPONENT_EXPORT(${invoker.component_macro_prefix}" + - "${bindings_configuration.component_macro_suffix})", - "--export_header", - "base/component_export.h", - ] - } - generate_java = false if (!cpp_only && defined(invoker.generate_java)) { generate_java = invoker.generate_java @@ -1190,6 +1290,38 @@ template("mojom") { type_mappings_path = "$target_gen_dir/${target_name}${variant_suffix}__type_mappings" if (sources_list != []) { + export_args = [] + export_args_overridden = false + if (defined(bindings_configuration.for_blink) && + bindings_configuration.for_blink) { + if (defined(invoker.export_class_attribute_blink)) { + export_args_overridden = true + export_args += [ + "--export_attribute", + invoker.export_class_attribute_blink, + "--export_header", + invoker.export_header_blink, + ] + } + } else if (defined(invoker.export_class_attribute)) { + export_args_overridden = true + export_args += [ + "--export_attribute", + invoker.export_class_attribute, + "--export_header", + invoker.export_header, + ] + } + if (!export_args_overridden && defined(invoker.component_macro_prefix)) { + export_args += [ + "--export_attribute", + "COMPONENT_EXPORT(${invoker.component_macro_prefix}" + + "${bindings_configuration.component_macro_suffix})", + "--export_header", + "base/component_export.h", + ] + } + generator_cpp_output_suffixes = [] variant_dash_suffix = "" if (defined(variant)) { @@ -1198,7 +1330,6 @@ template("mojom") { generator_cpp_output_suffixes += [ "${variant_dash_suffix}-forward.h", "${variant_dash_suffix}-import-headers.h", - "${variant_dash_suffix}-test-utils.cc", "${variant_dash_suffix}-test-utils.h", "${variant_dash_suffix}.cc", "${variant_dash_suffix}.h", @@ -1207,16 +1338,28 @@ template("mojom") { generator_target_name = "${target_name}${variant_suffix}__generator" # TODO(crbug.com/1194274): Investigate nondeterminism in Py3 builds. - python2_action(generator_target_name) { + action(generator_target_name) { + allow_remote = true visibility = [ ":*" ] script = mojom_generator_script inputs = mojom_generator_sources + jinja2_sources - sources = sources_list + sources = + sources_list + [ + "$root_gen_dir/mojo/public/tools/bindings/cpp_templates.zip", + type_mappings_path, + ] + if (generate_mojolpm_fuzzing && + !defined(bindings_configuration.variant)) { + sources += [ + "$root_gen_dir/mojo/public/tools/bindings/mojolpm_templates.zip", + ] + } deps = [ ":$parser_target_name", ":$type_mappings_target_name", "//mojo/public/tools/bindings:precompile_templates", ] + if (defined(invoker.parser_deps)) { deps += invoker.parser_deps } @@ -1224,18 +1367,22 @@ template("mojom") { args = common_generator_args + export_args filelist = [] foreach(source, sources_list) { - filelist += [ rebase_path("$source", root_build_dir) ] + filelist += [ rebase_path(source, root_build_dir) ] } foreach(base_path, output_file_base_paths) { + filename = get_path_info(base_path, "file") + dirname = get_path_info(base_path, "dir") + inputs += [ "$root_gen_dir/$dirname/${filename}-module" ] + outputs += [ "$root_gen_dir/${base_path}${variant_dash_suffix}-forward.h", "$root_gen_dir/${base_path}${variant_dash_suffix}-import-headers.h", - "$root_gen_dir/${base_path}${variant_dash_suffix}-test-utils.cc", "$root_gen_dir/${base_path}${variant_dash_suffix}-test-utils.h", "$root_gen_dir/${base_path}${variant_dash_suffix}.cc", "$root_gen_dir/${base_path}${variant_dash_suffix}.h", ] - if (generate_fuzzing && !defined(bindings_configuration.variant)) { + if (generate_mojolpm_fuzzing && + !defined(bindings_configuration.variant)) { outputs += [ "$root_gen_dir/${base_path}${variant_dash_suffix}-mojolpm.cc", "$root_gen_dir/${base_path}${variant_dash_suffix}-mojolpm.h", @@ -1243,14 +1390,17 @@ template("mojom") { } } - response_file_contents = filelist - + # Workaround for https://github.com/ninja-build/ninja/issues/1966. + rsp_file = "$target_gen_dir/${target_name}.rsp" + write_file(rsp_file, filelist) + inputs += [ rsp_file ] args += [ - "--filelist={{response_file_name}}", + "--filelist=" + rebase_path("$rsp_file", root_build_dir), "-g", ] - if (generate_fuzzing && !defined(bindings_configuration.variant)) { + if (generate_mojolpm_fuzzing && + !defined(bindings_configuration.variant)) { args += [ "c++,mojolpm" ] } else { args += [ "c++" ] @@ -1294,6 +1444,8 @@ template("mojom") { "--extra_cpp_template_paths", rebase_path(extra_cpp_template, root_build_dir), ] + inputs += [ extra_cpp_template ] + assert( get_path_info(extra_cpp_template, "extension") == "tmpl", "--extra_cpp_template_paths only accepts template files ending in extension .tmpl") @@ -1306,62 +1458,6 @@ template("mojom") { } } - if (generate_fuzzing && !defined(variant)) { - # This block contains the C++ targets for the MojoLPM fuzzer, we need to - # do this here so that we can use the typemap configuration for the - # empty-variant Mojo target. - - mojolpm_target_name = "${target_name}_mojolpm" - mojolpm_generator_target_name = "${target_name}__generator" - source_set(mojolpm_target_name) { - # There are still a few missing header dependencies between mojo targets - # with typemaps and the dependencies of their typemap headers. It would - # be good to enable include checking for these in the future though. - check_includes = false - testonly = true - if (defined(invoker.sources)) { - sources = process_file_template( - invoker.sources, - [ - "{{source_gen_dir}}/{{source_file_part}}-mojolpm.cc", - "{{source_gen_dir}}/{{source_file_part}}-mojolpm.h", - ]) - deps = [] - } else { - sources = [] - deps = [] - } - - public_deps = [ - ":$generator_shared_target_name", - - # NB: hardcoded dependency on the no-variant variant generator, since - # mojolpm only uses the no-variant type. - ":$mojolpm_generator_target_name", - ":$mojolpm_proto_target_name", - "//base", - "//mojo/public/tools/fuzzers:mojolpm", - ] - - foreach(d, all_deps) { - # Resolve the name, so that a target //mojo/something becomes - # //mojo/something:something and we can append variant_suffix to - # get the cpp dependency name. - full_name = get_label_info("$d", "label_no_toolchain") - public_deps += [ "${full_name}_mojolpm" ] - } - - foreach(config, cpp_typemap_configs) { - if (defined(config.traits_deps)) { - deps += config.traits_deps - } - if (defined(config.traits_public_deps)) { - public_deps += config.traits_public_deps - } - } - } - } - # Write the typemapping configuration for this target out to a file to be # validated by a Python script. This helps catch mistakes that can't # be caught by logic in GN. @@ -1389,20 +1485,20 @@ template("mojom") { write_file(_typemap_config_filename, _rebased_typemap_configs, "json") _mojom_target_name = target_name - # TODO(crbug.com/1194274): Investigate nondeterminism in Py3 builds. - python2_action(_typemap_validator_target_name) { + action(_typemap_validator_target_name) { + allow_remote = true script = "$mojom_generator_root/validate_typemap_config.py" inputs = [ _typemap_config_filename ] outputs = [ _typemap_stamp_filename ] args = [ get_label_info(_mojom_target_name, "label_no_toolchain"), - rebase_path(_typemap_config_filename), - rebase_path(_typemap_stamp_filename), + rebase_path(_typemap_config_filename, root_build_dir), + rebase_path(_typemap_stamp_filename, root_build_dir), ] } - # TODO(crbug.com/1194274): Investigate nondeterminism in Py3 builds. - python2_action(type_mappings_target_name) { + action(type_mappings_target_name) { + allow_remote = true inputs = mojom_generator_sources + jinja2_sources + [ _typemap_stamp_filename ] outputs = [ type_mappings_path ] @@ -1413,6 +1509,7 @@ template("mojom") { rebase_path(type_mappings_path, root_build_dir), ] + sources = [] foreach(d, all_deps) { name = get_label_info(d, "label_no_toolchain") toolchain = get_label_info(d, "toolchain") @@ -1422,12 +1519,11 @@ template("mojom") { dependency_output_dir = get_label_info(dependency_output, "target_gen_dir") dependency_name = get_label_info(dependency_output, "name") - dependency_path = - rebase_path("$dependency_output_dir/${dependency_name}", - root_build_dir) + dependency_path = "$dependency_output_dir/${dependency_name}" + sources += [ dependency_path ] args += [ "--dependency", - dependency_path, + rebase_path(dependency_path, root_build_dir), ] } @@ -1485,11 +1581,15 @@ template("mojom") { if (defined(output_name_override)) { output_name = output_name_override } - visibility = output_visibility + [ ":$output_target_name" ] + visibility = output_visibility + [ + ":$output_target_name", + ":${target_name}_mojolpm", + ] if (defined(invoker.testonly)) { testonly = invoker.testonly } defines = export_defines + configs += [ "//build/config/compiler:wexit_time_destructors" ] configs += extra_configs if (output_file_base_paths != []) { sources = [] @@ -1578,13 +1678,81 @@ template("mojom") { } } + if (generate_mojolpm_fuzzing && !defined(variant)) { + # This block contains the C++ targets for the MojoLPM fuzzer, we need to + # do this here so that we can use the typemap configuration for the + # empty-variant Mojo target. + + mojolpm_target_name = "${target_name}_mojolpm" + mojolpm_generator_target_name = "${target_name}__generator" + source_set(mojolpm_target_name) { + # There are still a few missing header dependencies between mojo targets + # with typemaps and the dependencies of their typemap headers. It would + # be good to enable include checking for these in the future though. + check_includes = false + testonly = true + if (defined(invoker.sources)) { + # Split the input into generated and non-generated source files. They + # need to be processed separately. + gen_dir_path_wildcard = get_path_info("//", "gen_dir") + "/*" + non_gen_sources = + filter_exclude(invoker.sources, [ gen_dir_path_wildcard ]) + gen_sources = + filter_include(invoker.sources, [ gen_dir_path_wildcard ]) + sources = process_file_template( + non_gen_sources, + [ + "{{source_gen_dir}}/{{source_file_part}}-mojolpm.cc", + "{{source_gen_dir}}/{{source_file_part}}-mojolpm.h", + ]) + sources += process_file_template( + gen_sources, + [ + "{{source_dir}}/{{source_file_part}}-mojolpm.cc", + "{{source_dir}}/{{source_file_part}}-mojolpm.h", + ]) + deps = [ ":$output_target_name" ] + } else { + sources = [] + deps = [] + } + + public_deps = [ + ":$generator_shared_target_name", + + # NB: hardcoded dependency on the no-variant variant generator, since + # mojolpm only uses the no-variant type. + ":$mojolpm_generator_target_name", + ":$mojolpm_proto_target_name", + "//base", + "//mojo/public/tools/fuzzers:mojolpm", + ] + + foreach(d, all_deps) { + # Resolve the name, so that a target //mojo/something becomes + # //mojo/something:something and we can append variant_suffix to + # get the cpp dependency name. + full_name = get_label_info("$d", "label_no_toolchain") + public_deps += [ "${full_name}_mojolpm" ] + } + + foreach(config, cpp_typemap_configs) { + if (defined(config.traits_deps)) { + deps += config.traits_deps + } + if (defined(config.traits_public_deps)) { + public_deps += config.traits_public_deps + } + } + } + } + if (generate_java && is_android) { import("//build/config/android/rules.gni") java_generator_target_name = target_name + "_java__generator" if (sources_list != []) { - # TODO(crbug.com/1194274): Investigate nondeterminism in Py3 builds. - python2_action(java_generator_target_name) { + action(java_generator_target_name) { script = mojom_generator_script inputs = mojom_generator_sources + jinja2_sources sources = sources_list @@ -1597,7 +1765,7 @@ template("mojom") { args = common_generator_args filelist = [] foreach(source, sources_list) { - filelist += [ rebase_path("$source", root_build_dir) ] + filelist += [ rebase_path(source, root_build_dir) ] } foreach(base_path, output_file_base_paths) { outputs += [ "$root_gen_dir/$base_path.srcjar" ] @@ -1624,8 +1792,7 @@ template("mojom") { java_srcjar_target_name = target_name + "_java_sources" - # TODO(crbug.com/1194274): Investigate nondeterminism in Py3 builds. - python2_action(java_srcjar_target_name) { + action(java_srcjar_target_name) { script = "//build/android/gyp/zip.py" inputs = [] if (output_file_base_paths != []) { @@ -1651,7 +1818,6 @@ template("mojom") { android_library(java_target_name) { forward_variables_from(invoker, [ "enable_bytecode_checks" ]) deps = [ - "//base:base_java", "//mojo/public/java:bindings_java", "//mojo/public/java:system_java", "//third_party/androidx:androidx_annotation_annotation_java", @@ -1673,21 +1839,36 @@ template("mojom") { } } - use_typescript_for_target = - enable_typescript_bindings && defined(invoker.use_typescript_sources) && - invoker.use_typescript_sources + if (defined(invoker.generate_webui_js_bindings)) { + assert(is_chromeos_ash, + "generate_webui_js_bindings can only be used on ChromeOS Ash") + assert(invoker.generate_webui_js_bindings, + "generate_webui_js_bindings should be set to true or removed") + } + + use_typescript_for_target = defined(invoker.webui_module_path) && + !defined(invoker.generate_webui_js_bindings) - if (!use_typescript_for_target && defined(invoker.use_typescript_sources)) { - not_needed(invoker, [ "use_typescript_sources" ]) + generate_legacy_js = !use_typescript_for_target || + (defined(invoker.generate_legacy_js_bindings) && + invoker.generate_legacy_js_bindings) + + if (!use_typescript_for_target && + defined(invoker.generate_legacy_js_bindings)) { + not_needed(invoker, [ "generate_legacy_js_bindings" ]) } - if ((generate_fuzzing || !defined(invoker.cpp_only) || !invoker.cpp_only) && - !use_typescript_for_target) { + # Targets needed by both TS and JS bindings targets. These are needed + # unconditionally for JS bindings targets, and are needed for TS bindings + # targets when generate_legacy_js_bindings is true. This option is provided + # since the legacy bindings are needed by Blink tests and non-Chromium users, + # which are not expected to migrate to modules or TypeScript. + if (generate_legacy_js && (generate_js_fuzzing || + !defined(invoker.cpp_only) || !invoker.cpp_only)) { if (sources_list != []) { generator_js_target_name = "${target_name}_js__generator" - # TODO(crbug.com/1194274): Investigate nondeterminism in Py3 builds. - python2_action(generator_js_target_name) { + action(generator_js_target_name) { script = mojom_generator_script inputs = mojom_generator_sources + jinja2_sources sources = sources_list @@ -1702,19 +1883,18 @@ template("mojom") { args = common_generator_args filelist = [] foreach(source, sources_list) { - filelist += [ rebase_path("$source", root_build_dir) ] + filelist += [ rebase_path(source, root_build_dir) ] } foreach(base_path, output_file_base_paths) { outputs += [ "$root_gen_dir/$base_path.js", - "$root_gen_dir/$base_path.externs.js", "$root_gen_dir/$base_path.m.js", "$root_gen_dir/$base_path-lite.js", - "$root_gen_dir/$base_path.html", "$root_gen_dir/$base_path-lite-for-compile.js", ] - if (defined(invoker.webui_module_path)) { + if (defined(invoker.webui_module_path) && + !use_typescript_for_target) { outputs += [ "$root_gen_dir/mojom-webui/$base_path-webui.js" ] } } @@ -1725,7 +1905,6 @@ template("mojom") { "--filelist={{response_file_name}}", "-g", "javascript", - "--js_bindings_mode=new", ] if (defined(invoker.js_generate_struct_deserializers) && @@ -1739,7 +1918,7 @@ template("mojom") { args += message_scrambling_args } - if (generate_fuzzing) { + if (generate_js_fuzzing) { args += [ "--generate_fuzzing" ] } } @@ -1783,31 +1962,13 @@ template("mojom") { data_deps += [ "${full_name}_js_data_deps" ] } } + } - js_library_target_name = "${target_name}_js_library" - if (sources_list != []) { - js_library(js_library_target_name) { - extra_public_deps = [ ":$generator_js_target_name" ] - sources = [] - foreach(base_path, output_file_base_paths) { - sources += [ "$root_gen_dir/${base_path}-lite.js" ] - } - externs_list = [ - "${externs_path}/mojo_core.js", - "${externs_path}/pending.js", - ] - - deps = [] - foreach(d, all_deps) { - full_name = get_label_info(d, "label_no_toolchain") - deps += [ "${full_name}_js_library" ] - } - } - } else { - group(js_library_target_name) { - } - } - + # js_library() closure compiler targets, primarily used on ChromeOS. Only + # generate these targets if the mojom target is not C++ only and is not using + # TypeScript. + if (generate_mojom_closure_libraries && + (!defined(invoker.cpp_only) || !invoker.cpp_only) && generate_legacy_js) { js_library_for_compile_target_name = "${target_name}_js_library_for_compile" if (sources_list != []) { js_library(js_library_for_compile_target_name) { @@ -1834,35 +1995,9 @@ template("mojom") { } } - js_modules_target_name = "${target_name}_js_modules" - if (sources_list != []) { - js_library(js_modules_target_name) { - extra_public_deps = [ ":$generator_js_target_name" ] - sources = [] - foreach(base_path, output_file_base_paths) { - sources += [ "$root_gen_dir/${base_path}.m.js" ] - } - externs_list = [ - "${externs_path}/mojo_core.js", - "${externs_path}/pending.js", - ] - if (defined(invoker.disallow_native_types) && - invoker.disallow_native_types) { - deps = [] - } else { - deps = [ "//mojo/public/js:bindings_uncompiled" ] - } - foreach(d, all_deps) { - full_name = get_label_info(d, "label_no_toolchain") - deps += [ "${full_name}_js_modules" ] - } - } - } else { - group(js_modules_target_name) { - } - } - - if (defined(invoker.webui_module_path)) { + # WebUI specific closure targets, not needed by targets that are generating + # TypeScript WebUI bindings or by legacy-only targets. + if (defined(invoker.webui_module_path) && !use_typescript_for_target) { webui_js_target_name = "${target_name}_webui_js" if (sources_list != []) { js_library(webui_js_target_name) { @@ -1890,46 +2025,38 @@ template("mojom") { group(webui_js_target_name) { } } - } - } - if ((generate_fuzzing || !defined(invoker.cpp_only) || !invoker.cpp_only) && - use_typescript_for_target) { - generator_js_target_names = [] - source_filelist = [] - foreach(source, sources_list) { - source_filelist += [ rebase_path("$source", root_build_dir) ] - } - dependency_types = [ - { - name = "regular" - ts_extension = ".ts" - js_extension = ".js" - }, - { - name = "es_modules" - ts_extension = ".m.ts" - js_extension = ".m.js" - }, - ] + webui_grdp_target_name = "${target_name}_webui_grdp" + out_grd = "$target_gen_dir/${target_name}_webui_resources.grdp" + grd_prefix = "${target_name}_webui" + generate_grd(webui_grdp_target_name) { + grd_prefix = grd_prefix + out_grd = out_grd - foreach(dependency_type, dependency_types) { - ts_outputs = [] - js_outputs = [] + deps = [ ":$webui_js_target_name" ] - foreach(base_path, output_file_base_paths) { - ts_outputs += - [ "$root_gen_dir/$base_path-lite${dependency_type.ts_extension}" ] - js_outputs += - [ "$root_gen_dir/$base_path-lite${dependency_type.js_extension}" ] + input_files = [] + foreach(base_path, output_file_base_paths) { + input_files += [ "${base_path}-webui.js" ] + } + + input_files_base_dir = + rebase_path("$root_gen_dir/mojom-webui", "$root_build_dir") + } + } + } + if ((generate_js_fuzzing || !defined(invoker.cpp_only) || + !invoker.cpp_only) && use_typescript_for_target) { + if (sources_list != []) { + source_filelist = [] + foreach(source, sources_list) { + source_filelist += [ rebase_path(source, root_build_dir) ] } # Generate Typescript bindings. - generator_ts_target_name = - "${target_name}_${dependency_type.name}__ts__generator" + generator_ts_target_name = "${target_name}_ts__generator" - # TODO(crbug.com/1194274): Investigate nondeterminism in Py3 builds. - python2_action(generator_ts_target_name) { + action(generator_ts_target_name) { script = mojom_generator_script inputs = mojom_generator_sources + jinja2_sources sources = sources_list @@ -1938,7 +2065,10 @@ template("mojom") { "//mojo/public/tools/bindings:precompile_templates", ] - outputs = ts_outputs + outputs = [] + foreach(base_path, output_file_base_paths) { + outputs += [ "$root_gen_dir/$base_path-webui.ts" ] + } args = common_generator_args response_file_contents = source_filelist @@ -1948,97 +2078,20 @@ template("mojom") { "typescript", ] - if (dependency_type.name == "es_modules") { - args += [ "--ts_use_es_modules" ] - } - - # TODO(crbug.com/1007587): Support scramble_message_ids. - # TODO(crbug.com/1007591): Support generate_fuzzing. - } - - # Create tsconfig.json for the generated Typescript. - tsconfig_filename = - "$target_gen_dir/$target_name-${dependency_type.name}-tsconfig.json" - tsconfig = { - } - tsconfig.compilerOptions = { - composite = true - target = "es6" - module = "es6" - lib = [ - "es6", - "esnext.bigint", - ] - strict = true - } - tsconfig.files = [] - foreach(base_path, output_file_base_paths) { - tsconfig.files += [ rebase_path( - "$root_gen_dir/$base_path-lite${dependency_type.ts_extension}", - target_gen_dir, - root_gen_dir) ] - } - tsconfig.references = [] - - # Get tsconfigs for deps. - foreach(d, all_deps) { - dep_target_gen_dir = rebase_path(get_label_info(d, "target_gen_dir")) - dep_name = get_label_info(d, "name") - reference = { - } - reference.path = "$dep_target_gen_dir/$dep_name-${dependency_type.name}-tsconfig.json" - tsconfig.references += [ reference ] - } - write_file(tsconfig_filename, tsconfig, "json") - - # Compile previously generated Typescript to Javascript. - generator_js_target_name = - "${target_name}_${dependency_type.name}__js__generator" - generator_js_target_names += [ generator_js_target_name ] - - # TODO(crbug.com/1194274): Investigate nondeterminism in Py3 builds. - python2_action(generator_js_target_name) { - script = "$mojom_generator_root/compile_typescript.py" - sources = ts_outputs - outputs = js_outputs - public_deps = [ ":$generator_ts_target_name" ] - foreach(d, all_deps) { - full_name = get_label_info(d, "label_no_toolchain") - public_deps += - [ "${full_name}_${dependency_type.name}__js__generator" ] + if (!defined(invoker.scramble_message_ids) || + invoker.scramble_message_ids) { + inputs += message_scrambling_inputs + args += message_scrambling_args } - absolute_tsconfig_path = - rebase_path(tsconfig_filename, "", target_gen_dir) - args = [ "--tsconfig_path=$absolute_tsconfig_path" ] - } - } - - js_target_name = target_name + "_js" - group(js_target_name) { - public_deps = [] - if (sources_list != []) { - foreach(generator_js_target_name, generator_js_target_names) { - public_deps += [ ":$generator_js_target_name" ] + if (defined(invoker.js_generate_struct_deserializers) && + invoker.js_generate_struct_deserializers) { + args += [ "--js_generate_struct_deserializers" ] } - } - foreach(d, all_deps) { - full_name = get_label_info(d, "label_no_toolchain") - public_deps += [ "${full_name}_js" ] - } - } - - group(js_data_deps_target_name) { - data = js_outputs - deps = [] - foreach(generator_js_target_name, generator_js_target_names) { - deps += [ ":$generator_js_target_name" ] - } - data_deps = [] - foreach(d, all_deps) { - full_name = get_label_info(d, "label_no_toolchain") - data_deps += [ "${full_name}_js_data_deps" ] + # TODO(crbug.com/1007587): Support scramble_message_ids if above is + # insufficient. + # TODO(crbug.com/1007591): Support generate_fuzzing. } } } |