| """Generates Rust bindings from C++ headers.""" |
| |
| load( |
| "//rs_bindings_from_cc/bazel_support:deps_for_bindings.bzl", |
| "deps_for_bindings", |
| ) |
| load( |
| "//rs_bindings_from_cc/bazel_support:with_cc_toolchain_flags.bzl", |
| "with_cc_toolchain_flags", |
| ) |
| load( |
| "//rs_bindings_from_cc/bazel_support:rust_bindings_from_cc_binary.bzl", |
| "rust_bindings_from_cc_binary", |
| ) |
| load( |
| "@rules_rust//rust:defs.bzl", |
| "rust_library", |
| "rust_test", |
| ) |
| load( |
| "//rs_bindings_from_cc/bazel_support:toolchain_headers.bzl", |
| "bindings_for_toolchain_headers", |
| ) |
| |
| licenses(["notice"]) |
| |
| with_cc_toolchain_flags( |
| name = "test_wrapper", |
| binary = ":rs_bindings_from_cc", |
| extra_args = [ |
| "--rs_out=/tmp/rs_api.rs", |
| "--cc_out=/tmp/rs_api_impl.cc", |
| "--ir_out=/tmp/ir.json", |
| ], |
| ) |
| |
| rust_bindings_from_cc_binary( |
| name = "rs_bindings_from_cc", |
| binary = ":rs_bindings_from_cc_impl", |
| visibility = ["//third_party/crubit:__subpackages__"], |
| ) |
| |
| deps_for_bindings( |
| name = "deps_for_bindings", |
| deps_for_generated_cc_file = [ |
| "//rs_bindings_from_cc/support:rs_api_impl_support", |
| ], |
| deps_for_generated_rs_file = [ |
| # Required for struct layout assertions added to the generated |
| # Rust code. |
| "@crates_io//memoffset/v0_6:memoffset_unstable_const", |
| "//rs_bindings_from_cc/support:ctor", |
| "//rs_bindings_from_cc/support:forward_declare", |
| "//rs_bindings_from_cc/support:oops", |
| # Required for `Copy` trait assertions added to the generated Rust |
| # code. |
| "@crates_io//static_assertions/v1:static_assertions", |
| ], |
| visibility = ["//third_party/crubit:__subpackages__"], |
| ) |
| |
| cc_binary( |
| name = "rs_bindings_from_cc_impl", |
| srcs = ["rs_bindings_from_cc.cc"], |
| visibility = ["//visibility:public"], |
| deps = [ |
| ":bazel_types", |
| ":cc_ir", |
| ":cmdline", |
| ":generate_bindings_and_metadata", |
| "//common:file_io", |
| "//common:status_macros", |
| "@absl//container:flat_hash_map", |
| "@absl//flags:parse", |
| "@absl//status", |
| "@absl//status:statusor", |
| "@absl//strings", |
| "@llvm///llvm:Support", |
| "@rust//support:rust_okay_here", |
| ], |
| ) |
| |
| cc_library( |
| name = "generate_bindings_and_metadata", |
| srcs = ["generate_bindings_and_metadata.cc"], |
| hdrs = ["generate_bindings_and_metadata.h"], |
| deps = [ |
| ":cc_collect_instantiations", |
| ":cc_ir", |
| ":cmdline", |
| ":ir_from_cc", |
| ":src_code_gen", |
| "//common:status_macros", |
| ], |
| ) |
| |
| cc_test( |
| name = "generate_bindings_and_metadata_test", |
| srcs = ["generate_bindings_and_metadata_test.cc"], |
| deps = [ |
| ":cmdline", |
| ":generate_bindings_and_metadata", |
| "//common:test_utils", |
| "//testing/base/public:gunit_main", |
| "@absl//strings", |
| "@rust//support:rust_okay_here", |
| ], |
| ) |
| |
| cc_library( |
| name = "ast_util", |
| srcs = ["ast_util.cc"], |
| hdrs = ["ast_util.h"], |
| visibility = ["//third_party/crubit:__subpackages__"], |
| deps = [ |
| "//common:check", |
| "@llvm///clang:ast", |
| ], |
| ) |
| |
| cc_library( |
| name = "bazel_types", |
| srcs = ["bazel_types.cc"], |
| hdrs = ["bazel_types.h"], |
| deps = [ |
| "//common:string_type", |
| "@absl//strings", |
| ], |
| ) |
| |
| cc_library( |
| name = "cmdline", |
| srcs = ["cmdline.cc"], |
| hdrs = ["cmdline.h"], |
| deps = [ |
| ":bazel_types", |
| ":cc_ir", |
| "//common:status_macros", |
| "@absl//container:flat_hash_map", |
| "@absl//flags:flag", |
| "@absl//status:statusor", |
| "@absl//strings", |
| "@llvm///llvm:Support", |
| ], |
| ) |
| |
| cc_test( |
| name = "cmdline_test", |
| srcs = ["cmdline_test.cc"], |
| deps = [ |
| ":bazel_types", |
| ":cmdline", |
| "//testing/base/public:gunit_main", |
| ], |
| ) |
| |
| cc_library( |
| name = "decl_importer", |
| hdrs = ["decl_importer.h"], |
| visibility = ["//third_party/crubit:__subpackages__"], |
| deps = [ |
| "cc_ir", |
| ":bazel_types", |
| "//lifetime_annotations", |
| "@absl//container:flat_hash_map", |
| "@absl//status:statusor", |
| "@llvm///clang:ast", |
| ], |
| ) |
| |
| cc_library( |
| name = "frontend_action", |
| srcs = ["frontend_action.cc"], |
| hdrs = ["frontend_action.h"], |
| deps = [ |
| ":ast_consumer", |
| ":decl_importer", |
| "@llvm///clang:ast", |
| "@llvm///clang:frontend", |
| ], |
| ) |
| |
| cc_library( |
| name = "ast_consumer", |
| srcs = ["ast_consumer.cc"], |
| hdrs = ["ast_consumer.h"], |
| deps = [ |
| ":decl_importer", |
| ":importer", |
| "//common:check", |
| "@llvm///clang:ast", |
| "@llvm///clang:frontend", |
| ], |
| ) |
| |
| cc_library( |
| name = "importer", |
| srcs = ["importer.cc"], |
| hdrs = ["importer.h"], |
| deps = [ |
| ":ast_convert", |
| ":bazel_types", |
| ":cc_ir", |
| ":decl_importer", |
| "//common:check", |
| "//common:status_macros", |
| "//lifetime_annotations:type_lifetimes", |
| "//rs_bindings_from_cc:ast_util", |
| "//rs_bindings_from_cc/importers:class_template", |
| "//rs_bindings_from_cc/importers:cxx_record", |
| "//rs_bindings_from_cc/importers:enum", |
| "//rs_bindings_from_cc/importers:function", |
| "//rs_bindings_from_cc/importers:function_template", |
| "//rs_bindings_from_cc/importers:namespace", |
| "//rs_bindings_from_cc/importers:typedef_name", |
| "@absl//container:flat_hash_map", |
| "@absl//container:flat_hash_set", |
| "@absl//status", |
| "@absl//status:statusor", |
| "@absl//strings", |
| "@absl//strings:cord", |
| "@llvm///clang:ast", |
| "@llvm///clang:basic", |
| "@llvm///clang:sema", |
| "@llvm///llvm:Support", |
| ], |
| ) |
| |
| cc_test( |
| name = "importer_test", |
| srcs = ["importer_test.cc"], |
| deps = [ |
| ":bazel_types", |
| ":cc_ir", |
| ":ir_from_cc", |
| "//testing/base/public:gunit_main", |
| "@absl//status", |
| "@absl//status:statusor", |
| "@absl//strings", |
| "@absl//types:span", |
| "@llvm///clang:ast", |
| ], |
| ) |
| |
| cc_library( |
| name = "cc_ir", |
| srcs = ["ir.cc"], |
| hdrs = ["ir.h"], |
| deps = [ |
| ":bazel_types", |
| "//common:check", |
| "//common:strong_int", |
| "@absl//container:flat_hash_map", |
| "@absl//status:statusor", |
| "@absl//strings", |
| "@llvm///clang:ast", |
| "@llvm///llvm:Support", |
| ], |
| ) |
| |
| rust_library( |
| name = "ir", |
| srcs = ["ir.rs"], |
| deps = [ |
| "@crates_io//anyhow/v1:anyhow", |
| "@crates_io//itertools/v0_10:itertools", |
| "@crates_io//proc_macro2/v1:proc_macro2", |
| "@crates_io//quote/v1:quote", |
| "@crates_io//serde/v1:serde", |
| "@crates_io//serde_json/v1:serde_json", |
| ], |
| ) |
| |
| rust_test( |
| name = "rs_ir_test", |
| crate = ":ir", |
| ) |
| |
| rust_library( |
| name = "ir_testing", |
| testonly = 1, |
| srcs = ["ir_testing.rs"], |
| deps = [ |
| ":ir", |
| ":json_from_cc", |
| "//common:ffi_types", |
| "@crates_io//anyhow/v1:anyhow", |
| "@crates_io//itertools/v0_10:itertools", |
| ], |
| ) |
| |
| cc_library( |
| name = "ir_from_cc", |
| srcs = ["ir_from_cc.cc"], |
| hdrs = ["ir_from_cc.h"], |
| deps = [ |
| ":bazel_types", |
| ":cc_ir", |
| ":frontend_action", |
| ":importer", |
| "//common:check", |
| "@absl//container:flat_hash_map", |
| "@absl//status", |
| "@absl//status:statusor", |
| "@absl//strings", |
| "@absl//types:span", |
| "@llvm///clang:basic", |
| "@llvm///clang:frontend", |
| "@llvm///clang:tooling", |
| ], |
| ) |
| |
| cc_library( |
| name = "json_from_cc", |
| srcs = ["json_from_cc.cc"], |
| deps = [ |
| ":bazel_types", |
| ":cc_ir", |
| ":ir_from_cc", |
| "//common:cc_ffi_types", |
| "@absl//status:statusor", |
| "@llvm///llvm:Support", |
| ], |
| ) |
| |
| rust_test( |
| name = "ir_from_cc_test", |
| srcs = ["ir_from_cc_test.rs"], |
| deps = [ |
| ":ir", |
| ":ir_testing", |
| ":token_stream_matchers", |
| "@crates_io//anyhow/v1:anyhow", |
| "@crates_io//itertools/v0_10:itertools", |
| "@crates_io//quote/v1:quote", |
| "@rust//support:rust_okay_here", |
| ], |
| ) |
| |
| cc_library( |
| name = "src_code_gen", |
| srcs = ["src_code_gen.cc"], |
| hdrs = ["src_code_gen.h"], |
| deps = [ |
| ":cc_ir", |
| ":src_code_gen_impl", # buildcleaner: keep |
| "//common:cc_ffi_types", |
| "@absl//strings", |
| "@llvm///clang:format", |
| "@llvm///llvm:Support", |
| ], |
| ) |
| |
| rust_library( |
| name = "src_code_gen_impl", |
| srcs = ["src_code_gen.rs"], |
| deps = [ |
| ":ir", |
| "//common:ffi_types", |
| "//common:token_stream_printer", |
| "@crates_io//anyhow/v1:anyhow", |
| "@crates_io//itertools/v0_10:itertools", |
| "@crates_io//proc_macro2/v1:proc_macro2", |
| "@crates_io//quote/v1:quote", |
| "@crates_io//serde_json/v1:serde_json", |
| "@crates_io//syn/v1:syn", |
| ], |
| ) |
| |
| rust_test( |
| name = "src_code_gen_impl_test", |
| crate = ":src_code_gen_impl", |
| data = [ |
| "@rust//toolchains/nightly:bin/rustfmt", |
| "@rustfmt//:rustfmt.toml", |
| ], |
| deps = [ |
| ":ir_testing", |
| ":token_stream_matchers", |
| "@crates_io//static_assertions/v1:static_assertions", |
| "@rust//support:rust_okay_here", |
| ], |
| ) |
| |
| cc_library( |
| name = "ast_convert", |
| srcs = ["ast_convert.cc"], |
| hdrs = ["ast_convert.h"], |
| visibility = ["//rs_bindings_from_cc:__subpackages__"], |
| deps = [ |
| ":cc_ir", |
| "//common:check", |
| "@absl//functional:function_ref", |
| "@llvm///clang:ast", |
| "@llvm///clang:basic", |
| ], |
| ) |
| |
| rust_library( |
| name = "token_stream_matchers", |
| srcs = ["token_stream_matchers.rs"], |
| deps = [ |
| ":ir", |
| "//common:token_stream_printer", |
| "@crates_io//anyhow/v1:anyhow", |
| "@crates_io//itertools/v0_10:itertools", |
| "@crates_io//proc_macro2/v1:proc_macro2", |
| "@crates_io//quote/v1:quote", |
| ], |
| ) |
| |
| rust_test( |
| name = "token_stream_matchers_test", |
| crate = ":token_stream_matchers", |
| data = [ |
| "@rust//toolchains/nightly:bin/rustfmt", |
| "@rustfmt//:rustfmt.toml", |
| ], |
| deps = [ |
| ":ir_testing", |
| "@rust//support:rust_okay_here", |
| ], |
| ) |
| |
| LIBCXX_HEADERS = [ |
| "cstddef", |
| "cstdlib", |
| "version", |
| "limits", |
| "climits", |
| "cfloat", |
| "cstdint", |
| "new", |
| "typeinfo", |
| "exception", |
| "initializer_list", |
| "compare", |
| "csignal", |
| "csetjmp", |
| "cstdarg", |
| "string", |
| "memory", |
| "stdint.h", |
| "stddef.h", |
| "stdlib.h", |
| ] |
| |
| LIBC_HEADERS = [] |
| |
| config_setting( |
| name = "llvm_unstable", |
| values = { |
| "crosstool_top": "@clang//:everything", |
| }, |
| ) |
| |
| filegroup( |
| name = "toolchain_headers", |
| srcs = select({ |
| ":llvm_unstable": ["@clang//:cc-std-headers"], |
| "//conditions:default": ["@clang//:cc-std-headers"], |
| }) + [ |
| "//third_party/grte/v5_x86/release/usr/grte/v5:compile", |
| ], |
| ) |
| |
| filegroup( |
| name = "builtin_headers", |
| srcs = [ |
| "@llvm///clang:builtin_headers_filegroup", |
| "@llvm///compiler-rt:fuzzer_filegroup", |
| "@llvm///compiler-rt:sanitizer_filegroup", |
| ], |
| visibility = ["//visibility:public"], |
| ) |
| |
| bindings_for_toolchain_headers( |
| name = "cc_std", |
| hdrs = ":toolchain_headers", |
| public_libc_hdrs = LIBC_HEADERS, |
| public_libcxx_hdrs = LIBCXX_HEADERS, |
| visibility = ["//visibility:public"], |
| ) |
| |
| cc_library( |
| name = "cc_collect_instantiations", |
| srcs = ["collect_instantiations.cc"], |
| hdrs = ["collect_instantiations.h"], |
| deps = [ |
| ":collect_instantiations", |
| "//common:cc_ffi_types", |
| "//common:check", |
| "@absl//status:statusor", |
| "@absl//types:span", |
| "@llvm///llvm:Support", |
| ], |
| ) |
| |
| cc_test( |
| name = "cc_collect_instantiations_test", |
| srcs = ["collect_instantiations_test.cc"], |
| deps = [ |
| ":cc_collect_instantiations", |
| "//common:test_utils", |
| "//testing/base/public:gunit_main", |
| "@rust//support:rust_okay_here", |
| ], |
| ) |
| |
| rust_library( |
| name = "collect_instantiations", |
| srcs = ["collect_instantiations.rs"], |
| deps = [ |
| "//common:ffi_types", |
| "//common:token_stream_printer", |
| "@crates_io//anyhow/v1:anyhow", |
| "@crates_io//proc_macro2/v1:proc_macro2", |
| "@crates_io//serde_json/v1:serde_json", |
| "@crates_io//syn/v1:syn", |
| ], |
| ) |
| |
| rust_test( |
| name = "collect_instantiations_test", |
| args = [ |
| # To prevent tests from polluting the environment variables for each other. |
| "--test-threads", |
| "1", |
| ], |
| crate = ":collect_instantiations", |
| deps = [ |
| "@crates_io//quote/v1:quote", |
| ], |
| ) |