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Implement builtin CC toolchain features. This will allow you to override builtin features END_PUBLIC PiperOrigin-RevId: 610887686 Change-Id: I30e928c116386ec703dff24a97f925481c395b06
bazelbuild · Feb 27, 2024 · 4eccbe1 · 4eccbe1
1 parent db08757
commit 4eccbe1
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diff --git a/cc/toolchains/features/BUILD b/cc/toolchains/features/BUILD
@@ -0,0 +1,98 @@
+load("//cc/toolchains:feature_set.bzl", "cc_feature_set")
+load("//cc/toolchains/impl:external_feature.bzl", "cc_external_feature")
+
+package(default_visibility = ["//visibility:public"])
+
+# See https://bazel.build/docs/cc-toolchain-config-reference#wellknown-features
+
+cc_external_feature(
+    name = "opt",
+    feature_name = "opt",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "dbg",
+    feature_name = "dbg",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "fastbuild",
+    feature_name = "fastbuild",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "static_linking_mode",
+    feature_name = "static_linking_mode",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "dynamic_linking_mode",
+    feature_name = "dynamic_linking_mode",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "per_object_debug_info",
+    feature_name = "per_object_debug_info",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "supports_start_end_lib",
+    feature_name = "supports_start_end_lib",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "supports_interface_shared_libraries",
+    feature_name = "supports_interface_shared_libraries",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "supports_dynamic_linker",
+    feature_name = "supports_dynamic_linker",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "static_link_cpp_runtimes",
+    feature_name = "static_link_cpp_runtimes",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "supports_pic",
+    feature_name = "supports_pic",
+    overridable = True,
+)
+
+cc_feature_set(
+    name = "all_non_legacy_builtin_features",
+    features = [
+        ":opt",
+        ":dbg",
+        ":fastbuild",
+        ":static_linking_mode",
+        ":dynamic_linking_mode",
+        ":per_object_debug_info",
+        ":supports_start_end_lib",
+        ":supports_interface_shared_libraries",
+        ":supports_dynamic_linker",
+        ":static_link_cpp_runtimes",
+        ":supports_pic",
+    ],
+    visibility = ["//visibility:private"],
+)
+
+cc_feature_set(
+    name = "all_builtin_features",
+    features = [
+        ":all_non_legacy_builtin_features",
+        "//cc/toolchains/features/legacy:all_legacy_builtin_features",
+    ],
+)
diff --git a/cc/toolchains/features/legacy/BUILD b/cc/toolchains/features/legacy/BUILD
@@ -0,0 +1,279 @@
+load("//cc/toolchains:feature_set.bzl", "cc_feature_set")
+load("//cc/toolchains/impl:external_feature.bzl", "cc_external_feature")
+
+package(default_visibility = ["//visibility:public"])
+
+# See https://bazel.build/docs/cc-toolchain-config-reference#wellknown-features.
+
+cc_external_feature(
+    name = "legacy_compile_flags",
+    feature_name = "legacy_compile_flags",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "default_compile_flags",
+    feature_name = "default_compile_flags",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "dependency_file",
+    feature_name = "dependency_file",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "pic",
+    feature_name = "pic",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "preprocessor_defines",
+    feature_name = "preprocessor_defines",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "includes",
+    feature_name = "includes",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "include_paths",
+    feature_name = "include_paths",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "fdo_instrument",
+    feature_name = "fdo_instrument",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "fdo_optimize",
+    feature_name = "fdo_optimize",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "cs_fdo_instrument",
+    feature_name = "cs_fdo_instrument",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "cs_fdo_optimize",
+    feature_name = "cs_fdo_optimize",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "fdo_prefetch_hints",
+    feature_name = "fdo_prefetch_hints",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "autofdo",
+    feature_name = "autofdo",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "build_interface_libraries",
+    feature_name = "build_interface_libraries",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "dynamic_library_linker_tool",
+    feature_name = "dynamic_library_linker_tool",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "shared_flag",
+    feature_name = "shared_flag",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "linkstamps",
+    feature_name = "linkstamps",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "output_execpath_flags",
+    feature_name = "output_execpath_flags",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "runtime_library_search_directories",
+    feature_name = "runtime_library_search_directories",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "library_search_directories",
+    feature_name = "library_search_directories",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "archiver_flags",
+    feature_name = "archiver_flags",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "libraries_to_link",
+    feature_name = "libraries_to_link",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "force_pic_flags",
+    feature_name = "force_pic_flags",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "user_link_flags",
+    feature_name = "user_link_flags",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "legacy_link_flags",
+    feature_name = "legacy_link_flags",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "static_libgcc",
+    feature_name = "static_libgcc",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "fission_support",
+    feature_name = "fission_support",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "strip_debug_symbols",
+    feature_name = "strip_debug_symbols",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "coverage",
+    feature_name = "coverage",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "llvm_coverage_map_format",
+    feature_name = "llvm_coverage_map_format",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "gcc_coverage_map_format",
+    feature_name = "gcc_coverage_map_format",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "fully_static_link",
+    feature_name = "fully_static_link",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "user_compile_flags",
+    feature_name = "user_compile_flags",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "sysroot",
+    feature_name = "sysroot",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "unfiltered_compile_flags",
+    feature_name = "unfiltered_compile_flags",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "linker_param_file",
+    feature_name = "linker_param_file",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "compiler_input_flags",
+    feature_name = "compiler_input_flags",
+    overridable = True,
+)
+
+cc_external_feature(
+    name = "compiler_output_flags",
+    feature_name = "compiler_output_flags",
+    overridable = True,
+)
+
+cc_feature_set(
+    name = "all_legacy_builtin_features",
+    features = [
+        ":legacy_compile_flags",
+        ":default_compile_flags",
+        ":dependency_file",
+        ":pic",
+        ":preprocessor_defines",
+        ":includes",
+        ":include_paths",
+        ":fdo_instrument",
+        ":fdo_optimize",
+        ":cs_fdo_instrument",
+        ":cs_fdo_optimize",
+        ":fdo_prefetch_hints",
+        ":autofdo",
+        ":build_interface_libraries",
+        ":dynamic_library_linker_tool",
+        ":shared_flag",
+        ":linkstamps",
+        ":output_execpath_flags",
+        ":runtime_library_search_directories",
+        ":library_search_directories",
+        ":archiver_flags",
+        ":libraries_to_link",
+        ":force_pic_flags",
+        ":user_link_flags",
+        ":legacy_link_flags",
+        ":static_libgcc",
+        ":fission_support",
+        ":strip_debug_symbols",
+        ":coverage",
+        ":llvm_coverage_map_format",
+        ":gcc_coverage_map_format",
+        ":fully_static_link",
+        ":user_compile_flags",
+        ":sysroot",
+        ":unfiltered_compile_flags",
+        ":linker_param_file",
+        ":compiler_input_flags",
+        ":compiler_output_flags",
+    ],
+    visibility = ["//cc/toolchains/features:__pkg__"],
+)