blob: 30d38566f6d98b8f70de48ff62e57660cd122110 [file] [log] [blame]
// Copyright 2018 The Bazel Authors. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package com.google.devtools.build.lib.skylarkbuildapi.cpp;
import com.google.devtools.build.lib.events.Location;
import com.google.devtools.build.lib.skylarkbuildapi.FileApi;
import com.google.devtools.build.lib.skylarkbuildapi.ProviderApi;
import com.google.devtools.build.lib.skylarkbuildapi.SkylarkActionFactoryApi;
import com.google.devtools.build.lib.skylarkbuildapi.SkylarkRuleContextApi;
import com.google.devtools.build.lib.skylarkinterface.Param;
import com.google.devtools.build.lib.skylarkinterface.ParamType;
import com.google.devtools.build.lib.skylarkinterface.SkylarkCallable;
import com.google.devtools.build.lib.skylarkinterface.SkylarkModule;
import com.google.devtools.build.lib.skylarkinterface.StarlarkContext;
import com.google.devtools.build.lib.syntax.Environment;
import com.google.devtools.build.lib.syntax.EvalException;
import com.google.devtools.build.lib.syntax.Runtime.NoneType;
import com.google.devtools.build.lib.syntax.SkylarkDict;
import com.google.devtools.build.lib.syntax.SkylarkList;
import com.google.devtools.build.lib.syntax.SkylarkNestedSet;
/** Utilites related to C++ support. */
@SkylarkModule(
name = "cc_common",
doc = "Utilities for C++ compilation, linking, and command line " + "generation.")
public interface CcModuleApi<
CcToolchainProviderT extends CcToolchainProviderApi,
FeatureConfigurationT extends FeatureConfigurationApi,
CompilationContextT extends CcCompilationContextApi,
LinkingContextT extends CcLinkingContextApi,
LibraryToLinkWrapperT extends LibraryToLinkWrapperApi,
CcToolchainVariablesT extends CcToolchainVariablesApi,
SkylarkRuleContextT extends SkylarkRuleContextApi,
CcToolchainConfigInfoT extends CcToolchainConfigInfoApi> {
@SkylarkCallable(
name = "CcToolchainInfo",
doc =
"The key used to retrieve the provider that contains information about the C++ "
+ "toolchain being used",
structField = true)
ProviderApi getCcToolchainProvider();
@Deprecated
@SkylarkCallable(
name = "do_not_use_tools_cpp_compiler_present",
doc =
"Do not use this field, its only puprose is to help with migration from "
+ "config_setting.values{'compiler') to "
+ "config_settings.flag_values{'@bazel_tools//tools/cpp:compiler'}",
structField = true)
default void compilerFlagExists() {}
@SkylarkCallable(
name = "configure_features",
doc = "Creates a feature_configuration instance.",
parameters = {
@Param(
name = "cc_toolchain",
doc = "cc_toolchain for which we configure features.",
positional = false,
named = true,
type = CcToolchainProviderApi.class),
@Param(
name = "requested_features",
doc = "List of features to be enabled.",
positional = false,
named = true,
defaultValue = "[]",
type = SkylarkList.class),
@Param(
name = "unsupported_features",
doc = "List of features that are unsupported by the current rule.",
positional = false,
named = true,
defaultValue = "[]",
type = SkylarkList.class),
})
FeatureConfigurationT configureFeatures(
CcToolchainProviderT toolchain,
SkylarkList<String> requestedFeatures,
SkylarkList<String> unsupportedFeatures)
throws EvalException;
@SkylarkCallable(
name = "get_tool_for_action",
doc = "Returns tool path for given action.",
parameters = {
@Param(
name = "feature_configuration",
doc = "Feature configuration to be queried.",
positional = false,
named = true,
type = FeatureConfigurationApi.class),
@Param(
name = "action_name",
doc =
"Name of the action. Has to be one of the names in "
+ "@bazel_tools//tools/build_defs/cc:action_names.bzl.",
named = true,
positional = false),
})
String getToolForAction(FeatureConfigurationT featureConfiguration, String actionName);
@SkylarkCallable(
name = "is_enabled",
doc = "Returns True if given feature is enabled in the feature configuration.",
parameters = {
@Param(
name = "feature_configuration",
doc = "Feature configuration to be queried.",
positional = false,
named = true,
type = FeatureConfigurationApi.class),
@Param(
name = "feature_name",
doc = "Name of the feature.",
named = true,
positional = false),
})
boolean isEnabled(FeatureConfigurationT featureConfiguration, String featureName);
@SkylarkCallable(
name = "action_is_enabled",
doc = "Returns True if given action_config is enabled in the feature configuration.",
parameters = {
@Param(
name = "feature_configuration",
doc = "Feature configuration to be queried.",
positional = false,
named = true,
type = FeatureConfigurationApi.class),
@Param(
name = "action_name",
doc = "Name of the action_config.",
named = true,
positional = false),
})
boolean actionIsEnabled(FeatureConfigurationT featureConfiguration, String actionName);
@SkylarkCallable(
name = "get_memory_inefficient_command_line",
doc =
"Returns flattened command line flags for given action, using given variables for "
+ "expansion. Flattens nested sets and ideally should not be used, or at least "
+ "should not outlive analysis. Work on memory efficient function returning Args is "
+ "ongoing.",
parameters = {
@Param(
name = "feature_configuration",
doc = "Feature configuration to be queried.",
positional = false,
named = true,
type = FeatureConfigurationApi.class),
@Param(
name = "action_name",
doc =
"Name of the action. Has to be one of the names in "
+ "@bazel_tools//tools/build_defs/cc:action_names.bzl.",
named = true,
positional = false),
@Param(
name = "variables",
doc = "Build variables to be used for template expansions.",
named = true,
positional = false,
type = CcToolchainVariablesApi.class),
})
SkylarkList<String> getCommandLine(
FeatureConfigurationT featureConfiguration,
String actionName,
CcToolchainVariablesT variables);
@SkylarkCallable(
name = "get_environment_variables",
doc = "Returns environment variables to be set for given action.",
parameters = {
@Param(
name = "feature_configuration",
doc = "Feature configuration to be queried.",
positional = false,
named = true,
type = FeatureConfigurationApi.class),
@Param(
name = "action_name",
doc =
"Name of the action. Has to be one of the names in "
+ "@bazel_tools//tools/build_defs/cc:action_names.bzl.",
named = true,
positional = false),
@Param(
name = "variables",
doc = "Build variables to be used for template expansion.",
positional = false,
named = true,
type = CcToolchainVariablesApi.class),
})
SkylarkDict<String, String> getEnvironmentVariable(
FeatureConfigurationT featureConfiguration,
String actionName,
CcToolchainVariablesT variables);
@SkylarkCallable(
name = "create_compile_variables",
doc = "Returns variables used for compilation actions.",
parameters = {
@Param(
name = "cc_toolchain",
doc = "cc_toolchain for which we are creating build variables.",
positional = false,
named = true,
type = CcToolchainProviderApi.class),
@Param(
name = "feature_configuration",
doc = "Feature configuration to be queried.",
positional = false,
named = true,
type = FeatureConfigurationApi.class),
@Param(
name = "source_file",
doc =
"Optional source file for the compilation. Please prefer passing source_file here "
+ "over appending it to the end of the command line generated from "
+ "cc_common.get_memory_inefficient_command_line, as then it's in the power of "
+ "the toolchain author to properly specify and position compiler flags.",
named = true,
positional = false,
defaultValue = "None",
noneable = true),
@Param(
name = "output_file",
doc =
"Optional output file of the compilation. Please prefer passing output_file here "
+ "over appending it to the end of the command line generated from "
+ "cc_common.get_memory_inefficient_command_line, as then it's in the power of "
+ "the toolchain author to properly specify and position compiler flags.",
named = true,
positional = false,
defaultValue = "None",
noneable = true),
@Param(
name = "user_compile_flags",
doc =
"List of additional compilation flags (copts). Passing depset is deprecated and "
+ "will be removed by --incompatible_disable_depset_in_cc_user_flags flag.",
positional = false,
named = true,
defaultValue = "None",
noneable = true,
allowedTypes = {
@ParamType(type = NoneType.class),
@ParamType(type = SkylarkList.class),
@ParamType(type = SkylarkNestedSet.class)
}),
@Param(
name = "include_directories",
doc = "Depset of include directories.",
positional = false,
named = true,
defaultValue = "None",
noneable = true,
allowedTypes = {
@ParamType(type = NoneType.class),
@ParamType(type = SkylarkNestedSet.class)
}),
@Param(
name = "quote_include_directories",
doc = "Depset of quote include directories.",
positional = false,
named = true,
defaultValue = "None",
noneable = true,
allowedTypes = {
@ParamType(type = NoneType.class),
@ParamType(type = SkylarkNestedSet.class)
}),
@Param(
name = "system_include_directories",
doc = "Depset of system include directories.",
positional = false,
named = true,
defaultValue = "None",
noneable = true,
allowedTypes = {
@ParamType(type = NoneType.class),
@ParamType(type = SkylarkNestedSet.class)
}),
@Param(
name = "preprocessor_defines",
doc = "Depset of preprocessor defines.",
positional = false,
named = true,
defaultValue = "None",
noneable = true,
allowedTypes = {
@ParamType(type = NoneType.class),
@ParamType(type = SkylarkNestedSet.class)
}),
@Param(
name = "use_pic",
doc = "When true the compilation will generate position independent code.",
positional = false,
named = true,
defaultValue = "False"),
// TODO(b/65151735): Remove once we migrate crosstools to features
@Param(
name = "add_legacy_cxx_options",
doc =
"When true the flags will contain options coming from legacy cxx_flag crosstool "
+ "fields.",
named = true,
positional = false,
defaultValue = "False")
})
CcToolchainVariablesT getCompileBuildVariables(
CcToolchainProviderT ccToolchainProvider,
FeatureConfigurationT featureConfiguration,
Object sourceFile,
Object outputFile,
Object userCompileFlags,
Object includeDirs,
Object quoteIncludeDirs,
Object systemIncludeDirs,
Object defines,
boolean usePic,
boolean addLegacyCxxOptions)
throws EvalException;
@SkylarkCallable(
name = "create_link_variables",
doc = "Returns link variables used for linking actions.",
parameters = {
@Param(
name = "cc_toolchain",
doc = "cc_toolchain for which we are creating build variables.",
positional = false,
named = true,
type = CcToolchainProviderApi.class),
@Param(
name = "feature_configuration",
doc = "Feature configuration to be queried.",
positional = false,
named = true,
type = FeatureConfigurationApi.class),
@Param(
name = "library_search_directories",
doc = "Depset of directories where linker will look for libraries at link time.",
positional = false,
named = true,
defaultValue = "None",
noneable = true,
allowedTypes = {
@ParamType(type = NoneType.class),
@ParamType(type = SkylarkNestedSet.class)
}),
@Param(
name = "runtime_library_search_directories",
doc = "Depset of directories where loader will look for libraries at runtime.",
positional = false,
named = true,
defaultValue = "None",
noneable = true,
allowedTypes = {
@ParamType(type = NoneType.class),
@ParamType(type = SkylarkNestedSet.class)
}),
@Param(
name = "user_link_flags",
doc =
"List of additional link flags (linkopts). Passing depset is deprecated and "
+ "will be removed by --incompatible_disable_depset_in_cc_user_flags flag.",
positional = false,
named = true,
defaultValue = "None",
noneable = true,
allowedTypes = {
@ParamType(type = NoneType.class),
@ParamType(type = SkylarkList.class),
@ParamType(type = SkylarkNestedSet.class)
}),
@Param(
name = "output_file",
doc = "Optional output file path.",
named = true,
positional = false,
defaultValue = "None",
noneable = true),
@Param(
name = "param_file",
doc = "Optional param file path.",
named = true,
positional = false,
defaultValue = "None",
noneable = true),
@Param(
name = "def_file",
doc = "Optional .def file path.",
named = true,
positional = false,
defaultValue = "None",
noneable = true),
// TODO(b/65151735): Remove once we migrate crosstools to features
@Param(
name = "is_using_linker",
doc =
"True when using linker, False when archiver. Caller is responsible for keeping "
+ "this in sync with action name used (is_using_linker = True for linking "
+ "executable or dynamic library, is_using_linker = False for archiving static "
+ "library).",
named = true,
positional = false,
defaultValue = "True"),
// TODO(b/65151735): Remove once we migrate crosstools to features
@Param(
name = "is_linking_dynamic_library",
doc =
"True when creating dynamic library, False when executable or static library. "
+ "Caller is responsible for keeping this in sync with action name used. "
+ ""
+ "This field will be removed once b/65151735 is fixed.",
named = true,
positional = false,
defaultValue = "False"),
// TODO(b/65151735): Remove once we migrate crosstools to features
@Param(
name = "must_keep_debug",
doc =
"When set to True, bazel will expose 'strip_debug_symbols' variable, which is "
+ "usually used to use the linker to strip debug symbols from the output file.",
named = true,
positional = false,
defaultValue = "True"),
// TODO(b/65151735): Remove once we migrate crosstools to features
@Param(
name = "use_test_only_flags",
doc =
"When set to True flags coming from test_only_linker_flag crosstool fields will"
+ " be included."
+ ""
+ "This field will be removed once b/65151735 is fixed.",
named = true,
positional = false,
defaultValue = "False"),
// TODO(b/65151735): Remove once we migrate crosstools to features
@Param(
name = "is_static_linking_mode",
doc =
"True when using static_linking_mode, False when using dynamic_linking_mode. "
+ "Caller is responsible for keeping this in sync with 'static_linking_mode' "
+ "and 'dynamic_linking_mode' features enabled on the feature configuration. "
+ ""
+ "This field will be removed once b/65151735 is fixed.",
named = true,
positional = false,
defaultValue = "True"),
})
CcToolchainVariablesT getLinkBuildVariables(
CcToolchainProviderT ccToolchainProvider,
FeatureConfigurationT featureConfiguration,
Object librarySearchDirectories,
Object runtimeLibrarySearchDirectories,
Object userLinkFlags,
Object outputFile,
Object paramFile,
Object defFile,
boolean isUsingLinkerNotArchiver,
boolean isCreatingSharedLibrary,
boolean mustKeepDebug,
boolean useTestOnlyFlags,
boolean isStaticLinkingMode)
throws EvalException;
@SkylarkCallable(name = "empty_variables", documented = false)
CcToolchainVariablesT getVariables();
@SkylarkCallable(
name = "create_library_to_link",
doc = "Creates <code>LibraryToLink</code>",
useLocation = true,
useEnvironment = true,
parameters = {
@Param(
name = "actions",
type = SkylarkActionFactoryApi.class,
positional = false,
named = true,
doc = "<code>actions</code> object."),
@Param(
name = "feature_configuration",
doc = "<code>feature_configuration</code> to be queried.",
positional = false,
named = true,
type = FeatureConfigurationApi.class),
@Param(
name = "cc_toolchain",
doc = "<code>CcToolchainInfo</code> provider to be used.",
positional = false,
named = true,
type = CcToolchainProviderApi.class),
@Param(
name = "static_library",
doc = "<code>File</code> of static library to be linked.",
positional = false,
named = true,
noneable = true,
defaultValue = "None",
type = FileApi.class),
@Param(
name = "pic_static_library",
doc = "<code>File</code> of pic static library to be linked.",
positional = false,
named = true,
noneable = true,
defaultValue = "None",
type = FileApi.class),
@Param(
name = "dynamic_library",
doc =
"<code>File</code> of dynamic library to be linked. Always used for runtime "
+ "and used for linking if <code>interface_library</code> is not passed.",
positional = false,
named = true,
noneable = true,
defaultValue = "None",
type = FileApi.class),
@Param(
name = "interface_library",
doc = "<code>File</code> of interface library to be linked.",
positional = false,
named = true,
noneable = true,
defaultValue = "None",
type = FileApi.class),
@Param(
name = "alwayslink",
doc = "Whether to link the static library/objects in the --whole_archive block.",
positional = false,
named = true,
defaultValue = "False"),
})
LibraryToLinkWrapperT createLibraryLinkerInput(
Object actions,
Object featureConfiguration,
Object ccToolchainProvider,
Object staticLibrary,
Object picStaticLibrary,
Object dynamicLibrary,
Object interfaceLibrary,
boolean alwayslink,
Location location,
Environment environment)
throws EvalException, InterruptedException;
@SkylarkCallable(
name = "create_linking_context",
doc = "Creates a <code>LinkingContext</code>.",
useLocation = true,
useContext = true,
parameters = {
@Param(
name = "libraries_to_link",
doc = "List of <code>LibraryToLink</code>.",
positional = false,
named = true,
noneable = true,
defaultValue = "None",
type = SkylarkList.class),
@Param(
name = "user_link_flags",
doc = "List of user link flags passed as strings.",
positional = false,
named = true,
noneable = true,
defaultValue = "None",
type = SkylarkList.class)
})
LinkingContextT createCcLinkingInfo(
Object librariesToLinkObject,
Object userLinkFlagsObject,
Location location,
StarlarkContext context)
throws EvalException, InterruptedException;
@SkylarkCallable(
name = "merge_cc_infos",
doc = "Merges a list of <code>CcInfo</code>s into one.",
parameters = {
@Param(
name = "cc_infos",
doc = "List of <code>CcInfo</code>s to be merged.",
positional = false,
named = true,
defaultValue = "[]",
type = SkylarkList.class)
})
CcInfoApi mergeCcInfos(SkylarkList<CcInfoApi> ccInfos) throws EvalException;
@SkylarkCallable(
name = "create_compilation_context",
doc = "Creates a <code>CompilationContext</code>.",
parameters = {
@Param(
name = "headers",
doc = "Set of headers needed to compile this target",
positional = false,
named = true,
defaultValue = "unbound",
type = Object.class),
@Param(
name = "system_includes",
doc =
"Set of search paths for header files referenced by angle brackets, i.e. "
+ "#include <foo/bar/header.h>. They can be either relative to the exec root "
+ "or absolute. Usually passed with -isystem",
positional = false,
named = true,
defaultValue = "unbound",
type = Object.class),
@Param(
name = "includes",
doc =
"Set of search paths for header files referenced both by angle bracket and quotes."
+ "Usually passed with -I",
positional = false,
named = true,
defaultValue = "unbound",
type = Object.class),
@Param(
name = "quote_includes",
doc =
"Set of search paths for header files referenced by quotes, i.e. "
+ "#include \"foo/bar/header.h\". They can be either relative to the exec "
+ "root or absolute. Usually passed with -iquote",
positional = false,
named = true,
defaultValue = "unbound",
type = Object.class),
@Param(
name = "defines",
doc = "Set of defines needed to compile this target. Each define is a string",
positional = false,
named = true,
defaultValue = "unbound",
type = Object.class)
})
CompilationContextT createCcCompilationContext(
Object headers, Object systemIncludes, Object includes, Object quoteIncludes, Object defines)
throws EvalException;
// TODO(b/65151735): Remove when cc_flags is entirely set from features.
// This should only be called from the cc_flags_supplier rule.
@SkylarkCallable(
name = "legacy_cc_flags_make_variable_do_not_use",
documented = false,
parameters = {
@Param(
name = "cc_toolchain",
doc = "C++ toolchain provider to be used.",
positional = false,
named = true,
type = CcToolchainProviderApi.class)
})
String legacyCcFlagsMakeVariable(CcToolchainProviderT ccToolchain);
@SkylarkCallable(
name = "is_cc_toolchain_resolution_enabled_do_not_use",
documented = false,
parameters = {
@Param(
name = "ctx",
positional = false,
named = true,
type = SkylarkRuleContextApi.class,
doc = "The rule context."),
},
doc = "Returns true if the --incompatible_enable_cc_toolchain_resolution flag is enabled.")
boolean isCcToolchainResolutionEnabled(SkylarkRuleContextT ruleContext);
@SkylarkCallable(
name = "create_cc_toolchain_config_info",
doc = "Creates a <code>CcToolchainConfigInfo</code> provider",
parameters = {
@Param(
name = "ctx",
positional = false,
named = true,
type = SkylarkRuleContextApi.class,
doc = "The rule context."),
@Param(
name = "features",
positional = false,
named = true,
defaultValue = "[]",
type = SkylarkList.class,
doc =
"A list of <a href=\"https://github.com/bazelbuild/bazel/blob/master/tools/cpp/"
+ "cc_toolchain_config_lib.bzl#L336\">features</a>."),
@Param(
name = "action_configs",
positional = false,
named = true,
defaultValue = "[]",
type = SkylarkList.class,
doc =
"A list of <a href=\"https://github.com/bazelbuild/bazel/blob/master/tools/cpp/"
+ "cc_toolchain_config_lib.bzl#L461\">action_configs</a>."),
@Param(
name = "artifact_name_patterns",
positional = false,
named = true,
defaultValue = "[]",
type = SkylarkList.class,
doc =
"A list of <a href=\"https://github.com/bazelbuild/bazel/blob/master/tools/cpp/"
+ "cc_toolchain_config_lib.bzl#L516\">artifact_name_patterns</a>."),
@Param(
name = "cxx_builtin_include_directories",
positional = false,
named = true,
defaultValue = "[]",
type = SkylarkList.class,
doc =
"<p>Built-in include directories for C++ compilation. These should be the exact "
+ "paths used by the compiler, and are generally relative to the exec root.</p>"
+ "<p>The paths used by the compiler can be determined by 'gcc -E -xc++ - -v'."
+ "</p><p>We currently use the C++ paths also for C compilation, which is safe "
+ "as long as there are no name clashes between C++ and C header files.</p>"
+ "<p>Relative paths are resolved relative to the configuration file directory."
+ "</p><p>If the compiler has --sysroot support, then these paths should use "
+ "%sysroot% rather than the include path, and specify the sysroot attribute "
+ "in order to give blaze the information necessary to make the correct "
+ "replacements.</p>"),
@Param(
name = "toolchain_identifier",
positional = false,
type = String.class,
named = true,
doc =
"<p>The unique identifier of the toolchain within the crosstool release. It must "
+ "be possible to use this as a directory name in a path.</p>"
+ "<p>It has to match the following regex: [a-zA-Z_][\\.\\- \\w]*</p>"),
@Param(
name = "host_system_name",
positional = false,
type = String.class,
named = true,
doc = "The system name which is required by the toolchain to run."),
@Param(
name = "target_system_name",
positional = false,
type = String.class,
named = true,
doc = "The GNU System Name."),
@Param(
name = "target_cpu",
positional = false,
type = String.class,
named = true,
doc = "The target architecture string."),
@Param(
name = "target_libc",
positional = false,
type = String.class,
named = true,
doc = "The libc version string (e.g. \"glibc-2.2.2\")."),
@Param(
name = "compiler",
positional = false,
type = String.class,
named = true,
doc = "The compiler version string (e.g. \"gcc-4.1.1\")."),
@Param(
name = "abi_version",
positional = false,
type = String.class,
named = true,
doc = "The abi in use, which is a gcc version. E.g.: \"gcc-3.4\""),
@Param(
name = "abi_libc_version",
positional = false,
type = String.class,
named = true,
doc = "The glibc version used by the abi we're using."),
@Param(
name = "tool_paths",
positional = false,
named = true,
defaultValue = "[]",
type = SkylarkList.class,
doc =
"A list of <a href=\"https://github.com/bazelbuild/bazel/blob/master/tools/cpp/"
+ "cc_toolchain_config_lib.bzl#L400\">tool_paths</a>."),
@Param(
name = "make_variables",
positional = false,
named = true,
defaultValue = "[]",
type = SkylarkList.class,
doc =
"A list of <a href=\"https://github.com/bazelbuild/bazel/blob/master/tools/cpp/"
+ "cc_toolchain_config_lib.bzl#L86\">make_variables</a>."),
@Param(
name = "builtin_sysroot",
positional = false,
noneable = true,
defaultValue = "None",
allowedTypes = {@ParamType(type = String.class), @ParamType(type = NoneType.class)},
named = true,
doc =
"The built-in sysroot. If this attribute is not present, Bazel does not "
+ "allow using a different sysroot, i.e. through the --grte_top option."),
@Param(
name = "cc_target_os",
positional = false,
noneable = true,
defaultValue = "None",
allowedTypes = {@ParamType(type = String.class), @ParamType(type = NoneType.class)},
named = true,
doc = "Internal purpose only, do not use."),
})
CcToolchainConfigInfoT ccToolchainConfigInfoFromSkylark(
SkylarkRuleContextT skylarkRuleContext,
SkylarkList<Object> features,
SkylarkList<Object> actionConfigs,
SkylarkList<Object> artifactNamePatterns,
SkylarkList<String> cxxBuiltInIncludeDirectories,
String toolchainIdentifier,
String hostSystemName,
String targetSystemName,
String targetCpu,
String targetLibc,
String compiler,
String abiVersion,
String abiLibcVersion,
SkylarkList<Object> toolPaths,
SkylarkList<Object> makeVariables,
Object builtinSysroot,
Object ccTargetOs)
throws EvalException;
}