if else foreach true false action action_foreach bundle_data config copy executable generated_file group loadable_module rust_library rust_proc_macro shared_library source_set static_library target pool toolchain assert declare_args defined exec_script filter_exclude filter_include forward_variables_from get_label_info get_path_info get_target_outputs getenv import mark_used mark_used_from not_needed print process_file_template propagates_configs read_file rebase_path set_default_toolchain set_defaults split_list string_join string_replace string_split template tool write_file arg_file_template buildconfig check_targets no_check_targets check_system_includes exec_script_allowlist exec_script_whitelist export_compile_commands root root_patterns script_executable secondary_source default_args build_file_extension ninja_required_version no_stamp_files current_cpu current_os current_toolchain default_toolchain gn_version host_cpu host_os invoker python_path root_build_dir root_gen_dir root_out_dir target_cpu target_gen_dir target_name target_os target_out_dir