# SPDX-License-Identifier: Apache-2.0 # Copyright 2012-2017 The Meson development team from __future__ import annotations import subprocess, os.path import typing as T from ..mesonlib import EnvironmentException from .compilers import Compiler, swift_buildtype_args, clike_debug_args if T.TYPE_CHECKING: from ..envconfig import MachineInfo from ..environment import Environment from ..linkers.linkers import DynamicLinker from ..mesonlib import MachineChoice swift_optimization_args: T.Dict[str, T.List[str]] = { 'plain': [], '0': [], 'g': [], '1': ['-O'], '2': ['-O'], '3': ['-O'], 's': ['-O'], } class SwiftCompiler(Compiler): LINKER_PREFIX = ['-Xlinker'] language = 'swift' id = 'llvm' def __init__(self, exelist: T.List[str], version: str, for_machine: MachineChoice, is_cross: bool, info: 'MachineInfo', full_version: T.Optional[str] = None, linker: T.Optional['DynamicLinker'] = None): super().__init__([], exelist, version, for_machine, info, is_cross=is_cross, full_version=full_version, linker=linker) self.version = version def needs_static_linker(self) -> bool: return True def get_werror_args(self) -> T.List[str]: return ['--fatal-warnings'] def get_dependency_gen_args(self, outtarget: str, outfile: str) -> T.List[str]: return ['-emit-dependencies'] def depfile_for_object(self, objfile: str) -> T.Optional[str]: return os.path.splitext(objfile)[0] + '.' + self.get_depfile_suffix() def get_depfile_suffix(self) -> str: return 'd' def get_output_args(self, target: str) -> T.List[str]: return ['-o', target] def get_header_import_args(self, headername: str) -> T.List[str]: return ['-import-objc-header', headername] def get_warn_args(self, level: str) -> T.List[str]: return [] def get_buildtype_args(self, buildtype: str) -> T.List[str]: return swift_buildtype_args[buildtype] def get_std_exe_link_args(self) -> T.List[str]: return ['-emit-executable'] def get_module_args(self, modname: str) -> T.List[str]: return ['-module-name', modname] def get_mod_gen_args(self) -> T.List[str]: return ['-emit-module'] def get_include_args(self, path: str, is_system: bool) -> T.List[str]: return ['-I' + path] def get_compile_only_args(self) -> T.List[str]: return ['-c'] def compute_parameters_with_absolute_paths(self, parameter_list: T.List[str], build_dir: str) -> T.List[str]: for idx, i in enumerate(parameter_list): if i[:2] == '-I' or i[:2] == '-L': parameter_list[idx] = i[:2] + os.path.normpath(os.path.join(build_dir, i[2:])) return parameter_list def sanity_check(self, work_dir: str, environment: 'Environment') -> None: src = 'swifttest.swift' source_name = os.path.join(work_dir, src) output_name = os.path.join(work_dir, 'swifttest') extra_flags: T.List[str] = [] extra_flags += environment.coredata.get_external_args(self.for_machine, self.language) if self.is_cross: extra_flags += self.get_compile_only_args() else: extra_flags += environment.coredata.get_external_link_args(self.for_machine, self.language) with open(source_name, 'w', encoding='utf-8') as ofile: ofile.write('''print("Swift compilation is working.") ''') pc = subprocess.Popen(self.exelist + extra_flags + ['-emit-executable', '-o', output_name, src], cwd=work_dir) pc.wait() if pc.returncode != 0: raise EnvironmentException('Swift compiler %s cannot compile programs.' % self.name_string()) if self.is_cross: # Can't check if the binaries run so we have to assume they do return if subprocess.call(output_name) != 0: raise EnvironmentException('Executables created by Swift compiler %s are not runnable.' % self.name_string()) def get_debug_args(self, is_debug: bool) -> T.List[str]: return clike_debug_args[is_debug] def get_optimization_args(self, optimization_level: str) -> T.List[str]: return swift_optimization_args[optimization_level]