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# Copyright 2012-2017 The Meson development team
# 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.
import os.path, subprocess
import typing as T
from ..mesonlib import EnvironmentException, MachineChoice
from .compilers import Compiler
from .mixins.clike import CLikeCompiler
from .mixins.gnu import GnuCompiler
from .mixins.clang import ClangCompiler
if T.TYPE_CHECKING:
from ..dependencies import ExternalProgram
from ..envconfig import MachineInfo
from ..environment import Environment
from ..linkers import DynamicLinker
class ObjCCompiler(CLikeCompiler, Compiler):
language = 'objc'
def __init__(self, exelist: T.List[str], version: str, for_machine: MachineChoice,
is_cross: bool, info: 'MachineInfo',
exe_wrap: T.Optional['ExternalProgram'],
linker: T.Optional['DynamicLinker'] = None,
full_version: T.Optional[str] = None):
Compiler.__init__(self, exelist, version, for_machine, info,
is_cross=is_cross, full_version=full_version,
linker=linker)
CLikeCompiler.__init__(self, exe_wrap)
@staticmethod
def get_display_language() -> str:
return 'Objective-C'
def sanity_check(self, work_dir: str, environment: 'Environment') -> None:
# TODO try to use sanity_check_impl instead of duplicated code
source_name = os.path.join(work_dir, 'sanitycheckobjc.m')
binary_name = os.path.join(work_dir, 'sanitycheckobjc')
extra_flags = []
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') as ofile:
ofile.write('#import<stddef.h>\n'
'int main(void) { return 0; }\n')
pc = subprocess.Popen(self.exelist + extra_flags + [source_name, '-o', binary_name])
pc.wait()
if pc.returncode != 0:
raise EnvironmentException('ObjC compiler %s can not compile programs.' % self.name_string())
if self.is_cross:
# Can't check if the binaries run so we have to assume they do
return
pe = subprocess.Popen(binary_name)
pe.wait()
if pe.returncode != 0:
raise EnvironmentException('Executables created by ObjC compiler %s are not runnable.' % self.name_string())
class GnuObjCCompiler(GnuCompiler, ObjCCompiler):
def __init__(self, exelist: T.List[str], version: str, for_machine: MachineChoice,
is_cross: bool, info: 'MachineInfo',
exe_wrapper: T.Optional['ExternalProgram'] = None,
defines: T.Optional[T.Dict[str, str]] = None,
linker: T.Optional['DynamicLinker'] = None,
full_version: T.Optional[str] = None):
ObjCCompiler.__init__(self, exelist, version, for_machine, is_cross,
info, exe_wrapper, linker=linker, full_version=full_version)
GnuCompiler.__init__(self, defines)
default_warn_args = ['-Wall', '-Winvalid-pch']
self.warn_args = {'0': [],
'1': default_warn_args,
'2': default_warn_args + ['-Wextra'],
'3': default_warn_args + ['-Wextra', '-Wpedantic']}
class ClangObjCCompiler(ClangCompiler, ObjCCompiler):
def __init__(self, exelist: T.List[str], version: str, for_machine: MachineChoice,
is_cross: bool, info: 'MachineInfo',
exe_wrapper: T.Optional['ExternalProgram'] = None,
defines: T.Optional[T.Dict[str, str]] = None,
linker: T.Optional['DynamicLinker'] = None,
full_version: T.Optional[str] = None):
ObjCCompiler.__init__(self, exelist, version, for_machine, is_cross,
info, exe_wrapper, linker=linker, full_version=full_version)
ClangCompiler.__init__(self, defines)
default_warn_args = ['-Wall', '-Winvalid-pch']
self.warn_args = {'0': [],
'1': default_warn_args,
'2': default_warn_args + ['-Wextra'],
'3': default_warn_args + ['-Wextra', '-Wpedantic']}
class AppleClangObjCCompiler(ClangObjCCompiler):
"""Handle the differences between Apple's clang and vanilla clang."""
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