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# Copyright (c) 2023, NumPy Developers.
import hashlib
from typing import Tuple, List, Union, Any, TYPE_CHECKING
from ...mesonlib import MesonException, MachineChoice
if TYPE_CHECKING:
from ...compilers import Compiler
from ...mesonlib import File
from .. import ModuleState
def get_compiler(state: 'ModuleState') -> 'Compiler':
for_machine = MachineChoice.HOST
clist = state.environment.coredata.compilers[for_machine]
for cstr in ('c', 'cpp'):
try:
compiler = clist[cstr]
break
except KeyError:
raise MesonException(
'Unable to get compiler for C or C++ language '
'try to specify a valid C/C++ compiler via option "compiler".'
)
return compiler
def test_code(state: 'ModuleState', compiler: 'Compiler',
args: List[str], code: 'Union[str, File]'
) -> Tuple[bool, bool, str]:
# TODO: Add option to treat warnings as errors
with compiler.cached_compile(
code, state.environment.coredata, extra_args=args
) as p:
return p.cached, p.returncode == 0, p.stderr
def generate_hash(*args: Any) -> str:
hasher = hashlib.sha1()
test: List[bytes] = []
for a in args:
hasher.update(bytes(str(a), encoding='utf-8'))
return hasher.hexdigest()
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