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84 lines
3.4 KiB
84 lines
3.4 KiB
# Copyright 2019 The meson development team |
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# |
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# Licensed under the Apache License, Version 2.0 (the "License"); |
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# you may not use this file except in compliance with the License. |
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# You may obtain a copy of the License at |
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# |
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# http://www.apache.org/licenses/LICENSE-2.0 |
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# |
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# Unless required by applicable law or agreed to in writing, software |
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# distributed under the License is distributed on an "AS IS" BASIS, |
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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# See the License for the specific language governing permissions and |
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# limitations under the License. |
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"""Abstractions for the Elbrus family of compilers.""" |
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import os |
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import typing as T |
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import subprocess |
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import re |
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from .gnu import GnuLikeCompiler |
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from .gnu import gnu_optimization_args |
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from ...mesonlib import Popen_safe |
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if T.TYPE_CHECKING: |
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from ...environment import Environment |
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class ElbrusCompiler(GnuLikeCompiler): |
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# Elbrus compiler is nearly like GCC, but does not support |
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# PCH, LTO, sanitizers and color output as of version 1.21.x. |
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def __init__(self) -> None: |
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super().__init__() |
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self.id = 'lcc' |
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self.base_options = ['b_pgo', 'b_coverage', |
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'b_ndebug', 'b_staticpic', |
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'b_lundef', 'b_asneeded'] |
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# FIXME: use _build_wrapper to call this so that linker flags from the env |
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# get applied |
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def get_library_dirs(self, env: 'Environment', elf_class: T.Optional[int] = None) -> T.List[str]: |
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os_env = os.environ.copy() |
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os_env['LC_ALL'] = 'C' |
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stdo = Popen_safe(self.exelist + ['--print-search-dirs'], env=os_env)[1] |
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for line in stdo.split('\n'): |
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if line.startswith('libraries:'): |
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# lcc does not include '=' in --print-search-dirs output. Also it could show nonexistent dirs. |
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libstr = line.split(' ', 1)[1] |
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return [os.path.realpath(p) for p in libstr.split(':') if os.path.exists(p)] |
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return [] |
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def get_program_dirs(self, env: 'Environment') -> T.List[str]: |
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os_env = os.environ.copy() |
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os_env['LC_ALL'] = 'C' |
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stdo = Popen_safe(self.exelist + ['--print-search-dirs'], env=os_env)[1] |
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for line in stdo.split('\n'): |
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if line.startswith('programs:'): |
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# lcc does not include '=' in --print-search-dirs output. |
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libstr = line.split(' ', 1)[1] |
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return [os.path.realpath(p) for p in libstr.split(':')] |
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return [] |
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def get_default_include_dirs(self) -> T.List[str]: |
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os_env = os.environ.copy() |
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os_env['LC_ALL'] = 'C' |
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p = subprocess.Popen(self.exelist + ['-xc', '-E', '-v', '-'], env=os_env, stdin=subprocess.DEVNULL, stdout=subprocess.PIPE, stderr=subprocess.PIPE) |
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stderr = p.stderr.read().decode('utf-8', errors='replace') |
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includes = [] |
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for line in stderr.split('\n'): |
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if line.lstrip().startswith('--sys_include'): |
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includes.append(re.sub(r'\s*\\$', '', re.sub(r'^\s*--sys_include\s*', '', line))) |
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return includes |
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def get_optimization_args(self, optimization_level: str) -> T.List[str]: |
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return gnu_optimization_args[optimization_level] |
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def get_pch_suffix(self) -> str: |
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# Actually it's not supported for now, but probably will be supported in future |
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return 'pch' |
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def openmp_flags(self) -> T.List[str]: |
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return ['-fopenmp']
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