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# Copyright 2019 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.
"""Abstractions for the Elbrus family of compilers."""
import os
import typing as T
import subprocess
import re
from .gnu import GnuLikeCompiler
from ...mesonlib import Popen_safe
if T.TYPE_CHECKING:
from ...environment import Environment
class ElbrusCompiler(GnuLikeCompiler):
# Elbrus compiler is nearly like GCC, but does not support
# PCH, LTO, sanitizers and color output as of version 1.21.x.
def __init__(self, defines: T.Dict[str, str]):
super().__init__()
self.id = 'lcc'
self.base_options = ['b_pgo', 'b_coverage',
'b_ndebug', 'b_staticpic',
'b_lundef', 'b_asneeded']
# FIXME: use _build_wrapper to call this so that linker flags from the env
# get applied
def get_library_dirs(self, env: 'Environment', elf_class: T.Optional[int] = None) -> T.List[str]:
os_env = os.environ.copy()
os_env['LC_ALL'] = 'C'
stdo = Popen_safe(self.exelist + ['--print-search-dirs'], env=os_env)[1]
for line in stdo.split('\n'):
if line.startswith('libraries:'):
# lcc does not include '=' in --print-search-dirs output. Also it could show nonexistent dirs.
libstr = line.split(' ', 1)[1]
return [os.path.realpath(p) for p in libstr.split(':') if os.path.exists(p)]
return []
def get_program_dirs(self, env: 'Environment') -> T.List[str]:
os_env = os.environ.copy()
os_env['LC_ALL'] = 'C'
stdo = Popen_safe(self.exelist + ['--print-search-dirs'], env=os_env)[1]
for line in stdo.split('\n'):
if line.startswith('programs:'):
# lcc does not include '=' in --print-search-dirs output.
libstr = line.split(' ', 1)[1]
return [os.path.realpath(p) for p in libstr.split(':')]
return []
def get_default_include_dirs(self) -> T.List[str]:
os_env = os.environ.copy()
os_env['LC_ALL'] = 'C'
p = subprocess.Popen(self.exelist + ['-xc', '-E', '-v', '-'], env=os_env, stdin=subprocess.DEVNULL, stdout=subprocess.PIPE, stderr=subprocess.PIPE)
stderr = p.stderr.read().decode('utf-8', errors='replace')
includes = []
for line in stderr.split('\n'):
if line.lstrip().startswith('--sys_include'):
includes.append(re.sub(r'\s*\\$', '', re.sub(r'^\s*--sys_include\s*', '', line)))
return includes
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