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Diffstat (limited to 'mesonbuild/mesonlib/posix.py')
-rw-r--r-- | mesonbuild/mesonlib/posix.py | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/mesonbuild/mesonlib/posix.py b/mesonbuild/mesonlib/posix.py deleted file mode 100644 index 67f9a44..0000000 --- a/mesonbuild/mesonlib/posix.py +++ /dev/null @@ -1,39 +0,0 @@ -# SPDX-license-identifier: Apache-2.0 -# Copyright 2012-2021 The Meson development team -# Copyright © 2021 Intel Corporation - -# 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. - -"""Posix specific implementations of mesonlib functionality.""" - -import fcntl -import typing as T - -from .universal import MesonException -from .platform import BuildDirLock as BuildDirLockBase - -__all__ = ['BuildDirLock'] - -class BuildDirLock(BuildDirLockBase): - - def __enter__(self) -> None: - self.lockfile = open(self.lockfilename, 'w', encoding='utf-8') - try: - fcntl.flock(self.lockfile, fcntl.LOCK_EX | fcntl.LOCK_NB) - except (BlockingIOError, PermissionError): - self.lockfile.close() - raise MesonException('Some other Meson process is already using this build directory. Exiting.') - - def __exit__(self, *args: T.Any) -> None: - fcntl.flock(self.lockfile, fcntl.LOCK_UN) - self.lockfile.close() |