You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
30 lines
948 B
30 lines
948 B
#
|
|
# Copyright 2011 Facebook
|
|
#
|
|
# 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 implementations of platform-specific functionality."""
|
|
|
|
import fcntl
|
|
import os
|
|
|
|
|
|
def set_close_exec(fd: int) -> None:
|
|
flags = fcntl.fcntl(fd, fcntl.F_GETFD)
|
|
fcntl.fcntl(fd, fcntl.F_SETFD, flags | fcntl.FD_CLOEXEC)
|
|
|
|
|
|
def _set_nonblocking(fd: int) -> None:
|
|
flags = fcntl.fcntl(fd, fcntl.F_GETFL)
|
|
fcntl.fcntl(fd, fcntl.F_SETFL, flags | os.O_NONBLOCK)
|