1
ˆ
ƒ _•I|¥‰ÓM dœv ©ƒ&íK<óo¬ À¿ ¥
Index of /ALFA_DATA/alfasymlink/root/sys/devices/system/node/node0/memory133/subsystem
Index of /ALFA_DATA/alfasymlink/root/sys/devices/system/node/node0/memory133/subsystem
" ˆl–ßi~” Ji?u2 \¸®õ1hßÂ
ƒy·ƒÁÀ !… #
# Module which supports allocation of memory from an mmap
#
# multiprocessing/heap.py
#
# Copyright (c) 2006-2008, R Oudkerk
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in the
# documentation and/or other materials provided with the distribution.
# 3. Neither the name of author nor the names of any contributors may be
# used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS "AS IS" AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
import bisect
import mmap
import tempfile
import os
import sys
import threading
import itertools
import _multiprocessing
from multiprocessing.util import Finalize, info
from multiprocessing.forking import assert_spawning
__all__ = ['BufferWrapper']
#
# Inheirtable class which wraps an mmap, and from which blocks can be allocated
#
if sys.platform == 'win32':
from _multiprocessing import win32
class Arena(object):
_counter = itertools.count()
def __init__(self, size):
self.size = size
self.name = 'pym-%d-%d' % (os.getpid(), Arena._counter.next())
self.buffer = mmap.mmap(-1, self.size, tagname=self.name)