def __hashEntry(self, prefix, entry, s):
if stat.S_ISREG(s.st_mode):
digest = self.__index.check(prefix, entry, s, hashFile)
elif stat.S_ISDIR(s.st_mode):
digest = self.__hashDir(prefix, entry)
elif stat.S_ISLNK(s.st_mode):
digest = self.__index.check(prefix, entry, s, DirHasher.__hashLink)
elif stat.S_ISBLK(s.st_mode) or stat.S_ISCHR(s.st_mode):
digest = struct.pack("<L", s.st_rdev)
elif stat.S_ISFIFO(s.st_mode):
digest = b''
else:
digest = b''
logging.getLogger(__name__).warning("Unknown file: %s", entry)
return digest
python类S_ISBLK的实例源码
def is_partition(self, dev):
"""
Check whether a given device path is a partition or a full disk.
"""
if not os.path.exists(dev):
raise Error('device not found', dev)
dev = os.path.realpath(dev)
if not stat.S_ISBLK(os.lstat(dev).st_mode):
raise Error('not a block device', dev)
name = self._get_dev_name(dev)
if os.path.exists(os.path.join('/sys/block', name)):
return False
# make sure it is a partition of something else
for basename in os.listdir('/sys/block'):
if os.path.exists(os.path.join('/sys/block', basename, name)):
return True
raise Error('not a disk or partition', dev)
def is_special_file(path):
"""
This function checks to see if a special file. It checks if the
file is a character special device, block special device, FIFO, or
socket.
"""
mode = os.stat(path).st_mode
# Character special device.
if stat.S_ISCHR(mode):
return True
# Block special device
if stat.S_ISBLK(mode):
return True
# FIFO.
if stat.S_ISFIFO(mode):
return True
# Socket.
if stat.S_ISSOCK(mode):
return True
return False
def _ftypelet(mode):
if stat.S_ISREG(mode) or not stat.S_IFMT(mode):
return '-'
if stat.S_ISBLK(mode):
return 'b'
if stat.S_ISCHR(mode):
return 'c'
if stat.S_ISDIR(mode):
return 'd'
if stat.S_ISFIFO(mode):
return 'p'
if stat.S_ISLNK(mode):
return 'l'
if stat.S_ISSOCK(mode):
return 's'
return '?'
def is_block_device(path):
'''
Confirm device at path is a valid block device node.
:returns: boolean: True if path is a block device, False if not.
'''
if not os.path.exists(path):
return False
return S_ISBLK(os.stat(path).st_mode)
def is_block_device(path):
'''
Confirm device at path is a valid block device node.
:returns: boolean: True if path is a block device, False if not.
'''
if not os.path.exists(path):
return False
return S_ISBLK(os.stat(path).st_mode)
def is_block_device(path):
'''
Confirm device at path is a valid block device node.
:returns: boolean: True if path is a block device, False if not.
'''
if not os.path.exists(path):
return False
return S_ISBLK(os.stat(path).st_mode)
def is_block_device(path):
'''
Confirm device at path is a valid block device node.
:returns: boolean: True if path is a block device, False if not.
'''
if not os.path.exists(path):
return False
return S_ISBLK(os.stat(path).st_mode)
def is_block_device(path):
'''
Confirm device at path is a valid block device node.
:returns: boolean: True if path is a block device, False if not.
'''
if not os.path.exists(path):
return False
return S_ISBLK(os.stat(path).st_mode)
def is_block_device(path):
'''
Confirm device at path is a valid block device node.
:returns: boolean: True if path is a block device, False if not.
'''
if not os.path.exists(path):
return False
return S_ISBLK(os.stat(path).st_mode)
def is_block_device(path):
'''
Confirm device at path is a valid block device node.
:returns: boolean: True if path is a block device, False if not.
'''
if not os.path.exists(path):
return False
return S_ISBLK(os.stat(path).st_mode)
def is_block_device(path):
'''
Confirm device at path is a valid block device node.
:returns: boolean: True if path is a block device, False if not.
'''
if not os.path.exists(path):
return False
return S_ISBLK(os.stat(path).st_mode)
def is_block_device(path):
'''
Confirm device at path is a valid block device node.
:returns: boolean: True if path is a block device, False if not.
'''
if not os.path.exists(path):
return False
return S_ISBLK(os.stat(path).st_mode)
def is_block_device(path):
'''
Confirm device at path is a valid block device node.
:returns: boolean: True if path is a block device, False if not.
'''
if not os.path.exists(path):
return False
return S_ISBLK(os.stat(path).st_mode)
def is_block_device(path):
'''
Confirm device at path is a valid block device node.
:returns: boolean: True if path is a block device, False if not.
'''
if not os.path.exists(path):
return False
return S_ISBLK(os.stat(path).st_mode)
def is_special_file(cls, filename):
"""Checks to see if a file is a special UNIX file.
It checks if the file is a character special device, block special
device, FIFO, or socket.
:param filename: Name of the file
:returns: True if the file is a special file. False, if is not.
"""
# If it does not exist, it must be a new file so it cannot be
# a special file.
if not os.path.exists(filename):
return False
mode = os.stat(filename).st_mode
# Character special device.
if stat.S_ISCHR(mode):
return True
# Block special device
if stat.S_ISBLK(mode):
return True
# Named pipe / FIFO
if stat.S_ISFIFO(mode):
return True
# Socket.
if stat.S_ISSOCK(mode):
return True
return False
def isblk(self):
return stat.S_ISBLK(self.mode)
def isdev(self):
return (stat.S_ISCHR(self.mode) or stat.S_ISBLK(self.mode))
# class CpioInfo
def is_block_device(path):
'''
Confirm device at path is a valid block device node.
:returns: boolean: True if path is a block device, False if not.
'''
if not os.path.exists(path):
return False
return S_ISBLK(os.stat(path).st_mode)
def is_special_file(cls, filename):
"""Checks to see if a file is a special UNIX file.
It checks if the file is a character special device, block special
device, FIFO, or socket.
:param filename: Name of the file
:returns: True if the file is a special file. False, if is not.
"""
# If it does not exist, it must be a new file so it cannot be
# a special file.
if not os.path.exists(filename):
return False
mode = os.stat(filename).st_mode
# Character special device.
if stat.S_ISCHR(mode):
return True
# Block special device
if stat.S_ISBLK(mode):
return True
# Named pipe / FIFO
if stat.S_ISFIFO(mode):
return True
# Socket.
if stat.S_ISSOCK(mode):
return True
return False
def is_block_device(path):
'''
Confirm device at path is a valid block device node.
:returns: boolean: True if path is a block device, False if not.
'''
return S_ISBLK(stat(path).st_mode)
def is_block_device(path):
'''
Confirm device at path is a valid block device node.
:returns: boolean: True if path is a block device, False if not.
'''
return S_ISBLK(stat(path).st_mode)
def is_block_device(path):
'''
Confirm device at path is a valid block device node.
:returns: boolean: True if path is a block device, False if not.
'''
return S_ISBLK(stat(path).st_mode)
def is_block_device(path):
'''
Confirm device at path is a valid block device node.
:returns: boolean: True if path is a block device, False if not.
'''
return S_ISBLK(stat(path).st_mode)
def is_block_device(path):
'''
Confirm device at path is a valid block device node.
:returns: boolean: True if path is a block device, False if not.
'''
if not os.path.exists(path):
return False
return S_ISBLK(os.stat(path).st_mode)
def is_block_device(path):
'''
Confirm device at path is a valid block device node.
:returns: boolean: True if path is a block device, False if not.
'''
if not os.path.exists(path):
return False
return S_ISBLK(os.stat(path).st_mode)
def is_block_device(path):
'''
Confirm device at path is a valid block device node.
:returns: boolean: True if path is a block device, False if not.
'''
if not os.path.exists(path):
return False
return S_ISBLK(os.stat(path).st_mode)
def is_block_device(path):
'''
Confirm device at path is a valid block device node.
:returns: boolean: True if path is a block device, False if not.
'''
if not os.path.exists(path):
return False
return S_ISBLK(os.stat(path).st_mode)
def is_block_device(path):
'''
Confirm device at path is a valid block device node.
:returns: boolean: True if path is a block device, False if not.
'''
if not os.path.exists(path):
return False
return S_ISBLK(os.stat(path).st_mode)
def is_block_device(path):
'''
Confirm device at path is a valid block device node.
:returns: boolean: True if path is a block device, False if not.
'''
if not os.path.exists(path):
return False
return S_ISBLK(os.stat(path).st_mode)
