mirror of
https://github.com/openharmony/third_party_libfuse.git
synced 2026-07-21 17:15:28 -04:00
Miklos Szeredi
122 lines
2.9 KiB
Python
122 lines
2.9 KiB
Python
#@+leo-ver=4
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#@+node:@file fuse.py
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#
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# Copyright (C) 2001 Jeff Epler <jepler@unpythonic.dhs.org>
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#
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# This program can be distributed under the terms of the GNU GPL.
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# See the file COPYING.
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#
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#@@language python
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#@+others
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#@+node:imports
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# suppress version mismatch warnings
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try:
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import warnings
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warnings.filterwarnings('ignore',
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'Python C API version mismatch',
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RuntimeWarning,
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)
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except:
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pass
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from _fuse import main, FuseGetContext, FuseInvalidate
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from string import join
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import os, sys
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from errno import *
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#@-node:imports
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#@+node:class ErrnoWrapper
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class ErrnoWrapper:
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#@ @+others
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#@+node:__init__
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def __init__(self, func):
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self.func = func
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#@-node:__init__
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#@+node:__call__
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def __call__(self, *args, **kw):
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try:
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return apply(self.func, args, kw)
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except (IOError, OSError), detail:
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# Sometimes this is an int, sometimes an instance...
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if hasattr(detail, "errno"): detail = detail.errno
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return -detail
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#@-node:__call__
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#@-others
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#@-node:class ErrnoWrapper
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#@+node:class Fuse
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class Fuse:
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#@ @+others
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#@+node:attribs
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_attrs = ['getattr', 'readlink', 'getdir', 'mknod', 'mkdir',
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'unlink', 'rmdir', 'symlink', 'rename', 'link', 'chmod',
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'chown', 'truncate', 'utime', 'open', 'read', 'write', 'release',
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'statfs', 'fsync']
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flags = 0
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multithreaded = 0
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#@-node:attribs
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#@+node:__init__
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def __init__(self, *args, **kw):
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# default attributes
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self.optlist = []
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self.optdict = {}
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self.mountpoint = None
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# grab arguments, if any
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argv = sys.argv
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argc = len(argv)
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if argc > 1:
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# we've been given the mountpoint
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self.mountpoint = argv[1]
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if argc > 2:
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# we've received mount args
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optstr = argv[2]
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opts = optstr.split(",")
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for o in opts:
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try:
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k, v = o.split("=", 1)
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self.optdict[k] = v
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except:
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self.optlist.append(o)
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def GetContext(self):
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return FuseGetContext(self)
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def Invalidate(self, path):
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return FuseInvalidate(self, path)
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#@-node:__init__
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#@+node:main
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def main(self):
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d = {'mountpoint': self.mountpoint}
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d['multithreaded'] = self.multithreaded
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if hasattr( self, 'debug'):
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d['lopts'] = 'debug';
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k=[]
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if hasattr(self,'allow_other'):
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k.append('allow_other')
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if hasattr(self,'kernel_cache'):
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k.append('kernel_cache')
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if len(k):
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d['kopts'] = join(k,',')
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for a in self._attrs:
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if hasattr(self,a):
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d[a] = ErrnoWrapper(getattr(self, a))
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apply(main, (), d)
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#@-node:main
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#@-others
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#@-node:class Fuse
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#@-others
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#@-node:@file fuse.py
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#@-leo
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