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71 lines
1.6 KiB
Python
71 lines
1.6 KiB
Python
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# Module 'shutil' -- utility functions usable in a shell-like program
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import posix
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import path
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MODEBITS = 010000 # Lower 12 mode bits
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# Change this to 01000 (9 mode bits) to avoid copying setuid etc.
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# Copy data from src to dst
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#
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def copyfile(src, dst):
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fsrc = open(src, 'r')
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fdst = open(dst, 'w')
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while 1:
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buf = fsrc.read(16*1024)
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if not buf: break
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fdst.write(buf)
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# Copy mode bits from src to dst
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#
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def copymode(src, dst):
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st = posix.stat(src)
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mode = divmod(st[0], MODEBITS)[1]
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posix.chmod(dst, mode)
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# Copy all stat info (mode bits, atime and mtime) from src to dst
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#
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def copystat(src, dst):
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st = posix.stat(src)
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mode = divmod(st[0], MODEBITS)[1]
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posix.chmod(dst, mode)
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posix.utimes(dst, st[7:9])
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# Copy data and mode bits ("cp src dst")
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#
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def copy(src, dst):
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copyfile(src, dst)
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copymode(src, dst)
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# Copy data and all stat info ("cp -p src dst")
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#
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def copy2(src, dst):
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copyfile(src, dst)
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copystat(src, dst)
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# Recursively copy a directory tree.
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# The destination must not already exist.
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#
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def copytree(src, dst):
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names = posix.listdir(src)
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posix.mkdir(dst, 0777)
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dot_dotdot = '.', '..'
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for name in names:
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if name not in dot_dotdot:
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srcname = path.cat(src, name)
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dstname = path.cat(dst, name)
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#print 'Copying', srcname, 'to', dstname
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try:
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#if path.islink(srcname):
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# linkto = posix.readlink(srcname)
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# posix.symlink(linkto, dstname)
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#elif path.isdir(srcname):
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if path.isdir(srcname):
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copytree(srcname, dstname)
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else:
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copy2(srcname, dstname)
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# XXX What about devices, sockets etc.?
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except posix.error, why:
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print 'Could not copy', srcname, 'to', dstname,
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print '(', why[1], ')'
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