97 lines
1.8 KiB
Python
97 lines
1.8 KiB
Python
"""Constants/functions for interpreting results of os.stat() and os.lstat().
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Suggested usage: from stat import *
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"""
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# Indices for stat struct members in the tuple returned by os.stat()
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ST_MODE = 0
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ST_INO = 1
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ST_DEV = 2
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ST_NLINK = 3
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ST_UID = 4
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ST_GID = 5
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ST_SIZE = 6
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ST_ATIME = 7
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ST_MTIME = 8
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ST_CTIME = 9
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# Extract bits from the mode
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def S_IMODE(mode):
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return mode & 0o7777
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def S_IFMT(mode):
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return mode & 0o170000
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# Constants used as S_IFMT() for various file types
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# (not all are implemented on all systems)
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S_IFDIR = 0o040000
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S_IFCHR = 0o020000
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S_IFBLK = 0o060000
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S_IFREG = 0o100000
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S_IFIFO = 0o010000
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S_IFLNK = 0o120000
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S_IFSOCK = 0o140000
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# Functions to test for each file type
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def S_ISDIR(mode):
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return S_IFMT(mode) == S_IFDIR
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def S_ISCHR(mode):
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return S_IFMT(mode) == S_IFCHR
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def S_ISBLK(mode):
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return S_IFMT(mode) == S_IFBLK
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def S_ISREG(mode):
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return S_IFMT(mode) == S_IFREG
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def S_ISFIFO(mode):
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return S_IFMT(mode) == S_IFIFO
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def S_ISLNK(mode):
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return S_IFMT(mode) == S_IFLNK
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def S_ISSOCK(mode):
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return S_IFMT(mode) == S_IFSOCK
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# Names for permission bits
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S_ISUID = 0o4000
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S_ISGID = 0o2000
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S_ENFMT = S_ISGID
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S_ISVTX = 0o1000
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S_IREAD = 0o0400
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S_IWRITE = 0o0200
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S_IEXEC = 0o0100
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S_IRWXU = 0o0700
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S_IRUSR = 0o0400
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S_IWUSR = 0o0200
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S_IXUSR = 0o0100
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S_IRWXG = 0o0070
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S_IRGRP = 0o0040
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S_IWGRP = 0o0020
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S_IXGRP = 0o0010
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S_IRWXO = 0o0007
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S_IROTH = 0o0004
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S_IWOTH = 0o0002
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S_IXOTH = 0o0001
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# Names for file flags
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UF_NODUMP = 0x00000001
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UF_IMMUTABLE = 0x00000002
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UF_APPEND = 0x00000004
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UF_OPAQUE = 0x00000008
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UF_NOUNLINK = 0x00000010
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UF_COMPRESSED = 0x00000020 # OS X: file is hfs-compressed
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UF_HIDDEN = 0x00008000 # OS X: file should not be displayed
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SF_ARCHIVED = 0x00010000
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SF_IMMUTABLE = 0x00020000
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SF_APPEND = 0x00040000
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SF_NOUNLINK = 0x00100000
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SF_SNAPSHOT = 0x00200000
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