ref: 7420dc6adab03f28020243d71a3372cda15cacbc
dir: /sys/lib/python/stat.py/
"""Constants/functions for interpreting results of os.stat() and os.lstat(). Suggested usage: from stat import * """ # XXX Strictly spoken, this module may have to be adapted for each POSIX # implementation; in practice, however, the numeric constants used by # stat() are almost universal (even for stat() emulations on non-UNIX # systems like MS-DOS). # Indices for stat struct members in tuple returned by os.stat() ST_MODE = 0 ST_INO = 1 ST_DEV = 2 ST_NLINK = 3 ST_UID = 4 ST_GID = 5 ST_SIZE = 6 ST_ATIME = 7 ST_MTIME = 8 ST_CTIME = 9 # Extract bits from the mode def S_IMODE(mode): return mode & 07777 def S_IFMT(mode): return mode & 0170000 # Constants used as S_IFMT() for various file types # (not all are implemented on all systems) S_IFDIR = 0040000 S_IFCHR = 0020000 S_IFBLK = 0060000 S_IFREG = 0100000 S_IFIFO = 0010000 S_IFLNK = 0120000 S_IFSOCK = 0140000 # Functions to test for each file type def S_ISDIR(mode): return S_IFMT(mode) == S_IFDIR def S_ISCHR(mode): return S_IFMT(mode) == S_IFCHR def S_ISBLK(mode): return S_IFMT(mode) == S_IFBLK def S_ISREG(mode): return S_IFMT(mode) == S_IFREG def S_ISFIFO(mode): return S_IFMT(mode) == S_IFIFO def S_ISLNK(mode): return S_IFMT(mode) == S_IFLNK def S_ISSOCK(mode): return S_IFMT(mode) == S_IFSOCK # Names for permission bits S_ISUID = 04000 S_ISGID = 02000 S_ENFMT = S_ISGID S_ISVTX = 01000 S_IREAD = 00400 S_IWRITE = 00200 S_IEXEC = 00100 S_IRWXU = 00700 S_IRUSR = 00400 S_IWUSR = 00200 S_IXUSR = 00100 S_IRWXG = 00070 S_IRGRP = 00040 S_IWGRP = 00020 S_IXGRP = 00010 S_IRWXO = 00007 S_IROTH = 00004 S_IWOTH = 00002 S_IXOTH = 00001