path.py 文件源码

def set_from_stat(self):
        """Set the value of self.type, self.mode from self.stat"""
        if not self.stat:
            self.type = None

        st_mode = self.stat.st_mode
        if stat.S_ISREG(st_mode):
            self.type = "reg"
        elif stat.S_ISDIR(st_mode):
            self.type = "dir"
        elif stat.S_ISLNK(st_mode):
            self.type = "sym"
        elif stat.S_ISFIFO(st_mode):
            self.type = "fifo"
        elif stat.S_ISSOCK(st_mode):
            raise PathException(util.ufn(self.get_relative_path()) +
                                u"is a socket, unsupported by tar")
            self.type = "sock"
        elif stat.S_ISCHR(st_mode):
            self.type = "chr"
        elif stat.S_ISBLK(st_mode):
            self.type = "blk"
        else:
            raise PathException("Unknown type")

        self.mode = stat.S_IMODE(st_mode)
        if self.type in ("chr", "blk"):
            try:
                self.devnums = (os.major(self.stat.st_rdev),
                                os.minor(self.stat.st_rdev))
            except:
                log.Warn(_("Warning: %s invalid devnums (0x%X), treating as (0, 0).")
                         % (util.ufn(self.get_relative_path()), self.stat.st_rdev))
                self.devnums = (0, 0)