ops.py 文件源码

def mknod(self, parent_inode, name, mode, rdev, ctx):
        assert self._initialized
        fd, a = self.create(parent_inode, name, mode,
                            os.O_TRUNC | os.O_CREAT, ctx)
        inode = self.forest.inodes.get_by_value(a.st_ino)
        if stat.S_ISCHR(mode) or stat.S_ISBLK(mode):
            inode.direntry.set_data('st_rdev', rdev)
        self.release(fd)
        return self._inode_attributes(inode)