# util.py - utility functions and platform specfic implementations

#

# Copyright 2005 K. Thananchayan <thananck@yahoo.com>

#

# This software may be used and distributed according to the terms

# of the GNU General Public License, incorporated herein by reference.

import os

def rename(src, dst):

    try:

        os.rename(src, dst)

    except:

        os.unlink(dst)

        os.rename(src, dst)

# Platfor specific varients

if os.name == 'nt':

    def pconvert(path):

        return path.replace("\\", "/")

    def makelock(info, pathname):

        ld = os.open(pathname, os.O_CREAT | os.O_WRONLY | os.O_EXCL)

        os.write(ld, info)

        os.close(ld)

    def readlock(pathname):

        return file(pathname).read()

else:

    def pconvert(path):

        return path

    def makelock(info, pathname):

        os.symlink(info, pathname)

    def readlock(pathname):

        return os.readlink(pathname)