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view mercurial/node.py @ 6835:08d9e0f974d9

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make mq and tags hardlink safe The code didn't check for modes like "r+" or "rb+". Many thanks to agriffis for noticing it.
author Benoit Boissinot <benoit.boissinot@ens-lyon.org>
date Wed, 23 Jul 2008 16:08:20 +0200
parents e45fc5d03798
children 46293a0c7e9f
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"""
node.py - basic nodeid manipulation for mercurial

Copyright 2005, 2006 Matt Mackall <mpm@selenic.com>

This software may be used and distributed according to the terms
of the GNU General Public License, incorporated herein by reference.
"""

import binascii

nullrev = -1
nullid = "\0" * 20

# This ugly style has a noticeable effect in manifest parsing
hex = binascii.hexlify
bin = binascii.unhexlify

def short(node):
    return hex(node[:6])