view mercurial/node.py @ 13112:039a964dbbb3

opener: always reset flags on 'w'rite only the patcher needs to preserve flags on write
author Adrian Buehlmann <adrian@cadifra.com>
date Fri, 10 Dec 2010 15:14:05 +0100
parents 25e572394f5c
children 1a5211f2f87f
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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 version 2 or any later version.

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])