annotate mercurial/node.py @ 25245:504ef9c49f4a

util: allow to specify buffer size in popen4 We will need unbuffered IO to restore real time output with ssh peer. Changeset ec171737aaf1 seems to indicate playing with this value could be dangerous, but does not indicate why.
author Pierre-Yves David <pierre-yves.david@fb.com>
date Wed, 20 May 2015 11:29:45 -0500
parents 25e572394f5c
children 1a5211f2f87f
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Martin Geisler <mg@lazybytes.net>
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1 # node.py - basic nodeid manipulation for mercurial
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Martin Geisler <mg@lazybytes.net>
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2 #
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Martin Geisler <mg@lazybytes.net>
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3 # Copyright 2005, 2006 Matt Mackall <mpm@selenic.com>
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Martin Geisler <mg@lazybytes.net>
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4 #
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Martin Geisler <mg@lazybytes.net>
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5 # This software may be used and distributed according to the terms of the
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25e572394f5c Update license to GPLv2+
Matt Mackall <mpm@selenic.com>
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6 # GNU General Public License version 2 or any later version.
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8 import binascii
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3b4e00cba57a Define and use nullrev (revision of nullid) instead of -1.
Thomas Arendsen Hein <thomas@intevation.de>
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10 nullrev = -1
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11 nullid = "\0" * 20
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Matt Mackall <mpm@selenic.com>
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13 # This ugly style has a noticeable effect in manifest parsing
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Matt Mackall <mpm@selenic.com>
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14 hex = binascii.hexlify
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15 bin = binascii.unhexlify
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16
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17 def short(node):
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18 return hex(node[:6])