author | Alpar Juttner <alpar@cs.elte.hu> |
Wed, 15 May 2019 13:33:55 +0200 | |
branch | 1.2 |
changeset 1424 | 7edc220d6244 |
parent 439 | 62c1ed05e83f |
permissions | -rwxr-xr-x |
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#! /usr/bin/env python |
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# |
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# This file is a part of LEMON, a generic C++ optimization library. |
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# |
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# Copyright (C) 2003-2009 |
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# Egervary Jeno Kombinatorikus Optimalizalasi Kutatocsoport |
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# (Egervary Research Group on Combinatorial Optimization, EGRES). |
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# |
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# Permission to use, modify and distribute this software is granted |
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# provided that this copyright notice appears in all copies. For |
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# precise terms see the accompanying LICENSE file. |
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# |
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# This software is provided "AS IS" with no warranty of any kind, |
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# express or implied, and with no claim as to its suitability for any |
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# purpose. |
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|
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import sys |
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|
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from mercurial import ui, hg |
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from mercurial import util |
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|
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util.rcpath = lambda : [] |
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|
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if len(sys.argv)>1 and sys.argv[1] in ["-h","--help"]: |
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print """ |
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This utility just prints the length of the longest path |
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in the revision graph from revison 0 to the current one. |
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""" |
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exit(0) |
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|
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u = ui.ui() |
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r = hg.repository(u, ".") |
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N = r.changectx(".").rev() |
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lengths=[0]*(N+1) |
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for i in range(N+1): |
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p=r.changectx(i).parents() |
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if p[0]: |
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p0=lengths[p[0].rev()] |
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else: |
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p0=-1 |
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if len(p)>1 and p[1]: |
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p1=lengths[p[1].rev()] |
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else: |
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p1=-1 |
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lengths[i]=max(p0,p1)+1 |
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print lengths[N] |