Last change
on this file since 341:d900fd1e760f was
284:a16cc721259e,
checked in by Alpar Juttner <alpar@…>, 16 years ago
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Make chg-len.py independent from the global Mercurial config files
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File size:
1007 bytes
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1 | #! /usr/bin/env python |
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2 | |
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3 | import sys |
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4 | import os |
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5 | |
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6 | if len(sys.argv)>1 and sys.argv[1] in ["-h","--help"]: |
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7 | print """ |
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8 | This utility just prints the length of the longest path |
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9 | in the revision graph from revison 0 to the current one. |
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10 | """ |
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11 | exit(0) |
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12 | plist = os.popen("HGRCPATH='' hg parents --template='{rev}\n'").readlines() |
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13 | if len(plist)>1: |
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14 | print "You are in the process of merging" |
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15 | exit(1) |
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16 | PAR = int(plist[0]) |
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17 | |
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18 | f = os.popen("HGRCPATH='' hg log -r 0:tip --template='{rev} {parents}\n'").\ |
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19 | readlines() |
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20 | REV = -1 |
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21 | lengths=[] |
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22 | for l in f: |
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23 | REV+=1 |
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24 | s = l.split() |
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25 | rev = int(s[0]) |
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26 | if REV != rev: |
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27 | print "Something is seriously wrong" |
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28 | exit(1) |
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29 | if len(s) == 1: |
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30 | par1 = par2 = rev - 1 |
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31 | elif len(s) == 2: |
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32 | par1 = par2 = int(s[1].split(":")[0]) |
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33 | else: |
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34 | par1 = int(s[1].split(":")[0]) |
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35 | par2 = int(s[2].split(":")[0]) |
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36 | if rev == 0: |
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37 | lengths.append(0) |
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38 | else: |
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39 | lengths.append(max(lengths[par1],lengths[par2])+1) |
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40 | print lengths[PAR] |
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