Last change
on this file since 306:2bf7c645d5a6 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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Rev | Line | |
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[272] | 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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[284] | 12 | plist = os.popen("HGRCPATH='' hg parents --template='{rev}\n'").readlines() |
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[272] | 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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[284] | 18 | f = os.popen("HGRCPATH='' hg log -r 0:tip --template='{rev} {parents}\n'").\ |
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| 19 | readlines() |
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[272] | 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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