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#!/usr/bin/python
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# Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).
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# All rights reserved.
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# This component and the accompanying materials are made available
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# under the terms of the License "Symbian Foundation License v1.0"
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# which accompanies this distribution, and is available
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# at the URL "http://www.symbianfoundation.org/legal/sfl-v10.html".
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#
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# Initial Contributors:
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# Nokia Corporation - initial contribution.
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#
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# Contributors:
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#
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# Description:
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#
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import re
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import sys
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# there are no options, so print help if any are passed
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if len(sys.argv) > 1:
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print "usage:", sys.argv[0], "(The log data is read from stdin)"
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sys.exit(0)
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whatlogRE = re.compile("<whatlog.*bldinf='([^']*)'")
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exportRE = re.compile("<export destination='(.*)' source='(.*)'")
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bldinf = "unknown"
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sources = {} # lookup from source to destination
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destinations = {} # lookup from destination to source
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chains = 0
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repeats = 0
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conflicts = []
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# read stdin a line at a time and soak up all the exports
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line = " "
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while line:
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line = sys.stdin.readline()
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whatlogMatch = whatlogRE.search(line)
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if whatlogMatch:
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bldinf = whatlogMatch.group(1).lower()
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continue
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exportMatch = exportRE.search(line)
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if exportMatch:
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destination = exportMatch.group(1).lower()
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source = exportMatch.group(2).lower()
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if destination in destinations:
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(otherSource, otherBldinf) = destinations[destination]
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# same source and destination but different bld.inf => repeat
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if source == otherSource and bldinf != otherBldinf:
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# only interested in the number for now
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repeats += 1
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# different source but same destination => conflict
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if source != otherSource:
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conflict = (source, destination, bldinf, otherSource, otherBldinf)
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tcilfnoc = (otherSource, destination, otherBldinf, source, bldinf)
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if conflict in conflicts or tcilfnoc in conflicts:
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# seen this conflict before
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pass
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else:
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print "CONFLICT:", destination, \
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"FROM", source, \
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"IN", bldinf, \
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"AND FROM", otherSource, \
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"IN", otherBldinf
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conflicts.append(conflict)
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else:
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sources[source] = [destination, bldinf]
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destinations[destination] = [source, bldinf]
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# now check for destinations which were also sources => chains
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for destination in destinations:
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if destination in sources:
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(nextDestination, inf2) = sources[destination]
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(source, inf1) = destinations[destination]
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print "CHAIN:", source, \
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"TO", destination, \
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"IN", inf1, \
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"THEN TO", nextDestination, \
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"IN", inf2
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chains += 1
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# print a summary
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print "Total exports = ", len(destinations.keys())
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print "Chained exports = ", chains
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print "Repeated exports = ", repeats
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print "Conflicting exports = ", len(conflicts)
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# return the error code
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if conflicts:
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sys.exit(1)
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sys.exit(0)
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