1 #!/usr/bin/python

     2 

     3 # Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies).

     4 # All rights reserved.

     5 # This component and the accompanying materials are made available

     6 # under the terms of the License "Symbian Foundation License v1.0"

     7 # which accompanies this distribution, and is available

     8 # at the URL "http://www.symbianfoundation.org/legal/sfl-v10.html".

     9 #

    10 # Initial Contributors:

    11 # Nokia Corporation - initial contribution.

    12 #

    13 # Contributors:

    14 #

    15 # Description:

    16 #

    17 

    18 import re

    19 import sys

    20 

    21 # there are no options, so print help if any are passed

    22 if len(sys.argv) > 1:

    23 	print "usage:", sys.argv[0], "(The log data is read from stdin)"

    24 	sys.exit(0)

    25 

    26 whatlogRE = re.compile("<whatlog.*bldinf='([^']*)'")

    27 exportRE = re.compile("<export destination='(.*)' source='(.*)'")

    28 

    29 bldinf = "unknown"

    30 sources = {}		# lookup from source to destination

    31 destinations = {}	# lookup from destination to source

    32 

    33 chains = 0

    34 repeats = 0

    35 conflicts = []

    36 

    37 # read stdin a line at a time and soak up all the exports

    38 line = " "

    39 while line:

    40 	line = sys.stdin.readline()

    41 

    42 	whatlogMatch = whatlogRE.search(line)

    43 	if whatlogMatch:

    44 		bldinf = whatlogMatch.group(1).lower()

    45 		continue

    46 

    47 	exportMatch = exportRE.search(line)

    48 	if exportMatch:

    49 		destination = exportMatch.group(1).lower()

    50 		source = exportMatch.group(2).lower()

    51 

    52 		if destination in destinations:

    53 			(otherSource, otherBldinf) = destinations[destination]

    54 			

    55 			# same source and destination but different bld.inf => repeat	

    56 			if source == otherSource and bldinf != otherBldinf:

    57 				# only interested in the number for now

    58 				repeats += 1

    59 				

    60 			# different source but same destination => conflict

    61 			if source != otherSource:

    62 				conflict = (source, destination, bldinf, otherSource, otherBldinf)

    63 				tcilfnoc = (otherSource, destination, otherBldinf, source, bldinf)

    64 				

    65 				if conflict in conflicts or tcilfnoc in conflicts:

    66 					# seen this conflict before

    67 					pass

    68 				else:

    69 					print "CONFLICT:", destination, \

    70 						"FROM", source, \

    71 						"IN", bldinf, \

    72 						"AND FROM", otherSource, \

    73 						"IN", otherBldinf

    74 					conflicts.append(conflict)

    75 		else:

    76 			sources[source] = [destination, bldinf]

    77 			destinations[destination] = [source, bldinf]

    78 

    79 # now check for destinations which were also sources => chains

    80 for destination in destinations:

    81 	if destination in sources:

    82 		(nextDestination, inf2) = sources[destination]

    83 		(source, inf1) = destinations[destination]

    84 		print "CHAIN:", source, \

    85 			"TO", destination, \

    86 			"IN", inf1, \

    87 			"THEN TO", nextDestination, \

    88 			"IN", inf2

    89 		chains += 1

    90 		

    91 # print a summary

    92 print "Total exports = ", len(destinations.keys())

    93 print "Chained exports = ", chains

    94 print "Repeated exports = ", repeats

    95 print "Conflicting exports = ", len(conflicts)

    96 

    97 # return the error code

    98 if conflicts:

    99 	sys.exit(1)

   100 sys.exit(0)

   101