# #################################################################

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

# All rights reserved.

# 

# Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met:

# 

# * Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer.

# * Redistributions in binary form must reproduce the above copyright notice, this list of conditions and the following disclaimer in the documentation and/or other materials provided with the distribution.

# * Neither the name of Nokia Corporation nor the names of its contributors may be used to endorse or promote products derived from this software without specific prior written permission.

# 

# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 

# THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS 

# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 

# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 

# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.#

#

# trapcleanup.py

#

# Checks : Use of LC function in TRAPs.

#

# Reason : You cannot trap something that leaves something on the 

# cleanup stack because it will panic.

#

# #################################################################

script = CScript("trapcleanup")

script.iReString = "^\s*TRAPD?"

script.iFileExts = ["cpp"]

script.iCategory = KCategoryDefinitePanic

script.iIgnore = KIgnoreCommentsAndQuotes

script.iSeverity = KSeverityHigh

reCMethod = re.compile("""

	\w*

	[a-z]

	\w*

	LC\(

""", re.VERBOSE)

def trapcleanupcompare(lines, currentline, rematch, filename):

	line = lines[currentline]

	m = rematch.search(line)

	if m:

		bracketCount = line.count("(") - line.count(")")

		cMethod = reCMethod.search(line) 

		pop = line.find("Pop")			

		while (bracketCount > 0) and (currentline + 1 < len(lines)):

			currentline += 1

			line = lines[currentline]

			bracketCount += line.count("(") - line.count(")")

			if not cMethod:

				cMethod = reCMethod.search(line) 

			if (pop == -1):

				pop = line.find("Pop")			

		if cMethod and (pop == -1):

			return 1

	return 0

script.iCompare = trapcleanupcompare

scanner.AddScript(script)