cppcheck/addons/threadsafety.py

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#!/usr/bin/env python
#
# This script analyses Cppcheck dump files to locate threadsafety issues
# - warn about static local objects
#
import cppcheckdata
import sys
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def reportError(token, severity, msg, id):
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cppcheckdata.reportError(token, severity, msg, 'threadsafety', id)
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def checkstatic(data):
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for var in data.variables:
if var.isStatic and var.isLocal:
type = None
if var.isClass:
type = 'object'
else:
type = 'variable'
if var.isConst:
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reportError(var.typeStartToken, 'warning', 'Local constant static ' + type + ' \'' + var.nameToken.str + '\', dangerous if it is initialized in parallel threads', 'threadsafety')
else:
reportError(var.typeStartToken, 'warning', 'Local static ' + type + ': ' + var.nameToken.str, 'threadsafety')
for arg in sys.argv[1:]:
if arg.startswith('-'):
continue
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print('Checking ' + arg + '...')
data = cppcheckdata.parsedump(arg)
for cfg in data.configurations:
if len(data.configurations) > 1:
print('Checking ' + arg + ', config "' + cfg.name + '"...')
checkstatic(cfg)