cppcheck/addons/findcasts.py

42 lines
1.2 KiB
Python
Executable File

#!/usr/bin/env python
#
# Locate casts in the code
#
import cppcheckdata
import sys
for arg in sys.argv[1:]:
if arg.startswith('-'):
continue
print('Checking ' + arg + '...')
data = cppcheckdata.parsedump(arg)
for cfg in data.configurations:
if len(data.configurations) > 1:
print('Checking ' + arg + ', config "' + cfg.name + '"...')
for token in cfg.tokenlist:
if token.str != '(' or not token.astOperand1 or token.astOperand2:
continue
# Is it a lambda?
if token.astOperand1.str == '{':
continue
# we probably have a cast.. if there is something inside the parentheses
# there is a cast. Otherwise this is a function call.
typetok = token.next
if not typetok.isName:
continue
# cast number => skip output
if token.astOperand1.isNumber:
continue
# void cast => often used to suppress compiler warnings
if typetok.str == 'void':
continue
cppcheckdata.reportError(token, 'information', 'found a cast', 'findcasts', 'cast')