#!/usr/bin/env python

import os, sys

foundExpandedTabs = False

for (path, dirs, files) in os.walk(".") :

for filename in [os.path.join(path, file) for file in files if (file.endswith(".cpp") or file.endswith(".h")) and not "ui_" in file and not "moc_" in file and not "qrc_" in file] :

file = open(filename, "r")

contents = []

contentsChanged = False

for line in file.readlines() :

newline = ""

previousChar = None

pastInitialSpace = False

for char in line :

if not pastInitialSpace :

if char == ' ' and previousChar == ' ' :

contentsChanged = True

previousChar = '\t'

continue

pastInitialSpace = (char != ' ')

if previousChar :

newline += previousChar

previousChar = char

if previousChar :

newline += previousChar

contents.append(newline)

file.close()

if contentsChanged :

if len(sys.argv) > 1 and sys.argv[1] == "--fix" :

print "Fixing tabs in " + filename

file = open(filename, "w")

file.write(''.join(contents))

file.close()

else :

foundExpandedTabs = True

print filename + " contains expanded tabs"

sys.exit(foundExpandedTabs)