#!/usr/bin/env python
"""
Does google-lint on c++ files in a list of directories passed in.
"""

import os
import sys
import cpplint

def unbufferedPrint():
  class Unbuffered(object):
    def __init__(self, stream):
      self.stream = stream
    def write(self, data):
      self.stream.write(data)
      self.stream.flush()
    def __getattr__(self, attr):
      return getattr(self.stream, attr)

  sys.stdout = Unbuffered(sys.stdout)

def process(paths):
  ''' expects a list of directories to process
  '''
  cpplint._SetVerboseLevel(0)
  failed = False
  for path in paths:
    print 'Testing', path
    for root, dirs, files in os.walk(path):
      if '.svn' in dirs:
        dirs.remove('.svn')
      src = [ os.path.join(root, f) for f in files if f.lower().endswith('.cpp') or f.lower().endswith('.c') or f.lower().endswith('.h') ]
      failed = cpplint.process(src) or failed
  return failed

if __name__ == '__main__':
  unbufferedPrint()
  sys.exit(process(sys.argv[1:]))