Merge "Better pattern matching and dump of warning messages." am: 6949e7ec

  infile = open(args.buildlog, 'r')

  line_counter = 0

  warning_pattern = re.compile('.* warning:.*')

  # handle only warning messages with a file path

  warning_pattern = re.compile('^[^ ]*/[^ ]*: warning: .*')

  compile_patterns()

  # read the log file and classify all the warnings

        target_variant = m.group(0)

# Return s with escaped quotation characters.

# Return s with escaped backslash and quotation characters.

def escape_string(s):

  return s.replace('"', '\\"')

  return s.replace('\\', '\\\\').replace('"', '\\"')

# Return s without trailing '\n' and escape the quotation characters.