Function CheckPosixThreading

support/cpplint.py:2124–2147

Checks for calls to thread-unsafe functions. Much code has been originally written without consideration of multi-threading. Also, engineers are relying on their old experience; they have learned posix before threading extensions were added. These tests guide the engineers to use thread-saf

(filename, clean_lines, linenum, error)

def CheckPosixThreading(filename, clean_lines, linenum, error):
  """Checks for calls to thread-unsafe functions.

  Much code has been originally written without consideration of
  multi-threading. Also, engineers are relying on their old experience;
  they have learned posix before threading extensions were added. These
  tests guide the engineers to use thread-safe functions (when using
  posix directly).

  Args:
    filename: The name of the current file.
    clean_lines: A CleansedLines instance containing the file.
    linenum: The number of the line to check.
    error: The function to call with any errors found.
  """
  line = clean_lines.elided[linenum]
  for single_thread_func, multithread_safe_func, pattern in _THREADING_LIST:
    # Additional pattern matching check to confirm that this is the
    # function we are looking for
    if Search(pattern, line):
      error(filename, linenum, 'runtime/threadsafe_fn', 2,
            'Consider using ' + multithread_safe_func +
            '...) instead of ' + single_thread_func +
            '...) for improved thread safety.')


def CheckVlogArguments(filename, clean_lines, linenum, error):