parameters: (plat)
docstring: Sets a monotonic clock for linux platforms.
  
      Args:
        plat: Platform that is being run on.
docstring_summary: Sets a monotonic clock for linux platforms.
docstring_tokens: Sets a monotonic clock for linux platforms .
function: def InitializeLinuxNowFunction(plat):
    """Sets a monotonic clock for linux platforms.
  
      Args:
        plat: Platform that is being run on.
    """
    global _CLOCK  # pylint: disable=global-statement
    global _NOW_FUNCTION  # pylint: disable=global-statement
    _CLOCK = _LINUX_CLOCK
    clock_monotonic = GetClockGetTimeClockNumber(plat)
    try:
      # Attempt to find clock_gettime in the C library.
      clock_gettime = ctypes.CDLL(ctypes.util.find_library('c'),
                                  use_errno=True).clock_gettime
    except AttributeError:
      # If not able to find int in the C library, look in rt library.
      clock_gettime = ctypes.CDLL(ctypes.util.find_library('rt'),
                                  use_errno=True).clock_gettime
  
    class Timespec(ctypes.Structure):
      """Time specification, as described in clock_gettime(3)."""
      _fields_ = (('tv_sec', ctypes.c_long),
                  ('tv_nsec', ctypes.c_long))
  
    def LinuxNowFunctionImpl():
      ts = Timespec()
      if clock_gettime(clock_monotonic, ctypes.pointer(ts)):
        errno = ctypes.get_errno()
        raise OSError(errno, os.strerror(errno))
      return ts.tv_sec + ts.tv_nsec / 1.0e9
  
    _NOW_FUNCTION = LinuxNowFunctionImpl
function_tokens: def InitializeLinuxNowFunction ( plat ) : global _CLOCK # pylint: disable=global-statement global _NOW_FUNCTION # pylint: disable=global-statement _CLOCK = _LINUX_CLOCK clock_monotonic = GetClockGetTimeClockNumber ( plat ) try : # Attempt to find clock_gettime in the C library. clock_gettime = ctypes . CDLL ( ctypes . util . find_library ( 'c' ) , use_errno = True ) . clock_gettime except AttributeError : # If not able to find int in the C library, look in rt library. clock_gettime = ctypes . CDLL ( ctypes . util . find_library ( 'rt' ) , use_errno = True ) . clock_gettime class Timespec ( ctypes . Structure ) : """Time specification, as described in clock_gettime(3).""" _fields_ = ( ( 'tv_sec' , ctypes . c_long ) , ( 'tv_nsec' , ctypes . c_long ) ) def LinuxNowFunctionImpl ( ) : ts = Timespec ( ) if clock_gettime ( clock_monotonic , ctypes . pointer ( ts ) ) : errno = ctypes . get_errno ( ) raise OSError ( errno , os . strerror ( errno ) ) return ts . tv_sec + ts . tv_nsec / 1.0e9 _NOW_FUNCTION = LinuxNowFunctionImpl