Method lock

include/thundersvm/util/log.h:975–981

  }

  inline void lock(void) {
#  if ELPP_OS_UNIX
    pthread_mutex_lock(&m_underlyingMutex);
#  elif ELPP_OS_WINDOWS
    EnterCriticalSection(&m_underlyingMutex);
#  endif  // ELPP_OS_UNIX
  }

  inline bool try_lock(void) {
#  if ELPP_OS_UNIX