beacon/detail/quick_wait.cpp

   1 /**
   2  * beacon
   3  * Author: Lukas Krejci <krejci.l@centrum.cz>, (C) 2008
   4  * Copyright: See COPYING file that comes with this distribution
   5  */
   6
   7 #include <beacon/detail/quick_wait.hpp>
   8 #include <boost/thread.hpp>
   9
  10 namespace beacon {
  11
  12 namespace detail {
  13
  14 void wait(volatile AO_TS_t & guard) {
  15     while(AO_test_and_set(&guard) == AO_TS_SET) boost::thread::yield();
  16 }
  17
  18 void notify(volatile AO_TS_t & guard) {
  19     AO_CLEAR(&guard);
  20 }
  21
  22 } //namespace detail
  23
  24 }