diff options
Diffstat (limited to 'ACE/ace/Null_Barrier.h')
-rw-r--r-- | ACE/ace/Null_Barrier.h | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/ACE/ace/Null_Barrier.h b/ACE/ace/Null_Barrier.h new file mode 100644 index 00000000000..9b3bc16912a --- /dev/null +++ b/ACE/ace/Null_Barrier.h @@ -0,0 +1,59 @@ +// -*- C++ -*- + +//========================================================================== +/** + * @file Null_Barrier.h + * + * $Id$ + * + * Moved from Synch.h. + * + * @author Douglas C. Schmidt <schmidt@cs.wustl.edu> + */ +//========================================================================== + +#ifndef ACE_NULL_BARRIER_H +#define ACE_NULL_BARRIER_H +#include /**/ "ace/pre.h" + +ACE_BEGIN_VERSIONED_NAMESPACE_DECL + +// All methods in this class are inline, so there is no +// need to import or export on Windows. -- CAE 12/18/2003 + +/** + * @class ACE_Null_Barrier + * + * @brief Implements "NULL barrier synchronization". + */ +class ACE_Null_Barrier +{ +public: + /// Initialize the barrier to synchronize <count> threads. + ACE_Null_Barrier (unsigned int, + const char * = 0, + void * = 0) {}; + + /// Default dtor. + ~ACE_Null_Barrier (void) {}; + + /// Block the caller until all <count> threads have called <wait> and + /// then allow all the caller threads to continue in parallel. + int wait (void) { return 0; }; + + /// Dump the state of an object. + void dump (void) const {}; + + /// Declare the dynamic allocation hooks. + //ACE_ALLOC_HOOK_DECLARE; + +private: + // = Prevent assignment and initialization. + void operator= (const ACE_Null_Barrier &); + ACE_Null_Barrier (const ACE_Null_Barrier &); +}; + +ACE_END_VERSIONED_NAMESPACE_DECL + +#include /**/ "ace/post.h" +#endif /* ACE_NULL_BARRIER_H */ |