1 martin 1.5 //%LICENSE////////////////////////////////////////////////////////////////

  2 martin 1.6 //

  3 martin 1.5 // Licensed to The Open Group (TOG) under one or more contributor license
  4            // agreements.  Refer to the OpenPegasusNOTICE.txt file distributed with
  5            // this work for additional information regarding copyright ownership.
  6            // Each contributor licenses this file to you under the OpenPegasus Open
  7            // Source License; you may not use this file except in compliance with the
  8            // License.

  9 martin 1.6 //

 10 martin 1.5 // Permission is hereby granted, free of charge, to any person obtaining a
 11            // copy of this software and associated documentation files (the "Software"),
 12            // to deal in the Software without restriction, including without limitation
 13            // the rights to use, copy, modify, merge, publish, distribute, sublicense,
 14            // and/or sell copies of the Software, and to permit persons to whom the
 15            // Software is furnished to do so, subject to the following conditions:

 16 martin 1.6 //

 17 martin 1.5 // The above copyright notice and this permission notice shall be included
 18            // in all copies or substantial portions of the Software.

 19 martin 1.6 //

 20 martin 1.5 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS

 21 martin 1.6 // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF

 22 martin 1.5 // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
 23            // IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
 24            // CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
 25            // TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
 26            // SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

 27 martin 1.6 //

 28 martin 1.5 //////////////////////////////////////////////////////////////////////////

 29 mike   1.2 //
 30            //%/////////////////////////////////////////////////////////////////////////////
 31            
 32            #ifndef Pegasus_Condition_h
 33            #define Pegasus_Condition_h
 34            
 35            #include <Pegasus/Common/Config.h>
 36            #include <Pegasus/Common/Linkage.h>
 37            #include <Pegasus/Common/Mutex.h>
 38            #include <Pegasus/Common/AtomicInt.h>
 39            
 40            #if defined(PEGASUS_HAVE_PTHREADS)
 41            # include <pthread.h>
 42            #elif defined(PEGASUS_HAVE_WINDOWS_THREADS)
 43            # include <windows.h>
 44            # include "List.h"
 45            #else
 46            # error "<Pegasus/Common/Condition.h>: not implemented"
 47            #endif
 48            
 49            PEGASUS_NAMESPACE_BEGIN
 50 mike   1.2 
 51            //==============================================================================
 52            //
 53            // ConditionRep
 54            //
 55            //==============================================================================
 56            
 57            #if defined(PEGASUS_HAVE_PTHREADS)
 58            
 59            struct ConditionRep
 60            {
 61                pthread_cond_t cond;
 62            };
 63            
 64            #endif /* PEGASUS_HAVE_PTHREADS */
 65            
 66            #if defined(PEGASUS_HAVE_WINDOWS_THREADS)
 67            
 68            struct ConditionWaiter : public Linkable
 69            {
 70                HANDLE event;
 71 mike   1.2 };
 72            
 73            struct ConditionRep
 74            {
 75                List<ConditionWaiter,Mutex> waiters;
 76            };
 77            
 78            #endif /* PEGASUS_HAVE_WINDOWS_THREADS */
 79            
 80            //==============================================================================
 81            //
 82            // Condition
 83            //
 84            //==============================================================================
 85            
 86            class PEGASUS_COMMON_LINKAGE Condition
 87            {
 88            public:
 89            
 90                Condition();
 91            
 92 mike   1.2     ~Condition();
 93            
 94                void signal();
 95            
 96                void wait(Mutex& mutex);
 97            
 98            private:

 99 mike   1.3     Condition(const Condition&);
100                Condition& operator=(const Condition&);

101 mike   1.2     ConditionRep _rep;
102            };
103            
104            PEGASUS_NAMESPACE_END
105            
106            #endif /* Pegasus_Condition_h */