00001 /*============================================================================= 00002 Copyright (C) 2012 Allied Vision Technologies. All Rights Reserved. 00003 00004 Redistribution of this file, in original or modified form, without 00005 prior written consent of Allied Vision Technologies is prohibited. 00006 00007 ------------------------------------------------------------------------------- 00008 00009 File: Semaphore.h 00010 00011 Description: Definition of an semaphore class. 00012 (For internal use only) 00013 00014 ------------------------------------------------------------------------------- 00015 00016 THIS SOFTWARE IS PROVIDED BY THE AUTHOR "AS IS" AND ANY EXPRESS OR IMPLIED 00017 WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF TITLE, 00018 NON-INFRINGEMENT, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE 00019 DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, 00020 INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 00021 (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 00022 LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 00023 AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR 00024 TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00025 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00026 00027 =============================================================================*/ 00028 00029 #ifndef AVT_VMBAPI_SEMAPHORE 00030 #define AVT_VMBAPI_SEMAPHORE 00031 00032 #include <VimbaCPP/Include/VimbaCPPCommon.h> 00033 00034 #ifdef WIN32 00035 #include <windows.h> 00036 #else 00037 #include <semaphore.h> 00038 #endif 00039 00040 namespace AVT { 00041 namespace VmbAPI { 00042 00043 class Semaphore 00044 { 00045 public: 00046 Semaphore( int nInit = 0, int nMax = 1 ); 00047 ~Semaphore(); 00048 00049 void Acquire(); 00050 void Release(); 00051 00052 private: 00053 // No copy ctor 00054 Semaphore( const Semaphore &rSemaphore ); 00055 // No assignment 00056 Semaphore& operator=( const Semaphore& ); 00057 00058 #ifdef WIN32 00059 HANDLE m_hSemaphore; 00060 #else 00061 sem_t m_Semaphore; 00062 #endif 00063 }; 00064 00065 }} //namespace AVT::VmbAPI 00066 00067 #endif //AVT_VMBAPI_MUTEX