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d5f74e42d6
License statement text corrected; compiler warnings caused by Bison 2.41 disabled for MSVC; a few other compiler warnings on 54-bit Windows eliminated by appropriate type cast Wrong license statements corrected in several files. Copyright and license statements added in XSD and GLSL files. Copyright year updated in some files. Obsolete documentation files removed from DrawResources.
92 lines
2.7 KiB
C++
92 lines
2.7 KiB
C++
// Created on: 2006-04-13
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// Created by: Andrey BETENEV
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// Copyright (c) 2006-2014 OPEN CASCADE SAS
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//
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// This file is part of Open CASCADE Technology software library.
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//
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// This library is free software; you can redistribute it and/or modify it under
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// the terms of the GNU Lesser General Public License version 2.1 as published
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// by the Free Software Foundation, with special exception defined in the file
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// OCCT_LGPL_EXCEPTION.txt. Consult the file LICENSE_LGPL_21.txt included in OCCT
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// distribution for complete text of the license and disclaimer of any warranty.
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//
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// Alternatively, this file may be used under the terms of Open CASCADE
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// commercial license or contractual agreement.
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// On Windows, function TryEnterCriticalSection has appeared in Windows NT
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// and is surrounded by #ifdef in MS VC++ 7.1 headers.
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// Thus to use it we need to define appropriate macro saying that we wil
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// run on Windows NT 4.0 at least
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#if ((defined(_WIN32) || defined(__WIN32__)) && !defined(_WIN32_WINNT))
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#define _WIN32_WINNT 0x0400
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#endif
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#include <Standard_Mutex.hxx>
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#include <Standard_OStream.hxx>
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//=============================================
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// Standard_Mutex::Standard_Mutex
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//=============================================
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Standard_Mutex::Standard_Mutex ()
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{
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#if (defined(_WIN32) || defined(__WIN32__))
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InitializeCriticalSection (&myMutex);
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#else
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pthread_mutexattr_t anAttr;
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pthread_mutexattr_init (&anAttr);
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pthread_mutexattr_settype (&anAttr, PTHREAD_MUTEX_RECURSIVE);
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pthread_mutex_init (&myMutex, &anAttr);
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pthread_mutexattr_destroy (&anAttr);
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#endif
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}
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//=============================================
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// Standard_Mutex::~Standard_Mutex
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//=============================================
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Standard_Mutex::~Standard_Mutex ()
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{
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#if (defined(_WIN32) || defined(__WIN32__))
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DeleteCriticalSection (&myMutex);
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#else
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pthread_mutex_destroy (&myMutex);
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#endif
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}
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//=============================================
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// Standard_Mutex::Lock
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//=============================================
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void Standard_Mutex::Lock ()
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{
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#if (defined(_WIN32) || defined(__WIN32__))
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EnterCriticalSection (&myMutex);
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#else
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pthread_mutex_lock (&myMutex);
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#endif
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}
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//=============================================
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// Standard_Mutex::TryLock
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//=============================================
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Standard_Boolean Standard_Mutex::TryLock ()
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{
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#if (defined(_WIN32) || defined(__WIN32__))
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return (TryEnterCriticalSection (&myMutex) != 0);
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#else
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return (pthread_mutex_trylock (&myMutex) != EBUSY);
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#endif
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}
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//=============================================
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// Standard_Mutex::DestroyCallback
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//=============================================
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void Standard_Mutex::DestroyCallback ()
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{
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UnregisterCallback();
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Unlock();
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}
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