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878af7ada8
3rdparty: update OpenEXR 2.3.0 (#14725) * openexr 2.2.1 * openexr 2.3.0 * openexr: build fixes * openexr: build dwa tables on-demand
117 lines
3.5 KiB
C++
117 lines
3.5 KiB
C++
///////////////////////////////////////////////////////////////////////////
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//
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// Copyright (c) 2005-2012, Industrial Light & Magic, a division of Lucas
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// Digital Ltd. LLC
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//
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// All rights reserved.
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//
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following disclaimer
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// in the documentation and/or other materials provided with the
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// distribution.
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// * Neither the name of Industrial Light & Magic nor the names of
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// its contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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//
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///////////////////////////////////////////////////////////////////////////
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//-----------------------------------------------------------------------------
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//
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// class Thread -- this file contains two implementations of thread:
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// - dummy implementation for platforms that do not support threading
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// when OPENEXR_FORCE_CXX03 is on
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// - c++11 and newer version
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//
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//-----------------------------------------------------------------------------
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#include "IlmBaseConfig.h"
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#include "IlmThread.h"
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#include "Iex.h"
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ILMTHREAD_INTERNAL_NAMESPACE_SOURCE_ENTER
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#ifndef ILMBASE_FORCE_CXX03
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//-----------------------------------------------------------------------------
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// C++11 and newer implementation
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//-----------------------------------------------------------------------------
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bool
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supportsThreads ()
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{
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return true;
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}
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Thread::Thread ()
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{
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// empty
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}
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Thread::~Thread ()
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{
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// hopefully the thread has basically exited and we are just
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// cleaning up, because run is a virtual function, so the v-table
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// has already been partly destroyed...
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if ( _thread.joinable () )
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_thread.join ();
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}
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void
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Thread::start ()
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{
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_thread = std::thread (&Thread::run, this);
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}
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#else
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# if !defined (_WIN32) &&!(_WIN64) && !(HAVE_PTHREAD)
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//-----------------------------------------------------------------------------
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// OPENEXR_FORCE_CXX03 with no windows / pthread support
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//-----------------------------------------------------------------------------
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bool
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supportsThreads ()
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{
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return false;
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}
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Thread::Thread ()
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{
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throw IEX_NAMESPACE::NoImplExc ("Threads not supported on this platform.");
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}
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Thread::~Thread ()
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{
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throw IEX_NAMESPACE::NoImplExc ("Threads not supported on this platform.");
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}
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void
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Thread::start ()
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{
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throw IEX_NAMESPACE::NoImplExc ("Threads not supported on this platform.");
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}
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# endif
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#endif
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ILMTHREAD_INTERNAL_NAMESPACE_SOURCE_EXIT
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