88 lines
3.5 KiB
C++
88 lines
3.5 KiB
C++
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//***************************************************************************
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// libxx/libxx_cxa_guard.cxx
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//
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// Copyright (C) 2015 Omni Hoverboards Inc. All rights reserved.
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// Author: Paul Alexander Patience <paul-a.patience@polymtl.ca>
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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
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// are met:
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//
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// 1. 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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// 2. Redistributions in binary form must reproduce the above copyright
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// notice, this list of conditions and the following disclaimer in
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// the documentation and/or other materials provided with the
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// distribution.
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// 3. Neither the name NuttX nor the names of its contributors may be
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// used to endorse or promote products derived from this software
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// 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
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// FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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// COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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// BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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// OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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// AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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// LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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// ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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// POSSIBILITY OF SUCH DAMAGE.
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//
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//***************************************************************************
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//***************************************************************************
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// Included Files
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//***************************************************************************
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#include <nuttx/compiler.h>
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//***************************************************************************
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// Pre-processor Definitions
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//***************************************************************************
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//***************************************************************************
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// Private Types
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//***************************************************************************
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__extension__ typedef int __guard __attribute__((mode(__DI__)));
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//***************************************************************************
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// Private Data
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//***************************************************************************
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//***************************************************************************
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// Public Functions
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//***************************************************************************
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extern "C"
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{
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//*************************************************************************
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// Name: __cxa_guard_acquire
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//*************************************************************************
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int __cxa_guard_acquire(FAR __guard *g)
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{
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return !*g;
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}
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//*************************************************************************
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// Name: __cxa_guard_release
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//*************************************************************************
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void __cxa_guard_release(FAR __guard *g)
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{
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*g = 1;
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}
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//*************************************************************************
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// Name: __cxa_guard_abort
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//*************************************************************************
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void __cxa_guard_abort(FAR __guard *)
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{
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}
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}
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