blocxx

ReferenceHelpers.cpp

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00001 /*******************************************************************************
00002 * Copyright (C) 2005, Vintela, Inc. All rights reserved.
00003 * Copyright (C) 2006, Novell, Inc. All rights reserved.
00004 * 
00005 * Redistribution and use in source and binary forms, with or without
00006 * modification, are permitted provided that the following conditions are met:
00007 * 
00008 *     * Redistributions of source code must retain the above copyright notice,
00009 *       this list of conditions and the following disclaimer.
00010 *     * Redistributions in binary form must reproduce the above copyright
00011 *       notice, this list of conditions and the following disclaimer in the
00012 *       documentation and/or other materials provided with the distribution.
00013 *     * Neither the name of 
00014 *       Vintela, Inc., 
00015 *       nor Novell, Inc., 
00016 *       nor the names of its contributors or employees may be used to 
00017 *       endorse or promote products derived from this software without 
00018 *       specific prior written permission.
00019 * 
00020 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
00021 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
00022 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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00024 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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00026 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
00027 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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00032 
00033 
00038 #include "blocxx/BLOCXX_config.h"
00039 #include "blocxx/ReferenceHelpers.hpp"
00040 #ifdef BLOCXX_CHECK_NULL_REFERENCES
00041 #include "blocxx/Exception.hpp"
00042 #include "blocxx/ExceptionIds.hpp"
00043 #endif
00044 #ifdef BLOCXX_DEBUG
00045 #include <cstdlib> // for abort
00046 #endif
00047 
00048 namespace BLOCXX_NAMESPACE
00049 {
00050 
00051 #ifdef BLOCXX_CHECK_NULL_REFERENCES
00052 
00053 BLOCXX_DECLARE_EXCEPTION(NULLReference);
00054 BLOCXX_DEFINE_EXCEPTION_WITH_ID(NULLReference);
00055 
00056 namespace ReferenceHelpers
00057 {
00058 
00059 void throwNULLException()
00060 {
00061 #ifdef BLOCXX_DEBUG
00062    abort(); // segfault so we can get a core
00063 #endif
00064    BLOCXX_THROW(NULLReferenceException, "NULL Reference dereferenced");
00065 }
00066 
00067 }
00068 #endif
00069 
00070 
00071 } // end namespace BLOCXX_NAMESPACE
00072 
00073 
00074 
00075 
00076