nuclear@0: /*
nuclear@0: Open Asset Import Library (assimp)
nuclear@0: ----------------------------------------------------------------------
nuclear@0: 
nuclear@0: Copyright (c) 2006-2008, assimp team
nuclear@0: All rights reserved.
nuclear@0: 
nuclear@0: Redistribution and use of this software in source and binary forms,
nuclear@0: with or without modification, are permitted provided that the
nuclear@0: following conditions are met:
nuclear@0: 
nuclear@0: * Redistributions of source code must retain the above
nuclear@0:   copyright notice, this list of conditions and the
nuclear@0:   following disclaimer.
nuclear@0: 
nuclear@0: * Redistributions in binary form must reproduce the above
nuclear@0:   copyright notice, this list of conditions and the
nuclear@0:   following disclaimer in the documentation and/or other
nuclear@0:   materials provided with the distribution.
nuclear@0: 
nuclear@0: * Neither the name of the assimp team, nor the names of its
nuclear@0:   contributors may be used to endorse or promote products
nuclear@0:   derived from this software without specific prior
nuclear@0:   written permission of the assimp team.
nuclear@0: 
nuclear@0: THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
nuclear@0: "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
nuclear@0: LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
nuclear@0: A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
nuclear@0: OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
nuclear@0: SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
nuclear@0: LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
nuclear@0: DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
nuclear@0: THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
nuclear@0: (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
nuclear@0: OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
nuclear@0: 
nuclear@0: ----------------------------------------------------------------------
nuclear@0: */
nuclear@0: 
nuclear@0: #ifndef INCLUDED_EXCEPTIONAL_H
nuclear@0: #define INCLUDED_EXCEPTIONAL_H
nuclear@0: 
nuclear@0: #include <stdexcept>
nuclear@0: #include <miniassimp/DefaultIOStream.h>
nuclear@0: using std::runtime_error;
nuclear@0: 
nuclear@0: #ifdef _MSC_VER
nuclear@0: #   pragma warning(disable : 4275)
nuclear@0: #endif
nuclear@0: 
nuclear@0: // ---------------------------------------------------------------------------
nuclear@0: /** FOR IMPORTER PLUGINS ONLY: Simple exception class to be thrown if an
nuclear@0:  *  unrecoverable error occurs while importing. Loading APIs return
nuclear@0:  *  NULL instead of a valid aiScene then.  */
nuclear@0: class DeadlyImportError
nuclear@0:     : public runtime_error
nuclear@0: {
nuclear@0: public:
nuclear@0:     /** Constructor with arguments */
nuclear@0:     explicit DeadlyImportError( const std::string& errorText)
nuclear@0:         : runtime_error(errorText)
nuclear@0:     {
nuclear@0:     }
nuclear@0: 
nuclear@0: private:
nuclear@0: };
nuclear@0: 
nuclear@0: typedef DeadlyImportError DeadlyExportError;
nuclear@0: 
nuclear@0: #ifdef _MSC_VER
nuclear@0: #   pragma warning(default : 4275)
nuclear@0: #endif
nuclear@0: 
nuclear@0: // ---------------------------------------------------------------------------
nuclear@0: template <typename T>
nuclear@0: struct ExceptionSwallower   {
nuclear@0:     T operator ()() const {
nuclear@0:         return T();
nuclear@0:     }
nuclear@0: };
nuclear@0: 
nuclear@0: // ---------------------------------------------------------------------------
nuclear@0: template <typename T>
nuclear@0: struct ExceptionSwallower<T*>   {
nuclear@0:     T* operator ()() const {
nuclear@0:         return NULL;
nuclear@0:     }
nuclear@0: };
nuclear@0: 
nuclear@0: // ---------------------------------------------------------------------------
nuclear@0: template <>
nuclear@0: struct ExceptionSwallower<aiReturn> {
nuclear@0:     aiReturn operator ()() const {
nuclear@0:         try {
nuclear@0:             throw;
nuclear@0:         }
nuclear@0:         catch (std::bad_alloc&) {
nuclear@0:             return aiReturn_OUTOFMEMORY;
nuclear@0:         }
nuclear@0:         catch (...) {
nuclear@0:             return aiReturn_FAILURE;
nuclear@0:         }
nuclear@0:     }
nuclear@0: };
nuclear@0: 
nuclear@0: // ---------------------------------------------------------------------------
nuclear@0: template <>
nuclear@0: struct ExceptionSwallower<void> {
nuclear@0:     void operator ()() const {
nuclear@0:         return;
nuclear@0:     }
nuclear@0: };
nuclear@0: 
nuclear@0: #define ASSIMP_BEGIN_EXCEPTION_REGION()\
nuclear@0: {\
nuclear@0:     try {
nuclear@0: 
nuclear@0: #define ASSIMP_END_EXCEPTION_REGION(type)\
nuclear@0:     } catch(...) {\
nuclear@0:         return ExceptionSwallower<type>()();\
nuclear@0:     }\
nuclear@0: }
nuclear@0: 
nuclear@0: #endif // INCLUDED_EXCEPTIONAL_H