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116 lines
3.3 KiB
C++
116 lines
3.3 KiB
C++
/*
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** doomerrors.h
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** Contains error classes that can be thrown around
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**
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**---------------------------------------------------------------------------
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** Copyright 1998-2006 Randy Heit
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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
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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 the
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** documentation and/or other materials provided with the distribution.
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** 3. The name of the author may not be used to endorse or promote products
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** derived from this software without specific prior written permission.
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**
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** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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** NOT 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 OF
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** 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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#ifndef __ERRORS_H__
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#define __ERRORS_H__
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#include <string.h>
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#include <stdio.h>
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#include <exception>
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#include <stdexcept>
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#include "basics.h"
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#define MAX_ERRORTEXT 1024
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class CEngineError : public std::exception
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{
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public:
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CEngineError ()
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{
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m_Message[0] = '\0';
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}
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CEngineError (const char *message)
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{
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SetMessage (message);
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}
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void SetMessage (const char *message)
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{
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strncpy (m_Message, message, MAX_ERRORTEXT-1);
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m_Message[MAX_ERRORTEXT-1] = '\0';
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}
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void AppendMessage(const char *message)
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{
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size_t len = strlen(m_Message);
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strncpy(m_Message + len, message, MAX_ERRORTEXT - 1 - len);
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m_Message[MAX_ERRORTEXT - 1] = '\0';
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}
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const char *GetMessage (void) const
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{
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if (m_Message[0] != '\0')
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return (const char *)m_Message;
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else
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return NULL;
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}
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char const *what() const noexcept override
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{
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return m_Message;
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}
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protected:
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char m_Message[MAX_ERRORTEXT];
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};
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class CRecoverableError : public CEngineError
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{
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public:
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CRecoverableError() : CEngineError() {}
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CRecoverableError(const char *message) : CEngineError(message) {}
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};
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class CFatalError : public CEngineError
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{
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public:
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CFatalError() : CEngineError() {}
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CFatalError(const char *message) : CEngineError(message) {}
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};
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class CExitEvent : public std::exception
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{
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int m_reason;
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public:
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CExitEvent(int reason) { m_reason = reason; }
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char const *what() const noexcept override
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{
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return "The game wants to exit";
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}
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int Reason() const { return m_reason; }
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};
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void I_ShowFatalError(const char *message);
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void I_Error (const char *error, ...) GCCPRINTF(1,2);
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void I_FatalError (const char *error, ...) GCCPRINTF(1,2);
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#endif //__ERRORS_H__
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