GNU CommonC++

exception.h

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00001 // Copyright (C) 1999-2005 Open Source Telecom Corporation.
00002 // Copyright (C) 2006-2010 David Sugar, Tycho Softworks.
00003 //
00004 // This program is free software; you can redistribute it and/or modify
00005 // it under the terms of the GNU General Public License as published by
00006 // the Free Software Foundation; either version 2 of the License, or
00007 // (at your option) any later version.
00008 //
00009 // This program is distributed in the hope that it will be useful,
00010 // but WITHOUT ANY WARRANTY; without even the implied warranty of
00011 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
00012 // GNU General Public License for more details.
00013 //
00014 // You should have received a copy of the GNU General Public License
00015 // along with this program; if not, write to the Free Software
00016 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
00017 //
00018 // As a special exception, you may use this file as part of a free software
00019 // library without restriction.  Specifically, if other files instantiate
00020 // templates or use macros or inline functions from this file, or you compile
00021 // this file and link it with other files to produce an executable, this
00022 // file does not by itself cause the resulting executable to be covered by
00023 // the GNU General Public License.  This exception does not however
00024 // invalidate any other reasons why the executable file might be covered by
00025 // the GNU General Public License.
00026 //
00027 // This exception applies only to the code released under the name GNU
00028 // Common C++.  If you copy code from other releases into a copy of GNU
00029 // Common C++, as the General Public License permits, the exception does
00030 // not apply to the code that you add in this way.  To avoid misleading
00031 // anyone as to the status of such modified files, you must delete
00032 // this exception notice from them.
00033 //
00034 // If you write modifications of your own for GNU Common C++, it is your choice
00035 // whether to permit this exception to apply to your modifications.
00036 // If you do not wish that, delete this exception notice.
00037 //
00038 
00044 #ifndef CCXX_EXCEPTION_H_
00045 #define CCXX_EXCEPTION_H_
00046 
00047 #ifndef CCXX_CONFIG_H_
00048 #include <cc++/config.h>
00049 #endif
00050 
00051 #ifndef CCXX_STRING_H_
00052 #include <cc++/string.h>
00053 #endif
00054 
00055 // see if we support useful and std exception handling, else we ignore
00056 // it for the rest of the system.
00057 
00058 #if defined(HAVE_EXCEPTION)
00059 #define COMMON_STD_EXCEPTION
00060 
00061 #include <exception>
00062 
00063 #ifdef  CCXX_NAMESPACES
00064 namespace ost {
00065 #endif
00066 
00075 class __EXPORT Exception : public std::exception
00076 {
00077 private:
00078     String _what;
00079 
00080 public:
00081     Exception(const String& what_arg) throw();
00082     virtual ~Exception() throw();
00083     virtual const char *getString() const;
00084     virtual const char *what() const throw();
00085 };
00086 
00093 class __EXPORT IOException : public Exception
00094 {
00095 private:
00096     long _systemError;
00097     mutable char* _systemErrorString;
00098 
00099 public:
00100     IOException(const String &what_arg, long systemError = 0) throw();
00101     virtual ~IOException() throw();
00102 
00103     virtual long getSystemError() const throw();
00104     virtual const char* getSystemErrorString() const throw();
00105 };
00106 
00113 class __EXPORT ThrException : public Exception
00114 {
00115 public:
00116     ThrException(const String &what_arg) : Exception(what_arg) {};
00117 };
00118 
00125 class __EXPORT SyncException : public ThrException
00126 {
00127 public:
00128     SyncException(const String &what_arg) : ThrException(what_arg) {};
00129 };
00130 
00131 class __EXPORT InterruptException : public ThrException
00132 {
00133 public:
00134     InterruptException() : ThrException("interrupted") {};
00135 };
00136 
00137 
00138 #ifdef  CCXX_NAMESPACES
00139 }
00140 #endif
00141 
00142 #endif
00143 
00144 #endif