error.hpp
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00001 
00005 /* Copyright (c) 2005-2011 Taneli Kalvas. All rights reserved.
00006  *
00007  * You can redistribute this software and/or modify it under the terms
00008  * of the GNU General Public License as published by the Free Software
00009  * Foundation; either version 2 of the License, or (at your option)
00010  * any later version.
00011  * 
00012  * This library is distributed in the hope that it will be useful, but
00013  * WITHOUT ANY WARRANTY; without even the implied warranty of
00014  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
00015  * General Public License for more details.
00016  * 
00017  * You should have received a copy of the GNU General Public License
00018  * along with this library (file "COPYING" included in the package);
00019  * if not, write to the Free Software Foundation, Inc., 51 Franklin
00020  * Street, Fifth Floor, Boston, MA 02110-1301 USA
00021  * 
00022  * If you have questions about your rights to use or distribute this
00023  * software, please contact Berkeley Lab's Technology Transfer
00024  * Department at TTD@lbl.gov. Other questions, comments and bug
00025  * reports should be sent directly to the author via email at
00026  * taneli.kalvas@jyu.fi.
00027  * 
00028  * NOTICE. This software was developed under partial funding from the
00029  * U.S.  Department of Energy.  As such, the U.S. Government has been
00030  * granted for itself and others acting on its behalf a paid-up,
00031  * nonexclusive, irrevocable, worldwide license in the Software to
00032  * reproduce, prepare derivative works, and perform publicly and
00033  * display publicly.  Beginning five (5) years after the date
00034  * permission to assert copyright is obtained from the U.S. Department
00035  * of Energy, and subject to any subsequent five (5) year renewals,
00036  * the U.S. Government is granted for itself and others acting on its
00037  * behalf a paid-up, nonexclusive, irrevocable, worldwide license in
00038  * the Software to reproduce, prepare derivative works, distribute
00039  * copies to the public, perform publicly and display publicly, and to
00040  * permit others to do so.
00041  */
00042 
00043 #ifndef ERROR_HPP
00044 #define ERROR_HPP 1
00045 
00046 
00047 #include "config.h"
00048 #include <string>
00049 #include <cstring>
00050 #include <stdlib.h>
00051 #include <stdint.h>
00052 #include <stdlib.h>
00053 #include <stdio.h>
00054 #include <sstream>
00055 #include <errno.h>
00056 #include <signal.h>
00057 
00058 
00061 template <class T>
00062 inline std::string to_string( const T& t )
00063 {
00064     std::stringstream ss;
00065     ss << t;
00066     return( ss.str() );
00067 }
00068 
00069 
00072 #define ERROR_LOCATION ErrorLocation( __FILE__, __LINE__, __func__ )
00073 
00074 
00082 class ErrorLocation {
00083 
00084     const char *_file;
00085     int         _line;
00086     const char *_func;
00087 
00088 public:
00089 
00094     ErrorLocation();
00095 
00100     ErrorLocation( const char *file, int line, const char *func );
00101 
00104     std::string file( void );
00105 
00108     int line( void );
00109 
00112     std::string func( void );
00113 };
00114 
00115 
00121 class ExceptionTracer {
00122 
00123     void  *_traceaddress[25];
00124     int    _tracecount;
00125 
00126 public:
00127 
00132     ExceptionTracer();
00133 
00136     void print_trace( std::ostream &os );
00137 };
00138 
00139 
00142 class Error : public ExceptionTracer {
00143 
00144     ErrorLocation  _loc;
00145 
00146 protected:
00147     
00148     std::string    _error_str;
00149 
00150 public:
00151 
00154     Error();
00155 
00158     Error( const std::string &str );
00159 
00162     Error( const ErrorLocation &loc );
00163 
00167     Error( const ErrorLocation &loc, const std::string &str );
00168 
00171     std::string get_error_message( void );
00172 
00179     void print_error_message( std::ostream &os, bool traceprint = true );
00180 };
00181 
00182 
00185 class ErrorNoMem : public Error {
00186 
00187 public:
00188 
00193     ErrorNoMem( const ErrorLocation &loc );
00194 
00197     ErrorNoMem( const ErrorLocation &loc, const std::string &str );
00198 };
00199 
00200 
00203 class ErrorErrno : public Error {
00204 
00205     int _ierrno;
00206 
00207 public:
00208 
00212     ErrorErrno( const ErrorLocation &loc );
00213 };
00214 
00215 
00218 class ErrorUnimplemented : public Error {
00219 
00220 public:
00221 
00226     ErrorUnimplemented( const ErrorLocation &loc );
00227 
00230     ErrorUnimplemented( const ErrorLocation &loc, const std::string &str );
00231 };
00232 
00233 
00236 class ErrorDim : public Error {
00237 
00238 public:
00239 
00244     ErrorDim( const ErrorLocation &loc );
00245 
00248     ErrorDim( const ErrorLocation &loc, const std::string &str );
00249 };
00250 
00251 
00254 class ErrorRange : public Error {
00255 
00256 public:
00257 
00263     ErrorRange( const ErrorLocation &loc, 
00264                 uint32_t i, uint32_t n, 
00265                 uint32_t j, uint32_t m );
00266 
00271     ErrorRange( const ErrorLocation &loc, uint32_t i, uint32_t n );
00272 };
00273 
00274 
00277 class SignalHandler {
00278 
00279 public:
00280 
00281 #if defined(_GNU_SOURCE) && defined(HAVE_SIGINFO_T)
00282 
00284     static void signal_handler_SIGSEGV( int signum, siginfo_t *info, void *ptr );
00285 #endif
00286 
00287 #ifdef HAVE_SIGINFO_T
00288 
00290     static void signal_handler_SIGTERM( int signum, siginfo_t *info, void *ptr );
00291 #else
00292 
00294     static void signal_handler_SIGTERM( int signum );
00295 #endif
00296 };
00297 
00298 
00299 #endif
00300