include/MUtils/Exception.h

   1 ///////////////////////////////////////////////////////////////////////////////
   2 // MuldeR's Utilities for Qt
   3 // Copyright (C) 2004-2019 LoRd_MuldeR <MuldeR2@GMX.de>
   4 //
   5 // This library is free software; you can redistribute it and/or
   6 // modify it under the terms of the GNU Lesser General Public
   7 // License as published by the Free Software Foundation; either
   8 // version 2.1 of the License, or (at your option) any later version.
   9 //
  10 // This library is distributed in the hope that it will be useful,
  11 // but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13 // Lesser General Public License for more details.
  14 //
  15 // You should have received a copy of the GNU Lesser General Public
  16 // License along with this library; if not, write to the Free Software
  17 // Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
  18 //
  19 // http://www.gnu.org/licenses/lgpl-2.1.txt
  20 //////////////////////////////////////////////////////////////////////////////////
  21
  22 #pragma once
  23
  24 #include <stdexcept>
  25
  26 #define MUTILS_PRINT_ERROR(FORMAT, ...) do \
  27 { \
  28         fflush(stdout); \
  29         fprintf(stderr, (FORMAT), __VA_ARGS__); \
  30         fflush(stderr); \
  31 } \
  32 while(0)
  33
  34 #define MUTILS_EXCEPTION_HANDLER(COMMAND) do \
  35 { \
  36         try \
  37         { \
  38                 do { COMMAND; } while(0); \
  39         } \
  40         catch(const std::exception &error) \
  41         { \
  42                 MUTILS_PRINT_ERROR("\nGURU MEDITATION !!!\n\nException error:\n%s\n", error.what()); \
  43                 MUtils::OS::fatal_exit(L"Unhandeled C++ exception error, application will exit!"); \
  44         } \
  45         catch(...) \
  46         { \
  47                 MUTILS_PRINT_ERROR("\nGURU MEDITATION !!!\n\nUnknown exception error!\n"); \
  48                 MUtils::OS::fatal_exit(L"Unhandeled C++ exception error, application will exit!"); \
  49         } \
  50 } \
  51 while(0)
  52
  53 #define MUTILS_THROW(MESSAGE) do \
  54 { \
  55         throw std::runtime_error((MESSAGE)); \
  56 } \
  57 while(0)
  58
  59 #define MUTILS_THROW_FMT(MESSAGE, ...) do \
  60 { \
  61         char _message[256]; \
  62         _snprintf_s(_message, 256, _TRUNCATE, (MESSAGE), __VA_ARGS__); \
  63         throw std::runtime_error(_message); \
  64 } \
  65 while(0)