libstdc++-v3/include/ext/pb_ds/exception.hpp

   1 // -*- C++ -*-
   2
   3 // Copyright (C) 2005, 2006, 2007, 2008, 2009, 2010, 2011
   4 // Free Software Foundation, Inc.
   5 //
   6 // This file is part of the GNU ISO C++ Library.  This library is free
   7 // software; you can redistribute it and/or modify it under the terms
   8 // of the GNU General Public License as published by the Free Software
   9 // Foundation; either version 3, or (at your option) any later
  10 // version.
  11
  12 // This library is distributed in the hope that it will be useful, but
  13 // WITHOUT ANY WARRANTY; without even the implied warranty of
  14 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15 // General Public License for more details.
  16
  17 // Under Section 7 of GPL version 3, you are granted additional
  18 // permissions described in the GCC Runtime Library Exception, version
  19 // 3.1, as published by the Free Software Foundation.
  20
  21 // You should have received a copy of the GNU General Public License and
  22 // a copy of the GCC Runtime Library Exception along with this program;
  23 // see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
  24 // <http://www.gnu.org/licenses/>.
  25
  26 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
  27
  28 // Permission to use, copy, modify, sell, and distribute this software
  29 // is hereby granted without fee, provided that the above copyright
  30 // notice appears in all copies, and that both that copyright notice
  31 // and this permission notice appear in supporting documentation. None
  32 // of the above authors, nor IBM Haifa Research Laboratories, make any
  33 // representation about the suitability of this software for any
  34 // purpose. It is provided "as is" without express or implied
  35 // warranty.
  36
  37 /**
  38  * @file exception.hpp
  39  * Contains exception classes.
  40  */
  41
  42 #ifndef PB_DS_EXCEPTION_HPP
  43 #define PB_DS_EXCEPTION_HPP
  44
  45 #include <bits/c++config.h>
  46 #include <stdexcept>
  47 #include <cstdlib>
  48
  49 namespace __gnu_pbds
  50 {
  51   /**
  52    *  @defgroup exceptions-pbds Exceptions
  53    *  @ingroup pbds
  54    *  @{
  55    */
  56
  57   /// Base class for exceptions.
  58   struct container_error : public std::logic_error
  59   {
  60     container_error()
  61     : std::logic_error(__N("__gnu_pbds::container_error")) { }
  62   };
  63
  64   /// An entry cannot be inserted into a container object for logical
  65   /// reasons (not, e.g., if memory is unabvailable, in which case
  66   /// the allocator_type's exception will be thrown).
  67   struct insert_error : public container_error { };
  68
  69   /// A join cannot be performed logical reasons (i.e., the ranges of
  70   /// the two container objects being joined overlaps.
  71   struct join_error : public container_error { };
  72
  73   /// A container cannot be resized.
  74   struct resize_error : public container_error { };
  75
  76 #if __EXCEPTIONS
  77   inline void
  78   __throw_container_error(void)
  79   { throw container_error(); }
  80
  81   inline void
  82   __throw_insert_error(void)
  83   { throw insert_error(); }
  84
  85   inline void
  86   __throw_join_error(void)
  87   { throw join_error(); }
  88
  89   inline void
  90   __throw_resize_error(void)
  91   { throw resize_error(); }
  92 #else
  93   inline void
  94   __throw_container_error(void)
  95   { std::abort(); }
  96
  97   inline void
  98   __throw_insert_error(void)
  99   { std::abort(); }
 100
 101   inline void
 102   __throw_join_error(void)
 103   { std::abort(); }
 104
 105   inline void
 106   __throw_resize_error(void)
 107   { std::abort(); }
 108 #endif
 109   //@}
 110 } // namespace __gnu_pbds
 111
 112 #endif