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

   1 // -*- C++ -*-
   2
   3 // Copyright (C) 2005, 2006 Free Software Foundation, Inc.
   4 //
   5 // This file is part of the GNU ISO C++ Library.  This library is free
   6 // software; you can redistribute it and/or modify it under the terms
   7 // of the GNU General Public License as published by the Free Software
   8 // Foundation; either version 2, or (at your option) any later
   9 // version.
  10
  11 // This library is distributed in the hope that it will be useful, but
  12 // WITHOUT ANY WARRANTY; without even the implied warranty of
  13 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 // General Public License for more details.
  15
  16 // You should have received a copy of the GNU General Public License
  17 // along with this library; see the file COPYING.  If not, write to
  18 // the Free Software Foundation, 59 Temple Place - Suite 330, Boston,
  19 // MA 02111-1307, USA.
  20
  21 // As a special exception, you may use this file as part of a free
  22 // software library without restriction.  Specifically, if other files
  23 // instantiate templates or use macros or inline functions from this
  24 // file, or you compile this file and link it with other files to
  25 // produce an executable, this file does not by itself cause the
  26 // resulting executable to be covered by the GNU General Public
  27 // License.  This exception does not however invalidate any other
  28 // reasons why the executable file might be covered by the GNU General
  29 // Public License.
  30
  31 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
  32
  33 // Permission to use, copy, modify, sell, and distribute this software
  34 // is hereby granted without fee, provided that the above copyright
  35 // notice appears in all copies, and that both that copyright notice
  36 // and this permission notice appear in supporting documentation. None
  37 // of the above authors, nor IBM Haifa Research Laboratories, make any
  38 // representation about the suitability of this software for any
  39 // purpose. It is provided "as is" without express or implied
  40 // warranty.
  41
  42 /**
  43  * @file exception.hpp
  44  * Contains exception classes.
  45  */
  46
  47 #ifndef PB_DS_EXCEPTION_HPP
  48 #define PB_DS_EXCEPTION_HPP
  49
  50 #include <stdexcept>
  51
  52 namespace pb_ds
  53 {
  54   // Base class for exceptions.
  55   struct container_error : public std::logic_error
  56   {
  57     container_error()
  58     : std::logic_error(__N("pb_ds::container_error")) { }
  59   };
  60
  61   // An entry cannot be inserted into a container object for logical
  62   // reasons (not, e.g., if memory is unabvailable, in which case
  63   // the allocator's exception will be thrown).
  64   struct insert_error : public container_error { };
  65
  66   // A join cannot be performed logical reasons (i.e., the ranges of
  67   // the two container objects being joined overlaps.
  68   struct join_error : public container_error { };
  69
  70   // A container cannot be resized.
  71   struct resize_error : public container_error { };
  72
  73 #if __EXCEPTIONS
  74   void
  75   __throw_container_error(void)
  76   { throw container_error(); }
  77
  78   void
  79   __throw_insert_error(void)
  80   { throw insert_error(); }
  81
  82   void
  83   __throw_join_error(void)
  84   { throw join_error(); }
  85
  86   void
  87   __throw_resize_error(void)
  88   { throw resize_error(); }
  89 #else
  90   void
  91   __throw_container_error(void)
  92   { std::abort(); }
  93
  94   void
  95   __throw_insert_error(void)
  96   { std::abort(); }
  97
  98   void
  99   __throw_join_error(void)
 100   { std::abort(); }
 101
 102   void
 103   __throw_resize_error(void)
 104   { std::abort(); }
 105 #endif
 106 } // namespace pb_ds
 107
 108 #endif