libstdc++
exception.hpp
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1 // -*- C++ -*-
2 
3 // Copyright (C) 2005, 2006, 2007, 2008, 2009 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 3, 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 // Under Section 7 of GPL version 3, you are granted additional
17 // permissions described in the GCC Runtime Library Exception, version
18 // 3.1, as published by the Free Software Foundation.
19 
20 // You should have received a copy of the GNU General Public License and
21 // a copy of the GCC Runtime Library Exception along with this program;
22 // see the files COPYING3 and COPYING.RUNTIME respectively. If not, see
23 // <http://www.gnu.org/licenses/>.
24 
25 // Copyright (C) 2004 Ami Tavory and Vladimir Dreizin, IBM-HRL.
26 
27 // Permission to use, copy, modify, sell, and distribute this software
28 // is hereby granted without fee, provided that the above copyright
29 // notice appears in all copies, and that both that copyright notice
30 // and this permission notice appear in supporting documentation. None
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34 // warranty.
35 
36 /**
37  * @file exception.hpp
38  * Contains exception classes.
39  */
40 
41 #ifndef PB_DS_EXCEPTION_HPP
42 #define PB_DS_EXCEPTION_HPP
43 
44 #include <stdexcept>
45 #include <cstdlib>
46 
47 namespace __gnu_pbds
48 {
49  // Base class for exceptions.
50  struct container_error : public std::logic_error
51  {
52  container_error()
53  : std::logic_error(__N("__gnu_pbds::container_error")) { }
54  };
55 
56  // An entry cannot be inserted into a container object for logical
57  // reasons (not, e.g., if memory is unabvailable, in which case
58  // the allocator_type's exception will be thrown).
59  struct insert_error : public container_error { };
60 
61  // A join cannot be performed logical reasons (i.e., the ranges of
62  // the two container objects being joined overlaps.
63  struct join_error : public container_error { };
64 
65  // A container cannot be resized.
66  struct resize_error : public container_error { };
67 
68 #if __EXCEPTIONS
69  inline void
70  __throw_container_error(void)
71  { throw container_error(); }
72 
73  inline void
74  __throw_insert_error(void)
75  { throw insert_error(); }
76 
77  inline void
78  __throw_join_error(void)
79  { throw join_error(); }
80 
81  inline void
82  __throw_resize_error(void)
83  { throw resize_error(); }
84 #else
85  inline void
86  __throw_container_error(void)
87  { std::abort(); }
88 
89  inline void
90  __throw_insert_error(void)
91  { std::abort(); }
92 
93  inline void
94  __throw_join_error(void)
95  { std::abort(); }
96 
97  inline void
98  __throw_resize_error(void)
99  { std::abort(); }
100 #endif
101 } // namespace __gnu_pbds
102 
103 #endif