1 // Standard exception classes -*- C++ -*-
3 // Copyright (C) 2001, 2002 Free Software Foundation, Inc.
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
7 // terms of the GNU General Public License as published by the
8 // Free Software Foundation; either version 2, or (at your option)
11 // This library is distributed in the hope that it will be useful,
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14 // GNU General Public License for more details.
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18 // Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
21 // As a special exception, you may use this file as part of a free software
22 // library without restriction. Specifically, if other files instantiate
23 // templates or use macros or inline functions from this file, or you compile
24 // this file and link it with other files to produce an executable, this
25 // file does not by itself cause the resulting executable to be covered by
26 // the GNU General Public License. This exception does not however
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28 // the GNU General Public License.
31 // ISO C++ 19.1 Exception classes
35 * This is a Standard C++ Library header. You should @c #include this header
36 * in your programs, rather than any of the "st[dl]_*.h" implementation files.
39 #ifndef _GLIBCXX_STDEXCEPT
40 #define _GLIBCXX_STDEXCEPT 1
42 #pragma GCC system_header
49 /** Logic errors represent problems in the internal logic of a program;
50 * in theory, these are preventable, and even detectable before the
51 * program runs (e.g., violations of class invariants).
52 * @brief One of two subclasses of exception.
54 class logic_error : public exception
59 /** Takes a character string describing the error. */
61 logic_error(const string& __arg);
64 ~logic_error() throw();
66 /** Returns a C-style character string describing the general cause of
67 * the current error (the same string passed to the ctor). */
72 /** Thrown by the library, or by you, to report domain errors (domain in
73 * the mathmatical sense). */
74 class domain_error : public logic_error
77 explicit domain_error(const string& __arg);
80 /** Thrown to report invalid arguments to functions. */
81 class invalid_argument : public logic_error
84 explicit invalid_argument(const string& __arg);
87 /** Thrown when an object is constructed that would exceed its maximum
88 * permitted size (e.g., a basic_string instance). */
89 class length_error : public logic_error
92 explicit length_error(const string& __arg);
95 /** This represents an argument whose value is not within the expected
96 * range (e.g., boundary checks in basic_string). */
97 class out_of_range : public logic_error
100 explicit out_of_range(const string& __arg);
103 /** Runtime errors represent problems outside the scope of a program;
104 * they cannot be easily predicted and can generally only be caught as
105 * the program executes.
106 * @brief One of two subclasses of exception.
108 class runtime_error : public exception
113 /** Takes a character string describing the error. */
115 runtime_error(const string& __arg);
118 ~runtime_error() throw();
120 /** Returns a C-style character string describing the general cause of
121 * the current error (the same string passed to the ctor). */
123 what() const throw();
126 /** Thrown to indicate range errors in internal computations. */
127 class range_error : public runtime_error
130 explicit range_error(const string& __arg);
133 /** Thrown to indicate arithmetic overflow. */
134 class overflow_error : public runtime_error
137 explicit overflow_error(const string& __arg);
140 /** Thrown to indicate arithmetic underflow. */
141 class underflow_error : public runtime_error
144 explicit underflow_error(const string& __arg);
148 #endif /* _GLIBCXX_STDEXCEPT */