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Diffstat (limited to 'libstdc++/include/std/std_stdexcept.h')
-rw-r--r-- | libstdc++/include/std/std_stdexcept.h | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/libstdc++/include/std/std_stdexcept.h b/libstdc++/include/std/std_stdexcept.h new file mode 100644 index 0000000..2d56b38 --- /dev/null +++ b/libstdc++/include/std/std_stdexcept.h @@ -0,0 +1,148 @@ +// Standard exception classes -*- C++ -*- + +// Copyright (C) 2001, 2002, 2005 Free Software Foundation, Inc. +// +// This file is part of the GNU ISO C++ Library. This library is free +// software; you can redistribute it and/or modify it under the +// terms of the GNU General Public License as published by the +// Free Software Foundation; either version 2, or (at your option) +// any later version. + +// This library is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. + +// You should have received a copy of the GNU General Public License along +// with this library; see the file COPYING. If not, write to the Free +// Software Foundation, 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, +// USA. + +// As a special exception, you may use this file as part of a free software +// library without restriction. Specifically, if other files instantiate +// templates or use macros or inline functions from this file, or you compile +// this file and link it with other files to produce an executable, this +// file does not by itself cause the resulting executable to be covered by +// the GNU General Public License. This exception does not however +// invalidate any other reasons why the executable file might be covered by +// the GNU General Public License. + +/** @file stdexcept + * This is a Standard C++ Library header. + */ + +// +// ISO C++ 19.1 Exception classes +// + +#ifndef _GLIBCXX_STDEXCEPT +#define _GLIBCXX_STDEXCEPT 1 + +#pragma GCC system_header + +#include <exception> +#include <string> + +_GLIBCXX_BEGIN_NAMESPACE(std) + + /** Logic errors represent problems in the internal logic of a program; + * in theory, these are preventable, and even detectable before the + * program runs (e.g., violations of class invariants). + * @brief One of two subclasses of exception. + */ + class logic_error : public exception + { + string _M_msg; + + public: + /** Takes a character string describing the error. */ + explicit + logic_error(const string& __arg); + + virtual + ~logic_error() throw(); + + /** Returns a C-style character string describing the general cause of + * the current error (the same string passed to the ctor). */ + virtual const char* + what() const throw(); + }; + + /** Thrown by the library, or by you, to report domain errors (domain in + * the mathmatical sense). */ + class domain_error : public logic_error + { + public: + explicit domain_error(const string& __arg); + }; + + /** Thrown to report invalid arguments to functions. */ + class invalid_argument : public logic_error + { + public: + explicit invalid_argument(const string& __arg); + }; + + /** Thrown when an object is constructed that would exceed its maximum + * permitted size (e.g., a basic_string instance). */ + class length_error : public logic_error + { + public: + explicit length_error(const string& __arg); + }; + + /** This represents an argument whose value is not within the expected + * range (e.g., boundary checks in basic_string). */ + class out_of_range : public logic_error + { + public: + explicit out_of_range(const string& __arg); + }; + + /** Runtime errors represent problems outside the scope of a program; + * they cannot be easily predicted and can generally only be caught as + * the program executes. + * @brief One of two subclasses of exception. + */ + class runtime_error : public exception + { + string _M_msg; + + public: + /** Takes a character string describing the error. */ + explicit + runtime_error(const string& __arg); + + virtual + ~runtime_error() throw(); + + /** Returns a C-style character string describing the general cause of + * the current error (the same string passed to the ctor). */ + virtual const char* + what() const throw(); + }; + + /** Thrown to indicate range errors in internal computations. */ + class range_error : public runtime_error + { + public: + explicit range_error(const string& __arg); + }; + + /** Thrown to indicate arithmetic overflow. */ + class overflow_error : public runtime_error + { + public: + explicit overflow_error(const string& __arg); + }; + + /** Thrown to indicate arithmetic underflow. */ + class underflow_error : public runtime_error + { + public: + explicit underflow_error(const string& __arg); + }; + +_GLIBCXX_END_NAMESPACE + +#endif /* _GLIBCXX_STDEXCEPT */ |