80 lines
2.4 KiB
C++
80 lines
2.4 KiB
C++
// Methods and support infrastructure for exceptions -*- C++ -*-
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// Copyright (C) 2000 Free Software Foundation, Inc.
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//
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// This file is part of the GNU ISO C++ Library. This library is free
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// software; you can redistribute it and/or modify it under the
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// terms of the GNU General Public License as published by the
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// Free Software Foundation; either version 2, or (at your option)
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// any later version.
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// This library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License along
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// with this library; see the file COPYING. If not, write to the Free
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// Software Foundation, 59 Temple Place - Suite 330, Boston, MA 02111-1307,
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// USA.
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// As a special exception, you may use this file as part of a free software
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// library without restriction. Specifically, if other files instantiate
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// templates or use macros or inline functions from this file, or you compile
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// this file and link it with other files to produce an executable, this
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// file does not by itself cause the resulting executable to be covered by
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// the GNU General Public License. This exception does not however
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// invalidate any other reasons why the executable file might be covered by
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// the GNU General Public License.
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//
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// ISO C++ 14882: 15 Exception handling
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//
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// This file declares functions whose only purpose is to throw an
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// exception. They help break a circularity between <string> and
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// <stdexcept>. See src/stdexcept.cc, where these functions are
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// defined.
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// XXX: These functions serve a similar purpose to those in
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// stl/bits/stl_range_errors.h . Eventually the two approaches should
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// be merged.
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#ifndef _CPP_EXCEPTION_SUPPORT_H
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#define _CPP_EXCEPTION_SUPPORT_H 1
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namespace std {
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#if _GLIBCPP_USE_EXCEPTIONS
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// Internal functions for string implementation.
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extern void __out_of_range(const char *__str);
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extern void __length_error(const char *__str);
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# define __OUTOFRANGE(__cond) \
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do { if (__cond) __out_of_range(#__cond); } while (0)
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# define __LENGTHERROR(__cond) \
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do { if (__cond) __length_error(#__cond); } while (0)
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#else
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# include <bits/std_cassert.h>
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# define __OUTOFRANGE(__cond) assert(!(__cond))
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# define __LENGTHERROR(__cond) assert(!(__cond))
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#endif
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} // namespace std
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#endif /* _CPP_EXCEPTION_SUPPORT_H */
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