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Diffstat (limited to 'gcc-4.4.3/libstdc++-v3/include/backward/binders.h')
| -rw-r--r-- | gcc-4.4.3/libstdc++-v3/include/backward/binders.h | 168 |
1 files changed, 0 insertions, 168 deletions
diff --git a/gcc-4.4.3/libstdc++-v3/include/backward/binders.h b/gcc-4.4.3/libstdc++-v3/include/backward/binders.h deleted file mode 100644 index 9b059cef1..000000000 --- a/gcc-4.4.3/libstdc++-v3/include/backward/binders.h +++ /dev/null @@ -1,168 +0,0 @@ -// Functor implementations -*- C++ -*- - -// Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007, 2009 -// 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 3, 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. - -// Under Section 7 of GPL version 3, you are granted additional -// permissions described in the GCC Runtime Library Exception, version -// 3.1, as published by the Free Software Foundation. - -// You should have received a copy of the GNU General Public License and -// a copy of the GCC Runtime Library Exception along with this program; -// see the files COPYING3 and COPYING.RUNTIME respectively. If not, see -// <http://www.gnu.org/licenses/>. - -/* - * - * Copyright (c) 1994 - * Hewlett-Packard Company - * - * Permission to use, copy, modify, distribute and sell this software - * and its documentation for any purpose is hereby granted without fee, - * provided that the above copyright notice appear in all copies and - * that both that copyright notice and this permission notice appear - * in supporting documentation. Hewlett-Packard Company makes no - * representations about the suitability of this software for any - * purpose. It is provided "as is" without express or implied warranty. - * - * - * Copyright (c) 1996-1998 - * Silicon Graphics Computer Systems, Inc. - * - * Permission to use, copy, modify, distribute and sell this software - * and its documentation for any purpose is hereby granted without fee, - * provided that the above copyright notice appear in all copies and - * that both that copyright notice and this permission notice appear - * in supporting documentation. Silicon Graphics makes no - * representations about the suitability of this software for any - * purpose. It is provided "as is" without express or implied warranty. - */ - -/** @file backward/binders.h - * This is an internal header file, included by other library headers. - * You should not attempt to use it directly. - */ - -#ifndef _GLIBCXX_BINDERS_H -#define _GLIBCXX_BINDERS_H 1 - -_GLIBCXX_BEGIN_NAMESPACE(std) - - // 20.3.6 binders - /** @defgroup binders Binder Classes - * @ingroup functors - * - * Binders turn functions/functors with two arguments into functors with - * a single argument, storing an argument to be applied later. For - * example, a variable @c B of type @c binder1st is constructed from a - * functor @c f and an argument @c x. Later, B's @c operator() is called - * with a single argument @c y. The return value is the value of @c f(x,y). - * @c B can be "called" with various arguments (y1, y2, ...) and will in - * turn call @c f(x,y1), @c f(x,y2), ... - * - * The function @c bind1st is provided to save some typing. It takes the - * function and an argument as parameters, and returns an instance of - * @c binder1st. - * - * The type @c binder2nd and its creator function @c bind2nd do the same - * thing, but the stored argument is passed as the second parameter instead - * of the first, e.g., @c bind2nd(std::minus<float>,1.3) will create a - * functor whose @c operator() accepts a floating-point number, subtracts - * 1.3 from it, and returns the result. (If @c bind1st had been used, - * the functor would perform "1.3 - x" instead. - * - * Creator-wrapper functions like @c bind1st are intended to be used in - * calling algorithms. Their return values will be temporary objects. - * (The goal is to not require you to type names like - * @c std::binder1st<std::plus<int>> for declaring a variable to hold the - * return value from @c bind1st(std::plus<int>,5). - * - * These become more useful when combined with the composition functions. - * - * @{ - */ - /// One of the @link binders binder functors@endlink. - template<typename _Operation> - class binder1st - : public unary_function<typename _Operation::second_argument_type, - typename _Operation::result_type> - { - protected: - _Operation op; - typename _Operation::first_argument_type value; - - public: - binder1st(const _Operation& __x, - const typename _Operation::first_argument_type& __y) - : op(__x), value(__y) { } - - typename _Operation::result_type - operator()(const typename _Operation::second_argument_type& __x) const - { return op(value, __x); } - - // _GLIBCXX_RESOLVE_LIB_DEFECTS - // 109. Missing binders for non-const sequence elements - typename _Operation::result_type - operator()(typename _Operation::second_argument_type& __x) const - { return op(value, __x); } - } _GLIBCXX_DEPRECATED_ATTR; - - /// One of the @link binders binder functors@endlink. - template<typename _Operation, typename _Tp> - inline binder1st<_Operation> - bind1st(const _Operation& __fn, const _Tp& __x) - { - typedef typename _Operation::first_argument_type _Arg1_type; - return binder1st<_Operation>(__fn, _Arg1_type(__x)); - } - - /// One of the @link binders binder functors@endlink. - template<typename _Operation> - class binder2nd - : public unary_function<typename _Operation::first_argument_type, - typename _Operation::result_type> - { - protected: - _Operation op; - typename _Operation::second_argument_type value; - - public: - binder2nd(const _Operation& __x, - const typename _Operation::second_argument_type& __y) - : op(__x), value(__y) { } - - typename _Operation::result_type - operator()(const typename _Operation::first_argument_type& __x) const - { return op(__x, value); } - - // _GLIBCXX_RESOLVE_LIB_DEFECTS - // 109. Missing binders for non-const sequence elements - typename _Operation::result_type - operator()(typename _Operation::first_argument_type& __x) const - { return op(__x, value); } - } _GLIBCXX_DEPRECATED_ATTR; - - /// One of the @link binders binder functors@endlink. - template<typename _Operation, typename _Tp> - inline binder2nd<_Operation> - bind2nd(const _Operation& __fn, const _Tp& __x) - { - typedef typename _Operation::second_argument_type _Arg2_type; - return binder2nd<_Operation>(__fn, _Arg2_type(__x)); - } - /** @} */ - -_GLIBCXX_END_NAMESPACE - -#endif /* _GLIBCXX_BINDERS_H */ |