5acb90c9b6
a small amount of unused stuff (by the bmakefiles to follow), but it isn't much and seems harmless enough.
34 lines
898 B
C++
34 lines
898 B
C++
/*
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*
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* Copyright (c) 1994
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* Hewlett-Packard Company
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*
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* Permission to use, copy, modify, distribute and sell this software
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* and its documentation for any purpose is hereby granted without fee,
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* provided that the above copyright notice appear in all copies and
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* that both that copyright notice and this permission notice appear
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* in supporting documentation. Hewlett-Packard Company makes no
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* representations about the suitability of this software for any
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* purpose. It is provided "as is" without express or implied warranty.
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*
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*/
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#ifndef PROJECTN_H
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#define PROJECTN_H
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#include <function.h>
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template <class T, class U>
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struct select1st : public unary_function<T, U> {
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const U& operator()(const T& x) const { return x.first; }
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};
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template <class T, class U>
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struct ident : public unary_function<T, U> {
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const U& operator()(const T& x) const { return x; }
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};
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#endif
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