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/* $Id: CoinDistance.hpp 1372 2011-01-03 23:31:00Z lou $ */
// Copyright (C) 2000, International Business Machines
// Corporation and others. All Rights Reserved.
// This code is licensed under the terms of the Eclipse Public License (EPL).
#ifndef CoinDistance_H
#define CoinDistance_H
#include <iterator>
//-------------------------------------------------------------------
//
// Attempt to provide an std::distance function
// that will work on multiple platforms
//
//-------------------------------------------------------------------
/** CoinDistance
This is the Coin implementation of the std::function that is
designed to work on multiple platforms.
*/
template <class ForwardIterator, class Distance>
void coinDistance(ForwardIterator first, ForwardIterator last,
Distance& n)
{
#if defined(__SUNPRO_CC)
n = 0;
std::distance(first,last,n);
#else
n = std::distance(first,last);
#endif
}
template <class ForwardIterator>
size_t coinDistance(ForwardIterator first, ForwardIterator last)
{
size_t retVal;
#if defined(__SUNPRO_CC)
retVal = 0;
std::distance(first,last,retVal);
#else
retVal = std::distance(first,last);
#endif
return retVal;
}
#endif
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