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CoinDistance.hpp
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1 /* $Id: CoinDistance.hpp 1372 2011-01-03 23:31:00Z lou $ */
2 // Copyright (C) 2000, International Business Machines
3 // Corporation and others. All Rights Reserved.
4 // This code is licensed under the terms of the Eclipse Public License (EPL).
5 
6 #ifndef CoinDistance_H
7 #define CoinDistance_H
8 
9 #include <iterator>
10 
11 //-------------------------------------------------------------------
12 //
13 // Attempt to provide an std::distance function
14 // that will work on multiple platforms
15 //
16 //-------------------------------------------------------------------
17 
23 template <class ForwardIterator, class Distance>
24 void coinDistance(ForwardIterator first, ForwardIterator last,
25  Distance& n)
26 {
27 #if defined(__SUNPRO_CC)
28  n = 0;
29  std::distance(first,last,n);
30 #else
31  n = std::distance(first,last);
32 #endif
33 }
34 
35 template <class ForwardIterator>
36 size_t coinDistance(ForwardIterator first, ForwardIterator last)
37 {
38  size_t retVal;
39 #if defined(__SUNPRO_CC)
40  retVal = 0;
41  std::distance(first,last,retVal);
42 #else
43  retVal = std::distance(first,last);
44 #endif
45  return retVal;
46 }
47 
48 #endif
void coinDistance(ForwardIterator first, ForwardIterator last, Distance &n)
CoinDistance.