1 
2 // Copyright (C) 2009-2012 Lorenzo Caminiti
3 // Distributed under the Boost Software License, Version 1.0
4 // (see accompanying file LICENSE_1_0.txt or a copy at
5 // http://www.boost.org/LICENSE_1_0.txt)
6 // Home at http://www.boost.org/libs/local_function
7 
8 #include <boost/local_function.hpp>
9 #include <boost/detail/lightweight_test.hpp>
10 #include <algorithm>
11 #include <vector>
12 
main(void)13 int main(void) {
14     int offset = 5;
15     std::vector<int> v;
16     std::vector<int> w;
17 
18     for(int i = 1; i <= 2; ++i) v.push_back(i * 10);
19     BOOST_TEST(v[0] == 10); BOOST_TEST(v[1] == 20);
20     w.resize(v.size());
21 
22     int BOOST_LOCAL_FUNCTION( (const bind& offset) (int i) ) {
23         return ++i + offset;
24     } BOOST_LOCAL_FUNCTION_NAME(inc)
25 
26     std::transform(v.begin(), v.end(), w.begin(), inc);
27     BOOST_TEST(w[0] == 16); BOOST_TEST(w[1] == 26);
28 
29     int BOOST_LOCAL_FUNCTION( (bind& inc) (int i) (int j) ) {
30         return inc(i + j);
31     } BOOST_LOCAL_FUNCTION_NAME(inc_sum)
32 
33     offset = 0;
34     std::transform(v.begin(), v.end(), w.begin(), v.begin(), inc_sum);
35     BOOST_TEST(v[0] == 27); BOOST_TEST(v[1] == 47);
36 
37     return boost::report_errors();
38 }
39 
40