1 | |
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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 | |
12 | template<typename T> |
13 | T total(const T& x, const T& y, const T& z) { |
14 | T sum = T(), factor = 10; |
15 | |
16 | T BOOST_LOCAL_FUNCTION_TPL( (const bind factor) (bind& sum) (T num) ) { |
17 | return sum += factor * num; |
18 | } BOOST_LOCAL_FUNCTION_NAME_TPL(add) |
19 | |
20 | add(x); |
21 | T nums[2]; nums[0] = y; nums[1] = z; |
22 | std::for_each(nums, nums + 2, add); |
23 | |
24 | return sum; |
25 | } |
26 | |
27 | int main(void) { |
28 | BOOST_TEST(total(1, 2, 3) == 60); |
29 | return boost::report_errors(); |
30 | } |
31 | |
32 |