blob: 4b8ca3f1be9115c7e5aa801012b0ecbe053d7df5 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
|
// Copyright (C) 2009-2012 Lorenzo Caminiti
// Distributed under the Boost Software License, Version 1.0
// (see accompanying file LICENSE_1_0.txt or a copy at
// http://www.boost.org/LICENSE_1_0.txt)
// Home at http://www.boost.org/libs/local_function
#include <boost/config.hpp>
#ifdef BOOST_NO_CXX11_VARIADIC_MACROS
# error "variadic macros required"
#else
#include <boost/local_function.hpp>
#include <boost/detail/lightweight_test.hpp>
#include <algorithm>
//[add
int main(void) { // Some local scope.
int sum = 0, factor = 10; // Variables in scope to bind.
void BOOST_LOCAL_FUNCTION(const bind factor, bind& sum, int num) {
sum += factor * num;
} BOOST_LOCAL_FUNCTION_NAME(add)
add(1); // Call the local function.
int nums[] = {2, 3};
std::for_each(nums, nums + 2, add); // Pass it to an algorithm.
BOOST_TEST(sum == 60); // Assert final summation value.
return boost::report_errors();
}
//]
#endif // VARIADIC_MACROS
|
