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/config.hpp> 9 #ifdef BOOST_NO_CXX11_VARIADIC_MACROS 10 # error "variadic macros required" 11 #else 12 13 #include <boost/local_function.hpp> 14 #include <boost/detail/lightweight_test.hpp> 15 #include <algorithm> 16 17 //[add main(void)18int main(void) { // Some local scope. 19 int sum = 0, factor = 10; // Variables in scope to bind. 20 21 void BOOST_LOCAL_FUNCTION(const bind factor, bind& sum, int num) { 22 sum += factor * num; 23 } BOOST_LOCAL_FUNCTION_NAME(add) 24 25 add(1); // Call the local function. 26 int nums[] = {2, 3}; 27 std::for_each(nums, nums + 2, add); // Pass it to an algorithm. 28 29 BOOST_TEST(sum == 60); // Assert final summation value. 30 return boost::report_errors(); 31 } 32 //] 33 34 #endif // VARIADIC_MACROS 35 36