local_function/example/gcc_store.cpp

34 lines
877 B
C++

// 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/local_function.hpp>
#include <boost/function.hpp>
#include <boost/detail/lightweight_test.hpp>
void intermediate(boost::function<void (int, int)> store_func, int size) {
store_func(size - 1, -1);
}
void hack(int* array, int size) {
void BOOST_LOCAL_FUNCTION(bind array, int index, int value) {
array[index] = value;
} BOOST_LOCAL_FUNCTION_NAME(store)
intermediate(store, size);
}
int main(void) {
int nums[] = {1, 2, 3};
hack(nums, 3);
BOOST_TEST(nums[0] == 1);
BOOST_TEST(nums[1] == 2);
BOOST_TEST(nums[2] == -1);
return boost::report_errors();
}