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- // 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>
- #include <vector>
- int main(void) {
- //[transform
- int offset = 5;
- std::vector<int> v;
- std::vector<int> w;
- for(int i = 1; i <= 2; ++i) v.push_back(i * 10);
- BOOST_TEST(v[0] == 10); BOOST_TEST(v[1] == 20);
- w.resize(v.size());
- int BOOST_LOCAL_FUNCTION(const bind& offset, int i) {
- return ++i + offset;
- } BOOST_LOCAL_FUNCTION_NAME(inc)
-
- std::transform(v.begin(), v.end(), w.begin(), inc);
- BOOST_TEST(w[0] == 16); BOOST_TEST(w[1] == 26);
- int BOOST_LOCAL_FUNCTION(bind& inc, int i, int j) {
- return inc(i + j); // Call the other bound local function.
- } BOOST_LOCAL_FUNCTION_NAME(inc_sum)
-
- offset = 0;
- std::transform(v.begin(), v.end(), w.begin(), v.begin(), inc_sum);
- BOOST_TEST(v[0] == 27); BOOST_TEST(v[1] == 47);
- //]
- return boost::report_errors();
- }
- #endif // VARIADIC_MACROS
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