EVOLUTION-MANAGER

Edit File: align.hpp

/* Copyright 2014-2016 Glen Joseph Fernandes (glenjofe@gmail.com) Distributed under the Boost Software License, Version 1.0. (http://www.boost.org/LICENSE_1_0.txt) */ #ifndef BOOST_ALIGN_DETAIL_ALIGN_HPP #define BOOST_ALIGN_DETAIL_ALIGN_HPP #include <boost/align/detail/is_alignment.hpp> #include <boost/assert.hpp> namespace boost { namespace alignment { inline void* align(std::size_t alignment, std::size_t size, void*& ptr, std::size_t& space) { BOOST_ASSERT(detail::is_alignment(alignment)); if (size <= space) { char* p = reinterpret_cast<char*>(~(alignment - 1) & (reinterpret_cast<std::size_t>(ptr) + alignment - 1)); std::size_t n = space - (p - static_cast<char*>(ptr)); if (size <= n) { ptr = p; space = n; return p; } } return 0; } } /* alignment */ } /* boost */ #endif