| /* |
| * Distributed under the Boost Software License, Version 1.0. |
| * (See accompanying file LICENSE_1_0.txt or copy at |
| * http://www.boost.org/LICENSE_1_0.txt) |
| * |
| * Copyright (c) 2018 Andrey Semashev |
| */ |
| /*! |
| * \file atomic/detail/string_ops.hpp |
| * |
| * This header defines string operations for Boost.Atomic |
| */ |
| |
| #ifndef BOOST_ATOMIC_DETAIL_STRING_OPS_HPP_INCLUDED_ |
| #define BOOST_ATOMIC_DETAIL_STRING_OPS_HPP_INCLUDED_ |
| |
| #include <boost/atomic/detail/config.hpp> |
| |
| #ifdef BOOST_HAS_PRAGMA_ONCE |
| #pragma once |
| #endif |
| |
| #if defined(__has_builtin) |
| #if __has_builtin(__builtin_memcpy) |
| #define BOOST_ATOMIC_DETAIL_HAS_BUILTIN_MEMCPY |
| #endif |
| #if __has_builtin(__builtin_memcmp) |
| #define BOOST_ATOMIC_DETAIL_HAS_BUILTIN_MEMCMP |
| #endif |
| #if __has_builtin(__builtin_memset) |
| #define BOOST_ATOMIC_DETAIL_HAS_BUILTIN_MEMSET |
| #endif |
| #elif defined(BOOST_GCC) |
| #define BOOST_ATOMIC_DETAIL_HAS_BUILTIN_MEMCPY |
| #define BOOST_ATOMIC_DETAIL_HAS_BUILTIN_MEMCMP |
| #define BOOST_ATOMIC_DETAIL_HAS_BUILTIN_MEMSET |
| #endif |
| |
| #if defined(BOOST_ATOMIC_DETAIL_HAS_BUILTIN_MEMCPY) |
| #define BOOST_ATOMIC_DETAIL_MEMCPY __builtin_memcpy |
| #else |
| #define BOOST_ATOMIC_DETAIL_MEMCPY std::memcpy |
| #endif |
| |
| #if defined(BOOST_ATOMIC_DETAIL_HAS_BUILTIN_MEMCMP) |
| #define BOOST_ATOMIC_DETAIL_MEMCMP __builtin_memcmp |
| #else |
| #define BOOST_ATOMIC_DETAIL_MEMCMP std::memcmp |
| #endif |
| |
| #if defined(BOOST_ATOMIC_DETAIL_HAS_BUILTIN_MEMSET) |
| #define BOOST_ATOMIC_DETAIL_MEMSET __builtin_memset |
| #else |
| #define BOOST_ATOMIC_DETAIL_MEMSET std::memset |
| #endif |
| |
| #if !defined(BOOST_ATOMIC_DETAIL_HAS_BUILTIN_MEMCPY) || !defined(BOOST_ATOMIC_DETAIL_HAS_BUILTIN_MEMCMP) || !defined(BOOST_ATOMIC_DETAIL_HAS_BUILTIN_MEMSET) |
| #include <cstring> |
| #endif |
| |
| #endif // BOOST_ATOMIC_DETAIL_STRING_OPS_HPP_INCLUDED_ |