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- #ifndef BOOST_ENDIAN_DETAIL_ORDER_HPP_INCLUDED
- #define BOOST_ENDIAN_DETAIL_ORDER_HPP_INCLUDED
- // Copyright 2019 Peter Dimov
- //
- // Distributed under the Boost Software License, Version 1.0.
- // http://www.boost.org/LICENSE_1_0.txt
- #include <boost/core/scoped_enum.hpp>
- #if defined(__BYTE_ORDER__) && defined(__ORDER_LITTLE_ENDIAN__) && __BYTE_ORDER__ == __ORDER_LITTLE_ENDIAN__
- # define BOOST_ENDIAN_NATIVE_ORDER_INITIALIZER little
- #elif defined(__BYTE_ORDER__) && defined(__ORDER_BIG_ENDIAN__) && __BYTE_ORDER__ == __ORDER_BIG_ENDIAN__
- # define BOOST_ENDIAN_NATIVE_ORDER_INITIALIZER big
- #elif defined(__BYTE_ORDER__) && defined(__ORDER_PDP_ENDIAN__) && __BYTE_ORDER__ == __ORDER_PDP_ENDIAN__
- # error The Boost.Endian library does not support platforms with PDP endianness.
- #elif defined(__LITTLE_ENDIAN__)
- # define BOOST_ENDIAN_NATIVE_ORDER_INITIALIZER little
- #elif defined(__BIG_ENDIAN__)
- # define BOOST_ENDIAN_NATIVE_ORDER_INITIALIZER big
- #elif defined(_MSC_VER) || defined(__i386__) || defined(__x86_64__)
- # define BOOST_ENDIAN_NATIVE_ORDER_INITIALIZER little
- #else
- # error The Boost.Endian library could not determine the endianness of this platform.
- #endif
- namespace boost
- {
- namespace endian
- {
- BOOST_SCOPED_ENUM_START(order)
- {
- big,
- little,
- native = BOOST_ENDIAN_NATIVE_ORDER_INITIALIZER
- }; BOOST_SCOPED_ENUM_END
- } // namespace endian
- } // namespace boost
- #undef BOOST_ENDIAN_NATIVE_ORDER_INITIALIZER
- #endif // BOOST_ENDIAN_DETAIL_ORDER_HPP_INCLUDED
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