Server : Apache/2.4.41 (Ubuntu) System : Linux absol.cf 5.4.0-198-generic #218-Ubuntu SMP Fri Sep 27 20:18:53 UTC 2024 x86_64 User : www-data ( 33) PHP Version : 7.4.33 Disable Function : pcntl_alarm,pcntl_fork,pcntl_waitpid,pcntl_wait,pcntl_wifexited,pcntl_wifstopped,pcntl_wifsignaled,pcntl_wifcontinued,pcntl_wexitstatus,pcntl_wtermsig,pcntl_wstopsig,pcntl_signal,pcntl_signal_get_handler,pcntl_signal_dispatch,pcntl_get_last_error,pcntl_strerror,pcntl_sigprocmask,pcntl_sigwaitinfo,pcntl_sigtimedwait,pcntl_exec,pcntl_getpriority,pcntl_setpriority,pcntl_async_signals,pcntl_unshare, Directory :  /proc/thread-self/root/usr/include/boost/mpl/aux_/preprocessor/

Upload File : current_dir [ Writeable ] document_root [ Writeable ]

#ifndef BOOST_MPL_AUX_PREPROCESSOR_TOKEN_EQUAL_HPP_INCLUDED
#define BOOST_MPL_AUX_PREPROCESSOR_TOKEN_EQUAL_HPP_INCLUDED

// Copyright Paul Mensonides 2003
// Copyright Aleksey Gurtovoy 2003-2004
//
// 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)
//
// See http://www.boost.org/libs/mpl for documentation.

// $Id$
// $Date$
// $Revision$

#include <boost/mpl/aux_/preprocessor/is_seq.hpp>

#include <boost/preprocessor/if.hpp>
#include <boost/preprocessor/logical/bitand.hpp>
#include <boost/preprocessor/logical/compl.hpp>
#include <boost/preprocessor/tuple/eat.hpp>
#include <boost/preprocessor/cat.hpp>

// compares tokens 'a' and 'b' for equality:
//
//   #define BOOST_MPL_PP_TOKEN_EQUAL_apple(x) x
//   #define BOOST_MPL_PP_TOKEN_EQUAL_orange(x) x
//
//   BOOST_PP_ASSERT( BOOST_PP_NOT( BOOST_MPL_PP_TOKEN_EQUAL(apple, abc) ) )
//   BOOST_PP_ASSERT( BOOST_PP_NOT( BOOST_MPL_PP_TOKEN_EQUAL(abc, apple) ) )
//   BOOST_PP_ASSERT( BOOST_PP_NOT( BOOST_MPL_PP_TOKEN_EQUAL(apple, orange) ) )
//   BOOST_PP_ASSERT( BOOST_MPL_PP_TOKEN_EQUAL(apple, apple) )
//   BOOST_PP_ASSERT( BOOST_MPL_PP_TOKEN_EQUAL(orange, orange) )

#define BOOST_MPL_PP_TOKEN_EQUAL(a, b) \
    BOOST_PP_IIF( \
        BOOST_PP_BITAND( \
              BOOST_MPL_PP_IS_SEQ( BOOST_PP_CAT(BOOST_MPL_PP_TOKEN_EQUAL_, a)((unused)) ) \
            , BOOST_MPL_PP_IS_SEQ( BOOST_PP_CAT(BOOST_MPL_PP_TOKEN_EQUAL_, b)((unused)) ) \
            ) \
        , BOOST_MPL_PP_TOKEN_EQUAL_I \
        , 0 BOOST_PP_TUPLE_EAT(2) \
        )(a, b) \
/**/

#define BOOST_MPL_PP_TOKEN_EQUAL_I(a, b) \
    BOOST_PP_COMPL(BOOST_MPL_PP_IS_SEQ( \
        BOOST_MPL_PP_TOKEN_EQUAL_ ## a( \
            BOOST_MPL_PP_TOKEN_EQUAL_ ## b \
            )((unused)) \
        )) \
/**/

#endif // BOOST_MPL_AUX_PREPROCESSOR_TOKEN_EQUAL_HPP_INCLUDED