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1
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2 // NO INCLUDE GUARDS, THE HEADER IS INTENDED FOR MULTIPLE INCLUSION
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3
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4 // Copyright Aleksey Gurtovoy 2000-2004
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5 //
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6 // Distributed under the Boost Software License, Version 1.0.
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7 // (See accompanying file LICENSE_1_0.txt or copy at
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8 // http://www.boost.org/LICENSE_1_0.txt)
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9 //
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10 // See http://www.boost.org/libs/mpl for documentation.
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11
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12 // $Id$
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13 // $Date$
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14 // $Revision$
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15
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16 #if !defined(BOOST_MPL_PREPROCESSING_MODE)
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17 # include <boost/mpl/bool.hpp>
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18 # include <boost/mpl/aux_/value_wknd.hpp>
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19 #endif
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20
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21 #if !defined(AUX778076_OP_PREFIX)
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22 # define AUX778076_OP_PREFIX AUX778076_OP_NAME
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23 #endif
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24
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25 #define AUX778076_OP_ARITY 2
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26
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27 #include <boost/mpl/aux_/numeric_op.hpp>
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28 #include <boost/mpl/aux_/config/static_constant.hpp>
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29 #include <boost/mpl/aux_/config/use_preprocessed.hpp>
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30
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31 #if !defined(BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS) \
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32 && !defined(BOOST_MPL_PREPROCESSING_MODE)
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33
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34 # define BOOST_MPL_PREPROCESSED_HEADER AUX778076_OP_PREFIX.hpp
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35 # include <boost/mpl/aux_/include_preprocessed.hpp>
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36
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37 #else
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38
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39 # include <boost/mpl/aux_/config/integral.hpp>
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40 # include <boost/preprocessor/cat.hpp>
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41
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42 namespace boost { namespace mpl {
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43
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44 // MSVC workaround: implement less in terms of greater
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45 #if 0 AUX778076_OP_TOKEN 1 && !(1 AUX778076_OP_TOKEN 0) && !(0 AUX778076_OP_TOKEN 0)
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46 # define AUX778076_OP(N1, N2) \
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47 ( BOOST_MPL_AUX_VALUE_WKND(N2)::value > BOOST_MPL_AUX_VALUE_WKND(N1)::value ) \
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48 /**/
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49 #else
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50 # define AUX778076_OP(N1, N2) \
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51 ( BOOST_MPL_AUX_VALUE_WKND(N1)::value \
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52 AUX778076_OP_TOKEN BOOST_MPL_AUX_VALUE_WKND(N2)::value \
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53 ) \
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54 /**/
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55 #endif
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56
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57 template<>
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58 struct AUX778076_OP_IMPL_NAME<integral_c_tag,integral_c_tag>
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59 {
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60 template< typename N1, typename N2 > struct apply
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61 #if !defined(BOOST_MPL_CFG_NO_NESTED_VALUE_ARITHMETIC)
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62 : bool_< AUX778076_OP(N1, N2) >
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63 {
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64 #else
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65 {
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66 BOOST_STATIC_CONSTANT(bool, value = AUX778076_OP(N1, N2));
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67 typedef bool_<value> type;
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68 #endif
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69 };
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70 };
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71
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72 #undef AUX778076_OP
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73
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74 }}
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75
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76 #endif // BOOST_MPL_CFG_NO_PREPROCESSED_HEADERS
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77
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78 #undef AUX778076_OP_TAG_NAME
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79 #undef AUX778076_OP_IMPL_NAME
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80 #undef AUX778076_OP_ARITY
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81 #undef AUX778076_OP_PREFIX
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82 #undef AUX778076_OP_NAME
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83 #undef AUX778076_OP_TOKEN
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