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git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@26648 a592a061-630c-0410-9148-cb99ea01b6c8
94 lines
3.5 KiB
C++
94 lines
3.5 KiB
C++
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// Copyright Aleksey Gurtovoy 2000-2006
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//
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// Distributed under the Boost Software License, Version 1.0.
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// (See accompanying file LICENSE_1_0.txt or copy at
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// http://www.boost.org/LICENSE_1_0.txt)
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//
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// See http://www.boost.org/libs/mpl for documentation.
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// $Source$
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// $Date: 2007-11-25 13:07:19 -0500 (Sun, 25 Nov 2007) $
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// $Revision: 41369 $
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// NO INCLUDE GUARDS, THE HEADER IS INTENDED FOR MULTIPLE INCLUSION!
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#include <boost/mpl/integral_c_tag.hpp>
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#include <boost/mpl/aux_/static_cast.hpp>
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#include <boost/mpl/aux_/nttp_decl.hpp>
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#include <boost/mpl/aux_/config/static_constant.hpp>
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#include <boost/mpl/aux_/config/workaround.hpp>
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#include <boost/preprocessor/cat.hpp>
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#if !defined(AUX_WRAPPER_NAME)
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# define AUX_WRAPPER_NAME BOOST_PP_CAT(AUX_WRAPPER_VALUE_TYPE,_)
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#endif
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#if !defined(AUX_WRAPPER_PARAMS)
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# define AUX_WRAPPER_PARAMS(N) BOOST_MPL_AUX_NTTP_DECL(AUX_WRAPPER_VALUE_TYPE, N)
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#endif
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#if !defined(AUX_WRAPPER_INST)
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# if BOOST_WORKAROUND(__MWERKS__, <= 0x2407)
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# define AUX_WRAPPER_INST(value) AUX_WRAPPER_NAME< value >
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# else
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# define AUX_WRAPPER_INST(value) BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE::AUX_WRAPPER_NAME< value >
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# endif
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#endif
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BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_OPEN
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template< AUX_WRAPPER_PARAMS(N) >
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struct AUX_WRAPPER_NAME
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{
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BOOST_STATIC_CONSTANT(AUX_WRAPPER_VALUE_TYPE, value = N);
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// agurt, 08/mar/03: SGI MIPSpro C++ workaround, have to #ifdef because some
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// other compilers (e.g. MSVC) are not particulary happy about it
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#if BOOST_WORKAROUND(__EDG_VERSION__, <= 238)
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typedef struct AUX_WRAPPER_NAME type;
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#else
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typedef AUX_WRAPPER_NAME type;
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#endif
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typedef AUX_WRAPPER_VALUE_TYPE value_type;
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typedef integral_c_tag tag;
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// have to #ifdef here: some compilers don't like the 'N + 1' form (MSVC),
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// while some other don't like 'value + 1' (Borland), and some don't like
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// either
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#if BOOST_WORKAROUND(__EDG_VERSION__, <= 243)
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private:
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BOOST_STATIC_CONSTANT(AUX_WRAPPER_VALUE_TYPE, next_value = BOOST_MPL_AUX_STATIC_CAST(AUX_WRAPPER_VALUE_TYPE, (N + 1)));
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BOOST_STATIC_CONSTANT(AUX_WRAPPER_VALUE_TYPE, prior_value = BOOST_MPL_AUX_STATIC_CAST(AUX_WRAPPER_VALUE_TYPE, (N - 1)));
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public:
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typedef AUX_WRAPPER_INST(next_value) next;
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typedef AUX_WRAPPER_INST(prior_value) prior;
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#elif BOOST_WORKAROUND(__BORLANDC__, BOOST_TESTED_AT(0x561)) \
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|| BOOST_WORKAROUND(__IBMCPP__, BOOST_TESTED_AT(502)) \
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|| (BOOST_WORKAROUND(__HP_aCC, <= 53800) && (BOOST_WORKAROUND(__hpxstd98, != 1)))
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typedef AUX_WRAPPER_INST( BOOST_MPL_AUX_STATIC_CAST(AUX_WRAPPER_VALUE_TYPE, (N + 1)) ) next;
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typedef AUX_WRAPPER_INST( BOOST_MPL_AUX_STATIC_CAST(AUX_WRAPPER_VALUE_TYPE, (N - 1)) ) prior;
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#else
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typedef AUX_WRAPPER_INST( BOOST_MPL_AUX_STATIC_CAST(AUX_WRAPPER_VALUE_TYPE, (value + 1)) ) next;
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typedef AUX_WRAPPER_INST( BOOST_MPL_AUX_STATIC_CAST(AUX_WRAPPER_VALUE_TYPE, (value - 1)) ) prior;
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#endif
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// enables uniform function call syntax for families of overloaded
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// functions that return objects of both arithmetic ('int', 'long',
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// 'double', etc.) and wrapped integral types (for an example, see
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// "mpl/example/power.cpp")
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operator AUX_WRAPPER_VALUE_TYPE() const { return static_cast<AUX_WRAPPER_VALUE_TYPE>(this->value); }
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};
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#if !defined(BOOST_NO_INCLASS_MEMBER_INITIALIZATION)
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template< AUX_WRAPPER_PARAMS(N) >
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AUX_WRAPPER_VALUE_TYPE const AUX_WRAPPER_INST(N)::value;
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#endif
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BOOST_MPL_AUX_ADL_BARRIER_NAMESPACE_CLOSE
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#undef AUX_WRAPPER_NAME
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#undef AUX_WRAPPER_PARAMS
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#undef AUX_WRAPPER_INST
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#undef AUX_WRAPPER_VALUE_TYPE
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