70 lines
1.9 KiB
C++
70 lines
1.9 KiB
C++
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// (C) Copyright Edward Diener 2011-2015
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// Use, modification and distribution are subject to the Boost Software License,
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// Version 1.0. (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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#if !defined(BOOST_VMD_DETAIL_ASSERT_HPP)
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#define BOOST_VMD_DETAIL_ASSERT_HPP
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#include <boost/preprocessor/debug/assert.hpp>
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#include <boost/preprocessor/variadic/elem.hpp>
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#if BOOST_VMD_MSVC
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#include <boost/preprocessor/comparison/equal.hpp>
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#include <boost/preprocessor/control/if.hpp>
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#include <boost/preprocessor/control/iif.hpp>
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#include <boost/preprocessor/variadic/size.hpp>
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#include <boost/vmd/empty.hpp>
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#define BOOST_VMD_DETAIL_ASSERT_VC_GEN_ERROR_OUTPUT(errstr) \
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BOOST_PP_ASSERT(0) \
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typedef char errstr[-1]; \
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/**/
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#define BOOST_VMD_DETAIL_ASSERT_VC_GEN_ERROR_DEFAULT(...) \
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BOOST_VMD_DETAIL_ASSERT_VC_GEN_ERROR_OUTPUT(BOOST_VMD_ASSERT_ERROR) \
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/**/
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#define BOOST_VMD_DETAIL_ASSERT_VC_GEN_ERROR_ERRSTR(...) \
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BOOST_VMD_DETAIL_ASSERT_VC_GEN_ERROR_OUTPUT(BOOST_PP_VARIADIC_ELEM(1,__VA_ARGS__)) \
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/**/
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#define BOOST_VMD_DETAIL_ASSERT_TRUE(...) \
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BOOST_PP_IIF \
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( \
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BOOST_PP_EQUAL \
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( \
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BOOST_PP_VARIADIC_SIZE(__VA_ARGS__), \
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1 \
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), \
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BOOST_VMD_DETAIL_ASSERT_VC_GEN_ERROR_DEFAULT, \
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BOOST_VMD_DETAIL_ASSERT_VC_GEN_ERROR_ERRSTR \
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) \
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(__VA_ARGS__) \
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/**/
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#define BOOST_VMD_DETAIL_ASSERT(...) \
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BOOST_PP_IF \
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( \
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BOOST_PP_VARIADIC_ELEM(0,__VA_ARGS__), \
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BOOST_VMD_EMPTY, \
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BOOST_VMD_DETAIL_ASSERT_TRUE \
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) \
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(__VA_ARGS__) \
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/**/
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#else
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#define BOOST_VMD_DETAIL_ASSERT_DO(cond) \
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BOOST_PP_ASSERT(cond) \
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/**/
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#define BOOST_VMD_DETAIL_ASSERT(...) \
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BOOST_VMD_DETAIL_ASSERT_DO(BOOST_PP_VARIADIC_ELEM(0,__VA_ARGS__)) \
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/**/
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#endif /* BOOST_VMD_MSVC */
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#endif /* BOOST_VMD_DETAIL_ASSERT_HPP */
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