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1 // static_assert.hpp --------------------------------------------------------------//
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2
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3 // Copyright 2009-2010 Vicente J. Botet Escriba
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4
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5 // Distributed under the Boost Software License, Version 1.0.
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6 // See http://www.boost.org/LICENSE_1_0.txt
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7
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8
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9 #ifndef BOOST_CHRONO_DETAIL_STATIC_ASSERT_HPP
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10 #define BOOST_CHRONO_DETAIL_STATIC_ASSERT_HPP
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11
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12 #include <boost/chrono/config.hpp>
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13
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14 #ifndef BOOST_NO_CXX11_STATIC_ASSERT
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15 #define BOOST_CHRONO_STATIC_ASSERT(CND, MSG, TYPES) static_assert(CND,MSG)
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16 #elif defined(BOOST_CHRONO_USES_STATIC_ASSERT)
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17 #include <boost/static_assert.hpp>
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18 #define BOOST_CHRONO_STATIC_ASSERT(CND, MSG, TYPES) BOOST_STATIC_ASSERT(CND)
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19 #elif defined(BOOST_CHRONO_USES_MPL_ASSERT)
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20 #include <boost/mpl/assert.hpp>
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21 #include <boost/mpl/bool.hpp>
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22 #define BOOST_CHRONO_STATIC_ASSERT(CND, MSG, TYPES) \
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23 BOOST_MPL_ASSERT_MSG(boost::mpl::bool_< (CND) >::type::value, MSG, TYPES)
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24 #else
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25 //~ #elif defined(BOOST_CHRONO_USES_ARRAY_ASSERT)
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26 #define BOOST_CHRONO_STATIC_ASSERT(CND, MSG, TYPES) static char BOOST_JOIN(boost_chrono_test_,__LINE__)[(CND)?1:-1]
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27 //~ #define BOOST_CHRONO_STATIC_ASSERT(CND, MSG, TYPES)
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28 #endif
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29
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30 #endif // BOOST_CHRONO_DETAIL_STATIC_ASSERT_HPP
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