2013-11-11 01:03:39 +08:00
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/*
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* Copyright (c) 2013, Roland Bock
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* Redistributions in binary form must reproduce the above copyright notice, this
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* list of conditions and the following disclaimer in the documentation and/or
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* other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
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* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
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* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef SQLPP_IS_REGULAR_H
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#define SQLPP_IS_REGULAR_H
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#include <type_traits>
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namespace sqlpp
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{
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template<typename T>
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struct is_regular
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{
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2013-11-17 06:19:37 +08:00
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#if defined __clang__
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#if __has_feature(cxx_thread_local)
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#define SQLPP_TEST_NO_THROW_MOVE_CONSTRUCTIBLE // clang 3.2 has a problem with nothrow_constructibility (it also does not have thread_local support)
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#endif
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#else
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#define SQLPP_TEST_NO_THROW_MOVE_CONSTRUCTIBLE
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#endif
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2013-11-11 01:03:39 +08:00
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static constexpr bool value = true
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2013-11-17 06:19:37 +08:00
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#if defined SQLPP_TEST_NO_THROW_MOVE_CONSTRUCTIBLE
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2013-11-11 01:03:39 +08:00
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and std::is_nothrow_move_constructible<T>::value
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2013-11-17 06:19:37 +08:00
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#endif
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2013-11-11 01:03:39 +08:00
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and std::is_move_assignable<T>::value // containers and strings are not noexcept_assignable
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and std::is_copy_constructible<T>::value
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and std::is_copy_assignable<T>::value
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// default constructor makes no sense
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// (not) equals would be possible
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// not sure about less
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;
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};
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}
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#endif
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