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58 lines (51 loc) · 2.09 KB
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/*
* Copyright (c) 2013-2015, Roland Bock
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright notice, this
* list of conditions and the following disclaimer in the documentation and/or
* other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
* ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
* ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef SQLPP_CHAR_SEQUENCE_H
#define SQLPP_CHAR_SEQUENCE_H
#include <sqlpp11/detail/index_sequence.h>
namespace sqlpp
{
template <char... Cs>
struct char_sequence
{
static const char* char_ptr()
{
static char s[] = {Cs...};
return s;
};
};
template <std::size_t N, const char(&s)[N], typename T>
struct make_char_sequence_impl;
template <std::size_t N, const char(&s)[N], std::size_t... i>
struct make_char_sequence_impl<N, s, sqlpp::detail::index_sequence<i...>>
{
using type = char_sequence<s[i]...>;
};
template <std::size_t N, const char(&Input)[N]>
using make_char_sequence =
typename make_char_sequence_impl<sizeof(Input), Input, sqlpp::detail::make_index_sequence<sizeof(Input)>>::type;
}
#endif