You've already forked mariadb-columnstore-engine
mirror of
https://github.com/mariadb-corporation/mariadb-columnstore-engine.git
synced 2025-11-03 17:13:17 +03:00
130 lines
4.0 KiB
C++
130 lines
4.0 KiB
C++
// (C) Copyright 2008 CodeRage, LLC (turkanis at coderage dot com)
|
|
// (C) Copyright 2003-2007 Jonathan Turkanis
|
|
// Distributed under the Boost Software License, Version 1.0. (See accompanying
|
|
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt.)
|
|
|
|
// See http://www.boost.org/libs/iostreams for documentation.
|
|
|
|
#ifndef BOOST_IOSTREAMS_CONCEPTS_HPP_INCLUDED
|
|
#define BOOST_IOSTREAMS_CONCEPTS_HPP_INCLUDED
|
|
|
|
#if defined(_MSC_VER) && (_MSC_VER >= 1020)
|
|
# pragma once
|
|
#endif
|
|
|
|
#include <boost/config.hpp> // BOOST_MSVC
|
|
#include <boost/detail/workaround.hpp>
|
|
#include <boost/iostreams/categories.hpp>
|
|
#include <boost/iostreams/detail/default_arg.hpp>
|
|
#include <boost/iostreams/detail/ios.hpp> // openmode.
|
|
#include <boost/iostreams/positioning.hpp>
|
|
#include <boost/static_assert.hpp>
|
|
#include <boost/type_traits/is_convertible.hpp>
|
|
|
|
namespace boost { namespace iostreams {
|
|
|
|
//--------------Definitions of helper templates for device concepts-----------//
|
|
|
|
template<typename Mode, typename Ch = BOOST_IOSTREAMS_DEFAULT_ARG(char)>
|
|
struct device {
|
|
typedef Ch char_type;
|
|
struct category
|
|
: Mode,
|
|
device_tag,
|
|
closable_tag,
|
|
localizable_tag
|
|
{ };
|
|
|
|
void close()
|
|
{
|
|
using namespace detail;
|
|
BOOST_STATIC_ASSERT((!is_convertible<Mode, two_sequence>::value));
|
|
}
|
|
|
|
void close(BOOST_IOS::openmode)
|
|
{
|
|
using namespace detail;
|
|
BOOST_STATIC_ASSERT((is_convertible<Mode, two_sequence>::value));
|
|
}
|
|
|
|
template<typename Locale>
|
|
void imbue(const Locale&) { }
|
|
};
|
|
|
|
template<typename Mode, typename Ch = BOOST_IOSTREAMS_DEFAULT_ARG(wchar_t)>
|
|
struct wdevice : device<Mode, Ch> { };
|
|
|
|
typedef device<input> source;
|
|
typedef wdevice<input> wsource;
|
|
typedef device<output> sink;
|
|
typedef wdevice<output> wsink;
|
|
|
|
//--------------Definitions of helper templates for simple filter concepts----//
|
|
|
|
template<typename Mode, typename Ch = BOOST_IOSTREAMS_DEFAULT_ARG(char)>
|
|
struct filter {
|
|
typedef Ch char_type;
|
|
struct category
|
|
: Mode,
|
|
filter_tag,
|
|
closable_tag,
|
|
localizable_tag
|
|
{ };
|
|
|
|
template<typename Device>
|
|
void close(Device&)
|
|
{
|
|
using namespace detail;
|
|
BOOST_STATIC_ASSERT((!is_convertible<Mode, two_sequence>::value));
|
|
BOOST_STATIC_ASSERT((!is_convertible<Mode, dual_use>::value));
|
|
}
|
|
|
|
template<typename Device>
|
|
void close(Device&, BOOST_IOS::openmode)
|
|
{
|
|
using namespace detail;
|
|
BOOST_STATIC_ASSERT(
|
|
(is_convertible<Mode, two_sequence>::value) ||
|
|
(is_convertible<Mode, dual_use>::value)
|
|
);
|
|
}
|
|
|
|
template<typename Locale>
|
|
void imbue(const Locale&) { }
|
|
};
|
|
|
|
template<typename Mode, typename Ch = BOOST_IOSTREAMS_DEFAULT_ARG(wchar_t)>
|
|
struct wfilter : filter<Mode, Ch> { };
|
|
|
|
typedef filter<input> input_filter;
|
|
typedef wfilter<input> input_wfilter;
|
|
typedef filter<output> output_filter;
|
|
typedef wfilter<output> output_wfilter;
|
|
typedef filter<seekable> seekable_filter;
|
|
typedef wfilter<seekable> seekable_wfilter;
|
|
typedef filter<dual_use> dual_use_filter;
|
|
typedef wfilter<dual_use> dual_use_wfilter;
|
|
|
|
//------Definitions of helper templates for multi-character filter cncepts----//
|
|
|
|
template<typename Mode, typename Ch = char>
|
|
struct multichar_filter : filter<Mode, Ch> {
|
|
struct category : filter<Mode, Ch>::category, multichar_tag { };
|
|
};
|
|
|
|
template<typename Mode, typename Ch = wchar_t>
|
|
struct multichar_wfilter : multichar_filter<Mode, Ch> { };
|
|
|
|
typedef multichar_filter<input> multichar_input_filter;
|
|
typedef multichar_wfilter<input> multichar_input_wfilter;
|
|
typedef multichar_filter<output> multichar_output_filter;
|
|
typedef multichar_wfilter<output> multichar_output_wfilter;
|
|
typedef multichar_filter<dual_use> multichar_dual_use_filter;
|
|
typedef multichar_wfilter<dual_use> multichar_dual_use_wfilter;
|
|
|
|
//----------------------------------------------------------------------------//
|
|
|
|
} } // End namespaces iostreams, boost.
|
|
|
|
#endif // #ifndef BOOST_IOSTREAMS_CONCEPTS_HPP_INCLUDED
|