104 lines
2.1 KiB
C++
104 lines
2.1 KiB
C++
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// Copyright Oliver Kowalke 2009.
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// Distributed under the Boost Software License, Version 1.0.
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// (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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#ifndef BOOST_COROUTINES_EXCEPTIONS_H
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#define BOOST_COROUTINES_EXCEPTIONS_H
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#include <stdexcept>
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#include <string>
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#include <boost/config.hpp>
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#include <boost/core/scoped_enum.hpp>
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#include <boost/system/error_code.hpp>
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#include <boost/system/system_error.hpp>
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#include <boost/type_traits/integral_constant.hpp>
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#include <boost/coroutine/detail/config.hpp>
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#ifdef BOOST_HAS_ABI_HEADERS
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# include BOOST_ABI_PREFIX
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#endif
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namespace boost {
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namespace coroutines {
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namespace detail {
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struct forced_unwind {};
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}
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BOOST_SCOPED_ENUM_DECLARE_BEGIN(coroutine_errc)
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{
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no_data = 1
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}
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BOOST_SCOPED_ENUM_DECLARE_END(coroutine_errc)
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BOOST_COROUTINES_DECL
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system::error_category const& coroutine_category() BOOST_NOEXCEPT;
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}
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namespace system {
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template<>
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struct is_error_code_enum< coroutines::coroutine_errc > : public true_type
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{};
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#ifdef BOOST_NO_CXX11_SCOPED_ENUMS
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template<>
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struct is_error_code_enum< coroutines::coroutine_errc::enum_type > : public true_type
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{};
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#endif
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inline
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error_code make_error_code( coroutines::coroutine_errc e) //BOOST_NOEXCEPT
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{
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return error_code( underlying_cast< int >( e), coroutines::coroutine_category() );
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}
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inline
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error_condition make_error_condition( coroutines::coroutine_errc e) //BOOST_NOEXCEPT
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{
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return error_condition( underlying_cast< int >( e), coroutines::coroutine_category() );
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}
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}
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namespace coroutines {
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class coroutine_error : public std::logic_error
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{
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private:
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system::error_code ec_;
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public:
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coroutine_error( system::error_code ec) :
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logic_error( ec.message() ),
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ec_( ec)
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{}
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system::error_code const& code() const BOOST_NOEXCEPT
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{ return ec_; }
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};
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class invalid_result : public coroutine_error
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{
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public:
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invalid_result() :
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coroutine_error(
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system::make_error_code(
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coroutine_errc::no_data) )
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{}
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};
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}}
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#ifdef BOOST_HAS_ABI_HEADERS
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# include BOOST_ABI_SUFFIX
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#endif
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#endif // BOOST_COROUTINES_EXCEPTIONS_H
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