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73 lines
2.3 KiB
C++
73 lines
2.3 KiB
C++
/*
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* Copyright 2010 Vicente J. Botet Escriba
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* Copyright 2015 Andrey Semashev
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*
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* Distributed under the Boost Software License, Version 1.0.
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* See http://www.boost.org/LICENSE_1_0.txt
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*/
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#ifndef BOOST_WINAPI_HANDLES_HPP_INCLUDED_
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#define BOOST_WINAPI_HANDLES_HPP_INCLUDED_
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#include <boost/winapi/basic_types.hpp>
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#ifdef BOOST_HAS_PRAGMA_ONCE
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#pragma once
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#endif
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#if !defined( BOOST_USE_WINDOWS_H )
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extern "C" {
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BOOST_SYMBOL_IMPORT boost::winapi::BOOL_ BOOST_WINAPI_WINAPI_CC
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CloseHandle(boost::winapi::HANDLE_ handle);
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BOOST_SYMBOL_IMPORT boost::winapi::BOOL_ BOOST_WINAPI_WINAPI_CC
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DuplicateHandle(
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boost::winapi::HANDLE_ hSourceProcessHandle,
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boost::winapi::HANDLE_ hSourceHandle,
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boost::winapi::HANDLE_ hTargetProcessHandle,
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boost::winapi::HANDLE_* lpTargetHandle,
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boost::winapi::DWORD_ dwDesiredAccess,
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boost::winapi::BOOL_ bInheritHandle,
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boost::winapi::DWORD_ dwOptions);
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#if BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_WIN10
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BOOST_SYMBOL_IMPORT boost::winapi::BOOL_ BOOST_WINAPI_WINAPI_CC
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CompareObjectHandles(
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boost::winapi::HANDLE_ hFirstObjectHandle,
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boost::winapi::HANDLE_ hSecondObjectHandle);
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#endif
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} // extern "C"
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#endif
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namespace boost {
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namespace winapi {
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using ::CloseHandle;
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using ::DuplicateHandle;
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#if BOOST_USE_WINAPI_VERSION >= BOOST_WINAPI_VERSION_WIN10
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using ::CompareObjectHandles;
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#endif
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// Note: MSVC-14.1 does not interpret INVALID_HANDLE_VALUE_ initializer as a constant expression
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#if defined( BOOST_USE_WINDOWS_H )
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BOOST_CONSTEXPR_OR_CONST DWORD_ DUPLICATE_CLOSE_SOURCE_ = DUPLICATE_CLOSE_SOURCE;
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BOOST_CONSTEXPR_OR_CONST DWORD_ DUPLICATE_SAME_ACCESS_ = DUPLICATE_SAME_ACCESS;
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const HANDLE_ INVALID_HANDLE_VALUE_ = INVALID_HANDLE_VALUE;
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#else
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BOOST_CONSTEXPR_OR_CONST DWORD_ DUPLICATE_CLOSE_SOURCE_ = 1;
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BOOST_CONSTEXPR_OR_CONST DWORD_ DUPLICATE_SAME_ACCESS_ = 2;
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const HANDLE_ INVALID_HANDLE_VALUE_ = (HANDLE_)(-1);
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#endif
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BOOST_CONSTEXPR_OR_CONST DWORD_ duplicate_close_source = DUPLICATE_CLOSE_SOURCE_;
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BOOST_CONSTEXPR_OR_CONST DWORD_ duplicate_same_access = DUPLICATE_SAME_ACCESS_;
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// Note: The "unused" attribute here should not be necessary because the variable is a constant.
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// However, MinGW gcc 5.3 spams warnings about this particular constant.
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const HANDLE_ invalid_handle_value BOOST_ATTRIBUTE_UNUSED = INVALID_HANDLE_VALUE_;
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}
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}
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#endif // BOOST_WINAPI_HANDLES_HPP_INCLUDED_
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