Added boost header
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407
test/external/boost/thread/win32/thread_primitives.hpp
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407
test/external/boost/thread/win32/thread_primitives.hpp
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#ifndef BOOST_WIN32_THREAD_PRIMITIVES_HPP
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#define BOOST_WIN32_THREAD_PRIMITIVES_HPP
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// win32_thread_primitives.hpp
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//
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// (C) Copyright 2005-7 Anthony Williams
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// (C) Copyright 2007 David Deakins
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//
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// Distributed under the Boost Software License, Version 1.0. (See
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// 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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#include <boost/config.hpp>
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#include <boost/throw_exception.hpp>
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#include <boost/assert.hpp>
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#include <boost/thread/exceptions.hpp>
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#include <boost/detail/interlocked.hpp>
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#include <algorithm>
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#if defined( BOOST_USE_WINDOWS_H )
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# include <windows.h>
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namespace boost
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{
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namespace detail
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{
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namespace win32
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{
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typedef ULONG_PTR ulong_ptr;
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typedef HANDLE handle;
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unsigned const infinite=INFINITE;
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unsigned const timeout=WAIT_TIMEOUT;
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handle const invalid_handle_value=INVALID_HANDLE_VALUE;
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unsigned const event_modify_state=EVENT_MODIFY_STATE;
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unsigned const synchronize=SYNCHRONIZE;
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# ifdef BOOST_NO_ANSI_APIS
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using ::CreateMutexW;
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using ::CreateEventW;
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using ::OpenEventW;
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using ::CreateSemaphoreW;
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# else
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using ::CreateMutexA;
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using ::CreateEventA;
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using ::OpenEventA;
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using ::CreateSemaphoreA;
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# endif
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using ::CloseHandle;
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using ::ReleaseMutex;
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using ::ReleaseSemaphore;
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using ::SetEvent;
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using ::ResetEvent;
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using ::WaitForMultipleObjects;
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using ::WaitForSingleObject;
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using ::GetCurrentProcessId;
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using ::GetCurrentThreadId;
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using ::GetCurrentThread;
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using ::GetCurrentProcess;
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using ::DuplicateHandle;
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using ::SleepEx;
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using ::Sleep;
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using ::QueueUserAPC;
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using ::GetTickCount;
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}
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}
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}
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#elif defined( WIN32 ) || defined( _WIN32 ) || defined( __WIN32__ )
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# ifdef UNDER_CE
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# ifndef WINAPI
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# ifndef _WIN32_WCE_EMULATION
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# define WINAPI __cdecl // Note this doesn't match the desktop definition
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# else
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# define WINAPI __stdcall
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# endif
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# endif
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# ifdef __cplusplus
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extern "C" {
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# endif
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typedef int BOOL;
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typedef unsigned long DWORD;
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typedef void* HANDLE;
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# include <kfuncs.h>
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# ifdef __cplusplus
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}
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# endif
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# endif
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namespace boost
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{
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namespace detail
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{
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namespace win32
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{
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# ifdef _WIN64
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typedef unsigned __int64 ulong_ptr;
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# else
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typedef unsigned long ulong_ptr;
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# endif
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typedef void* handle;
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unsigned const infinite=~0U;
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unsigned const timeout=258U;
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handle const invalid_handle_value=(handle)(-1);
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unsigned const event_modify_state=2;
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unsigned const synchronize=0x100000u;
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extern "C"
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{
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struct _SECURITY_ATTRIBUTES;
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# ifdef BOOST_NO_ANSI_APIS
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__declspec(dllimport) void* __stdcall CreateMutexW(_SECURITY_ATTRIBUTES*,int,wchar_t const*);
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__declspec(dllimport) void* __stdcall CreateSemaphoreW(_SECURITY_ATTRIBUTES*,long,long,wchar_t const*);
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__declspec(dllimport) void* __stdcall CreateEventW(_SECURITY_ATTRIBUTES*,int,int,wchar_t const*);
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__declspec(dllimport) void* __stdcall OpenEventW(unsigned long,int,wchar_t const*);
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# else
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__declspec(dllimport) void* __stdcall CreateMutexA(_SECURITY_ATTRIBUTES*,int,char const*);
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__declspec(dllimport) void* __stdcall CreateSemaphoreA(_SECURITY_ATTRIBUTES*,long,long,char const*);
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__declspec(dllimport) void* __stdcall CreateEventA(_SECURITY_ATTRIBUTES*,int,int,char const*);
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__declspec(dllimport) void* __stdcall OpenEventA(unsigned long,int,char const*);
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# endif
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__declspec(dllimport) int __stdcall CloseHandle(void*);
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__declspec(dllimport) int __stdcall ReleaseMutex(void*);
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__declspec(dllimport) unsigned long __stdcall WaitForSingleObject(void*,unsigned long);
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__declspec(dllimport) unsigned long __stdcall WaitForMultipleObjects(unsigned long nCount,void* const * lpHandles,int bWaitAll,unsigned long dwMilliseconds);
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__declspec(dllimport) int __stdcall ReleaseSemaphore(void*,long,long*);
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__declspec(dllimport) int __stdcall DuplicateHandle(void*,void*,void*,void**,unsigned long,int,unsigned long);
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__declspec(dllimport) unsigned long __stdcall SleepEx(unsigned long,int);
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__declspec(dllimport) void __stdcall Sleep(unsigned long);
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typedef void (__stdcall *queue_user_apc_callback_function)(ulong_ptr);
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__declspec(dllimport) unsigned long __stdcall QueueUserAPC(queue_user_apc_callback_function,void*,ulong_ptr);
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__declspec(dllimport) unsigned long __stdcall GetTickCount();
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# ifndef UNDER_CE
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__declspec(dllimport) unsigned long __stdcall GetCurrentProcessId();
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__declspec(dllimport) unsigned long __stdcall GetCurrentThreadId();
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__declspec(dllimport) void* __stdcall GetCurrentThread();
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__declspec(dllimport) void* __stdcall GetCurrentProcess();
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__declspec(dllimport) int __stdcall SetEvent(void*);
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__declspec(dllimport) int __stdcall ResetEvent(void*);
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# else
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using ::GetCurrentProcessId;
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using ::GetCurrentThreadId;
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using ::GetCurrentThread;
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using ::GetCurrentProcess;
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using ::SetEvent;
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using ::ResetEvent;
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# endif
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}
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}
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}
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}
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#else
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# error "Win32 functions not available"
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#endif
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#include <boost/config/abi_prefix.hpp>
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namespace boost
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{
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namespace detail
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{
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namespace win32
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{
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enum event_type
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{
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auto_reset_event=false,
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manual_reset_event=true
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};
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enum initial_event_state
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{
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event_initially_reset=false,
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event_initially_set=true
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};
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inline handle create_anonymous_event(event_type type,initial_event_state state)
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{
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#if !defined(BOOST_NO_ANSI_APIS)
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handle const res=win32::CreateEventA(0,type,state,0);
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#else
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handle const res=win32::CreateEventW(0,type,state,0);
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#endif
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if(!res)
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{
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boost::throw_exception(thread_resource_error());
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}
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return res;
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}
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inline handle create_anonymous_semaphore(long initial_count,long max_count)
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{
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#if !defined(BOOST_NO_ANSI_APIS)
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handle const res=CreateSemaphoreA(0,initial_count,max_count,0);
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#else
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handle const res=CreateSemaphoreW(0,initial_count,max_count,0);
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#endif
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if(!res)
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{
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boost::throw_exception(thread_resource_error());
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}
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return res;
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}
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inline handle duplicate_handle(handle source)
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{
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handle const current_process=GetCurrentProcess();
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long const same_access_flag=2;
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handle new_handle=0;
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bool const success=DuplicateHandle(current_process,source,current_process,&new_handle,0,false,same_access_flag)!=0;
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if(!success)
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{
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boost::throw_exception(thread_resource_error());
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}
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return new_handle;
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}
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inline void release_semaphore(handle semaphore,long count)
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{
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BOOST_VERIFY(ReleaseSemaphore(semaphore,count,0)!=0);
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}
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class handle_manager
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{
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private:
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handle handle_to_manage;
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handle_manager(handle_manager&);
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handle_manager& operator=(handle_manager&);
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void cleanup()
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{
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if(handle_to_manage && handle_to_manage!=invalid_handle_value)
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{
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BOOST_VERIFY(CloseHandle(handle_to_manage));
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}
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}
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public:
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explicit handle_manager(handle handle_to_manage_):
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handle_to_manage(handle_to_manage_)
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{}
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handle_manager():
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handle_to_manage(0)
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{}
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handle_manager& operator=(handle new_handle)
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{
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cleanup();
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handle_to_manage=new_handle;
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return *this;
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}
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operator handle() const
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{
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return handle_to_manage;
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}
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handle duplicate() const
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{
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return duplicate_handle(handle_to_manage);
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}
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void swap(handle_manager& other)
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{
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std::swap(handle_to_manage,other.handle_to_manage);
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}
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handle release()
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{
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handle const res=handle_to_manage;
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handle_to_manage=0;
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return res;
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}
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bool operator!() const
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{
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return !handle_to_manage;
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}
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~handle_manager()
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{
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cleanup();
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}
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};
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}
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}
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}
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#if defined(BOOST_MSVC) && (_MSC_VER>=1400) && !defined(UNDER_CE)
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namespace boost
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{
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namespace detail
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{
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namespace win32
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{
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#if _MSC_VER==1400
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extern "C" unsigned char _interlockedbittestandset(long *a,long b);
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extern "C" unsigned char _interlockedbittestandreset(long *a,long b);
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#else
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extern "C" unsigned char _interlockedbittestandset(volatile long *a,long b);
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extern "C" unsigned char _interlockedbittestandreset(volatile long *a,long b);
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#endif
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#pragma intrinsic(_interlockedbittestandset)
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#pragma intrinsic(_interlockedbittestandreset)
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inline bool interlocked_bit_test_and_set(long* x,long bit)
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{
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return _interlockedbittestandset(x,bit)!=0;
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}
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inline bool interlocked_bit_test_and_reset(long* x,long bit)
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{
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return _interlockedbittestandreset(x,bit)!=0;
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}
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}
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}
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}
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#define BOOST_THREAD_BTS_DEFINED
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#elif (defined(BOOST_MSVC) || defined(BOOST_INTEL_WIN)) && defined(_M_IX86)
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namespace boost
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{
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namespace detail
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{
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namespace win32
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{
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inline bool interlocked_bit_test_and_set(long* x,long bit)
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{
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__asm {
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mov eax,bit;
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mov edx,x;
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lock bts [edx],eax;
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setc al;
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};
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}
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inline bool interlocked_bit_test_and_reset(long* x,long bit)
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{
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__asm {
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mov eax,bit;
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mov edx,x;
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lock btr [edx],eax;
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setc al;
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};
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}
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}
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}
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}
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#define BOOST_THREAD_BTS_DEFINED
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#endif
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#ifndef BOOST_THREAD_BTS_DEFINED
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namespace boost
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{
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namespace detail
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{
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namespace win32
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{
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inline bool interlocked_bit_test_and_set(long* x,long bit)
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{
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long const value=1<<bit;
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long old=*x;
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do
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{
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long const current=BOOST_INTERLOCKED_COMPARE_EXCHANGE(x,old|value,old);
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if(current==old)
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{
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break;
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}
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old=current;
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}
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while(true);
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return (old&value)!=0;
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}
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inline bool interlocked_bit_test_and_reset(long* x,long bit)
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{
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long const value=1<<bit;
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long old=*x;
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do
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{
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long const current=BOOST_INTERLOCKED_COMPARE_EXCHANGE(x,old&~value,old);
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if(current==old)
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{
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break;
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}
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old=current;
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}
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while(true);
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return (old&value)!=0;
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}
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}
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}
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}
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#endif
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#include <boost/config/abi_suffix.hpp>
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#endif
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