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authorRemko Tronçon <git@el-tramo.be>2009-06-01 08:48:42 (GMT)
committerRemko Tronçon <git@el-tramo.be>2009-06-01 09:24:28 (GMT)
commit2812bddd81f8a1b804c7460f4e14cd0aa393d129 (patch)
treed46294f35150c4f0f43deaf2d31fceaf945ae715 /3rdParty/Boost/boost/thread/win32/thread_data.hpp
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Import.
Diffstat (limited to '3rdParty/Boost/boost/thread/win32/thread_data.hpp')
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diff --git a/3rdParty/Boost/boost/thread/win32/thread_data.hpp b/3rdParty/Boost/boost/thread/win32/thread_data.hpp
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+#ifndef BOOST_THREAD_PTHREAD_THREAD_DATA_HPP
+#define BOOST_THREAD_PTHREAD_THREAD_DATA_HPP
+// 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)
+// (C) Copyright 2008 Anthony Williams
+
+#include <boost/thread/detail/config.hpp>
+#include <boost/intrusive_ptr.hpp>
+#include <boost/thread/thread_time.hpp>
+#include "thread_primitives.hpp"
+#include "thread_heap_alloc.hpp"
+
+#include <boost/config/abi_prefix.hpp>
+
+namespace boost
+{
+ namespace detail
+ {
+ struct thread_exit_callback_node;
+ struct tss_data_node;
+
+ struct thread_data_base;
+ void intrusive_ptr_add_ref(thread_data_base * p);
+ void intrusive_ptr_release(thread_data_base * p);
+
+ struct thread_data_base
+ {
+ long count;
+ detail::win32::handle_manager thread_handle;
+ detail::win32::handle_manager interruption_handle;
+ boost::detail::thread_exit_callback_node* thread_exit_callbacks;
+ boost::detail::tss_data_node* tss_data;
+ bool interruption_enabled;
+ unsigned id;
+
+ thread_data_base():
+ count(0),thread_handle(detail::win32::invalid_handle_value),
+ interruption_handle(create_anonymous_event(detail::win32::manual_reset_event,detail::win32::event_initially_reset)),
+ thread_exit_callbacks(0),tss_data(0),
+ interruption_enabled(true),
+ id(0)
+ {}
+ virtual ~thread_data_base()
+ {}
+
+ friend void intrusive_ptr_add_ref(thread_data_base * p)
+ {
+ BOOST_INTERLOCKED_INCREMENT(&p->count);
+ }
+
+ friend void intrusive_ptr_release(thread_data_base * p)
+ {
+ if(!BOOST_INTERLOCKED_DECREMENT(&p->count))
+ {
+ detail::heap_delete(p);
+ }
+ }
+
+ void interrupt()
+ {
+ BOOST_VERIFY(detail::win32::SetEvent(interruption_handle)!=0);
+ }
+
+ typedef detail::win32::handle native_handle_type;
+
+ virtual void run()=0;
+ };
+
+ typedef boost::intrusive_ptr<detail::thread_data_base> thread_data_ptr;
+
+ struct timeout
+ {
+ unsigned long start;
+ uintmax_t milliseconds;
+ bool relative;
+ boost::system_time abs_time;
+
+ static unsigned long const max_non_infinite_wait=0xfffffffe;
+
+ timeout(uintmax_t milliseconds_):
+ start(win32::GetTickCount()),
+ milliseconds(milliseconds_),
+ relative(true),
+ abs_time(boost::get_system_time())
+ {}
+
+ timeout(boost::system_time const& abs_time_):
+ start(win32::GetTickCount()),
+ milliseconds(0),
+ relative(false),
+ abs_time(abs_time_)
+ {}
+
+ struct remaining_time
+ {
+ bool more;
+ unsigned long milliseconds;
+
+ remaining_time(uintmax_t remaining):
+ more(remaining>max_non_infinite_wait),
+ milliseconds(more?max_non_infinite_wait:(unsigned long)remaining)
+ {}
+ };
+
+ remaining_time remaining_milliseconds() const
+ {
+ if(is_sentinel())
+ {
+ return remaining_time(win32::infinite);
+ }
+ else if(relative)
+ {
+ unsigned long const now=win32::GetTickCount();
+ unsigned long const elapsed=now-start;
+ return remaining_time((elapsed<milliseconds)?(milliseconds-elapsed):0);
+ }
+ else
+ {
+ system_time const now=get_system_time();
+ if(abs_time<=now)
+ {
+ return remaining_time(0);
+ }
+ return remaining_time((abs_time-now).total_milliseconds()+1);
+ }
+ }
+
+ bool is_sentinel() const
+ {
+ return milliseconds==~uintmax_t(0);
+ }
+
+
+ static timeout sentinel()
+ {
+ return timeout(sentinel_type());
+ }
+ private:
+ struct sentinel_type
+ {};
+
+ explicit timeout(sentinel_type):
+ start(0),milliseconds(~uintmax_t(0)),relative(true)
+ {}
+ };
+ }
+
+ namespace this_thread
+ {
+ void BOOST_THREAD_DECL yield();
+
+ bool BOOST_THREAD_DECL interruptible_wait(detail::win32::handle handle_to_wait_for,detail::timeout target_time);
+ inline void interruptible_wait(unsigned long milliseconds)
+ {
+ interruptible_wait(detail::win32::invalid_handle_value,milliseconds);
+ }
+ inline void interruptible_wait(system_time const& abs_time)
+ {
+ interruptible_wait(detail::win32::invalid_handle_value,abs_time);
+ }
+
+ template<typename TimeDuration>
+ inline void sleep(TimeDuration const& rel_time)
+ {
+ interruptible_wait(static_cast<unsigned long>(rel_time.total_milliseconds()));
+ }
+ inline void sleep(system_time const& abs_time)
+ {
+ interruptible_wait(abs_time);
+ }
+ }
+
+}
+
+#include <boost/config/abi_suffix.hpp>
+
+#endif