Import.

author: Remko Tronçon <git@el-tramo.be> 2009-06-01 08:48:42 (GMT)
committer: Remko Tronçon <git@el-tramo.be> 2009-06-01 09:24:28 (GMT)
commit: 2812bddd81f8a1b804c7460f4e14cd0aa393d129 (patch)
tree: d46294f35150c4f0f43deaf2d31fceaf945ae715 /3rdParty/Boost/libs/thread/src/pthread
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swift-2812bddd81f8a1b804c7460f4e14cd0aa393d129.tar.bz2
4 files changed, 983 insertions, 0 deletions
diff --git a/3rdParty/Boost/libs/thread/src/pthread/exceptions.cpp b/3rdParty/Boost/libs/thread/src/pthread/exceptions.cpp
new file mode 100644
index 0000000..8881303
--- /dev/null
+++ b/3rdParty/Boost/libs/thread/src/pthread/exceptions.cpp
@@ -0,0 +1,124 @@
+// Copyright (C) 2001-2003
+// William E. Kempf
+//
+//  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)
+
+#include <boost/thread/detail/config.hpp>
+
+#include <boost/thread/exceptions.hpp>
+#include <cstring>
+#include <string>
+
+namespace boost {
+
+thread_exception::thread_exception()
+    : m_sys_err(0)
+{
+}
+
+thread_exception::thread_exception(int sys_err_code)
+    : m_sys_err(sys_err_code)
+{
+}
+
+thread_exception::~thread_exception() throw()
+{
+}
+
+int thread_exception::native_error() const
+{
+    return m_sys_err; 
+}
+
+lock_error::lock_error()
+{
+}
+
+lock_error::lock_error(int sys_err_code)
+    : thread_exception(sys_err_code)
+{
+}
+
+lock_error::~lock_error() throw()
+{
+}
+
+const char* lock_error::what() const throw()
+{
+    return "boost::lock_error";
+}
+
+thread_resource_error::thread_resource_error()
+{
+}
+
+thread_resource_error::thread_resource_error(int sys_err_code)
+    : thread_exception(sys_err_code)
+{
+}
+
+thread_resource_error::~thread_resource_error() throw()
+{
+}
+
+const char* thread_resource_error::what() const throw()
+{
+    return "boost::thread_resource_error";
+}
+
+unsupported_thread_option::unsupported_thread_option()
+{
+}
+
+unsupported_thread_option::unsupported_thread_option(int sys_err_code)
+    : thread_exception(sys_err_code)
+{
+}
+
+unsupported_thread_option::~unsupported_thread_option() throw()
+{
+}
+
+const char* unsupported_thread_option::what() const throw()
+{
+    return "boost::unsupported_thread_option";
+}
+
+invalid_thread_argument::invalid_thread_argument()
+{
+}
+
+invalid_thread_argument::invalid_thread_argument(int sys_err_code)
+    : thread_exception(sys_err_code)
+{
+}
+
+invalid_thread_argument::~invalid_thread_argument() throw()
+{
+}
+
+const char* invalid_thread_argument::what() const throw()
+{
+    return "boost::invalid_thread_argument";
+}
+
+thread_permission_error::thread_permission_error()
+{
+}
+
+thread_permission_error::thread_permission_error(int sys_err_code)
+    : thread_exception(sys_err_code)
+{
+}
+
+thread_permission_error::~thread_permission_error() throw()
+{
+}
+
+const char* thread_permission_error::what() const throw()
+{
+    return "boost::thread_permission_error";
+}
+
+} // namespace boost
diff --git a/3rdParty/Boost/libs/thread/src/pthread/once.cpp b/3rdParty/Boost/libs/thread/src/pthread/once.cpp
new file mode 100644
index 0000000..6e3722a
--- /dev/null
+++ b/3rdParty/Boost/libs/thread/src/pthread/once.cpp
@@ -0,0 +1,51 @@
+// Copyright (C) 2007 Anthony Williams
+//
+//  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)
+
+#define __STDC_CONSTANT_MACROS
+#include <boost/thread/once.hpp>
+#include <boost/assert.hpp>
+#include <pthread.h>
+#include <stdlib.h>
+
+namespace boost
+{
+    namespace detail
+    {
+        BOOST_THREAD_DECL boost::uintmax_t once_global_epoch=UINTMAX_C(~0);
+        BOOST_THREAD_DECL pthread_mutex_t once_epoch_mutex=PTHREAD_MUTEX_INITIALIZER;
+        BOOST_THREAD_DECL pthread_cond_t once_epoch_cv = PTHREAD_COND_INITIALIZER;
+
+        namespace
+        {
+            pthread_key_t epoch_tss_key;
+            pthread_once_t epoch_tss_key_flag=PTHREAD_ONCE_INIT;
+            
+            extern "C" void delete_epoch_tss_data(void* data)
+            {
+                free(data);
+            }
+
+            extern "C" void create_epoch_tss_key()
+            {
+                BOOST_VERIFY(!pthread_key_create(&epoch_tss_key,delete_epoch_tss_data));
+            }
+            
+        }
+        
+        boost::uintmax_t& get_once_per_thread_epoch()
+        {
+            BOOST_VERIFY(!pthread_once(&epoch_tss_key_flag,create_epoch_tss_key));
+            void* data=pthread_getspecific(epoch_tss_key);
+            if(!data)
+            {
+                data=malloc(sizeof(boost::uintmax_t));
+                BOOST_VERIFY(!pthread_setspecific(epoch_tss_key,data));
+                *static_cast<boost::uintmax_t*>(data)=UINTMAX_C(~0);
+            }
+            return *static_cast<boost::uintmax_t*>(data);
+        }
+    }
+    
+}
diff --git a/3rdParty/Boost/libs/thread/src/pthread/thread.cpp b/3rdParty/Boost/libs/thread/src/pthread/thread.cpp
new file mode 100644
index 0000000..cc71d97
--- /dev/null
+++ b/3rdParty/Boost/libs/thread/src/pthread/thread.cpp
@@ -0,0 +1,678 @@
+// Copyright (C) 2001-2003
+// William E. Kempf
+// Copyright (C) 2007-8 Anthony Williams
+//
+//  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)
+
+#include <boost/thread/detail/config.hpp>
+
+#include <boost/thread/thread.hpp>
+#include <boost/thread/xtime.hpp>
+#include <boost/thread/condition.hpp>
+#include <boost/thread/locks.hpp>
+#include <boost/thread/once.hpp>
+#include <boost/thread/tss.hpp>
+#ifdef __linux__
+#include <sys/sysinfo.h>
+#elif defined(__APPLE__) || defined(__FreeBSD__)
+#include <sys/types.h>
+#include <sys/sysctl.h>
+#elif defined BOOST_HAS_UNISTD_H
+#include <unistd.h>
+#endif
+
+#include "timeconv.inl"
+
+namespace boost
+{
+    namespace detail
+    {
+        thread_data_base::~thread_data_base()
+        {}
+
+        struct thread_exit_callback_node
+        {
+            boost::detail::thread_exit_function_base* func;
+            thread_exit_callback_node* next;
+
+            thread_exit_callback_node(boost::detail::thread_exit_function_base* func_,
+                                      thread_exit_callback_node* next_):
+                func(func_),next(next_)
+            {}
+        };
+
+        struct tss_data_node
+        {
+            void const* key;
+            boost::shared_ptr<boost::detail::tss_cleanup_function> func;
+            void* value;
+            tss_data_node* next;
+
+            tss_data_node(void const* key_,boost::shared_ptr<boost::detail::tss_cleanup_function> func_,void* value_,
+                          tss_data_node* next_):
+                key(key_),func(func_),value(value_),next(next_)
+            {}
+        };
+
+        namespace
+        {
+            boost::once_flag current_thread_tls_init_flag=BOOST_ONCE_INIT;
+            pthread_key_t current_thread_tls_key;
+
+            extern "C"
+            {
+                void tls_destructor(void* data)
+                {
+                    boost::detail::thread_data_base* thread_info=static_cast<boost::detail::thread_data_base*>(data);
+                    if(thread_info)
+                    {
+                        while(thread_info->tss_data || thread_info->thread_exit_callbacks)
+                        {
+                            while(thread_info->thread_exit_callbacks)
+                            {
+                                detail::thread_exit_callback_node* const current_node=thread_info->thread_exit_callbacks;
+                                thread_info->thread_exit_callbacks=current_node->next;
+                                if(current_node->func)
+                                {
+                                    (*current_node->func)();
+                                    delete current_node->func;
+                                }
+                                delete current_node;
+                            }
+                            while(thread_info->tss_data)
+                            {
+                                detail::tss_data_node* const current_node=thread_info->tss_data;
+                                thread_info->tss_data=current_node->next;
+                                if(current_node->func)
+                                {
+                                    (*current_node->func)(current_node->value);
+                                }
+                                delete current_node;
+                            }
+                        }
+                        thread_info->self.reset();
+                    }
+                }
+            }
+    
+
+            void create_current_thread_tls_key()
+            {
+                BOOST_VERIFY(!pthread_key_create(&current_thread_tls_key,&tls_destructor));
+            }
+        }
+        
+        boost::detail::thread_data_base* get_current_thread_data()
+        {
+            boost::call_once(current_thread_tls_init_flag,create_current_thread_tls_key);
+            return (boost::detail::thread_data_base*)pthread_getspecific(current_thread_tls_key);
+        }
+
+        void set_current_thread_data(detail::thread_data_base* new_data)
+        {
+            boost::call_once(current_thread_tls_init_flag,create_current_thread_tls_key);
+            BOOST_VERIFY(!pthread_setspecific(current_thread_tls_key,new_data));
+        }
+    }
+    
+    namespace
+    {
+        extern "C"
+        {
+            void* thread_proxy(void* param)
+            {
+                boost::detail::thread_data_ptr thread_info = static_cast<boost::detail::thread_data_base*>(param)->self;
+                thread_info->self.reset();
+                detail::set_current_thread_data(thread_info.get());
+                try
+                {
+                    thread_info->run();
+                }
+                catch(thread_interrupted const&)
+                {
+                }
+// Removed as it stops the debugger identifying the cause of the exception
+// Unhandled exceptions still cause the application to terminate
+//                 catch(...)
+//                 {
+//                     std::terminate();
+//                 }
+
+                detail::tls_destructor(thread_info.get());
+                detail::set_current_thread_data(0);
+                boost::lock_guard<boost::mutex> lock(thread_info->data_mutex);
+                thread_info->done=true;
+                thread_info->done_condition.notify_all();
+                return 0;
+            }
+        }
+
+        struct externally_launched_thread:
+            detail::thread_data_base
+        {
+            externally_launched_thread()
+            {
+                interrupt_enabled=false;
+            }
+            
+            void run()
+            {}
+
+        private:
+            externally_launched_thread(externally_launched_thread&);
+            void operator=(externally_launched_thread&);
+        };
+
+        detail::thread_data_base* make_external_thread_data()
+        {
+            detail::thread_data_base* const me(new externally_launched_thread());
+            me->self.reset(me);
+            set_current_thread_data(me);
+            return me;
+        }
+
+
+        detail::thread_data_base* get_or_make_current_thread_data()
+        {
+            detail::thread_data_base* current_thread_data(detail::get_current_thread_data());
+            if(!current_thread_data)
+            {
+                current_thread_data=make_external_thread_data();
+            }
+            return current_thread_data;
+        }
+
+    }
+
+
+    thread::thread()
+    {}
+
+    void thread::start_thread()
+    {
+        thread_info->self=thread_info;
+        int const res = pthread_create(&thread_info->thread_handle, 0, &thread_proxy, thread_info.get());
+        if (res != 0)
+        {
+            thread_info->self.reset();
+            throw thread_resource_error();
+        }
+    }
+
+    thread::~thread()
+    {
+        detach();
+    }
+
+    detail::thread_data_ptr thread::get_thread_info() const
+    {
+        lock_guard<mutex> l(thread_info_mutex);
+        return thread_info;
+    }
+
+    void thread::join()
+    {
+        detail::thread_data_ptr const local_thread_info=get_thread_info();
+        if(local_thread_info)
+        {
+            bool do_join=false;
+            
+            {
+                unique_lock<mutex> lock(local_thread_info->data_mutex);
+                while(!local_thread_info->done)
+                {
+                    local_thread_info->done_condition.wait(lock);
+                }
+                do_join=!local_thread_info->join_started;
+                
+                if(do_join)
+                {
+                    local_thread_info->join_started=true;
+                }
+                else
+                {
+                    while(!local_thread_info->joined)
+                    {
+                        local_thread_info->done_condition.wait(lock);
+                    }
+                }
+            }
+            if(do_join)
+            {
+                void* result=0;
+                BOOST_VERIFY(!pthread_join(local_thread_info->thread_handle,&result));
+                lock_guard<mutex> lock(local_thread_info->data_mutex);
+                local_thread_info->joined=true;
+                local_thread_info->done_condition.notify_all();
+            }
+            
+            lock_guard<mutex> l1(thread_info_mutex);
+            if(thread_info==local_thread_info)
+            {
+                thread_info.reset();
+            }
+        }
+    }
+
+    bool thread::timed_join(system_time const& wait_until)
+    {
+        detail::thread_data_ptr const local_thread_info=get_thread_info();
+        if(local_thread_info)
+        {
+            bool do_join=false;
+            
+            {
+                unique_lock<mutex> lock(local_thread_info->data_mutex);
+                while(!local_thread_info->done)
+                {
+                    if(!local_thread_info->done_condition.timed_wait(lock,wait_until))
+                    {
+                        return false;
+                    }
+                }
+                do_join=!local_thread_info->join_started;
+                
+                if(do_join)
+                {
+                    local_thread_info->join_started=true;
+                }
+                else
+                {
+                    while(!local_thread_info->joined)
+                    {
+                        local_thread_info->done_condition.wait(lock);
+                    }
+                }
+            }
+            if(do_join)
+            {
+                void* result=0;
+                BOOST_VERIFY(!pthread_join(local_thread_info->thread_handle,&result));
+                lock_guard<mutex> lock(local_thread_info->data_mutex);
+                local_thread_info->joined=true;
+                local_thread_info->done_condition.notify_all();
+            }
+            
+            lock_guard<mutex> l1(thread_info_mutex);
+            if(thread_info==local_thread_info)
+            {
+                thread_info.reset();
+            }
+        }
+        return true;
+    }
+
+    bool thread::joinable() const
+    {
+        return get_thread_info();
+    }
+
+
+    void thread::detach()
+    {
+        detail::thread_data_ptr local_thread_info;
+        {
+            lock_guard<mutex> l1(thread_info_mutex);
+            thread_info.swap(local_thread_info);
+        }
+        
+        if(local_thread_info)
+        {
+            lock_guard<mutex> lock(local_thread_info->data_mutex);
+            if(!local_thread_info->join_started)
+            {
+                BOOST_VERIFY(!pthread_detach(local_thread_info->thread_handle));
+                local_thread_info->join_started=true;
+                local_thread_info->joined=true;
+            }
+        }
+    }
+
+    namespace this_thread
+    {
+        
+        void sleep(const system_time& st)
+        {
+            detail::thread_data_base* const thread_info=detail::get_current_thread_data();
+        
+            if(thread_info)
+            {
+                unique_lock<mutex> lk(thread_info->sleep_mutex);
+                while(thread_info->sleep_condition.timed_wait(lk,st));
+            }
+            else
+            {
+                xtime const xt=get_xtime(st);
+            
+                for (int foo=0; foo < 5; ++foo)
+                {
+#   if defined(BOOST_HAS_PTHREAD_DELAY_NP)
+                    timespec ts;
+                    to_timespec_duration(xt, ts);
+                    BOOST_VERIFY(!pthread_delay_np(&ts));
+#   elif defined(BOOST_HAS_NANOSLEEP)
+                    timespec ts;
+                    to_timespec_duration(xt, ts);
+                
+                    //  nanosleep takes a timespec that is an offset, not
+                    //  an absolute time.
+                    nanosleep(&ts, 0);
+#   else
+                    mutex mx;
+                    mutex::scoped_lock lock(mx);
+                    condition cond;
+                    cond.timed_wait(lock, xt);
+#   endif
+                    xtime cur;
+                    xtime_get(&cur, TIME_UTC);
+                    if (xtime_cmp(xt, cur) <= 0)
+                        return;
+                }
+            }
+        }
+
+        void yield()
+        {
+#   if defined(BOOST_HAS_SCHED_YIELD)
+            BOOST_VERIFY(!sched_yield());
+#   elif defined(BOOST_HAS_PTHREAD_YIELD)
+            BOOST_VERIFY(!pthread_yield());
+#   else
+            xtime xt;
+            xtime_get(&xt, TIME_UTC);
+            sleep(xt);
+#   endif
+        }
+    }
+
+    unsigned thread::hardware_concurrency()
+    {
+#if defined(PTW32_VERSION) || defined(__hpux)
+        return pthread_num_processors_np();
+#elif defined(__linux__)
+        return get_nprocs();
+#elif defined(__APPLE__) || defined(__FreeBSD__)
+        int count;
+        size_t size=sizeof(count);
+        return sysctlbyname("hw.ncpu",&count,&size,NULL,0)?0:count;
+#elif defined(BOOST_HAS_UNISTD_H) && defined(_SC_NPROCESSORS_ONLN)
+        int const count=sysconf(_SC_NPROCESSORS_ONLN);
+        return (count>0)?count:0;
+#else
+        return 0;
+#endif
+    }
+
+    thread::id thread::get_id() const
+    {
+        detail::thread_data_ptr const local_thread_info=get_thread_info();
+        if(local_thread_info)
+        {
+            return id(local_thread_info);
+        }
+        else
+        {
+            return id();
+        }
+    }
+
+    void thread::interrupt()
+    {
+        detail::thread_data_ptr const local_thread_info=get_thread_info();
+        if(local_thread_info)
+        {
+            lock_guard<mutex> lk(local_thread_info->data_mutex);
+            local_thread_info->interrupt_requested=true;
+            if(local_thread_info->current_cond)
+            {
+                BOOST_VERIFY(!pthread_cond_broadcast(local_thread_info->current_cond));
+            }
+        }
+    }
+
+    bool thread::interruption_requested() const
+    {
+        detail::thread_data_ptr const local_thread_info=get_thread_info();
+        if(local_thread_info)
+        {
+            lock_guard<mutex> lk(local_thread_info->data_mutex);
+            return local_thread_info->interrupt_requested;
+        }
+        else
+        {
+            return false;
+        }
+    }
+
+    thread::native_handle_type thread::native_handle()
+    {
+        detail::thread_data_ptr const local_thread_info=get_thread_info();
+        if(local_thread_info)
+        {
+            lock_guard<mutex> lk(local_thread_info->data_mutex);
+            return local_thread_info->thread_handle;
+        }
+        else
+        {
+            return pthread_t();
+        }
+    }
+    
+    
+
+    namespace this_thread
+    {
+        thread::id get_id()
+        {
+            boost::detail::thread_data_base* const thread_info=get_or_make_current_thread_data();
+            return thread::id(thread_info?thread_info->shared_from_this():detail::thread_data_ptr());
+        }
+
+        void interruption_point()
+        {
+            boost::detail::thread_data_base* const thread_info=detail::get_current_thread_data();
+            if(thread_info && thread_info->interrupt_enabled)
+            {
+                lock_guard<mutex> lg(thread_info->data_mutex);
+                if(thread_info->interrupt_requested)
+                {
+                    thread_info->interrupt_requested=false;
+                    throw thread_interrupted();
+                }
+            }
+        }
+        
+        bool interruption_enabled()
+        {
+            boost::detail::thread_data_base* const thread_info=detail::get_current_thread_data();
+            return thread_info && thread_info->interrupt_enabled;
+        }
+        
+        bool interruption_requested()
+        {
+            boost::detail::thread_data_base* const thread_info=detail::get_current_thread_data();
+            if(!thread_info)
+            {
+                return false;
+            }
+            else
+            {
+                lock_guard<mutex> lg(thread_info->data_mutex);
+                return thread_info->interrupt_requested;
+            }
+        }
+
+        disable_interruption::disable_interruption():
+            interruption_was_enabled(interruption_enabled())
+        {
+            if(interruption_was_enabled)
+            {
+                detail::get_current_thread_data()->interrupt_enabled=false;
+            }
+        }
+        
+        disable_interruption::~disable_interruption()
+        {
+            if(detail::get_current_thread_data())
+            {
+                detail::get_current_thread_data()->interrupt_enabled=interruption_was_enabled;
+            }
+        }
+
+        restore_interruption::restore_interruption(disable_interruption& d)
+        {
+            if(d.interruption_was_enabled)
+            {
+                detail::get_current_thread_data()->interrupt_enabled=true;
+            }
+        }
+        
+        restore_interruption::~restore_interruption()
+        {
+            if(detail::get_current_thread_data())
+            {
+                detail::get_current_thread_data()->interrupt_enabled=false;
+            }
+        }
+    }
+
+    namespace detail
+    {
+        void add_thread_exit_function(thread_exit_function_base* func)
+        {
+            detail::thread_data_base* const current_thread_data(get_or_make_current_thread_data());
+            thread_exit_callback_node* const new_node=
+                new thread_exit_callback_node(func,current_thread_data->thread_exit_callbacks);
+            current_thread_data->thread_exit_callbacks=new_node;
+        }
+
+        tss_data_node* find_tss_data(void const* key)
+        {
+            detail::thread_data_base* const current_thread_data(get_current_thread_data());
+            if(current_thread_data)
+            {
+                detail::tss_data_node* current_node=current_thread_data->tss_data;
+                while(current_node)
+                {
+                    if(current_node->key==key)
+                    {
+                        return current_node;
+                    }
+                    current_node=current_node->next;
+                }
+            }
+            return NULL;
+        }
+
+        void* get_tss_data(void const* key)
+        {
+            if(tss_data_node* const current_node=find_tss_data(key))
+            {
+                return current_node->value;
+            }
+            return NULL;
+        }
+        
+        void set_tss_data(void const* key,boost::shared_ptr<tss_cleanup_function> func,void* tss_data,bool cleanup_existing)
+        {
+            if(tss_data_node* const current_node=find_tss_data(key))
+            {
+                if(cleanup_existing && current_node->func)
+                {
+                    (*current_node->func)(current_node->value);
+                }
+                current_node->func=func;
+                current_node->value=tss_data;
+            }
+            else
+            {
+                detail::thread_data_base* const current_thread_data(get_or_make_current_thread_data());
+                tss_data_node* const new_node=new tss_data_node(key,func,tss_data,current_thread_data->tss_data);
+                current_thread_data->tss_data=new_node;
+            }
+        }
+    }
+
+//     thread_group::thread_group()
+//     {
+//     }
+
+//     thread_group::~thread_group()
+//     {
+//         // We shouldn't have to scoped_lock here, since referencing this object
+//         // from another thread while we're deleting it in the current thread is
+//         // going to lead to undefined behavior any way.
+//         for (std::list<thread*>::iterator it = m_threads.begin();
+//              it != m_threads.end(); ++it)
+//         {
+//             delete (*it);
+//         }
+//     }
+
+//     thread* thread_group::create_thread(const function0<void>& threadfunc)
+//     {
+//         // No scoped_lock required here since the only "shared data" that's
+//         // modified here occurs inside add_thread which does scoped_lock.
+//         std::auto_ptr<thread> thrd(new thread(threadfunc));
+//         add_thread(thrd.get());
+//         return thrd.release();
+//     }
+
+//     void thread_group::add_thread(thread* thrd)
+//     {
+//         mutex::scoped_lock scoped_lock(m_mutex);
+
+//         // For now we'll simply ignore requests to add a thread object multiple
+//         // times. Should we consider this an error and either throw or return an
+//         // error value?
+//         std::list<thread*>::iterator it = std::find(m_threads.begin(),
+//                                                     m_threads.end(), thrd);
+//         BOOST_ASSERT(it == m_threads.end());
+//         if (it == m_threads.end())
+//             m_threads.push_back(thrd);
+//     }
+
+//     void thread_group::remove_thread(thread* thrd)
+//     {
+//         mutex::scoped_lock scoped_lock(m_mutex);
+
+//         // For now we'll simply ignore requests to remove a thread object that's
+//         // not in the group. Should we consider this an error and either throw or
+//         // return an error value?
+//         std::list<thread*>::iterator it = std::find(m_threads.begin(),
+//                                                     m_threads.end(), thrd);
+//         BOOST_ASSERT(it != m_threads.end());
+//         if (it != m_threads.end())
+//             m_threads.erase(it);
+//     }
+
+//     void thread_group::join_all()
+//     {
+//         mutex::scoped_lock scoped_lock(m_mutex);
+//         for (std::list<thread*>::iterator it = m_threads.begin();
+//              it != m_threads.end(); ++it)
+//         {
+//             (*it)->join();
+//         }
+//     }
+
+//     void thread_group::interrupt_all()
+//     {
+//         boost::lock_guard<mutex> guard(m_mutex);
+            
+//         for(std::list<thread*>::iterator it=m_threads.begin(),end=m_threads.end();
+//             it!=end;
+//             ++it)
+//         {
+//             (*it)->interrupt();
+//         }
+//     }
+        
+
+//     size_t thread_group::size() const
+//     {
+//         return m_threads.size();
+//     }
+
+}
diff --git a/3rdParty/Boost/libs/thread/src/pthread/timeconv.inl b/3rdParty/Boost/libs/thread/src/pthread/timeconv.inl
new file mode 100644
index 0000000..5ec3b17
--- /dev/null
+++ b/3rdParty/Boost/libs/thread/src/pthread/timeconv.inl
@@ -0,0 +1,130 @@
+// Copyright (C) 2001-2003
+// William E. Kempf
+//
+//  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)
+
+// boostinspect:nounnamed
+
+namespace {
+const int MILLISECONDS_PER_SECOND = 1000;
+const int NANOSECONDS_PER_SECOND = 1000000000;
+const int NANOSECONDS_PER_MILLISECOND = 1000000;
+
+const int MICROSECONDS_PER_SECOND = 1000000;
+const int NANOSECONDS_PER_MICROSECOND = 1000;
+
+inline void to_time(int milliseconds, boost::xtime& xt)
+{
+    int res = 0;
+    res = boost::xtime_get(&xt, boost::TIME_UTC);
+    assert(res == boost::TIME_UTC);
+
+    xt.sec += (milliseconds / MILLISECONDS_PER_SECOND);
+    xt.nsec += ((milliseconds % MILLISECONDS_PER_SECOND) *
+        NANOSECONDS_PER_MILLISECOND);
+
+    if (xt.nsec >= NANOSECONDS_PER_SECOND)
+    {
+        ++xt.sec;
+        xt.nsec -= NANOSECONDS_PER_SECOND;
+    }
+}
+
+#if defined(BOOST_HAS_PTHREADS)
+inline void to_timespec(const boost::xtime& xt, timespec& ts)
+{
+    ts.tv_sec = static_cast<int>(xt.sec);
+    ts.tv_nsec = static_cast<int>(xt.nsec);
+    if(ts.tv_nsec >= NANOSECONDS_PER_SECOND)
+    {
+        ts.tv_sec += ts.tv_nsec / NANOSECONDS_PER_SECOND;
+        ts.tv_nsec %= NANOSECONDS_PER_SECOND;
+    }
+}
+
+inline void to_time(int milliseconds, timespec& ts)
+{
+    boost::xtime xt;
+    to_time(milliseconds, xt);
+    to_timespec(xt, ts);
+}
+
+inline void to_timespec_duration(const boost::xtime& xt, timespec& ts)
+{
+    boost::xtime cur;
+    int res = 0;
+    res = boost::xtime_get(&cur, boost::TIME_UTC);
+    assert(res == boost::TIME_UTC);
+
+    if (boost::xtime_cmp(xt, cur) <= 0)
+    {
+        ts.tv_sec = 0;
+        ts.tv_nsec = 0;
+    }
+    else
+    {
+        ts.tv_sec = xt.sec - cur.sec;
+        ts.tv_nsec = xt.nsec - cur.nsec;
+
+        if( ts.tv_nsec < 0 )
+        {
+            ts.tv_sec -= 1;
+            ts.tv_nsec += NANOSECONDS_PER_SECOND;
+        }
+        if(ts.tv_nsec >= NANOSECONDS_PER_SECOND)
+        {
+            ts.tv_sec += ts.tv_nsec / NANOSECONDS_PER_SECOND;
+            ts.tv_nsec %= NANOSECONDS_PER_SECOND;
+        }
+    }
+}
+#endif
+
+inline void to_duration(boost::xtime xt, int& milliseconds)
+{
+    boost::xtime cur;
+    int res = 0;
+    res = boost::xtime_get(&cur, boost::TIME_UTC);
+    assert(res == boost::TIME_UTC);
+
+    if (boost::xtime_cmp(xt, cur) <= 0)
+        milliseconds = 0;
+    else
+    {
+        if (cur.nsec > xt.nsec)
+        {
+            xt.nsec += NANOSECONDS_PER_SECOND;
+            --xt.sec;
+        }
+        milliseconds = (int)((xt.sec - cur.sec) * MILLISECONDS_PER_SECOND) +
+            (((xt.nsec - cur.nsec) + (NANOSECONDS_PER_MILLISECOND/2)) /
+                NANOSECONDS_PER_MILLISECOND);
+    }
+}
+
+inline void to_microduration(boost::xtime xt, int& microseconds)
+{
+    boost::xtime cur;
+    int res = 0;
+    res = boost::xtime_get(&cur, boost::TIME_UTC);
+    assert(res == boost::TIME_UTC);
+
+    if (boost::xtime_cmp(xt, cur) <= 0)
+        microseconds = 0;
+    else
+    {
+        if (cur.nsec > xt.nsec)
+        {
+            xt.nsec += NANOSECONDS_PER_SECOND;
+            --xt.sec;
+        }
+        microseconds = (int)((xt.sec - cur.sec) * MICROSECONDS_PER_SECOND) +
+            (((xt.nsec - cur.nsec) + (NANOSECONDS_PER_MICROSECOND/2)) /
+                NANOSECONDS_PER_MICROSECOND);
+    }
+}
+}
+
+// Change Log:
+//    1 Jun 01  Initial creation.
author	Remko Tronçon <git@el-tramo.be>	2009-06-01 08:48:42 (GMT)
committer	Remko Tronçon <git@el-tramo.be>	2009-06-01 09:24:28 (GMT)
commit	2812bddd81f8a1b804c7460f4e14cd0aa393d129 (patch)
tree	d46294f35150c4f0f43deaf2d31fceaf945ae715 /3rdParty/Boost/libs/thread/src/pthread
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