Imported Upstream version 1.49.0upstream/1.49.0

1 files changed, 108 insertions, 0 deletions

diff --git a/boost/thread/detail/thread_group.hpp b/boost/thread/detail/thread_group.hpp
new file mode 100644
index 0000000000..f1ccdf84e2
--- /dev/null
+++ b/boost/thread/detail/thread_group.hpp
@@ -0,0 +1,108 @@
+#ifndef BOOST_THREAD_DETAIL_THREAD_GROUP_HPP
+#define BOOST_THREAD_DETAIL_THREAD_GROUP_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 2007-9 Anthony Williams
+
+#include <list>
+#include <boost/thread/shared_mutex.hpp>
+#include <boost/thread/mutex.hpp>
+
+#include <boost/config/abi_prefix.hpp>
+
+#ifdef BOOST_MSVC
+#pragma warning(push)
+#pragma warning(disable:4251)
+#endif
+
+namespace boost
+{
+    class thread_group
+    {
+    private:
+        thread_group(thread_group const&);
+        thread_group& operator=(thread_group const&);        
+    public:
+        thread_group() {}
+        ~thread_group()
+        {
+            for(std::list<thread*>::iterator it=threads.begin(),end=threads.end();
+                it!=end;
+                ++it)
+            {
+                delete *it;
+            }
+        }
+
+        template<typename F>
+        thread* create_thread(F threadfunc)
+        {
+            boost::lock_guard<shared_mutex> guard(m);
+            std::auto_ptr<thread> new_thread(new thread(threadfunc));
+            threads.push_back(new_thread.get());
+            return new_thread.release();
+        }
+        
+        void add_thread(thread* thrd)
+        {
+            if(thrd)
+            {
+                boost::lock_guard<shared_mutex> guard(m);
+                threads.push_back(thrd);
+            }
+        }
+            
+        void remove_thread(thread* thrd)
+        {
+            boost::lock_guard<shared_mutex> guard(m);
+            std::list<thread*>::iterator const it=std::find(threads.begin(),threads.end(),thrd);
+            if(it!=threads.end())
+            {
+                threads.erase(it);
+            }
+        }
+        
+        void join_all()
+        {
+            boost::shared_lock<shared_mutex> guard(m);
+            
+            for(std::list<thread*>::iterator it=threads.begin(),end=threads.end();
+                it!=end;
+                ++it)
+            {
+                (*it)->join();
+            }
+        }
+        
+        void interrupt_all()
+        {
+            boost::shared_lock<shared_mutex> guard(m);
+            
+            for(std::list<thread*>::iterator it=threads.begin(),end=threads.end();
+                it!=end;
+                ++it)
+            {
+                (*it)->interrupt();
+            }
+        }
+        
+        size_t size() const
+        {
+            boost::shared_lock<shared_mutex> guard(m);
+            return threads.size();
+        }
+        
+    private:
+        std::list<thread*> threads;
+        mutable shared_mutex m;
+    };
+}
+
+#ifdef BOOST_MSVC
+#pragma warning(pop)
+#endif
+
+#include <boost/config/abi_suffix.hpp>
+
+#endif