trunk/branch integration: VxWorks & Wince

Foundation/include/Poco/Thread.h

@@ -45,7 +45,11 @@
 
 
 #if defined(POCO_OS_FAMILY_WINDOWS)
+#if defined(_WIN32_WCE)
+#include "Poco/Thread_WINCE.h"
+#else
 #include "Poco/Thread_WIN32.h"
+#endif
 #else
 #include "Poco/Thread_POSIX.h"
 #endif
@@ -68,6 +72,8 @@ class Foundation_API Thread: private ThreadImpl
 	/// The name of a thread can be changed at any time.
 {
 public:	
+	typedef ThreadImpl::TIDImpl TID;
+
 	using ThreadImpl::Callable;
 
 	enum Priority
@@ -92,6 +98,9 @@ public:
 	int id() const;
 		/// Returns the unique thread ID of the thread.
 
+	TID tid() const;
+		/// Returns the native thread ID of the thread.
+
 	std::string name() const;
 		/// Returns the name of the thread.
 
@@ -118,6 +127,8 @@ public:
 	int getOSPriority() const;
 		/// Returns the thread's priority, expressed as an operating system
 		/// specific priority value.
+		///
+		/// May return 0 if the priority has not been explicitly set.
 		
 	static int getMinOSPriority();
 		/// Returns the mininum operating system-specific priority value,
@@ -172,6 +183,9 @@ public:
 		/// Returns the Thread object for the currently active thread.
 		/// If the current thread is the main thread, 0 is returned.
 
+ 	static TID currentTid();
+ 		/// Returns the native thread ID for the current thread.    
+
 protected:
 	ThreadLocalStorage& tls();
 		/// Returns a reference to the thread's local storage.
@@ -202,6 +216,12 @@ private:
 //
 // inlines
 //
+inline Thread::TID Thread::tid() const
+{
+	return tidImpl();
+}
+
+
 inline int Thread::id() const
 {
 	return _id;
@@ -284,6 +304,12 @@ inline int Thread::getStackSize() const
 }
 
 
+inline Thread::TID Thread::currentTid()
+{
+	return currentTidImpl();
+}
+
+
 } // namespace Poco
 
 

Foundation/include/Poco/ThreadPool.h

@@ -73,12 +73,19 @@ public:
 		int maxCapacity = 16,
 		int idleTime = 60,
 		int stackSize = POCO_THREAD_STACK_SIZE);
+		/// Creates a thread pool with minCapacity threads.
+		/// If required, up to maxCapacity threads are created
+		/// a NoThreadAvailableException exception is thrown.
+		/// If a thread is running idle for more than idleTime seconds,
+		/// and more than minCapacity threads are running, the thread
+		/// is killed. Threads are created with given stack size.
+
 	ThreadPool(const std::string& name,
 		int minCapacity = 2,
 		int maxCapacity = 16,
 		int idleTime = 60,
 		int stackSize = POCO_THREAD_STACK_SIZE);
-		/// Creates a thread pool with minCapacity threads.
+		/// Creates a thread pool with the given name and minCapacity threads.
 		/// If required, up to maxCapacity threads are created
 		/// a NoThreadAvailableException exception is thrown.
 		/// If a thread is running idle for more than idleTime seconds,
@@ -135,13 +142,25 @@ public:
 		/// threads are available.
 
 	void stopAll();
-		/// Stops all running threads.
+		/// Stops all running threads and waits for their completion.
+		///
 		/// Will also delete all thread objects.
 		/// If used, this method should be the last action before
 		/// the thread pool is deleted.
+		///
+		/// Note: If a thread fails to stop within 10 seconds 
+		/// (due to a programming error, for example), the
+		/// underlying thread object will not be deleted and
+		/// this method will return anyway. This allows for a
+		/// more or less graceful shutdown in case of a misbehaving
+		/// thread.
 
 	void joinAll();
 		/// Waits for all threads to complete.
+		///
+		/// Note that this will not actually join() the underlying
+		/// thread, but rather wait for the thread's runnables
+		/// to finish.
 
 	void collect();
 		/// Stops and removes no longer used threads from the
@@ -151,6 +170,11 @@ public:
 		/// as the thread pool is also implicitly managed in
 		/// calls to start(), addCapacity() and joinAll().
 
+	const std::string& name() const;
+		/// Returns the name of the thread pool,
+		/// or an empty string if no name has been
+		/// specified in the constructor.
+
 	static ThreadPool& defaultPool();
 		/// Returns a reference to the default
 		/// thread pool.
@@ -194,6 +218,12 @@ inline int ThreadPool::getStackSize() const
 }
 
 
+inline const std::string& ThreadPool::name() const
+{
+	return _name;
+}
+
+
 } // namespace Poco
 
 

Foundation/include/Poco/ThreadTarget.h

@@ -1,7 +1,7 @@
 //
 // ThreadTarget.h
 //
-// $Id: //poco/svn/Foundation/include/Poco/ThreadTarget.h#2 $
+// $Id: ThreadTarget.h 1327 2010-02-09 13:56:31Z obiltschnig $
 //
 // Library: Foundation
 // Package: Threading
@@ -9,7 +9,7 @@
 //
 // Definition of the ThreadTarget class.
 //
-// Copyright (c) 2004-2006, Applied Informatics Software Engineering GmbH.
+// Copyright (c) 2008, Applied Informatics Software Engineering GmbH.
 // and Contributors.
 //
 // Permission is hereby granted, free of charge, to any person or organization
@@ -54,12 +54,15 @@ class Foundation_API ThreadTarget: public Runnable
 	/// This adapter is provided as a convenience for higher abstraction level
 	/// scenarios where Runnable abstract class is used.
 	///
+	/// For using a non-static member function as a thread target, please
+	/// see the RunnableAdapter class.
+	/// 
 	/// Usage:
 	///    class MyObject
 	///    {
 	///        static void doSomething() {}
 	///    };
-	///    ThreadTarget ra(&MyObject::doSomething));
+	///    ThreadTarget ra(&MyObject::doSomething);
 	///    Thread thr;
 	///    thr.start(ra);
 	///
@@ -67,10 +70,9 @@ class Foundation_API ThreadTarget: public Runnable
 	/// 
 	///    void doSomething() {}
 	/// 
-	///  ThreadTarget ra(doSomething));
+	///    ThreadTarget ra(doSomething);
 	///    Thread thr;
 	///    thr.start(ra);
-
 {
 public:
 	typedef void (*Callback)();
@@ -92,6 +94,9 @@ private:
 };
 
 
+//
+// inlines
+//
 inline void ThreadTarget::run()
 {
 	_method();

Foundation/include/Poco/Thread_POSIX.h

@@ -47,10 +47,15 @@
 #include "Poco/RefCountedObject.h"
 #include "Poco/AutoPtr.h"
 #include <pthread.h>
+// must be limits.h (not <climits>) for PTHREAD_STACK_MIN on Solaris
+#include <limits.h>
 #if !defined(POCO_NO_SYS_SELECT_H)
 #include <sys/select.h>
 #endif
 #include <errno.h>
+#if defined(POCO_VXWORKS)
+#include <cstring>
+#endif
 
 
 namespace Poco {
@@ -59,6 +64,7 @@ namespace Poco {
 class Foundation_API ThreadImpl
 {
 public:	
+    typedef pthread_t TIDImpl;
 	typedef void (*Callable)(void*);
 
 	enum Priority
@@ -83,6 +89,7 @@ public:
 	ThreadImpl();				
 	~ThreadImpl();
     
+	TIDImpl tidImpl() const;
 	void setPriorityImpl(int prio);
 	int getPriorityImpl() const;
 	void setOSPriorityImpl(int prio);
@@ -100,6 +107,7 @@ public:
 	static void sleepImpl(long milliseconds);
 	static void yieldImpl();
 	static ThreadImpl* currentImpl();
+	static TIDImpl currentTidImpl();
 
 protected:
 	static void* runnableEntry(void* pThread);
@@ -140,9 +148,15 @@ private:
 			pCallbackTarget(0),
 			thread(0),
 			prio(PRIO_NORMAL_IMPL),
+			osPrio(0),
 			done(false),
 			stackSize(POCO_THREAD_STACK_SIZE)
 		{
+		#if defined(POCO_VXWORKS)
+			// This workaround is for VxWorks 5.x where
+			// pthread_init() won't properly initialize the thread.
+			std::memset(&thread, 0, sizeof(thread));
+		#endif
 		}
 
 		Runnable*     pRunnableTarget;
@@ -158,7 +172,7 @@ private:
 
 	static CurrentThreadHolder _currentThreadHolder;
 	
-#if defined(POCO_OS_FAMILY_UNIX)
+#if defined(POCO_OS_FAMILY_UNIX) && !defined(POCO_VXWORKS)
 	SignalHandler::JumpBufferVec _jumpBufferVec;
 	friend class SignalHandler;
 #endif
@@ -199,6 +213,12 @@ inline int ThreadImpl::getStackSizeImpl() const
 }
 
 
+inline ThreadImpl::TIDImpl ThreadImpl::tidImpl() const
+{
+	return _pData->thread;
+}
+
+
 } // namespace Poco
 
 

Foundation/include/Poco/Thread_WIN32.h

@@ -1,7 +1,7 @@
 //
 // Thread_WIN32.h
 //
-// $Id: //poco/Main/Foundation/include/Poco/Thread_WIN32.h#8 $
+// $Id: //poco/1.4/Foundation/include/Poco/Thread_WIN32.h#1 $
 //
 // Library: Foundation
 // Package: Threading
@@ -51,6 +51,7 @@ namespace Poco {
 class Foundation_API ThreadImpl
 {
 public:	
+    typedef DWORD TIDImpl;
 	typedef void (*Callable)(void*);
 
 #if defined(_DLL)
@@ -81,6 +82,7 @@ public:
 	ThreadImpl();				
 	~ThreadImpl();
 
+	TIDImpl tidImpl() const;
 	void setPriorityImpl(int prio);
 	int getPriorityImpl() const;
 	void setOSPriorityImpl(int prio);
@@ -98,6 +100,7 @@ public:
 	static void sleepImpl(long milliseconds);
 	static void yieldImpl();
 	static ThreadImpl* currentImpl();
+	static TIDImpl currentTidImpl();
     
 protected:
 #if defined(_DLL)
@@ -144,6 +147,7 @@ private:
 	Runnable*    _pRunnableTarget;
 	CallbackData _callbackTarget;
 	HANDLE       _thread;
+	DWORD        _threadId;
 	int          _prio;
 	int          _stackSize;
 
@@ -202,6 +206,12 @@ inline int ThreadImpl::getStackSizeImpl() const
 }
 
 
+inline ThreadImpl::TIDImpl ThreadImpl::tidImpl() const
+{
+	return _threadId;
+}
+
+
 } // namespace Poco