From f012a84e62a2afa0a788c8d77b96b268d7b7a72f Mon Sep 17 00:00:00 2001
From: Carl Hetherington <carl@carlh.net>
Date: Mon, 14 May 2012 17:46:07 +0000
Subject: [PATCH] Build libs/pbd/pbd/signal.h from its generator python script.

git-svn-id: svn://localhost/ardour2/branches/3.0@12268 d708f5d6-7413-0410-9779-e7cbd77b26cf
---
 libs/pbd/pbd/signal.h | 903 ------------------------------------------
 libs/pbd/wscript      |   4 +
 2 files changed, 4 insertions(+), 903 deletions(-)
 delete mode 100644 libs/pbd/pbd/signal.h

diff --git a/libs/pbd/pbd/signal.h b/libs/pbd/pbd/signal.h
deleted file mode 100644
index 5eb8520a6f..0000000000
--- a/libs/pbd/pbd/signal.h
+++ /dev/null
@@ -1,903 +0,0 @@
-
-/** THIS FILE IS AUTOGENERATED: DO NOT EDIT.
- *
- *  This file is generated by signals.h.py.
- */
-
-#include <list>
-#include <boost/function.hpp>
-#include <boost/bind.hpp>
-#include <boost/thread/mutex.hpp>
-#include <boost/enable_shared_from_this.hpp>
-#include <boost/optional.hpp>
-#include "pbd/stacktrace.h"
-
-namespace PBD {
-
-class Connection;
-
-class SignalBase : public boost::enable_shared_from_this<SignalBase>
-{
-public:
-	virtual ~SignalBase () {}
-	virtual void disconnect (boost::shared_ptr<Connection>) = 0;
-
-protected:
-	boost::mutex _mutex;
-};
-
-class Connection : public boost::enable_shared_from_this<Connection>
-{
-public:
-	Connection (boost::shared_ptr<SignalBase> b) : _signal (b) {}
-
-	void disconnect ()
-	{
-		if (_signal) {
-			_signal->disconnect (shared_from_this ());
-		} 
-	}
-
-private:
-	boost::shared_ptr<SignalBase> _signal;
-};
-
-template<typename R>
-class OptionalLastValue
-{
-public:
-	typedef boost::optional<R> result_type;
-
-	template <typename Iter>
-	result_type operator() (Iter first, Iter last) const {
-		result_type r;
-		while (first != last) {
-			r = *first;
-			++first;
-		}
-
-		return r;
-	}
-};
-
-template <typename R, typename C = OptionalLastValue<R> >
-class SimpleSignal0 : public SignalBase
-{
-public:
-
-	typedef boost::function<R()> slot_function_type;
-	typedef boost::optional<R> result_type;
-private:
-
-
-	typedef std::map<boost::shared_ptr<Connection>, slot_function_type> Slots;
-	Slots _slots;
-
-public:
-
-
-	boost::shared_ptr<Connection> connect (slot_function_type f)
-	{
-		boost::shared_ptr<Connection> c (new Connection (shared_from_this ()));
-		boost::mutex::scoped_lock lm (_mutex);
-		_slots[c] = f;
-		return c;
-	}
-
-	typename C::result_type emit ()
-	{
-		Slots s;
-		{
-			boost::mutex::scoped_lock lm (_mutex);
-			s = _slots;
-		}
-		std::list<R> r;
-		for (typename Slots::iterator i = s.begin(); i != s.end(); ++i) {
-
-			bool still_there = false;
-			{
-				boost::mutex::scoped_lock lm (_mutex);
-				still_there = _slots.find (i->first) != _slots.end ();
-			}
-
-			if (still_there) {
-				r.push_back ((i->second)());
-			}
-		}
-		C c;
-		return c (r.begin(), r.end());
-	}
-
-	bool empty () {
-		boost::mutex::scoped_lock lm (_mutex);
-		return _slots.empty ();
-	}
-
-	static boost::shared_ptr<SimpleSignal0<R, C> > create ()
-	{
-		return boost::shared_ptr<SimpleSignal0<R, C> > (new SimpleSignal0<R, C>);
-	}
-
-private:
-
-	friend class Connection;
-
-	SimpleSignal0 () {}
-
-	void disconnect (boost::shared_ptr<Connection> c)
-	{
-		boost::mutex::scoped_lock lm (_mutex);
-		_slots.erase (c);
-	}
-};    
-
-template <>
-class SimpleSignal0<void> : public SignalBase
-{
-public:
-
-	typedef boost::function<void()> slot_function_type;
-	typedef void result_type;
-private:
-
-
-	typedef std::map<boost::shared_ptr<Connection>, slot_function_type> Slots;
-	Slots _slots;
-
-public:
-
-
-	boost::shared_ptr<Connection> connect (slot_function_type f)
-	{
-		boost::shared_ptr<Connection> c (new Connection (shared_from_this ()));
-		boost::mutex::scoped_lock lm (_mutex);
-		_slots[c] = f;
-		return c;
-	}
-
-	void emit ()
-	{
-		Slots s;
-		{
-			boost::mutex::scoped_lock lm (_mutex);
-			s = _slots;
-		}
-
-#if __GNUC__ > 4 || (__GNUC__ == 4 && (__GNUC_MINOR__ >= 6))                                                                      
-                for (typename Slots::iterator i = s.begin(); i != s.end(); ++i) {                                                 
-#else                                                                                                                             
-                for (Slots::iterator i = s.begin(); i != s.end(); ++i) {                                                          
-#endif                                                                                                                               
-
-
-			bool still_there = false;
-			{
-				boost::mutex::scoped_lock lm (_mutex);
-				still_there = _slots.find (i->first) != _slots.end ();
-			}
-
-			if (still_there) {
-				(i->second)();
-			}
-		}
-	}
-
-	bool empty () {
-		boost::mutex::scoped_lock lm (_mutex);
-		return _slots.empty ();
-	}
-
-	static boost::shared_ptr<SimpleSignal0<void> > create ()
-	{
-		return boost::shared_ptr<SimpleSignal0<void> > (new SimpleSignal0<void>);
-	}
-
-private:
-
-	friend class Connection;
-
-	SimpleSignal0 () {}
-
-	void disconnect (boost::shared_ptr<Connection> c)
-	{
-		boost::mutex::scoped_lock lm (_mutex);
-		_slots.erase (c);
-	}
-};    
-
-template <typename R, typename A1, typename C = OptionalLastValue<R> >
-class SimpleSignal1 : public SignalBase
-{
-public:
-
-	typedef boost::function<R(A1)> slot_function_type;
-	typedef boost::optional<R> result_type;
-private:
-
-
-	typedef std::map<boost::shared_ptr<Connection>, slot_function_type> Slots;
-	Slots _slots;
-
-public:
-
-
-	boost::shared_ptr<Connection> connect (slot_function_type f)
-	{
-		boost::shared_ptr<Connection> c (new Connection (shared_from_this ()));
-		boost::mutex::scoped_lock lm (_mutex);
-		_slots[c] = f;
-		return c;
-	}
-
-	typename C::result_type emit (A1 a1)
-	{
-		Slots s;
-		{
-			boost::mutex::scoped_lock lm (_mutex);
-			s = _slots;
-		}
-		std::list<R> r;
-		for (typename Slots::iterator i = s.begin(); i != s.end(); ++i) {
-
-			bool still_there = false;
-			{
-				boost::mutex::scoped_lock lm (_mutex);
-				still_there = _slots.find (i->first) != _slots.end ();
-			}
-
-			if (still_there) {
-				r.push_back ((i->second)(a1));
-			}
-		}
-		C c;
-		return c (r.begin(), r.end());
-	}
-
-	bool empty () {
-		boost::mutex::scoped_lock lm (_mutex);
-		return _slots.empty ();
-	}
-
-	static boost::shared_ptr<SimpleSignal1<R, A1, C> > create ()
-	{
-		return boost::shared_ptr<SimpleSignal1<R, A1, C> > (new SimpleSignal1<R, A1, C>);
-	}
-
-private:
-
-	friend class Connection;
-
-	SimpleSignal1 () {}
-
-	void disconnect (boost::shared_ptr<Connection> c)
-	{
-		boost::mutex::scoped_lock lm (_mutex);
-		_slots.erase (c);
-	}
-};    
-
-template <typename A1>
-class SimpleSignal1<void, A1> : public SignalBase
-{
-public:
-
-	typedef boost::function<void(A1)> slot_function_type;
-	typedef void result_type;
-private:
-
-
-	typedef std::map<boost::shared_ptr<Connection>, slot_function_type> Slots;
-	Slots _slots;
-
-public:
-
-
-	boost::shared_ptr<Connection> connect (slot_function_type f)
-	{
-		boost::shared_ptr<Connection> c (new Connection (shared_from_this ()));
-		boost::mutex::scoped_lock lm (_mutex);
-		_slots[c] = f;
-		return c;
-	}
-
-	void emit (A1 a1)
-	{
-		Slots s;
-		{
-			boost::mutex::scoped_lock lm (_mutex);
-			s = _slots;
-		}
-		for (typename Slots::iterator i = s.begin(); i != s.end(); ++i) {
-
-			bool still_there = false;
-			{
-				boost::mutex::scoped_lock lm (_mutex);
-				still_there = _slots.find (i->first) != _slots.end ();
-			}
-
-			if (still_there) {
-				(i->second)(a1);
-			}
-		}
-	}
-
-	bool empty () {
-		boost::mutex::scoped_lock lm (_mutex);
-		return _slots.empty ();
-	}
-
-	static boost::shared_ptr<SimpleSignal1<void, A1> > create ()
-	{
-		return boost::shared_ptr<SimpleSignal1<void, A1> > (new SimpleSignal1<void, A1>);
-	}
-
-private:
-
-	friend class Connection;
-
-	SimpleSignal1 () {}
-
-	void disconnect (boost::shared_ptr<Connection> c)
-	{
-		boost::mutex::scoped_lock lm (_mutex);
-		_slots.erase (c);
-	}
-};    
-
-template <typename R, typename A1, typename A2, typename C = OptionalLastValue<R> >
-class SimpleSignal2 : public SignalBase
-{
-public:
-
-	typedef boost::function<R(A1, A2)> slot_function_type;
-	typedef boost::optional<R> result_type;
-private:
-
-
-	typedef std::map<boost::shared_ptr<Connection>, slot_function_type> Slots;
-	Slots _slots;
-
-public:
-
-
-	boost::shared_ptr<Connection> connect (slot_function_type f)
-	{
-		boost::shared_ptr<Connection> c (new Connection (shared_from_this ()));
-		boost::mutex::scoped_lock lm (_mutex);
-		_slots[c] = f;
-		return c;
-	}
-
-	typename C::result_type emit (A1 a1, A2 a2)
-	{
-		Slots s;
-		{
-			boost::mutex::scoped_lock lm (_mutex);
-			s = _slots;
-		}
-		std::list<R> r;
-		for (typename Slots::iterator i = s.begin(); i != s.end(); ++i) {
-
-			bool still_there = false;
-			{
-				boost::mutex::scoped_lock lm (_mutex);
-				still_there = _slots.find (i->first) != _slots.end ();
-			}
-
-			if (still_there) {
-				r.push_back ((i->second)(a1, a2));
-			}
-		}
-		C c;
-		return c (r.begin(), r.end());
-	}
-
-	bool empty () {
-		boost::mutex::scoped_lock lm (_mutex);
-		return _slots.empty ();
-	}
-
-	static boost::shared_ptr<SimpleSignal2<R, A1, A2, C> > create ()
-	{
-		return boost::shared_ptr<SimpleSignal2<R, A1, A2, C> > (new SimpleSignal2<R, A1, A2, C>);
-	}
-
-private:
-
-	friend class Connection;
-
-	SimpleSignal2 () {}
-
-	void disconnect (boost::shared_ptr<Connection> c)
-	{
-		boost::mutex::scoped_lock lm (_mutex);
-		_slots.erase (c);
-	}
-};    
-
-template <typename A1, typename A2>
-class SimpleSignal2<void, A1, A2> : public SignalBase
-{
-public:
-
-	typedef boost::function<void(A1, A2)> slot_function_type;
-	typedef void result_type;
-private:
-
-
-	typedef std::map<boost::shared_ptr<Connection>, slot_function_type> Slots;
-	Slots _slots;
-
-public:
-
-
-	boost::shared_ptr<Connection> connect (slot_function_type f)
-	{
-		boost::shared_ptr<Connection> c (new Connection (shared_from_this ()));
-		boost::mutex::scoped_lock lm (_mutex);
-		_slots[c] = f;
-		return c;
-	}
-
-	void emit (A1 a1, A2 a2)
-	{
-		Slots s;
-		{
-			boost::mutex::scoped_lock lm (_mutex);
-			s = _slots;
-		}
-		for (typename Slots::iterator i = s.begin(); i != s.end(); ++i) {
-
-			bool still_there = false;
-			{
-				boost::mutex::scoped_lock lm (_mutex);
-				still_there = _slots.find (i->first) != _slots.end ();
-			}
-
-			if (still_there) {
-				(i->second)(a1, a2);
-			}
-		}
-	}
-
-	bool empty () {
-		boost::mutex::scoped_lock lm (_mutex);
-		return _slots.empty ();
-	}
-
-	static boost::shared_ptr<SimpleSignal2<void, A1, A2> > create ()
-	{
-		return boost::shared_ptr<SimpleSignal2<void, A1, A2> > (new SimpleSignal2<void, A1, A2>);
-	}
-
-private:
-
-	friend class Connection;
-
-	SimpleSignal2 () {}
-
-	void disconnect (boost::shared_ptr<Connection> c)
-	{
-		boost::mutex::scoped_lock lm (_mutex);
-		_slots.erase (c);
-	}
-};    
-
-template <typename R, typename A1, typename A2, typename A3, typename C = OptionalLastValue<R> >
-class SimpleSignal3 : public SignalBase
-{
-public:
-
-	typedef boost::function<R(A1, A2, A3)> slot_function_type;
-	typedef boost::optional<R> result_type;
-private:
-
-
-	typedef std::map<boost::shared_ptr<Connection>, slot_function_type> Slots;
-	Slots _slots;
-
-public:
-
-
-	boost::shared_ptr<Connection> connect (slot_function_type f)
-	{
-		boost::shared_ptr<Connection> c (new Connection (shared_from_this ()));
-		boost::mutex::scoped_lock lm (_mutex);
-		_slots[c] = f;
-		return c;
-	}
-
-	typename C::result_type emit (A1 a1, A2 a2, A3 a3)
-	{
-		Slots s;
-		{
-			boost::mutex::scoped_lock lm (_mutex);
-			s = _slots;
-		}
-		std::list<R> r;
-		for (typename Slots::iterator i = s.begin(); i != s.end(); ++i) {
-
-			bool still_there = false;
-			{
-				boost::mutex::scoped_lock lm (_mutex);
-				still_there = _slots.find (i->first) != _slots.end ();
-			}
-
-			if (still_there) {
-				r.push_back ((i->second)(a1, a2, a3));
-			}
-		}
-		C c;
-		return c (r.begin(), r.end());
-	}
-
-	bool empty () {
-		boost::mutex::scoped_lock lm (_mutex);
-		return _slots.empty ();
-	}
-
-	static boost::shared_ptr<SimpleSignal3<R, A1, A2, A3, C> > create ()
-	{
-		return boost::shared_ptr<SimpleSignal3<R, A1, A2, A3, C> > (new SimpleSignal3<R, A1, A2, A3, C>);
-	}
-
-private:
-
-	friend class Connection;
-
-	SimpleSignal3 () {}
-
-	void disconnect (boost::shared_ptr<Connection> c)
-	{
-		boost::mutex::scoped_lock lm (_mutex);
-		_slots.erase (c);
-	}
-};    
-
-template <typename A1, typename A2, typename A3>
-class SimpleSignal3<void, A1, A2, A3> : public SignalBase
-{
-public:
-
-	typedef boost::function<void(A1, A2, A3)> slot_function_type;
-	typedef void result_type;
-private:
-
-
-	typedef std::map<boost::shared_ptr<Connection>, slot_function_type> Slots;
-	Slots _slots;
-
-public:
-
-
-	boost::shared_ptr<Connection> connect (slot_function_type f)
-	{
-		boost::shared_ptr<Connection> c (new Connection (shared_from_this ()));
-		boost::mutex::scoped_lock lm (_mutex);
-		_slots[c] = f;
-		return c;
-	}
-
-	void emit (A1 a1, A2 a2, A3 a3)
-	{
-		Slots s;
-		{
-			boost::mutex::scoped_lock lm (_mutex);
-			s = _slots;
-		}
-		for (typename Slots::iterator i = s.begin(); i != s.end(); ++i) {
-
-			bool still_there = false;
-			{
-				boost::mutex::scoped_lock lm (_mutex);
-				still_there = _slots.find (i->first) != _slots.end ();
-			}
-
-			if (still_there) {
-				(i->second)(a1, a2, a3);
-			}
-		}
-	}
-
-	bool empty () {
-		boost::mutex::scoped_lock lm (_mutex);
-		return _slots.empty ();
-	}
-
-	static boost::shared_ptr<SimpleSignal3<void, A1, A2, A3> > create ()
-	{
-		return boost::shared_ptr<SimpleSignal3<void, A1, A2, A3> > (new SimpleSignal3<void, A1, A2, A3>);
-	}
-
-private:
-
-	friend class Connection;
-
-	SimpleSignal3 () {}
-
-	void disconnect (boost::shared_ptr<Connection> c)
-	{
-		boost::mutex::scoped_lock lm (_mutex);
-		_slots.erase (c);
-	}
-};    
-
-template <typename R, typename A1, typename A2, typename A3, typename A4, typename C = OptionalLastValue<R> >
-class SimpleSignal4 : public SignalBase
-{
-public:
-
-	typedef boost::function<R(A1, A2, A3, A4)> slot_function_type;
-	typedef boost::optional<R> result_type;
-private:
-
-
-	typedef std::map<boost::shared_ptr<Connection>, slot_function_type> Slots;
-	Slots _slots;
-
-public:
-
-
-	boost::shared_ptr<Connection> connect (slot_function_type f)
-	{
-		boost::shared_ptr<Connection> c (new Connection (shared_from_this ()));
-		boost::mutex::scoped_lock lm (_mutex);
-		_slots[c] = f;
-		return c;
-	}
-
-	typename C::result_type emit (A1 a1, A2 a2, A3 a3, A4 a4)
-	{
-		Slots s;
-		{
-			boost::mutex::scoped_lock lm (_mutex);
-			s = _slots;
-		}
-		std::list<R> r;
-		for (typename Slots::iterator i = s.begin(); i != s.end(); ++i) {
-
-			bool still_there = false;
-			{
-				boost::mutex::scoped_lock lm (_mutex);
-				still_there = _slots.find (i->first) != _slots.end ();
-			}
-
-			if (still_there) {
-				r.push_back ((i->second)(a1, a2, a3, a4));
-			}
-		}
-		C c;
-		return c (r.begin(), r.end());
-	}
-
-	bool empty () {
-		boost::mutex::scoped_lock lm (_mutex);
-		return _slots.empty ();
-	}
-
-	static boost::shared_ptr<SimpleSignal4<R, A1, A2, A3, A4, C> > create ()
-	{
-		return boost::shared_ptr<SimpleSignal4<R, A1, A2, A3, A4, C> > (new SimpleSignal4<R, A1, A2, A3, A4, C>);
-	}
-
-private:
-
-	friend class Connection;
-
-	SimpleSignal4 () {}
-
-	void disconnect (boost::shared_ptr<Connection> c)
-	{
-		boost::mutex::scoped_lock lm (_mutex);
-		_slots.erase (c);
-	}
-};    
-
-template <typename A1, typename A2, typename A3, typename A4>
-class SimpleSignal4<void, A1, A2, A3, A4> : public SignalBase
-{
-public:
-
-	typedef boost::function<void(A1, A2, A3, A4)> slot_function_type;
-	typedef void result_type;
-private:
-
-
-	typedef std::map<boost::shared_ptr<Connection>, slot_function_type> Slots;
-	Slots _slots;
-
-public:
-
-
-	boost::shared_ptr<Connection> connect (slot_function_type f)
-	{
-		boost::shared_ptr<Connection> c (new Connection (shared_from_this ()));
-		boost::mutex::scoped_lock lm (_mutex);
-		_slots[c] = f;
-		return c;
-	}
-
-	void emit (A1 a1, A2 a2, A3 a3, A4 a4)
-	{
-		Slots s;
-		{
-			boost::mutex::scoped_lock lm (_mutex);
-			s = _slots;
-		}
-		for (typename Slots::iterator i = s.begin(); i != s.end(); ++i) {
-
-			bool still_there = false;
-			{
-				boost::mutex::scoped_lock lm (_mutex);
-				still_there = _slots.find (i->first) != _slots.end ();
-			}
-
-			if (still_there) {
-				(i->second)(a1, a2, a3, a4);
-			}
-		}
-	}
-
-	bool empty () {
-		boost::mutex::scoped_lock lm (_mutex);
-		return _slots.empty ();
-	}
-
-	static boost::shared_ptr<SimpleSignal4<void, A1, A2, A3, A4> > create ()
-	{
-		return boost::shared_ptr<SimpleSignal4<void, A1, A2, A3, A4> > (new SimpleSignal4<void, A1, A2, A3, A4>);
-	}
-
-private:
-
-	friend class Connection;
-
-	SimpleSignal4 () {}
-
-	void disconnect (boost::shared_ptr<Connection> c)
-	{
-		boost::mutex::scoped_lock lm (_mutex);
-		_slots.erase (c);
-	}
-};    
-
-template <typename R, typename A1, typename A2, typename A3, typename A4, typename A5, typename C = OptionalLastValue<R> >
-class SimpleSignal5 : public SignalBase
-{
-public:
-
-	typedef boost::function<R(A1, A2, A3, A4, A5)> slot_function_type;
-	typedef boost::optional<R> result_type;
-private:
-
-
-	typedef std::map<boost::shared_ptr<Connection>, slot_function_type> Slots;
-	Slots _slots;
-
-public:
-
-
-	boost::shared_ptr<Connection> connect (slot_function_type f)
-	{
-		boost::shared_ptr<Connection> c (new Connection (shared_from_this ()));
-		boost::mutex::scoped_lock lm (_mutex);
-		_slots[c] = f;
-		return c;
-	}
-
-	typename C::result_type emit (A1 a1, A2 a2, A3 a3, A4 a4, A5 a5)
-	{
-		Slots s;
-		{
-			boost::mutex::scoped_lock lm (_mutex);
-			s = _slots;
-		}
-		std::list<R> r;
-		for (typename Slots::iterator i = s.begin(); i != s.end(); ++i) {
-
-			bool still_there = false;
-			{
-				boost::mutex::scoped_lock lm (_mutex);
-				still_there = _slots.find (i->first) != _slots.end ();
-			}
-
-			if (still_there) {
-				r.push_back ((i->second)(a1, a2, a3, a4, a5));
-			}
-		}
-		C c;
-		return c (r.begin(), r.end());
-	}
-
-	bool empty () {
-		boost::mutex::scoped_lock lm (_mutex);
-		return _slots.empty ();
-	}
-
-	static boost::shared_ptr<SimpleSignal5<R, A1, A2, A3, A4, A5, C> > create ()
-	{
-		return boost::shared_ptr<SimpleSignal5<R, A1, A2, A3, A4, A5, C> > (new SimpleSignal5<R, A1, A2, A3, A4, A5, C>);
-	}
-
-private:
-
-	friend class Connection;
-
-	SimpleSignal5 () {}
-
-	void disconnect (boost::shared_ptr<Connection> c)
-	{
-		boost::mutex::scoped_lock lm (_mutex);
-		_slots.erase (c);
-	}
-};    
-
-template <typename A1, typename A2, typename A3, typename A4, typename A5>
-class SimpleSignal5<void, A1, A2, A3, A4, A5> : public SignalBase
-{
-public:
-
-	typedef boost::function<void(A1, A2, A3, A4, A5)> slot_function_type;
-	typedef void result_type;
-private:
-
-
-	typedef std::map<boost::shared_ptr<Connection>, slot_function_type> Slots;
-	Slots _slots;
-
-public:
-
-
-	boost::shared_ptr<Connection> connect (slot_function_type f)
-	{
-		boost::shared_ptr<Connection> c (new Connection (shared_from_this ()));
-		boost::mutex::scoped_lock lm (_mutex);
-		_slots[c] = f;
-		return c;
-	}
-
-	void emit (A1 a1, A2 a2, A3 a3, A4 a4, A5 a5)
-	{
-		Slots s;
-		{
-			boost::mutex::scoped_lock lm (_mutex);
-			s = _slots;
-		}
-		for (typename Slots::iterator i = s.begin(); i != s.end(); ++i) {
-
-			bool still_there = false;
-			{
-				boost::mutex::scoped_lock lm (_mutex);
-				still_there = _slots.find (i->first) != _slots.end ();
-			}
-
-			if (still_there) {
-				(i->second)(a1, a2, a3, a4, a5);
-			}
-		}
-	}
-
-	bool empty () {
-		boost::mutex::scoped_lock lm (_mutex);
-		return _slots.empty ();
-	}
-
-	static boost::shared_ptr<SimpleSignal5<void, A1, A2, A3, A4, A5> > create ()
-	{
-		return boost::shared_ptr<SimpleSignal5<void, A1, A2, A3, A4, A5> > (new SimpleSignal5<void, A1, A2, A3, A4, A5>);
-	}
-
-private:
-
-	friend class Connection;
-
-	SimpleSignal5 () {}
-
-	void disconnect (boost::shared_ptr<Connection> c)
-	{
-		boost::mutex::scoped_lock lm (_mutex);
-		_slots.erase (c);
-	}
-};    
-
-}
diff --git a/libs/pbd/wscript b/libs/pbd/wscript
index 60799f0116..641b333a53 100644
--- a/libs/pbd/wscript
+++ b/libs/pbd/wscript
@@ -54,6 +54,10 @@ def configure(conf):
     # autowaf.check_header(conf, 'cxx', 'boost/uuid/uuid.hpp')
 
 def build(bld):
+    
+    # Make signal.h using signal.h.py
+    bld(rule = 'python ${SRC} ${TGT}', source = 'pbd/signal.h.py', target = 'pbd/signal.h')
+
     # Library
     obj = bld(features = 'cxx cxxshlib')
     obj.source = '''