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/* |
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Modifications for FFADO by Pieter Palmers |
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Copied from the jackd/jackdmp sources |
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function names changed in order to avoid naming problems when using this in |
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a jackd backend. |
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Copyright (C) 2001 Paul Davis |
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Copyright (C) 2004-2006 Grame |
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This program is free software; you can redistribute it and/or modify |
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it under the terms of the GNU General Public License as published by |
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the Free Software Foundation; either version 2 of the License, or |
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(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
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*/ |
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#ifndef __THREAD__ |
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#define __THREAD__ |
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#include "../debugmodule/debugmodule.h" |
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#include "Atomic.h" |
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#include <pthread.h> |
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namespace Util |
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{ |
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/*! |
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\brief The base class for runnable objects, that have an <B> Init </B> and <B> Execute </B> method to be called in a thread. |
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*/ |
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class RunnableInterface |
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{ |
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public: |
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RunnableInterface() |
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{} |
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virtual ~RunnableInterface() |
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{} |
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virtual bool Init() /*! Called once when the thread is started */ |
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{ |
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return true; |
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} |
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virtual bool Execute() = 0; /*! Must be implemented by subclasses */ |
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}; |
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/*! |
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\brief The thread base class. |
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*/ |
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class Thread |
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{ |
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protected: |
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RunnableInterface* fRunnable; |
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public: |
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Thread(RunnableInterface* runnable): fRunnable(runnable) |
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{} |
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virtual ~Thread() |
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{} |
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virtual int Start() = 0; |
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virtual int Kill() = 0; |
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virtual int Stop() = 0; |
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virtual int AcquireRealTime() = 0; |
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virtual int AcquireRealTime(int priority) = 0; |
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virtual int DropRealTime() = 0; |
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virtual void SetParams(UInt64 period, UInt64 computation, UInt64 constraint) // Empty implementation, will only make sense on OSX... |
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{} |
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virtual pthread_t GetThreadID() = 0; |
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virtual void setVerboseLevel(int l) |
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{setDebugLevel(l);}; |
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protected: |
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DECLARE_DEBUG_MODULE; |
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}; |
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} // end of namespace |
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#endif |
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