ThreadContext.h

//-*-C++-*-
/***************************************************************************
 *
 *   Copyright (C) 2007 by Willem van Straten
 *   Licensed under the Academic Free License version 2.1
 *
 ***************************************************************************/
 
// psrchive/Util/genutil/ThreadContext.h
 
#ifndef __ThreadContext_h
#define __ThreadContext_h

class ThreadContext {
 
public:

  ThreadContext ();

  ~ThreadContext ();

  void lock ();

  void unlock ();

  void wait ();

  void signal ();

  void broadcast ();

  class Lock;
 
protected:
 
  void* cond;
  void* mutex;
 
};


class ThreadContext::Lock {
 
public:

  Lock (ThreadContext* t) { if (t) t->lock(); context = t; }

  ~Lock () { if (context) context->unlock(); }
 
protected:

  ThreadContext* context;
 
};
 
#endif // !defined(__ThreadContext_h)