/usr/include/BoxLib/WorkQueue.H is in libbox-dev 2.5-5.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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** (c) 1996-2000 The Regents of the University of California (through
** E.O. Lawrence Berkeley National Laboratory), subject to approval by
** the U.S. Department of Energy. Your use of this software is under
** license -- the license agreement is attached and included in the
** directory as license.txt or you may contact Berkeley Lab's Technology
** Transfer Department at TTD@lbl.gov. NOTICE OF U.S. GOVERNMENT RIGHTS.
** The Software was developed under funding from the U.S. Government
** which consequently retains certain rights as follows: the
** U.S. Government has been granted for itself and others acting on its
** behalf a paid-up, nonexclusive, irrevocable, worldwide license in the
** Software to reproduce, prepare derivative works, and perform publicly
** and display publicly. Beginning five (5) years after the date
** permission to assert copyright is obtained from the U.S. Department of
** Energy, and subject to any subsequent five (5) year renewals, the
** U.S. Government is granted for itself and others acting on its behalf
** a paid-up, nonexclusive, irrevocable, worldwide license in the
** Software to reproduce, prepare derivative works, distribute copies to
** the public, perform publicly and display publicly, and to permit
** others to do so.
*/
#ifndef _BL_WORKQUEUE_H_
#define _BL_WORKQUEUE_H_
//
// $Id: WorkQueue.H,v 1.5 2001/11/16 18:19:33 car Exp $
//
#include <Thread.H>
#include <queue>
extern "C" void* WorkQueue_server(void*);
class WorkQueue;
class WorkQueue
{
public:
friend void* WorkQueue_server (void*);
class task;
explicit WorkQueue (int maxthreads_);
virtual ~WorkQueue ();
int max_threads () const;
int num_threads () const;
void add (task* data);
void drain ();
void wait ();
virtual void* server ();
static void Initialize ();
static void Finalize ();
protected:
mutable ConditionVariable cv;
Gate gate;
std::queue<task*> wrkq;
bool quit;
bool eof;
const int maxthreads;
int numthreads;
int idlethreads;
int tasks;
WorkQueue (const WorkQueue&);
WorkQueue& operator= (const WorkQueue&);
};
class WorkQueue::task
{
public:
virtual void run () = 0;
virtual ~task ();
};
namespace BoxLib
{
WorkQueue& theWorkQueue ();
}
#endif /*_BL_WORKQUEUE_H_*/
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