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      1 /*
      2  * CDDL HEADER START
      3  *
      4  * The contents of this file are subject to the terms of the
      5  * Common Development and Distribution License (the "License").
      6  * You may not use this file except in compliance with the License.
      7  *
      8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
      9  * or http://www.opensolaris.org/os/licensing.
     10  * See the License for the specific language governing permissions
     11  * and limitations under the License.
     12  *
     13  * When distributing Covered Code, include this CDDL HEADER in each
     14  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
     15  * If applicable, add the following below this CDDL HEADER, with the
     16  * fields enclosed by brackets "[]" replaced with your own identifying
     17  * information: Portions Copyright [yyyy] [name of copyright owner]
     18  *
     19  * CDDL HEADER END
     20  */
     21 
     22 /*
     23  * Copyright 2006 Sun Microsystems, Inc.  All rights reserved.
     24  * Use is subject to license terms.
     25  */
     26 
     27 #ifndef	_THREAD_POOL_H_
     28 #define	_THREAD_POOL_H_
     29 
     30 #pragma ident	"%Z%%M%	%I%	%E% SMI"
     31 
     32 #include <sys/types.h>
     33 #include <thread.h>
     34 #include <pthread.h>
     35 
     36 #ifdef	__cplusplus
     37 extern "C" {
     38 #endif
     39 
     40 typedef	struct tpool tpool_t;	/* opaque thread pool descriptor */
     41 
     42 #if defined(__STDC__)
     43 
     44 extern	tpool_t	*tpool_create(uint_t min_threads, uint_t max_threads,
     45 			uint_t linger, pthread_attr_t *attr);
     46 extern	int	tpool_dispatch(tpool_t *tpool,
     47 			void (*func)(void *), void *arg);
     48 extern	void	tpool_destroy(tpool_t *tpool);
     49 extern	void	tpool_abandon(tpool_t *tpool);
     50 extern	void	tpool_wait(tpool_t *tpool);
     51 extern	void	tpool_suspend(tpool_t *tpool);
     52 extern	int	tpool_suspended(tpool_t *tpool);
     53 extern	void	tpool_resume(tpool_t *tpool);
     54 extern	int	tpool_member(tpool_t *tpool);
     55 
     56 #else	/* Non ANSI */
     57 
     58 extern	tpool_t	*tpool_create();
     59 extern	int	tpool_dispatch();
     60 extern	void	tpool_destroy();
     61 extern	void	tpool_abandon();
     62 extern	void	tpool_wait();
     63 extern	void	tpool_suspend();
     64 extern	int	tpool_suspended();
     65 extern	void	tpool_resume();
     66 extern	int	tpool_member();
     67 
     68 #endif	/* __STDC__ */
     69 
     70 #ifdef	__cplusplus
     71 }
     72 #endif
     73 
     74 #endif	/* _THREAD_POOL_H_ */
     75