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/*

 * Copyright © 2012 Intel Corporation

 *

 * Permission is hereby granted, free of charge, to any person obtaining a

 * copy of this software and associated documentation files (the "Software"),

 * to deal in the Software without restriction, including without limitation

 * the rights to use, copy, modify, merge, publish, distribute, sublicense,

 * and/or sell copies of the Software, and to permit persons to whom the

 * Software is furnished to do so, subject to the following conditions:

 *

 * The above copyright notice and this permission notice (including the next

 * paragraph) shall be included in all copies or substantial portions of the

 * Software.

 *

 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL

 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING

 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS

 * IN THE SOFTWARE.

 */

#ifndef _THREADPOOL_H_

#define _THREADPOOL_H_

#define MAXTHREADS 1

struct threadpool {

    pthread_mutex_t m;

    pthread_cond_t new_work;

    pthread_t thread;

    struct threadpool_task *workqueue;

    BOOL shutdown;

};

typedef void (*threadpool_task_func)(void *data);

struct threadpool_task {

    threadpool_task_func work;

    void *data;

    struct threadpool_task *next;

    pthread_cond_t finish;

    BOOL finished;

};

struct threadpool *_mesa_threadpool_create(void);

void _mesa_threadpool_destroy(struct threadpool *pool);

struct threadpool_task *_mesa_threadpool_queue_task(struct threadpool *pool,

                                                    threadpool_task_func func,

                                                    void *data);

void _mesa_threadpool_wait_for_task(struct threadpool *pool,

                                    struct threadpool_task **task);

#endif