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/* ====================================================================
 * The Apache Software License, Version 1.1
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 * Copyright (c) 2000-2003 The Apache Software Foundation.  All rights
 * reserved.
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 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
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#ifndef APR_QUEUE_H
#define APR_QUEUE_H

#if APR_HAS_THREADS

#include "apu.h"
#include "apr_errno.h"
#include "apr_pools.h"

#ifdef __cplusplus
extern "C" {
#endif /* __cplusplus */

typedef struct apr_queue_t apr_queue_t;

APU_DECLARE(apr_status_t) apr_queue_create(apr_queue_t **queue, 
                                           unsigned int queue_capacity, 
                                           apr_pool_t *a);

APU_DECLARE(apr_status_t) apr_queue_push(apr_queue_t *queue, void *data);

APU_DECLARE(apr_status_t) apr_queue_pop(apr_queue_t *queue, void **data);

APU_DECLARE(apr_status_t) apr_queue_trypush(apr_queue_t *queue, void *data);

APU_DECLARE(apr_status_t) apr_queue_trypop(apr_queue_t *queue, void **data);

APU_DECLARE(unsigned int) apr_queue_size(apr_queue_t *queue);

APU_DECLARE(apr_status_t) apr_queue_interrupt_all(apr_queue_t *queue);

APU_DECLARE(apr_status_t) apr_queue_term(apr_queue_t *queue);

#ifdef __cplusplus
}
#endif

#endif /* APR_HAS_THREADS */

#endif /* APRQUEUE_H */

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