Drizzled Public API Documentation

ut0wqueue.h

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00001 /*****************************************************************************
00002 
00003 Copyright (C) 2006, 2009, Innobase Oy. All Rights Reserved.
00004 
00005 This program is free software; you can redistribute it and/or modify it under
00006 the terms of the GNU General Public License as published by the Free Software
00007 Foundation; version 2 of the License.
00008 
00009 This program is distributed in the hope that it will be useful, but WITHOUT
00010 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
00011 FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
00012 
00013 You should have received a copy of the GNU General Public License along with
00014 this program; if not, write to the Free Software Foundation, Inc., 51 Franklin
00015 St, Fifth Floor, Boston, MA 02110-1301 USA
00016 
00017 *****************************************************************************/
00018 
00019 /*******************************************************************/
00026 /*******************************************************************/
00032 #pragma once
00033 #ifndef IB_WORK_QUEUE_H
00034 #define IB_WORK_QUEUE_H
00035 
00036 #include "ut0list.h"
00037 #include "mem0mem.h"
00038 #include "os0sync.h"
00039 #include "sync0types.h"
00040 
00041 typedef struct ib_wqueue_struct ib_wqueue_t;
00042 
00043 /****************************************************************/
00046 UNIV_INTERN
00047 ib_wqueue_t*
00048 ib_wqueue_create(void);
00049 /*===================*/
00050 
00051 /****************************************************************/
00053 UNIV_INTERN
00054 void
00055 ib_wqueue_free(
00056 /*===========*/
00057   ib_wqueue_t*  wq);  
00059 /****************************************************************/
00061 UNIV_INTERN
00062 void
00063 ib_wqueue_add(
00064 /*==========*/
00065   ib_wqueue_t*  wq, 
00066   void*   item, 
00067   mem_heap_t* heap);  
00070 /****************************************************************/
00073 UNIV_INTERN
00074 void*
00075 ib_wqueue_wait(
00076 /*===========*/
00077   ib_wqueue_t*  wq);  
00079 /* Work queue. */
00080 struct ib_wqueue_struct {
00081   mutex_t   mutex;  
00082   ib_list_t*  items;  
00083   os_event_t  event;  
00084 };
00085 
00086 #endif