home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
Visual Cafe 3
/
Visual Cafe 3.ISO
/
Vcafe
/
Main.bin
/
alloc_cache.h
< prev
next >
Wrap
C/C++ Source or Header
|
1998-09-15
|
1KB
|
54 lines
/*
* @(#)alloc_cache.h 1.5 98/07/01
*
* Copyright 1997, 1998 by Sun Microsystems, Inc.,
* 901 San Antonio Road, Palo Alto, California, 94303, U.S.A.
* All rights reserved.
*
* This software is the confidential and proprietary information
* of Sun Microsystems, Inc. ("Confidential Information"). You
* shall not disclose such Confidential Information and shall use
* it only in accordance with the terms of the license agreement
* you entered into with Sun.
*/
/*
* Per-thread allocation cache
*/
#ifndef _ALLOC_CACHE_H_
#define _ALLOC_CACHE_H_
/* Default cache (refill) size */
#define ALLOC_CACHE_SIZE 1024
/* Default maximum local allocation size, must be less than cache size */
#define ALLOC_LOCAL_SIZE (ALLOC_CACHE_SIZE/4)
/* Default handle cache refill count */
#define ALLOC_HANDLE_COUNT (ALLOC_CACHE_SIZE/8/3)
/*
* Per-thread structure
*/
struct alloc_cache {
volatile char cache_busy;
char cache_pad[3];
long cache_size;
void *cache_tail;
void *cache_handles;
};
/* Cache (refill) size */
extern long allocCacheSize;
/* Allocations smaller than this are attempted from local cache. Use
0 to turn off local allocation. Must be less than cache size. */
extern long allocLocalSize;
/* Cache handle refill count */
extern long allocHandleCount;
/* Callback when thread exits */
extern void allocCacheCleanup(struct alloc_cache *);
#endif /* _ALLOC_CACHE_H */