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Added new configuration options to query the low-level malloc interface

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and to provide memory buffers for scratch, page-cache, and heap memory
allocators. (CVS 5231)

FossilOrigin-Name: e36201a352f832c97c5c0fcb872c1f094cac03d2
This commit is contained in:
drh
2008-06-18 13:27:46 +00:00
parent 1a9ed0b27a
commit 335897970c
5 changed files with 119 additions and 22 deletions
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15
src/sqliteInt.h
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@@ -11,7 +11,7 @@
*************************************************************************
** Internal interface definitions for SQLite.
**
** @(#) $Id: sqliteInt.h,v 1.712 2008/06/17 17:21:18 danielk1977 Exp $
** @(#) $Id: sqliteInt.h,v 1.713 2008/06/18 13:27:47 drh Exp $
*/
#ifndef _SQLITEINT_H_
#define _SQLITEINT_H_
@@ -1733,6 +1733,8 @@ typedef struct {
/*
** Structure containing global configuration data for the SQLite library.
**
** This structure also contains some state information.
*/
struct Sqlite3Config {
int bMemstat; /* True to enable memory status */
@@ -1741,9 +1743,14 @@ struct Sqlite3Config {
sqlite3_mem_methods m; /* Low-level memory allocation interface */
sqlite3_mutex_methods mutex; /* Low-level mutex interface */
void *pHeap; /* Heap storage space */
sqlite3_int64 nHeap; /* Size of pHeap[] */
int mnReq, mxReq; /* Min and max memory request sizes */
int nTemp; /* Part of pHeap for temporary allos */
int nHeap; /* Size of pHeap[] */
int mnReq, mxReq; /* Min and max heap requests sizes */
void *pScratch; /* Scratch memory */
int szScratch; /* Size of each scratch buffer */
int nScratch; /* Number of scratch buffers */
void *pPage; /* Page cache memory */
int szPage; /* Size of each page in pPage[] */
int nPage; /* Number of pages in pPage[] */
};
/*