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Implement the 'CONFIG_SINGLETHREAD' and 'CONFIG_MULTITHREAD' configuration modes. (CVS 5234)

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FossilOrigin-Name: 5059644c4bc5f6679afd939e0bc26080f42a9918
This commit is contained in:
danielk1977
2008-06-18 17:09:10 +00:00
parent a2baf3a2e5
commit 59f8c08ecc
24 changed files with 296 additions and 133 deletions
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10
src/os.c
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@@ -13,7 +13,7 @@
** This file contains OS interface code that is common to all
** architectures.
**
** $Id: os.c,v 1.113 2008/06/15 02:51:48 drh Exp $
** $Id: os.c,v 1.114 2008/06/18 17:09:10 danielk1977 Exp $
*/
#define _SQLITE_OS_C_ 1
#include "sqliteInt.h"
@@ -207,7 +207,7 @@ sqlite3_vfs *sqlite3_vfs_find(const char *zVfs){
if( rc ) return 0;
#endif
#ifndef SQLITE_MUTEX_NOOP
mutex = sqlite3_mutex_alloc(SQLITE_MUTEX_STATIC_MASTER);
mutex = sqlite3MutexAlloc(SQLITE_MUTEX_STATIC_MASTER);
#endif
sqlite3_vfs *pVfs = 0;
static int isInit = 0;
@@ -228,7 +228,7 @@ sqlite3_vfs *sqlite3_vfs_find(const char *zVfs){
** Unlink a VFS from the linked list
*/
static void vfsUnlink(sqlite3_vfs *pVfs){
assert( sqlite3_mutex_held(sqlite3_mutex_alloc(SQLITE_MUTEX_STATIC_MASTER)) );
assert( sqlite3_mutex_held(sqlite3MutexAlloc(SQLITE_MUTEX_STATIC_MASTER)) );
if( pVfs==0 ){
/* No-op */
}else if( vfsList==pVfs ){
@@ -258,7 +258,7 @@ int sqlite3_vfs_register(sqlite3_vfs *pVfs, int makeDflt){
if( rc ) return rc;
#endif
#ifndef SQLITE_MUTEX_NOOP
mutex = sqlite3_mutex_alloc(SQLITE_MUTEX_STATIC_MASTER);
mutex = sqlite3MutexAlloc(SQLITE_MUTEX_STATIC_MASTER);
#endif
sqlite3_vfs_find(0); /* Make sure we are initialized */
sqlite3_mutex_enter(mutex);
@@ -280,7 +280,7 @@ int sqlite3_vfs_register(sqlite3_vfs *pVfs, int makeDflt){
*/
int sqlite3_vfs_unregister(sqlite3_vfs *pVfs){
#ifndef SQLITE_MUTEX_NOOP
sqlite3_mutex *mutex = sqlite3_mutex_alloc(SQLITE_MUTEX_STATIC_MASTER);
sqlite3_mutex *mutex = sqlite3MutexAlloc(SQLITE_MUTEX_STATIC_MASTER);
#endif
sqlite3_mutex_enter(mutex);
vfsUnlink(pVfs);