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Overview
| Comment: | Update the crash-test VFS in test6.c to pass-through the shared-memory methods to the real underlying VFS. This fixes the walcrash.test script. |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
ea09ff37911376505e8262ee98412249 |
| User & Date: | drh 2010-05-03 16:36:56 |
Context
|
2010-05-03
| ||
| 17:18 | Fix a couple of errors in WAL code that can occur in an OOM situation. (check-in: 9d3f3736 user: dan tags: trunk) | |
| 16:36 | Update the crash-test VFS in test6.c to pass-through the shared-memory methods to the real underlying VFS. This fixes the walcrash.test script. (check-in: ea09ff37 user: drh tags: trunk) | |
| 16:30 | Change the VFS definition so that all methods take a VFS object pointer as their first parameter. (check-in: 43b5b07f user: drh tags: trunk) | |
Changes
Changes to src/test6.c.
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sqlite3_vfs *pVfs = (sqlite3_vfs *)pCfVfs->pAppData;
return pVfs->xSleep(pVfs, nMicro);
}
static int cfCurrentTime(sqlite3_vfs *pCfVfs, double *pTimeOut){
sqlite3_vfs *pVfs = (sqlite3_vfs *)pCfVfs->pAppData;
return pVfs->xCurrentTime(pVfs, pTimeOut);
}
static int processDevSymArgs(
Tcl_Interp *interp,
int objc,
Tcl_Obj *CONST objv[],
int *piDeviceChar,
int *piSectorSize
................................................................................
void * clientData,
Tcl_Interp *interp,
int objc,
Tcl_Obj *CONST objv[]
){
int isEnable;
static sqlite3_vfs crashVfs = {
1, /* iVersion */
0, /* szOsFile */
0, /* mxPathname */
0, /* pNext */
"crash", /* zName */
0, /* pAppData */
cfOpen, /* xOpen */
................................................................................
cfDlOpen, /* xDlOpen */
cfDlError, /* xDlError */
cfDlSym, /* xDlSym */
cfDlClose, /* xDlClose */
cfRandomness, /* xRandomness */
cfSleep, /* xSleep */
cfCurrentTime, /* xCurrentTime */
};
if( objc!=2 ){
Tcl_WrongNumArgs(interp, 1, objv, "ENABLE");
return TCL_ERROR;
}
................................................................................
}
if( crashVfs.pAppData==0 ){
sqlite3_vfs *pOriginalVfs = sqlite3_vfs_find(0);
crashVfs.mxPathname = pOriginalVfs->mxPathname;
crashVfs.pAppData = (void *)pOriginalVfs;
crashVfs.szOsFile = sizeof(CrashFile) + pOriginalVfs->szOsFile;
sqlite3_vfs_register(&crashVfs, 0);
}else{
crashVfs.pAppData = 0;
sqlite3_vfs_unregister(&crashVfs);
}
return TCL_OK;
|
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sqlite3_vfs *pVfs = (sqlite3_vfs *)pCfVfs->pAppData;
return pVfs->xSleep(pVfs, nMicro);
}
static int cfCurrentTime(sqlite3_vfs *pCfVfs, double *pTimeOut){
sqlite3_vfs *pVfs = (sqlite3_vfs *)pCfVfs->pAppData;
return pVfs->xCurrentTime(pVfs, pTimeOut);
}
static int cfShmOpen(sqlite3_vfs *pCfVfs, const char *zName, sqlite3_shm **pp){
sqlite3_vfs *pVfs = (sqlite3_vfs *)pCfVfs->pAppData;
return pVfs->xShmOpen(pVfs, zName, pp);
}
static int cfShmSize(sqlite3_vfs *pCfVfs, sqlite3_shm *p,
int reqSize, int *pNew){
sqlite3_vfs *pVfs = (sqlite3_vfs *)pCfVfs->pAppData;
return pVfs->xShmSize(pVfs, p, reqSize, pNew);
}
static int cfShmGet(sqlite3_vfs *pCfVfs, sqlite3_shm *p,
int reqSize, int *pSize, void **pp){
sqlite3_vfs *pVfs = (sqlite3_vfs *)pCfVfs->pAppData;
return pVfs->xShmGet(pVfs, p, reqSize, pSize, pp);
}
static int cfShmRelease(sqlite3_vfs *pCfVfs, sqlite3_shm *p){
sqlite3_vfs *pVfs = (sqlite3_vfs *)pCfVfs->pAppData;
return pVfs->xShmRelease(pVfs, p);
}
static int cfShmLock(sqlite3_vfs *pCfVfs, sqlite3_shm *p,
int desiredLock, int *gotLock){
sqlite3_vfs *pVfs = (sqlite3_vfs *)pCfVfs->pAppData;
return pVfs->xShmLock(pVfs, p, desiredLock, gotLock);
}
static int cfShmClose(sqlite3_vfs *pCfVfs, sqlite3_shm *p, int delFlag){
sqlite3_vfs *pVfs = (sqlite3_vfs *)pCfVfs->pAppData;
return pVfs->xShmClose(pVfs, p, delFlag);
}
static int processDevSymArgs(
Tcl_Interp *interp,
int objc,
Tcl_Obj *CONST objv[],
int *piDeviceChar,
int *piSectorSize
................................................................................
void * clientData,
Tcl_Interp *interp,
int objc,
Tcl_Obj *CONST objv[]
){
int isEnable;
static sqlite3_vfs crashVfs = {
2, /* iVersion */
0, /* szOsFile */
0, /* mxPathname */
0, /* pNext */
"crash", /* zName */
0, /* pAppData */
cfOpen, /* xOpen */
................................................................................
cfDlOpen, /* xDlOpen */
cfDlError, /* xDlError */
cfDlSym, /* xDlSym */
cfDlClose, /* xDlClose */
cfRandomness, /* xRandomness */
cfSleep, /* xSleep */
cfCurrentTime, /* xCurrentTime */
0, /* xGetlastError */
cfShmOpen, /* xShmOpen */
cfShmSize, /* xShmSize */
cfShmGet, /* xShmGet */
cfShmRelease, /* xShmRelease */
cfShmLock, /* xShmLock */
cfShmClose, /* xShmClose */
0, /* xRename */
0, /* xCurrentTimeInt64 */
};
if( objc!=2 ){
Tcl_WrongNumArgs(interp, 1, objv, "ENABLE");
return TCL_ERROR;
}
................................................................................
}
if( crashVfs.pAppData==0 ){
sqlite3_vfs *pOriginalVfs = sqlite3_vfs_find(0);
crashVfs.mxPathname = pOriginalVfs->mxPathname;
crashVfs.pAppData = (void *)pOriginalVfs;
crashVfs.szOsFile = sizeof(CrashFile) + pOriginalVfs->szOsFile;
if( pOriginalVfs->iVersion<2 || pOriginalVfs->xShmOpen==0 ){
crashVfs.xShmOpen = 0;
}else{
crashVfs.xShmOpen = cfShmOpen;
}
sqlite3_vfs_register(&crashVfs, 0);
}else{
crashVfs.pAppData = 0;
sqlite3_vfs_unregister(&crashVfs);
}
return TCL_OK;
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