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If a virtual table xSync() returns an error message, copy it into a buffer allocated by sqlite3DbMalloc() before transfering it to Vdbe.zErrMsg.

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FossilOrigin-Name: 854ba3049005adf033e07e6740a36e63f2a56758
This commit is contained in:
dan
2013-08-21 17:35:48 +00:00
parent 13c77bf86b
commit 016f7811f2
6 changed files with 40 additions and 40 deletions
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9
src/vtab.c
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@@ -810,10 +810,9 @@ static void callFinaliser(sqlite3 *db, int offset){
** array. Return the error code for the first error that occurs, or
** SQLITE_OK if all xSync operations are successful.
**
** Set *pzErrmsg to point to a buffer that should be released using
** sqlite3DbFree() containing an error message, if one is available.
** If an error message is available, leave it in p->zErrMsg.
*/
int sqlite3VtabSync(sqlite3 *db, char **pzErrmsg){
int sqlite3VtabSync(sqlite3 *db, Vdbe *p){
int i;
int rc = SQLITE_OK;
VTable **aVTrans = db->aVTrans;
@@ -824,9 +823,7 @@ int sqlite3VtabSync(sqlite3 *db, char **pzErrmsg){
sqlite3_vtab *pVtab = aVTrans[i]->pVtab;
if( pVtab && (x = pVtab->pModule->xSync)!=0 ){
rc = x(pVtab);
sqlite3DbFree(db, *pzErrmsg);
*pzErrmsg = pVtab->zErrMsg;
pVtab->zErrMsg = 0;
sqlite3VtabImportErrmsg(p, pVtab);
}
}
db->aVTrans = aVTrans;