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Modify the Tcl interface to use sqlite3_prepare_v2(). (CVS 4542)

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FossilOrigin-Name: 7bb00c7df672cb8988121f30e3bbdea9ad951603
This commit is contained in:
danielk1977
2007-11-13 10:30:24 +00:00
parent 65d3c13cad
commit 8e556520e9
9 changed files with 161 additions and 71 deletions
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24
src/vdbeapi.c
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@@ -386,14 +386,34 @@ int sqlite3_step(sqlite3_stmt *pStmt){
int cnt = 0;
int rc;
Vdbe *v = (Vdbe*)pStmt;
sqlite3_mutex_enter(v->db->mutex);
sqlite3 *db = v->db;
sqlite3_mutex_enter(db->mutex);
while( (rc = sqlite3Step(v))==SQLITE_SCHEMA
&& cnt++ < 5
&& sqlite3Reprepare(v) ){
sqlite3_reset(pStmt);
v->expired = 0;
}
sqlite3_mutex_leave(v->db->mutex);
if( rc==SQLITE_SCHEMA && v->zSql && db->pErr ){
/* This case occurs after failing to recompile an sql statement.
** The error message from the SQL compiler has already been loaded
** into the database handle. This block copies the error message
** from the database handle into the statement and sets the statement
** program counter to 0 to ensure that when the statement is
** finalized or reset the parser error message is available via
** sqlite3_errmsg() and sqlite3_errcode().
*/
const char *zErr = (const char *)sqlite3_value_text(db->pErr);
sqlite3_free(v->zErrMsg);
if( !db->mallocFailed ){
v->zErrMsg = sqlite3DbStrDup(db, zErr);
} else {
v->zErrMsg = 0;
v->rc = SQLITE_NOMEM;
}
}
rc = sqlite3ApiExit(db, rc);
sqlite3_mutex_leave(db->mutex);
return rc;
}
#endif