Fossil

** or SQLITE_OK if the statement finishes successfully.
*/
int db_step(Stmt *pStmt){
  int rc;
  rc = sqlite3_step(pStmt->pStmt);
  return rc;
}

/*
** Print warnings if a query is inefficient.
*/
static void db_stats(Stmt *pStmt){
#ifdef FOSSIL_DEBUG
  int c1, c2;
  c1 = sqlite3_stmt_status(pStmt->pStmt, SQLITE_STMTSTATUS_FULLSCAN_STEP, 1);
  c2 = sqlite3_stmt_status(pStmt->pStmt, SQLITE_STMTSTATUS_SORT, 1);
  /* printf("**** steps=%d & sorts=%d in [%s]\n", c1, c2,
     sqlite3_sql(pStmt->pStmt)); */
  if( c1>5 ){
    fossil_warning("%d scan steps in [%s]", c1, sqlite3_sql(pStmt->pStmt));
  }else if( c2 ){
    fossil_warning("sort w/o index in [%s]", sqlite3_sql(pStmt->pStmt));
  }
#endif
}

/*
** Reset or finalize a statement.
*/
int db_reset(Stmt *pStmt){
  int rc;
  db_stats(pStmt);
  rc = sqlite3_reset(pStmt->pStmt);
  db_check_result(rc);
  return rc;
}
int db_finalize(Stmt *pStmt){
  int rc;
  db_stats(pStmt);
  blob_reset(&pStmt->sql);
  rc = sqlite3_finalize(pStmt->pStmt);
  db_check_result(rc);
  pStmt->pStmt = 0;
  if( pStmt->pNext ){
    pStmt->pNext->pPrev = pStmt->pPrev;
  }