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Additional updates to the symbol resolver and expression tree walker to

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facilitate test coverage. (CVS 6764)

FossilOrigin-Name: a49c2d4befcc33dd98543fe7b4d4f0bae56f1a90
This commit is contained in:
drh
2009-06-15 23:15:59 +00:00
parent 0b3bf92417
commit f7828b5cd6
4 changed files with 20 additions and 22 deletions
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8
src/walker.c
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@@ -12,7 +12,7 @@
** This file contains routines used for walking the parser tree for
** an SQL statement.
**
** $Id: walker.c,v 1.6 2009/05/28 01:00:55 drh Exp $
** $Id: walker.c,v 1.7 2009/06/15 23:15:59 drh Exp $
*/
#include "sqliteInt.h"
#include <stdlib.h>
@@ -62,14 +62,14 @@ int sqlite3WalkExpr(Walker *pWalker, Expr *pExpr){
** an abort request is seen.
*/
int sqlite3WalkExprList(Walker *pWalker, ExprList *p){
int i, rc = WRC_Continue;
int i;
struct ExprList_item *pItem;
if( p ){
for(i=p->nExpr, pItem=p->a; i>0; i--, pItem++){
if( sqlite3WalkExpr(pWalker, pItem->pExpr) ) return WRC_Abort;
}
}
return rc & WRC_Continue;
return WRC_Continue;
}
/*
@@ -102,7 +102,7 @@ int sqlite3WalkSelectFrom(Walker *pWalker, Select *p){
struct SrcList_item *pItem;
pSrc = p->pSrc;
if( pSrc ){
if( ALWAYS(pSrc) ){
for(i=pSrc->nSrc, pItem=pSrc->a; i>0; i--, pItem++){
if( sqlite3WalkSelect(pWalker, pItem->pSelect) ){
return WRC_Abort;