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Simplifications to the Expr object: Remove Expr.span completely and convert

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Expr.token into a char* Expr.zToken.  Also simplify the Token object by
removing the Token.dyn and Token.quoted fields. (CVS 6681)

FossilOrigin-Name: 7cb1c3ba0759539cb035978fdaff6316775986f3
This commit is contained in:
drh
2009-05-27 10:31:29 +00:00
parent 38a2c01b09
commit b7916a78ff
24 changed files with 813 additions and 810 deletions
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5
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 1.4 2009/04/08 13:51:52 drh Exp $
** $Id: walker.c,v 1.5 2009/05/27 10:31:29 drh Exp $
*/
#include "sqliteInt.h"
#include <stdlib.h>
@@ -42,11 +42,10 @@ int sqlite3WalkExpr(Walker *pWalker, Expr *pExpr){
int rc;
if( pExpr==0 ) return WRC_Continue;
testcase( ExprHasProperty(pExpr, EP_TokenOnly) );
testcase( ExprHasProperty(pExpr, EP_SpanToken) );
testcase( ExprHasProperty(pExpr, EP_Reduced) );
rc = pWalker->xExprCallback(pWalker, pExpr);
if( rc==WRC_Continue
&& !ExprHasAnyProperty(pExpr,EP_TokenOnly|EP_SpanToken) ){
&& !ExprHasAnyProperty(pExpr,EP_TokenOnly) ){
if( sqlite3WalkExpr(pWalker, pExpr->pLeft) ) return WRC_Abort;
if( sqlite3WalkExpr(pWalker, pExpr->pRight) ) return WRC_Abort;
if( ExprHasProperty(pExpr, EP_xIsSelect) ){