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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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8
src/tokenize.c
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@@ -15,7 +15,7 @@
** individual tokens and sends those tokens one-by-one over to the
** parser for analysis.
**
** $Id: tokenize.c,v 1.156 2009/05/01 21:13:37 drh Exp $
** $Id: tokenize.c,v 1.157 2009/05/27 10:31:29 drh Exp $
*/
#include "sqliteInt.h"
#include <stdlib.h>
@@ -404,7 +404,6 @@ int sqlite3RunParser(Parse *pParse, const char *zSql, char **pzErrMsg){
db->mallocFailed = 1;
return SQLITE_NOMEM;
}
assert( pParse->sLastToken.dyn==0 );
assert( pParse->pNewTable==0 );
assert( pParse->pNewTrigger==0 );
assert( pParse->nVar==0 );
@@ -413,12 +412,9 @@ int sqlite3RunParser(Parse *pParse, const char *zSql, char **pzErrMsg){
assert( pParse->apVarExpr==0 );
enableLookaside = db->lookaside.bEnabled;
if( db->lookaside.pStart ) db->lookaside.bEnabled = 1;
pParse->sLastToken.quoted = 1;
while( !db->mallocFailed && zSql[i]!=0 ){
assert( i>=0 );
pParse->sLastToken.z = (u8*)&zSql[i];
assert( pParse->sLastToken.dyn==0 );
assert( pParse->sLastToken.quoted );
pParse->sLastToken.z = &zSql[i];
pParse->sLastToken.n = sqlite3GetToken((unsigned char*)&zSql[i],&tokenType);
i += pParse->sLastToken.n;
if( i>mxSqlLen ){