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Bug fixes. (CVS 306)

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FossilOrigin-Name: 84997fda33fd6ce93b821d3da3a7251cf60e06ec
This commit is contained in:
drh
2001-11-09 13:41:09 +00:00
parent 487ab3ca18
commit ce927065c2
5 changed files with 33 additions and 27 deletions
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35
src/tclsqlite.c
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@@ -11,7 +11,7 @@
*************************************************************************
** A TCL Interface to SQLite
**
** $Id: tclsqlite.c,v 1.27 2001/10/22 02:58:10 drh Exp $
** $Id: tclsqlite.c,v 1.28 2001/11/09 13:41:10 drh Exp $
*/
#ifndef NO_TCL /* Omit this whole file if TCL is unavailable */
@@ -19,6 +19,7 @@
#include "tcl.h"
#include <stdlib.h>
#include <string.h>
#include <assert.h>
/*
** If TCL uses UTF-8 and SQLite is configured to use iso8859, then we
@@ -50,7 +51,7 @@ struct CallbackData {
Tcl_Interp *interp; /* The TCL interpreter */
char *zArray; /* The array into which data is written */
Tcl_Obj *pCode; /* The code to execute for each row */
int once; /* Set only for the first invocation of callback */
int once; /* Set for first callback only */
int tcl_rc; /* Return code from TCL script */
int nColName; /* Number of entries in the azColName[] array */
char **azColName; /* Column names translated to UTF-8 */
@@ -74,26 +75,29 @@ static int DbEvalCallback(
int i, rc;
Tcl_DString dCol;
Tcl_DStringInit(&dCol);
if( azCol==0 || (cbData->once && cbData->zArray[0]) ){
Tcl_SetVar2(cbData->interp, cbData->zArray, "*", "", 0);
if( azCol ){
cbData->azColName = malloc( nCol*sizeof(char*) );
if( cbData->azColName==0 ){ return 1; }
if( cbData->azColName==0 ){
assert( cbData->once );
cbData->once = 0;
if( cbData->zArray[0] ){
Tcl_SetVar2(cbData->interp, cbData->zArray, "*", "", 0);
}
cbData->azColName = malloc( nCol*sizeof(char*) );
if( cbData->azColName==0 ){ return 1; }
cbData->nColName = nCol;
for(i=0; i<nCol; i++){
Tcl_ExternalToUtfDString(NULL, azN[i], -1, &dCol);
if( azCol ){
cbData->azColName[i] = malloc( Tcl_DStringLength(&dCol) + 1);
if( cbData->azColName[i] ){
strcpy(cbData->azColName[i], Tcl_DStringValue(&dCol));
}
cbData->azColName[i] = malloc( Tcl_DStringLength(&dCol) + 1 );
if( cbData->azColName[i] ){
strcpy(cbData->azColName[i], Tcl_DStringValue(&dCol));
}else{
return 1;
}
if( cbData->zArray[0] ){
Tcl_SetVar2(cbData->interp, cbData->zArray, "*",
Tcl_DStringValue(&dCol), TCL_LIST_ELEMENT|TCL_APPEND_VALUE);
}
Tcl_SetVar2(cbData->interp, cbData->zArray, "*", Tcl_DStringValue(&dCol),
TCL_LIST_ELEMENT|TCL_APPEND_VALUE);
Tcl_DStringFree(&dCol);
}
cbData->once = 0;
}
if( azCol!=0 ){
if( cbData->zArray[0] ){
@@ -414,6 +418,7 @@ static int DbObjCmd(void *cd, Tcl_Interp *interp, int objc,Tcl_Obj *const*objv){
if( cbData.azColName[i] ) free(cbData.azColName[i]);
}
free(cbData.azColName);
cbData.azColName = 0;
}
#endif
return rc;