SQLite

Check-in [f5d9a8061a]
Login

Many hyperlinks are disabled.
Use anonymous login to enable hyperlinks.

Overview
Comment:Fix memory leaks in Tcl user function interface. (CVS 2464)
Downloads: Tarball | ZIP archive
Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: f5d9a8061a6d650f207669b121243abb8dd28be2
User & Date: danielk1977 2005-05-20 09:40:56.000
Context
2005-05-20
19:36
Comment changes in vdbeapi.c (CVS 2465) (check-in: ab7805fb2f user: drh tags: trunk)
09:40
Fix memory leaks in Tcl user function interface. (CVS 2464) (check-in: f5d9a8061a user: danielk1977 tags: trunk)
2005-05-19
08:43
Always use a more specific type (P3_FUNCDEF) instead of P3_POINTER as the P3 type of a vdbe instruction. (CVS 2463) (check-in: 79a41674be user: danielk1977 tags: trunk)
Changes
Unified Diff Ignore Whitespace Patch
Changes to src/tclsqlite.c. 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21

/*
** 2001 September 15
**
** The author disclaims copyright to this source code.  In place of
** a legal notice, here is a blessing:
**
**    May you do good and not evil.
**    May you find forgiveness for yourself and forgive others.
**    May you share freely, never taking more than you give.
**
*************************************************************************
** A TCL Interface to SQLite
**
** $Id: tclsqlite.c,v 1.124 2005/05/05 10:30:30 drh Exp $
*/
#ifndef NO_TCL     /* Omit this whole file if TCL is unavailable */

#include "sqliteInt.h"
#include "hash.h"
#include "tcl.h"
#include <stdlib.h>














|








1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21

/*
** 2001 September 15
**
** The author disclaims copyright to this source code.  In place of
** a legal notice, here is a blessing:
**
**    May you do good and not evil.
**    May you find forgiveness for yourself and forgive others.
**    May you share freely, never taking more than you give.
**
*************************************************************************
** A TCL Interface to SQLite
**
** $Id: tclsqlite.c,v 1.125 2005/05/20 09:40:56 danielk1977 Exp $
*/
#ifndef NO_TCL     /* Omit this whole file if TCL is unavailable */

#include "sqliteInt.h"
#include "hash.h"
#include "tcl.h"
#include <stdlib.h>
︙︙
269
270
271
272
273
274
275


276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306

      Tcl_DStringAppendElement(&cmd, "");
    }else{
      Tcl_DStringAppendElement(&cmd, sqlite3_value_text(argv[i]));
    }
  }
  rc = Tcl_EvalEx(p->interp, Tcl_DStringValue(&cmd), Tcl_DStringLength(&cmd),
                  TCL_EVAL_DIRECT);


  if( rc && rc!=TCL_RETURN ){
    sqlite3_result_error(context, Tcl_GetStringResult(p->interp), -1); 
  }else{
    Tcl_Obj *pVar = Tcl_GetObjResult(p->interp);
    int n;
    u8 *data;
    char *zType = pVar->typePtr ? pVar->typePtr->name : "";
    char c = zType[0];
    if( c=='b' && strcmp(zType,"bytearray")==0 ){
      data = Tcl_GetByteArrayFromObj(pVar, &n);
      sqlite3_result_blob(context, data, n, SQLITE_TRANSIENT);
      Tcl_IncrRefCount(pVar);
    }else if( (c=='b' && strcmp(zType,"boolean")==0) ||
          (c=='i' && strcmp(zType,"int")==0) ){
      Tcl_GetIntFromObj(0, pVar, &n);
      sqlite3_result_int(context, n);
    }else if( c=='d' && strcmp(zType,"double")==0 ){
      double r;
      Tcl_GetDoubleFromObj(0, pVar, &r);
      sqlite3_result_double(context, r);
    }else{
      data = Tcl_GetStringFromObj(pVar, &n);
      sqlite3_result_text(context, data, n, SQLITE_TRANSIENT);
      Tcl_IncrRefCount(pVar);
    }
  }
}

#ifndef SQLITE_OMIT_AUTHORIZATION
/*
** This is the authentication function.  It appends the authentication








>
>











<











<








269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288

289
290
291
292
293
294
295
296
297
298
299

300
301
302
303
304
305
306

      Tcl_DStringAppendElement(&cmd, "");
    }else{
      Tcl_DStringAppendElement(&cmd, sqlite3_value_text(argv[i]));
    }
  }
  rc = Tcl_EvalEx(p->interp, Tcl_DStringValue(&cmd), Tcl_DStringLength(&cmd),
                  TCL_EVAL_DIRECT);
  Tcl_DStringFree(&cmd);

  if( rc && rc!=TCL_RETURN ){
    sqlite3_result_error(context, Tcl_GetStringResult(p->interp), -1); 
  }else{
    Tcl_Obj *pVar = Tcl_GetObjResult(p->interp);
    int n;
    u8 *data;
    char *zType = pVar->typePtr ? pVar->typePtr->name : "";
    char c = zType[0];
    if( c=='b' && strcmp(zType,"bytearray")==0 ){
      data = Tcl_GetByteArrayFromObj(pVar, &n);
      sqlite3_result_blob(context, data, n, SQLITE_TRANSIENT);

    }else if( (c=='b' && strcmp(zType,"boolean")==0) ||
          (c=='i' && strcmp(zType,"int")==0) ){
      Tcl_GetIntFromObj(0, pVar, &n);
      sqlite3_result_int(context, n);
    }else if( c=='d' && strcmp(zType,"double")==0 ){
      double r;
      Tcl_GetDoubleFromObj(0, pVar, &r);
      sqlite3_result_double(context, r);
    }else{
      data = Tcl_GetStringFromObj(pVar, &n);
      sqlite3_result_text(context, data, n, SQLITE_TRANSIENT);

    }
  }
}

#ifndef SQLITE_OMIT_AUTHORIZATION
/*
** This is the authentication function.  It appends the authentication
︙︙