Many hyperlinks are disabled.
Use anonymous login
to enable hyperlinks.
Overview
| Comment: | Fix another uninitialized Mem.xDel problem. (CVS 1672) |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
cb4e242e83ba111c5da1f9662fda5a89 |
| User & Date: | drh 2004-06-22 22:54:23 |
Context
|
2004-06-23
| ||
| 00:23 | Add a comment to the output buffer allocation in sqlite3VdbeMemTranslate() (CVS 1673) check-in: e2f7f182 user: danielk1977 tags: trunk | |
|
2004-06-22
| ||
| 22:54 | Fix another uninitialized Mem.xDel problem. (CVS 1672) check-in: cb4e242e user: drh tags: trunk | |
| 22:04 | Be careful to initialize the Mem.xDel field to zero for static Mems. (CVS 1671) check-in: e17ea666 user: drh tags: trunk | |
Changes
Changes to src/vdbe.c.
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
....
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
|
** ** Various scripts scan this source file in order to generate HTML ** documentation, headers files, or other derived files. The formatting ** of the code in this file is, therefore, important. See other comments ** in this file for details. If in doubt, do not deviate from existing ** commenting and indentation practices when changing or adding code. ** ** $Id: vdbe.c,v 1.387 2004/06/22 17:59:56 drh Exp $ */ #include "sqliteInt.h" #include "os.h" #include <ctype.h> #include "vdbeInt.h" /* ................................................................................ }else{ ctx.pVdbeFunc = (VdbeFunc*)pOp->p3; ctx.pFunc = ctx.pVdbeFunc->pFunc; } ctx.s.flags = MEM_Null; ctx.s.z = 0; ctx.isError = 0; ctx.isStep = 0; if( ctx.pFunc->needCollSeq ){ assert( pOp>p->aOp ); assert( pOp[-1].p3type==P3_COLLSEQ ); assert( pOp[-1].opcode==OP_CollSeq ); ctx.pColl = (CollSeq *)pOp[-1].p3; |
|
>
|
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
....
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
|
** ** Various scripts scan this source file in order to generate HTML ** documentation, headers files, or other derived files. The formatting ** of the code in this file is, therefore, important. See other comments ** in this file for details. If in doubt, do not deviate from existing ** commenting and indentation practices when changing or adding code. ** ** $Id: vdbe.c,v 1.388 2004/06/22 22:54:23 drh Exp $ */ #include "sqliteInt.h" #include "os.h" #include <ctype.h> #include "vdbeInt.h" /* ................................................................................ }else{ ctx.pVdbeFunc = (VdbeFunc*)pOp->p3; ctx.pFunc = ctx.pVdbeFunc->pFunc; } ctx.s.flags = MEM_Null; ctx.s.z = 0; ctx.s.xDel = 0; ctx.isError = 0; ctx.isStep = 0; if( ctx.pFunc->needCollSeq ){ assert( pOp>p->aOp ); assert( pOp[-1].p3type==P3_COLLSEQ ); assert( pOp[-1].opcode==OP_CollSeq ); ctx.pColl = (CollSeq *)pOp[-1].p3; |
Changes to src/vdbemem.c.
572
573
574
575
576
577
578
579
580
581
582
583
584
585
...
588
589
590
591
592
593
594
595
596
597
598
599
600
601
|
int x = pMem->flags & (MEM_Static|MEM_Dyn|MEM_Ephem|MEM_Short);
assert( x!=0 ); /* Strings must define a string subtype */
assert( (x & (x-1))==0 ); /* Only one string subtype can be defined */
assert( pMem->z!=0 ); /* Strings must have a value */
/* Mem.z points to Mem.zShort iff the subtype is MEM_Short */
assert( (pMem->flags & MEM_Short)==0 || pMem->z==pMem->zShort );
assert( (pMem->flags & MEM_Short)!=0 || pMem->z!=pMem->zShort );
if( (flags & MEM_Str) ){
assert( pMem->enc==SQLITE_UTF8 ||
pMem->enc==SQLITE_UTF16BE ||
pMem->enc==SQLITE_UTF16LE
);
/* If the string is UTF-8 encoded and nul terminated, then pMem->n
................................................................................
if( pMem->enc==SQLITE_UTF8 && (flags & MEM_Term) ){
assert( strlen(pMem->z)==pMem->n );
}
}
}else{
/* Cannot define a string subtype for non-string objects */
assert( (pMem->flags & (MEM_Static|MEM_Dyn|MEM_Ephem|MEM_Short))==0 );
}
/* MEM_Null excludes all other types */
assert( (pMem->flags&(MEM_Str|MEM_Int|MEM_Real|MEM_Blob))==0
|| (pMem->flags&MEM_Null)==0 );
}
#endif
|
>
>
>
|
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
...
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
|
int x = pMem->flags & (MEM_Static|MEM_Dyn|MEM_Ephem|MEM_Short);
assert( x!=0 ); /* Strings must define a string subtype */
assert( (x & (x-1))==0 ); /* Only one string subtype can be defined */
assert( pMem->z!=0 ); /* Strings must have a value */
/* Mem.z points to Mem.zShort iff the subtype is MEM_Short */
assert( (pMem->flags & MEM_Short)==0 || pMem->z==pMem->zShort );
assert( (pMem->flags & MEM_Short)!=0 || pMem->z!=pMem->zShort );
/* No destructor unless there is MEM_Dyn */
assert( pMem->xDel==0 || (pMem->flags & MEM_Dyn)!=0 );
if( (flags & MEM_Str) ){
assert( pMem->enc==SQLITE_UTF8 ||
pMem->enc==SQLITE_UTF16BE ||
pMem->enc==SQLITE_UTF16LE
);
/* If the string is UTF-8 encoded and nul terminated, then pMem->n
................................................................................
if( pMem->enc==SQLITE_UTF8 && (flags & MEM_Term) ){
assert( strlen(pMem->z)==pMem->n );
}
}
}else{
/* Cannot define a string subtype for non-string objects */
assert( (pMem->flags & (MEM_Static|MEM_Dyn|MEM_Ephem|MEM_Short))==0 );
assert( pMem->xDel==0 );
}
/* MEM_Null excludes all other types */
assert( (pMem->flags&(MEM_Str|MEM_Int|MEM_Real|MEM_Blob))==0
|| (pMem->flags&MEM_Null)==0 );
}
#endif
|