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Overview
| Comment: | Bug fix: Sometimes NULL results were not being passed as nulls to the callback function. (CVS 312) |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: | 94ce8282360d4a0dd2032564aae06f0f1902cb5b |
| User & Date: | drh 2001-11-13 19:35:15 |
Context
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2001-11-13
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| 19:36 | Bug fix: Be sure to sends NULLs to the callback when the column value is NULL. (CVS 313) check-in: 207a57ad user: drh tags: trunk | |
| 19:35 | Bug fix: Sometimes NULL results were not being passed as nulls to the callback function. (CVS 312) check-in: 94ce8282 user: drh tags: trunk | |
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2001-11-12
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| 14:00 | Version 2.1.0 (CVS 461) check-in: 56d8390e user: drh tags: trunk | |
Changes
Changes to src/vdbe.c.
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** type to the other occurs as necessary. ** ** Most of the code in this file is taken up by the sqliteVdbeExec() ** function which does the work of interpreting a VDBE program. ** But other routines are also provided to help in building up ** a program instruction by instruction. ** ** $Id: vdbe.c,v 1.99 2001/11/12 13:51:43 drh Exp $ */ #include "sqliteInt.h" #include <ctype.h> /* ** The following global variable is incremented every time a cursor ** moves, either by the OP_MoveTo or the OP_Next opcode. The test ................................................................................ */ case OP_Callback: { int i = p->tos - pOp->p1 + 1; int j; VERIFY( if( i<0 ) goto not_enough_stack; ) VERIFY( if( NeedStack(p, p->tos+2) ) goto no_mem; ) for(j=i; j<=p->tos; j++){ if( (aStack[j].flags & STK_Null)==0 ){ if( Stringify(p, j) ) goto no_mem; } } zStack[p->tos+1] = 0; if( xCallback!=0 ){ if( p->iOffset>0 ){ p->iOffset--; |
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** type to the other occurs as necessary. ** ** Most of the code in this file is taken up by the sqliteVdbeExec() ** function which does the work of interpreting a VDBE program. ** But other routines are also provided to help in building up ** a program instruction by instruction. ** ** $Id: vdbe.c,v 1.100 2001/11/13 19:35:15 drh Exp $ */ #include "sqliteInt.h" #include <ctype.h> /* ** The following global variable is incremented every time a cursor ** moves, either by the OP_MoveTo or the OP_Next opcode. The test ................................................................................ */ case OP_Callback: { int i = p->tos - pOp->p1 + 1; int j; VERIFY( if( i<0 ) goto not_enough_stack; ) VERIFY( if( NeedStack(p, p->tos+2) ) goto no_mem; ) for(j=i; j<=p->tos; j++){ if( aStack[j].flags & STK_Null ){ zStack[j] = 0; }else{ if( Stringify(p, j) ) goto no_mem; } } zStack[p->tos+1] = 0; if( xCallback!=0 ){ if( p->iOffset>0 ){ p->iOffset--; |