Many hyperlinks are disabled.
Use anonymous login
to enable hyperlinks.
Overview
| Comment: | Fix a bug in sqliteRealloc() that only occurs if there is memory corruption and debugging is enabled. Ticket #421. (CVS 1086) |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
eebc82b77dbf35a18d2eae47336038d4 |
| User & Date: | drh 2003-08-26 11:29:08 |
Context
|
2003-08-26
| ||
| 11:35 | Try to work around a bug in VC++ by only passing unsigned characters to the isspace() routine. Bug reported on the mailing list. (CVS 1087) check-in: cbe32216 user: drh tags: trunk | |
| 11:29 | Fix a bug in sqliteRealloc() that only occurs if there is memory corruption and debugging is enabled. Ticket #421. (CVS 1086) check-in: eebc82b7 user: drh tags: trunk | |
| 11:25 | If the database filename is an empty string, open a temporary file to hold the database. Ticket #432. (CVS 1085) check-in: da53369f user: drh tags: trunk | |
Changes
Changes to src/util.c.
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
...
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
|
** ************************************************************************* ** Utility functions used throughout sqlite. ** ** This file contains functions for allocating memory, comparing ** strings, and stuff like that. ** ** $Id: util.c,v 1.66 2003/07/30 12:34:12 drh Exp $ */ #include "sqliteInt.h" #include <stdarg.h> #include <ctype.h> /* ** If malloc() ever fails, this global variable gets set to 1. ................................................................................ if( n==0 ){ sqliteFree_(oldP,zFile,line); return 0; } oldPi = oldP; oldPi -= N_GUARD+1; if( oldPi[0]!=0xdead1122 ){ fprintf(stderr,"Low-end memory corruption in realloc at 0x%x\n", (int)p); return 0; } oldN = oldPi[N_GUARD]; oldK = (oldN+sizeof(int)-1)/sizeof(int); for(i=0; i<N_GUARD; i++){ if( oldPi[oldK+N_GUARD+1+i]!=0xdead3344 ){ fprintf(stderr,"High-end memory corruption in realloc at 0x%x\n", (int)p); return 0; } } k = (n + sizeof(int) - 1)/sizeof(int); pi = malloc( (k+N_GUARD*2+1)*sizeof(int) ); if( pi==0 ){ sqlite_malloc_failed++; |
|
|
|
>
|
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
...
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
|
** ************************************************************************* ** Utility functions used throughout sqlite. ** ** This file contains functions for allocating memory, comparing ** strings, and stuff like that. ** ** $Id: util.c,v 1.67 2003/08/26 11:29:08 drh Exp $ */ #include "sqliteInt.h" #include <stdarg.h> #include <ctype.h> /* ** If malloc() ever fails, this global variable gets set to 1. ................................................................................ if( n==0 ){ sqliteFree_(oldP,zFile,line); return 0; } oldPi = oldP; oldPi -= N_GUARD+1; if( oldPi[0]!=0xdead1122 ){ fprintf(stderr,"Low-end memory corruption in realloc at 0x%x\n", (int)oldP); return 0; } oldN = oldPi[N_GUARD]; oldK = (oldN+sizeof(int)-1)/sizeof(int); for(i=0; i<N_GUARD; i++){ if( oldPi[oldK+N_GUARD+1+i]!=0xdead3344 ){ fprintf(stderr,"High-end memory corruption in realloc at 0x%x\n", (int)oldP); return 0; } } k = (n + sizeof(int) - 1)/sizeof(int); pi = malloc( (k+N_GUARD*2+1)*sizeof(int) ); if( pi==0 ){ sqlite_malloc_failed++; |