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Overview
| Comment: | Do not change fields of stale sqlite3 handles. Ticket #1384. (CVS 2626) |
|---|---|
| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: | 7e05b7ca0ce72b1c6125196f4b21bbb6 |
| User & Date: | drh 2005-08-27 01:51:44 |
Context
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2005-08-27
| ||
| 09:07 | Remove GNUmake extensions from the makefile. Ticket #1390. (CVS 2627) check-in: d0691fed user: drh tags: trunk | |
| 01:51 | Do not change fields of stale sqlite3 handles. Ticket #1384. (CVS 2626) check-in: 7e05b7ca user: drh tags: trunk | |
| 01:50 | Widen the opcode column of explain output in the shell. (CVS 2625) check-in: dd3b00aa user: drh tags: trunk | |
Changes
Changes to src/util.c.
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** ************************************************************************* ** Utility functions used throughout sqlite. ** ** This file contains functions for allocating memory, comparing ** strings, and stuff like that. ** ** $Id: util.c,v 1.143 2005/08/20 03:03:04 drh Exp $ */ #include "sqliteInt.h" #include <stdarg.h> #include <ctype.h> #if SQLITE_MEMDEBUG>2 && defined(__GLIBC__) #include <execinfo.h> ................................................................................ ** call to sqlite3_close(db) and db has been deallocated. And we do ** not want to write into deallocated memory. */ int sqlite3SafetyOn(sqlite3 *db){ if( db->magic==SQLITE_MAGIC_OPEN ){ db->magic = SQLITE_MAGIC_BUSY; return 0; }else if( db->magic==SQLITE_MAGIC_BUSY || db->magic==SQLITE_MAGIC_ERROR ){ db->magic = SQLITE_MAGIC_ERROR; db->flags |= SQLITE_Interrupt; } return 1; } /* ................................................................................ ** Return an error (non-zero) if the magic was not SQLITE_MAGIC_BUSY ** when this routine is called. */ int sqlite3SafetyOff(sqlite3 *db){ if( db->magic==SQLITE_MAGIC_BUSY ){ db->magic = SQLITE_MAGIC_OPEN; return 0; }else if( db->magic==SQLITE_MAGIC_OPEN || db->magic==SQLITE_MAGIC_ERROR ){ db->magic = SQLITE_MAGIC_ERROR; db->flags |= SQLITE_Interrupt; } return 1; } /* |
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** ************************************************************************* ** Utility functions used throughout sqlite. ** ** This file contains functions for allocating memory, comparing ** strings, and stuff like that. ** ** $Id: util.c,v 1.144 2005/08/27 01:51:44 drh Exp $ */ #include "sqliteInt.h" #include <stdarg.h> #include <ctype.h> #if SQLITE_MEMDEBUG>2 && defined(__GLIBC__) #include <execinfo.h> ................................................................................ ** call to sqlite3_close(db) and db has been deallocated. And we do ** not want to write into deallocated memory. */ int sqlite3SafetyOn(sqlite3 *db){ if( db->magic==SQLITE_MAGIC_OPEN ){ db->magic = SQLITE_MAGIC_BUSY; return 0; }else if( db->magic==SQLITE_MAGIC_BUSY ){ db->magic = SQLITE_MAGIC_ERROR; db->flags |= SQLITE_Interrupt; } return 1; } /* ................................................................................ ** Return an error (non-zero) if the magic was not SQLITE_MAGIC_BUSY ** when this routine is called. */ int sqlite3SafetyOff(sqlite3 *db){ if( db->magic==SQLITE_MAGIC_BUSY ){ db->magic = SQLITE_MAGIC_OPEN; return 0; }else if( db->magic==SQLITE_MAGIC_OPEN ){ db->magic = SQLITE_MAGIC_ERROR; db->flags |= SQLITE_Interrupt; } return 1; } /* |