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Overview
Comment: | Do not change fields of stale sqlite3 handles. Ticket #1384. (CVS 2626) |
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Downloads: | Tarball | ZIP archive |
Timelines: | family | ancestors | descendants | both | trunk |
Files: | files | file ages | folders |
SHA1: |
7e05b7ca0ce72b1c6125196f4b21bbb6 |
User & Date: | drh 2005-08-27 01:51:44.000 |
Context
2005-08-27
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09:07 | Remove GNUmake extensions from the makefile. Ticket #1390. (CVS 2627) (check-in: d0691fed43 user: drh tags: trunk) | |
01:51 | Do not change fields of stale sqlite3 handles. Ticket #1384. (CVS 2626) (check-in: 7e05b7ca0c user: drh tags: trunk) | |
01:50 | Widen the opcode column of explain output in the shell. (CVS 2625) (check-in: dd3b00aa0b user: drh tags: trunk) | |
Changes
Changes to src/util.c.
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10 11 12 13 14 15 16 | ** ************************************************************************* ** Utility functions used throughout sqlite. ** ** This file contains functions for allocating memory, comparing ** strings, and stuff like that. ** | | | 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 | ** ************************************************************************* ** 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> |
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744 745 746 747 748 749 750 | ** 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; | | | | 744 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 761 762 763 764 765 766 767 768 769 770 771 772 773 774 | ** 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; } /* ** Change the magic from SQLITE_MAGIC_BUSY to SQLITE_MAGIC_OPEN. ** 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; } /* |
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