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Overview
| Comment: | In the unix-backend, when simulating an I/O error on an unlock operation, still mark the connection as unlocked to avoid a future assert(). (CVS 6401) |
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| Downloads: | Tarball | ZIP archive | SQL archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
fb35cff855e17771caee2a992e7b2b41 |
| User & Date: | drh 2009-03-28 23:23:03 |
Context
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2009-03-28
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| 23:47 | Previous commit ((6401)) did not quite fix the problem. This should work better. (CVS 6402) check-in: 2e7d3cc9 user: drh tags: trunk | |
| 23:23 | In the unix-backend, when simulating an I/O error on an unlock operation, still mark the connection as unlocked to avoid a future assert(). (CVS 6401) check-in: fb35cff8 user: drh tags: trunk | |
| 18:56 | The test_async.c module must pass an unchanging filename to the underlying VFS. (CVS 6400) check-in: d1eeee21 user: drh tags: trunk | |
Changes
Changes to src/os_unix.c.
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** * Definitions of sqlite3_io_methods objects for all locking ** methods plus "finder" functions for each locking method. ** * sqlite3_vfs method implementations. ** * Locking primitives for the proxy uber-locking-method. (MacOSX only) ** * Definitions of sqlite3_vfs objects for all locking methods ** plus implementations of sqlite3_os_init() and sqlite3_os_end(). ** ** $Id: os_unix.c,v 1.245 2009/03/25 01:06:02 drh Exp $ */ #include "sqliteInt.h" #if SQLITE_OS_UNIX /* This file is used on unix only */ /* ** There are various methods for file locking used for concurrency ** control: ................................................................................ pLock->locktype = SHARED_LOCK; }else{ int tErrno = errno; rc = sqliteErrorFromPosixError(tErrno, SQLITE_IOERR_UNLOCK); if( IS_LOCK_ERROR(rc) ){ pFile->lastErrno = tErrno; } goto end_unlock; } } if( locktype==NO_LOCK ){ struct unixOpenCnt *pOpen; /* Decrement the shared lock counter. Release the lock using an ** OS call only when all threads in this same process have released ................................................................................ }else{ int tErrno = errno; rc = sqliteErrorFromPosixError(tErrno, SQLITE_IOERR_UNLOCK); if( IS_LOCK_ERROR(rc) ){ pFile->lastErrno = tErrno; } pLock->cnt = 1; goto end_unlock; } } /* Decrement the count of locks against this same file. When the ** count reaches zero, close any other file descriptors whose close ** was deferred because of outstanding locks. */ |
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** * Definitions of sqlite3_io_methods objects for all locking ** methods plus "finder" functions for each locking method. ** * sqlite3_vfs method implementations. ** * Locking primitives for the proxy uber-locking-method. (MacOSX only) ** * Definitions of sqlite3_vfs objects for all locking methods ** plus implementations of sqlite3_os_init() and sqlite3_os_end(). ** ** $Id: os_unix.c,v 1.246 2009/03/28 23:23:03 drh Exp $ */ #include "sqliteInt.h" #if SQLITE_OS_UNIX /* This file is used on unix only */ /* ** There are various methods for file locking used for concurrency ** control: ................................................................................ pLock->locktype = SHARED_LOCK; }else{ int tErrno = errno; rc = sqliteErrorFromPosixError(tErrno, SQLITE_IOERR_UNLOCK); if( IS_LOCK_ERROR(rc) ){ pFile->lastErrno = tErrno; } goto end_unlock; } } if( locktype==NO_LOCK ){ struct unixOpenCnt *pOpen; /* Decrement the shared lock counter. Release the lock using an ** OS call only when all threads in this same process have released ................................................................................ }else{ int tErrno = errno; rc = sqliteErrorFromPosixError(tErrno, SQLITE_IOERR_UNLOCK); if( IS_LOCK_ERROR(rc) ){ pFile->lastErrno = tErrno; } pLock->cnt = 1; pLock->locktype = locktype; goto end_unlock; } } /* Decrement the count of locks against this same file. When the ** count reaches zero, close any other file descriptors whose close ** was deferred because of outstanding locks. */ |