cb15f35f3b
Change the name ZERO_DAMAGE to the more descriptive POWERSAFE_OVERWRITE.
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The query parameter used to control this device characteristic is now "psow".
FossilOrigin-Name: 6191c5e45175f5c6040e891843b0725a929d6dd7
2011-12-23 01:04:17 +00:00
8bbaa89d8d
Add SQLITE_IOCAP_ZERO_DAMAGE and enable it for both unix and windows. Use
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this device characteristic to reduce the required work in journaling.
A side effect is that this changes the default page exists back to 1024
even with the use of statvfs().
FossilOrigin-Name: a0be6ea464695fdf1eaf2b7cf0652778617814f2
2011-12-17 19:49:02 +00:00
422faae0ae
Change the way the "crash" VFS (test6.c) handles SQLITE_FCNTL_SIZE_HINT.
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FossilOrigin-Name: 40dd8a60be0ca79e0d0bf3a2b5a43f13c02b4971
2011-08-23 19:46:02 +00:00
67e10d1fd3
Have the "crash" VFS used by the tcl tests (test6.c) handle SQLITE_FCNTL_SIZE_HINT internally, instead of passing it directly through to the underlying VFS. This is important if the crash VFS is simulating non-default device characteristics such as SQLITE_DEVCAP_SEQUENTIAL or ATOMIC.
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FossilOrigin-Name: fac8bc8f3450a6ce74c9250acb0608e940ffb54d
2011-08-23 16:41:06 +00:00
e11fedc589
Change the name of the xShmClose VFS method to xShmUnmap, everywhere.
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FossilOrigin-Name: c2d27cf51d33e6f38bab37008d39074051f75274
2010-07-14 00:14:30 +00:00
da9fe0c327
Changes so that the xShmOpen VFS method is no longer required. Its job can be done by the first call to xShmMap. Rename xShmClose to xShmUnmap.
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FossilOrigin-Name: f4780bde62c6c19146d2723c101540b8db898d38
2010-07-13 18:44:03 +00:00
ebffe41eaf
Fix warning in test fixture code.
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FossilOrigin-Name: 0bfcf3bcd77acab48344dde87cecb01e877f1a19
2010-07-08 16:22:51 +00:00
2667be5e3f
Remove the unused xRename() method from the sqlite3_vfs object.
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Add better documentation on the xCurrentTimeInt64() method.
FossilOrigin-Name: 51ec0e5432dd6849b83a3d969a018482eb3bb083
2010-07-03 17:13:31 +00:00
6b017cc6d4
Move the xShmMap method to in between xShmLock and xShmBarrier, since it seems
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to fit in there logically.
FossilOrigin-Name: 58dfd83d8b7905391e2a06bb918ffa209c6de6b5
2010-06-14 18:01:46 +00:00
188019153d
Remove xShmGet/Size/Release from the sqlite3_vfs structure. Change the name of xShmPage to xShmMap. Remove some code that is now unused from os_unix.c and some of the test VFS implementations.
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FossilOrigin-Name: fc0cabc15c97dde6a852b4f07df6d30f1d2c04bc
2010-06-14 14:07:50 +00:00
067f3165d8
Add the xShmPage method to the "crash" vfs in test6.c.
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FossilOrigin-Name: 1008f536440840da7d56c01ec147a25295fd1fd4
2010-06-14 10:30:12 +00:00
73b64e4d2e
Initial code for incremental checkpoint in WAL mode. This check-in compiles
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on unix and runs as long as you do not engage WAL mode. WAL mode crashes and
burns. Consider this check-in a baseline implementation for getting the new
capability up and running.
FossilOrigin-Name: ef3ba7a17ff90674d702e5694b9e792851ab6998
2010-05-30 19:55:15 +00:00
286a288493
Add a new xShmBarrier method to the VFS - a shared-memory fence operation.
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Implement the same in both unix and win32. Use it to make the WAL subsystem
more robust.
FossilOrigin-Name: 1bd011c9fed5ef29fb616b4d0a52df3b82221b1f
2010-05-20 23:51:06 +00:00
5939f44375
Mark the shared-memory in the WAL implementation as volatile.
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FossilOrigin-Name: 0a6787908e989bd5e6af25acbdc59ebc8fa61d6d
2010-05-18 13:27:12 +00:00
d9e5c4f6ed
Refactoring the VFS-SHM methods used by WAL. This version compiles and
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runs non-WAL test cases but crashes and burns on wal.test.
FossilOrigin-Name: 2b00152c1ac0b3735aa6cfab61259ff04d81c701
2010-05-12 18:01:39 +00:00
4c846bb148
Update the crash-test VFS in test6.c to pass-through the shared-memory
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methods to the real underlying VFS. This fixes the walcrash.test script.
FossilOrigin-Name: ea09ff37911376505e8262ee9841224995b696f2
2010-05-03 16:36:55 +00:00
af75c8695b
Add the xShmRelease() method to the VFS. The os_unix.c implementation of
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the shared memory logic is still non-functional.
FossilOrigin-Name: ed715b47c5f7657fbf901805981867898054b14d
2010-04-27 11:49:27 +00:00
f2424c521b
Begin moving WAL-specific I/O into the VFS. This checkin contains VFS
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infrastructure but it is untested and is not yet hooked up to the WAL.
The version number is bumped to 3.7.0 because of the VFS extension.
FossilOrigin-Name: f5e615c28c7035a7e6d896790b51cf9bc7371d5f
2010-04-26 00:04:55 +00:00
c81c11f62c
Remove the obsolete "$Id:$" RCS identifier strings from the source code.
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FossilOrigin-Name: f6c045f649036958078cb15cd9d5453680c82b0c
2009-11-10 01:30:52 +00:00
d6846d75ca
Fix the crashtest infrastructure so that it doesn't trigger the "don't write to the locking region" assert in os_unix.c. (CVS 6281)
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FossilOrigin-Name: b7fd4615cd41179484bd44d2f4bd7aef04977911
2009-02-11 14:27:04 +00:00
2d42c2b247
Prevent code in test6.c from reading the 512 byte locking region (the PENDING_BYTE page) of a database file. Doing so triggers an assert failure in os_unix.c. (CVS 6276)
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FossilOrigin-Name: 2a6a43169220fab5a15a786e2a464b90cb893179
2009-02-10 14:28:57 +00:00
a0fc72967e
Add a vfs backend that detects problems like the one addressed by (6043) and (6047). (CVS 6049)
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FossilOrigin-Name: 49172e487610268662c39fc4038032779a41c47f
2008-12-20 18:33:59 +00:00
ec1724e888
Fix compiler warnings in where.c and in the TCL test harness. (CVS 5994)
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FossilOrigin-Name: 680755dbf01e20569b87068b1515b144903c566e
2008-12-09 01:32:03 +00:00
17b90b5316
Remove the xGetTempname() method from the vfs structure. Temp files are now opened by passing a NULL pointer as the filename to xOpen(). (CVS 5190)
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FossilOrigin-Name: 5173b3e816c7eb711cd21a9068bbafb9ebb7cff1
2008-06-06 11:11:25 +00:00
861f74563d
Modify the signatures of the sqlite3_vfs.xAccess and sqlite3_vfs.xCheckReservedLock functions. (CVS 5188)
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FossilOrigin-Name: 4226ac54beea1b58de8ab7b9d768d999f50438a6
2008-06-05 11:39:11 +00:00
822a51628f
Add more version tags to files that lack them. Ticket #3120 . (CVS 5137)
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FossilOrigin-Name: 81a8c70ed7a86abf286706fdbc251f31c9c53382
2008-05-16 04:51:54 +00:00
2fa1868fb6
Add a new api sqlite3_randomness() for providing access to SQLite's
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internal PRNG. Add sqlite3_test_control() verbs for controlling the PRNG. (CVS 4882)
FossilOrigin-Name: 15110ea02768bfe977a57eccd6b941a36ebd6b32
2008-03-19 14:15:34 +00:00
bf2609781b
Move the test (sqlite3_simulate_device) functionality out of the main code and into a test vfs. (CVS 4737)
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FossilOrigin-Name: 17e7bd6c3f507ffc6b56f54ae8c70730e8246f39
2008-01-22 11:50:13 +00:00
a98d7b4797
Add a test (and fix) for possible corruption if malloc() fails during a CREATE INDEX statement, the application continues with the transaction, then crashes. (CVS 4725)
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FossilOrigin-Name: 65245d9904db19568d5092926b27f0c193c9ef0b
2008-01-18 13:42:54 +00:00
a018dc777b
Change to the crash simulator to give better diagnostics in case it
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runs out of memory while using the mem3.c allocator. (CVS 4632)
FossilOrigin-Name: 0d5747dbad97bf09cf9050e44efbcf5d6b812fbd
2007-12-14 17:22:23 +00:00
adfb9b0501
Add a parameter to specify the size of the output buffer passed to xGetTempname() and xFullPathname(). This, and the previous commit, are changes to the public vfs API introduced in 3.5.0. (CVS 4433)
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FossilOrigin-Name: 8b29f5fbfc723cdf67cf3410cd01f7c17ea39a4b
2007-09-17 07:02:56 +00:00
76ee37f9bb
Change the names of xGetTempName and sqlite3OsGetTempName to xGetTempname. To be consistent with xFullPathname and sqlite3OsFullPathname. (CVS 4432)
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FossilOrigin-Name: ad3687b16e9420d8bbaa3a645aaf803813b36061
2007-09-17 06:06:39 +00:00
ca0c89715e
Fix a problem handling a malloc() failure in printf.c. Also some other things to improve test coverage. (CVS 4361)
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FossilOrigin-Name: 595bfe72f053bc6ecb58bb9044a4cdc53d30b404
2007-09-01 09:02:53 +00:00
95c8a54c7d
Fix for registration of non-default vfs objects. (CVS 4360)
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FossilOrigin-Name: 5f48fb95c26a713b3259ee49fd444108030376dc
2007-09-01 06:51:27 +00:00
9e33c2c108
Remove the xLockState method for sqlite3_io_methods. Replace it with
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a defined call to xFileControl(). This simplifies the interface and
also gives us coverage testing of sqlite3_file_control(). (CVS 4355)
FossilOrigin-Name: 306586c412b87c6d12bac796641517afa3f9eb6a
2007-08-31 18:34:59 +00:00
cc6bb3eaeb
Initial implementation of the sqlite3_file_control() interface.
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Compiles and passes all historical tests but the new method is itself
untested. (CVS 4353)
FossilOrigin-Name: d3ab3e3911f10b17d0859a34f4f007c790a0cd82
2007-08-31 16:11:35 +00:00
0e87b70100
Make the test_async backend work again. (CVS 4293)
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FossilOrigin-Name: 04167483aad42d319393e8caf470d8de11e468d8
2007-08-25 12:29:30 +00:00
1cc8c448b5
Remove nRef and vfsMutex from the sqlite3_vfs structure. Omit the
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sqlite3_vfs_release() interface. Less memory allocated for a pager
in the common case where the size of the pathname is less than MAX_PATH. (CVS 4287)
FossilOrigin-Name: b8451da378179d43f25d9a014480c0f13dd1dc37
2007-08-24 16:08:29 +00:00
f55b899824
Add tests to simulate power-failure on devices that support IOCAP_SEQUENTIAL or IOCAP_SAFE_APPEND. (CVS 4284)
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FossilOrigin-Name: bdf5cb8d25d93d48220ce46acad2ccf967a87843
2007-08-24 08:15:53 +00:00
153c62c461
The win32 driver compiles but does not yet work well. Many bugs
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fixed. (CVS 4282)
FossilOrigin-Name: 3a68fcddfa9184e4b310ce0a21312c54b9462ec8
2007-08-24 03:51:33 +00:00
f8940aefb6
Add some further tests and a bugfix for the atomic-write optimization. (CVS 4276)
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FossilOrigin-Name: 5f0fb894f44069c4aa9b8dba62b4d8a262c991de
2007-08-23 11:07:10 +00:00
2ca0f86354
Add some tests for the atomic-write optimization. (CVS 4275)
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FossilOrigin-Name: e2cc7b4a3476a733b2701546f6b4ec9abc18152b
2007-08-23 08:06:44 +00:00
4a50aac564
Improvements to memory leak detection. The --backtrace=NNN option is now
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recognized by tester.tcl. Memory leak summaries are automatically written
to the file ./memleak.txt and each leak is tagged with the test in which
it occurred. The quick.test script runs on Linux with no errors and
no leaks. (CVS 4273)
FossilOrigin-Name: 21f6b31097692171c6493e6ca6de6acbd62dc595
2007-08-23 02:47:53 +00:00
f1da17a388
Fix some problems in the crash-test backend. (CVS 4256)
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FossilOrigin-Name: 5bced2392ad77aff0aa1ddea83f2ff9e3ffe28a8
2007-08-21 13:07:46 +00:00
29278e3dbb
Remove unnecessary #includes of "os.h". New mutex implementations. (CVS 4255)
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FossilOrigin-Name: fbbd5bda544ffec4e1b43407b12e546235dc7873
2007-08-21 10:44:15 +00:00
d677b3d688
Work toward multithreading support. Currently crashes quickly on a test. (CVS 4253)
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FossilOrigin-Name: 1315bd8e125602275fb718780f9b2730bd37f6ab
2007-08-20 22:48:41 +00:00
967a4a1c96
Changes to crash-test io backend (test6.c) so that it works with the sqlite3_vfs interface. (CVS 4247)
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FossilOrigin-Name: 40f66ada815fa1043d24c9cd6d898e1797e7044a
2007-08-20 14:23:44 +00:00
b4b47411ab
Begin migration to using sqlite3_vfs interface. (CVS 4240)
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FossilOrigin-Name: af3e3c7acdc67013dd733effebe981620d922dd1
2007-08-17 15:53:36 +00:00
1e5369531e
More work on refactoring of malloc() interfaces. There are still many errors. (CVS 4233)
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FossilOrigin-Name: 77b1671351fe94b0ebc126a63140643deae2aa64
2007-08-16 10:09:01 +00:00
174357527a
Half-way through a major refactoring of the memory allocation.
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I have not even attempted to compile so I am certain there are
countless errors. (CVS 4231)
FossilOrigin-Name: deb7ecd65f7b83eaf0ba610eeef3b0ede61db1c3
2007-08-16 04:30:38 +00:00
