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18893 Commits

Author SHA1 Message Date
dan
a48b020ddd Avoid running a couple of tests in crash8.test that depend on the presence of 
the journal file if running on an F2FS file-system that does not require a
journal file.

FossilOrigin-Name: 797e02e0ee703ab0fd53e26ba5c96ac7429b8022522bec201423718d508acf24
 2018-03-06 11:46:34 +00:00
drh
5f9d192de9 Improvements to the memdb VFS. 
FossilOrigin-Name: a14fed69d0d4932fc6c71cf8acc5199cca4efbd10bca563a8e86038d6afd5c64
 2018-03-06 04:01:08 +00:00
drh
bcdb28dff3 Merge the walIteratorInit() fix from trunk. 
FossilOrigin-Name: 6399e101d5f6b8582640e0d90783e56042eaa1600db3bd02f8df5e7b01ac1cab
 2018-03-06 02:00:20 +00:00
drh
49cc2f3b9c Fix walIteratorInit() so that it always leaves the iterator as a NULL pointer 
if an OOM occurs.  This fixes an assertion fault introduced by 
check-in [044b0b65e716bff].

FossilOrigin-Name: e5ce256aa1f7a8ae995b79c9da895827bee5d8d0724fc15413ff203dc9e2602d
 2018-03-05 23:23:28 +00:00
drh
8d43d8443d Merge the session fix from trunk. 
FossilOrigin-Name: 6274cf1f397d36be9e9b65b1935a776c834e4512e0e89f82c132efd4d1e8ef82
 2018-03-05 21:19:57 +00:00
dan
6344edda80 Fix another crash in the sessions module triggered by malformed input. 
FossilOrigin-Name: 7e70c9b86af557e86152748ddf1da467e62817b35df1da0d7d3b67941b198897
 2018-03-05 21:17:20 +00:00
drh
ad7fd5d096 Improved command-line help for the -A option on the CLI. 
FossilOrigin-Name: d937ac181c5c78b9e5068db4ff1dab6becdba8c22cd27a3cfa0d4c12da1ec7ad
 2018-03-05 20:21:50 +00:00
drh
93b7731485 A new way of doing archive commands on the command-line for the CLI. The -A 
option means that everything that follows is a ".archive" command, including
any suffix on the -A option.

FossilOrigin-Name: 9d8081fabc491ba75d26ea81b3548bd10aeeb3334b0ad1462d7ab656c8d7c35e
 2018-03-05 20:20:22 +00:00
drh
da57d9676a In the CLI, add a new command-line option "--archive" (also "--ar") that 
passes all subsequent arguments to the ".archive" command.

FossilOrigin-Name: a5c4d30af1271dea2d322b0679fe963bbd0d5db6bba8904caf5e30e510d01832
 2018-03-05 19:34:05 +00:00
drh
f111203287 Merge session fixes from trunk. 
FossilOrigin-Name: 99c02aeecf47bfa5be5ce38a7ec20818ea0f9fb960b136184e1cb6f8fb8b70e5
 2018-03-05 18:20:35 +00:00
dan
9c42626e43 In sqlite3_checker, wrap the call to "SELECT checkfreelist()" in a 
transaction.

FossilOrigin-Name: 02906e55d73ea3521ad1e6807cffed5c759147f7b2d89efc4add984e53e3ad49
 2018-03-02 20:00:42 +00:00
dan
f0cb61d6c2 In a checkpoint, figure out if it is possible to checkpoint any frames at all 
before creating the wal-iterator.

FossilOrigin-Name: 044b0b65e716bffeddedbd1b0360c4c332f6d2359167c1d327a5ff96539474cb
 2018-03-02 16:52:47 +00:00
dan
302ce47519 Optimize the obscure case of running a checkpoint against a very large wal 
file for which a large percentage of the frames have already been checkpointed.

FossilOrigin-Name: 0f5057dffa9be1bccab04894709d25bf1f066c4b1aef50d67ee635d46d300a4d
 2018-03-02 15:42:20 +00:00
drh
b2194cea4e Allow the zSchema argument to sqlite3_serialize() to be NULL to mean the 
main database.

FossilOrigin-Name: 5b01b9914fb612ceece34f40d45c7eb97c3504fc5a0a5ff0e67120bdee67f6ee
 2018-03-01 22:18:26 +00:00
mistachkin
5e9825ecc4 Typo fixes in comments. No changes to code. 
FossilOrigin-Name: 1293d4f64f322ee57510bdff497c54e0be2c9205217e1fd96887bba1f36bec40
 2018-03-01 18:09:02 +00:00
dan
e341ec699f Fix further crashes in sqlite3changeset_apply() caused by corrupt changeset 
blobs.

FossilOrigin-Name: 2c01c72e357296d761493aac47329f15d87afcada2b39606fc018af0e0011bb5
 2018-03-01 15:20:33 +00:00
drh
2825e4ebb1 Merge the latest enhancements from trunk. 
FossilOrigin-Name: c8083de14b54fba1071385f8530d03d5684efd4963fde0f83ddc53ae3118a75b
 2018-03-01 13:44:40 +00:00
dan
dd8a4af8e7 Fix some crashes in the sqlite3changeset_apply() function that could be caused 
by corrupt changeset blobs.

FossilOrigin-Name: 745a9a7fef0f28a57ea3f44899058993f6ecdedda52c81a09a4a9ce09c9004d6
 2018-03-01 12:05:51 +00:00
drh
bda30ce4d8 Enhance the sessions documentation to show the methods of the various objects. 
FossilOrigin-Name: e01177754ad6d9e2d38adddddd2e2e212094dac1154bda5fcee61ca8b678ae0f
 2018-02-28 22:21:29 +00:00
drh
6a8a629e6b Use <pre> around code snippets in the documentation for sessions 
interfaces.  This is a documentation change only with no changes to code.

FossilOrigin-Name: c949b915e893e917315ce21092d4c4bbd3e1b88d5326928f71dcc2f18f300702
 2018-02-28 21:50:00 +00:00
drh
d7fd899eeb Fix a potential NULL pointer deref following OOM in the new IS TRUE 
logic.

FossilOrigin-Name: 48775ec693c21927ff26448acc614dd67d56240fa263499da2a9fe405c546c32
 2018-02-28 04:30:55 +00:00
drh
5597cd42b8 Add support for TRUE and FALSE keywords and for operators IS TRUE, IS FALSE, 
IS NOT TRUE, and IS NOT FALSE.  If there is are columns named TRUE or FALSE,
then the keywords resolve to the column names, for compatibility.  The
behavior of the "DEFAULT true" phrase is changed to mean what it says,
rather than being an alias for "DEFAULT 'true'".

FossilOrigin-Name: 9a7f02c50e6c8a3dc3addf4e51b7e04bd31670d6ce58d26d55273c43b5ecc8b0
 2018-02-27 15:40:59 +00:00
drh
96acafbea7 Clean up comments and variable names prior to merge. 
FossilOrigin-Name: 6445519e91c4f98b4a9a45d5091d733c31497ebf0eb23a76edce3091f626035d
 2018-02-27 14:49:25 +00:00
drh
e39ef31cd6 Remove an unnecessary decision. 
FossilOrigin-Name: adcb4665490404e8da2de128dd5df9aeed8e08893649dedb6788ebb5d957b400
 2018-02-27 00:58:13 +00:00
drh
43c4ac8bfe Code simplifications. New test cases. 
FossilOrigin-Name: 57508518ef9d003d259ba98dcc32e5104aca26731a7161808741fe10bc0830d0
 2018-02-26 21:26:27 +00:00
drh
171d16bb21 Get the "DEFAULT true" and "DEFAULT false" phrases working correctly in 
CREATE TABLE.

FossilOrigin-Name: 8002f87d96b3f885cd208e7d204907a33ba60c4057ce2338b71e2de41215b0e5
 2018-02-26 20:15:54 +00:00
drh
3432821192 Enhance TreeView so that it can display the new IS TRUE expression trees. 
FossilOrigin-Name: 7e38305e6f71c3353df3d11d099e255eefbacceafd7ed2ccaba257fe2e7b8c38
 2018-02-26 19:03:25 +00:00
drh
8abed7b907 Refactor for correct NULL handling in the IS TRUE, IS FALSE, IS NOT TRUE, 
and IS NOT FALSE operators.

FossilOrigin-Name: cf2abd59be9971a55bd3d6c5df374c6aaa23bf81819482b42f01ee2484dcd739
 2018-02-26 18:49:05 +00:00
mistachkin
6bd4140d33 More tests pursuant to ticket [36fae083b450e3af857a459e20]. 
FossilOrigin-Name: c26f236da61aef7c7a8fe38f1c7f33eea894c8fae38de6a085d4cce933a70502
 2018-02-26 17:03:03 +00:00
mistachkin
f7e867c347 Fix heap issue in the shell on Win32 caused by allocator mismatch. 
FossilOrigin-Name: 7b3a75519aa72a6b49a125ee84946ba2c0722dd6644ee0c80ba567eb85daf5c9
 2018-02-26 16:49:20 +00:00
drh
bc8f68a3a0 Merge the fix for determining truth of floating point values from trunk. 
FossilOrigin-Name: 003dc140536d0dd4384252ae1b82827b5d8b2b399520f99549b9266a482009fb
 2018-02-26 15:31:39 +00:00
drh
1fcfa7240f Always interpret non-zero floating-point values as true even if their 
integer part is zero.  Fix for ticket [36fae083b450e3af857a459e20].

FossilOrigin-Name: a983fa857048c748112c2f805f13aadeae43b43b3d27fa55433a3699b51c9a0e
 2018-02-26 15:27:31 +00:00
drh
007c843b0f Experimental implementation of IS TRUE and IS FALSE operators. All TRUE and 
FALSE to act like constants if the names do not resolve to a column name.

FossilOrigin-Name: 40314bc999af08ab10e654241208842b4bb95b19858d11249444372250ea4160
 2018-02-26 03:20:18 +00:00
mistachkin
5facffbc70 Fix harmless compiler warnings in the zipfile extension seen with MSVC. 
FossilOrigin-Name: 15c587cf6ffc920dc37f67cacb4f0db6a603fb998a22a639f755387910516414
 2018-02-23 13:38:54 +00:00
mistachkin
fda0867873 Enable the JSON1 extension when compiling the test fixture with MSVC. 
FossilOrigin-Name: e9e9f27b3d496531905ad7459cf60366ad3798f507266134dd6388cdec50fdc4
 2018-02-23 13:38:20 +00:00
drh
4f46b58a2d For the "SQLite archive" link in the README.md file, point to the 
CLI .archive command documentation, not the original "sqlar" website.

FossilOrigin-Name: 4290faf5f7223ebe35b8ed5c4f0ba2444c1764501cabc09a79000f9c1d0890c7
 2018-02-22 18:30:53 +00:00
drh
d6ec7a6ab3 Updates to the README.md file. Mention the ability to use SQLite-archives for 
download.

FossilOrigin-Name: ab9a7ae4eec0aaa5e0b472998f6de7212055d93c163f0b66da60b956bcc45add
 2018-02-22 18:28:19 +00:00
drh
c0ec2f7762 Remove an unreachable branch in the walIndexPage() logic. 
FossilOrigin-Name: 4e61a9731f5949dcf05c541106b56be16add04a7730613481fc8519d3e4f493b
 2018-02-21 01:48:22 +00:00
drh
8d3e15eec4 Small performance improvement in sqltie3WalFindFrame(). 
FossilOrigin-Name: 52013cad0e6ce2d694f25e2984a76d438cef724f0e07c8bb9d3dce8a3caf4350
 2018-02-21 01:05:37 +00:00
drh
4f4e49a98b Remove an unnecessary memset(). 
FossilOrigin-Name: e7b7f5884a78630c6ba6a217c36247397e62f1928d4b480df929efcfc4a01893
 2018-02-21 00:48:02 +00:00
drh
2e178d7321 Make the walIndexPage() routine about 3x faster by factoring out the seldom 
used reallocation logic into a separate subroutine.

FossilOrigin-Name: e2b107141cd97bd4ab240748a9ce43fc2ec950ea74610697a4a7a3d7a6441e6b
 2018-02-20 22:20:57 +00:00
drh
7436f1e491 In the speed-check.sh script, make WAL mode the default. Add the --legacy 
option to do DELETE mode.  Continue to use DELETE mode for long-term performance
graphs since WAL mode was not always available, but use WAL mode for 
day-to-day performance measurements.

FossilOrigin-Name: cd81613850c0458b4b5b2460b9b38ce7ff6e557f7add9615058bb96f5a344ccd
 2018-02-20 17:02:31 +00:00
drh
3993678d3d Remove a superfluous "#if 1". No logic changes. 
FossilOrigin-Name: caaffd32001ff44c31f2d6dbe921f9d294f869c2c4a81e943fdf3f43f8d9313c
 2018-02-20 16:39:11 +00:00
drh
cc398969e0 Optimize calls to sqlite3_mprintf("%z...") so that they attempt to append 
text onto the end of the existing memory allocation rather than reallocating
and copying.

FossilOrigin-Name: 4bc8a48e644562f6e6192f4c6fc4a70f6bb59f8126ed6c6dc876bedf65d74cda
 2018-02-20 15:23:37 +00:00
drh
b0b6f8783c Remove a lot of the text describing extended format options from the 
documentation on sqlite3_mprintf() and friends, since that information is
now covered by the separate printf.html document.  Provide links to that
other document.  No changes to code.

FossilOrigin-Name: 99eec556f065ad19548e48d1f4ae0a3767b4e82e1c83fa2365062e3c5e0071fb
 2018-02-20 13:46:20 +00:00
drh
57a93fa38c Enhance the string formatter (used by printf()) so that the width and 
precision of string substitution operators refer to characters instead of
bytes when the alternate-form-2 flag ("!") is used.  Also fix the %c
substition to always work within unicode, regardless of the 
alternate-form-2 flag.

FossilOrigin-Name: c883c4d33f4cd722982aca17eeb355d19eeed793991d923b5494d173b1d0c73a
 2018-02-19 22:46:19 +00:00
drh
a15a7c352c Printing a value of 0 using %c terminates the string. 
FossilOrigin-Name: 255612f0a131f2f522cbca3cc5a1edcf7e38938abca25ba421e7e38a422db9c9
 2018-02-19 21:58:16 +00:00
drh
57f29b7bfb More test cases for unicode handling in printf. 
FossilOrigin-Name: ac188211119bfd77f43e4aba8acab733a56aac90b4c8a11f7ef8e6388582438f
 2018-02-19 20:41:01 +00:00
drh
cf7c8370d1 Test cases and a bug fix on the new unicode handling in %c. 
FossilOrigin-Name: e41d64e95b9b6fec5dc329553822925e7d648a41912b420cfa1ba198736e6bab
 2018-02-19 20:23:20 +00:00
drh
136102beda Fix the %c substitution in printf() so that it works with unicode characters. 
FossilOrigin-Name: c35be1d9e9132fbadc74d207c1088e5a710a151c0835c38a63bf3c8e6fd711a0
 2018-02-19 18:56:52 +00:00
drh
57e3ba7623 Make the alternate-form-2 flag ("!") change the meaning of width and precision 
from bytes to characters for the %q, %Q, and %w extensions of printf().

FossilOrigin-Name: 391540acbea34eb88c75b1152b458d8936b3fdfff47633b9ec897775b015ba4c
 2018-02-19 18:03:10 +00:00
drh
62856465f2 In the printf() library, measure width and precision in characters rather 
than bytes if the "!" (alternate-form-2) flag is present on a %s or %z
substitution.

FossilOrigin-Name: ca31c6630422fca70e626dd38aae96296bd8535d491ca52391624a5e7e663636
 2018-02-19 17:03:23 +00:00
drh
26f625fbf4 Only try to use the geteuid() interface on unix if HAVE_FCHOWN is defined. 
This fixes the build for vxWorks, we are told.

FossilOrigin-Name: 38f654dc117bb11d61407327884b5c913cfaf920547bebc4ce5a4cf983e5c20e
 2018-02-19 16:34:31 +00:00
drh
a224ee2a1b Fix an assert so that it compares two CellInfo objects field by field 
instead of using memcmp().  Memcmp() does not work on x86
because of uninitialized padding bytes.

FossilOrigin-Name: 88258770adead70fa101c74e266a37bb9aaffac0ba738a4b345617feb8c46477
 2018-02-19 13:53:56 +00:00
drh
e28eb64d09 Fix a memory leak in the processing of nested row values. This problem has 
existed every since row values support was added (version 3.15.0, 2016-10-14)
but was only just now detected by OSSFuzz.

FossilOrigin-Name: 2df6bbf1b8ca881c8a465d6624de66fde4c5975ccae6b2f2dda392b137f577de
 2018-02-18 17:50:03 +00:00
mistachkin
091881bbb0 Port mutex enhancments from check-in [f53b8a573b] to the Win32 implementation. 
FossilOrigin-Name: 74bb7225d132c80fd5758bb8c120448e3b3e951d0ca2fa0c57cac0a9c6c27045
 2018-02-18 00:54:06 +00:00
dan
c551550808 Fix a data race causing a tsan complaint with SQLITE_ENABLE_API_ARMOR builds 
on unix. The race condition is not dangerous in practice, it just upsets tsan.

FossilOrigin-Name: f53b8a573bfbb48780243d56ca8372165adb1b979731c43d46cd1f8eb7e593f3
 2018-02-17 07:38:50 +00:00
drh
713f34ace9 Do not allow parameters or schema references inside of WITH clause of 
triggers and views.  This fixes a bug discovered by OSSFuzz and present
since common-table-expressions were first added in 2014-02-03.

FossilOrigin-Name: b918d4b4e546d3903ff20efc3c8ca26dd9761cc8ed9ef7d2799b66ff9ae1ae51
 2018-02-15 21:00:37 +00:00
drh
f4bc6c43d7 Improve performance of editdist3() by keeping the costs in sorted order. 
Also add a new regression test to editdist3().

FossilOrigin-Name: dc734c5b61464dfd6bfa7963f2ecce32e405a0c2ba1ef6f453ec9389da080256
 2018-02-15 03:56:33 +00:00
drh
46e835a2c4 Reduce the number of calls to strncmp() required to run editDist3Core(). 
FossilOrigin-Name: afd6fbc01052ccfc9bd29fb8f934b291b8f56af44fcae870da7e1355fe95c29a
 2018-02-15 03:05:56 +00:00
drh
501ea05630 Fix the --heap, --pagecache, --lookaside and other options to the command-line 
shell that invoke sqlite3_config() so that they work again.

FossilOrigin-Name: 00707f2f2f746a6421f3e2de995e68cc8adba7225a04db6b28db52944e7e988e
 2018-02-15 01:03:37 +00:00
drh
ee269a60c9 Add the --readonly option to the ".open" command in the CLI. 
FossilOrigin-Name: 06870bb15656b50b0e14d4364bb21afac76500e313ecf67aaef3688d603fd076
 2018-02-14 23:27:43 +00:00
drh
d9274a8ae3 Performance optimizations to the editdist3() function in the spellfix 
extension.

FossilOrigin-Name: 70d304dcbac4c3fd5e3b96108bffea2ce6c0db19c847397d5c5e268bb90a981d
 2018-02-14 20:58:36 +00:00
drh
0fae06fcb6 Disable assert() in the spellfix extension if not compiled with SQLITE_DEBUG. 
FossilOrigin-Name: 3c53ee0fdea4cbf2590e2b289b021b0ef8b7ead2945db1bdfc767432d9447acb
 2018-02-14 20:25:33 +00:00
drh
4e6e5cef6c New test cases for the editdist3() function in the spellfix extension. 
FossilOrigin-Name: 2d3f1f22d53034576a0ec8d9c360fb19efbb05b2e95ad1b09d120fb1b7da33fd
 2018-02-14 15:30:48 +00:00
drh
e2d27e0259 Try to optimize spellfix1 by storing a NULL in the k1 column of %_vocab 
if it would otherwise have the same value as the word column.

FossilOrigin-Name: b76ec7cb5841f9ad02b342271e91c5f5a598006f69df7953a6213c706e01f7a2
 2018-02-14 14:13:09 +00:00
drh
a9abfb1e6c Improved test cases for the [f484b65f3d6230593c34f] bug. 
FossilOrigin-Name: 1f300514e6cdd32c755dc1b05dfa125b10eda2eb55a1024b66f66dbf5cf96289
 2018-02-13 19:13:05 +00:00
drh
4d1c6845ff Fix an incorrect table lookup used to find the appropriate search operator 
for a WHERE clause on a row-value inequality.  The incorrect table lookup
was causing an incorrect answer for the less-than operator.
Fix for ticket [f484b65f3d6230593c34f11]

FossilOrigin-Name: f3112e67cdb27c1aec8d2cee3cb91ade061d093e13505894698e26336898b336
 2018-02-13 18:48:08 +00:00
drh
d446e79545 Remove an unused variable from FTS4. 
FossilOrigin-Name: 27ea783b281606196ad1e7e6e6dcbd80c75d4bafcf3e58756a71c213320e4db2
 2018-02-13 16:30:19 +00:00
dan
e84c498be1 Ensure that multiple updates of the same FTS4 row (i.e. the row with the same 
rowid) within a single transaction are written to separate segments. Fix for
[d6ec09ec].

FossilOrigin-Name: d2a81a3752a8298ee65fddcf32dee2147ba6467f770315a41966b3533977aa64
 2018-02-13 16:21:32 +00:00
drh
c083cb4422 Updates to the speed-check.sh script for improvements to the --vdbeprofile 
option.

FossilOrigin-Name: f89c8f8ecd67f72ee730a2a334dff69b406a3dd00f50abbb54c4dc86cfab1bd1
 2018-02-12 20:50:28 +00:00
drh
35043cc32a When compiling with VDBE_PROFILE, add the sqlite3NProfileCnt global variable 
which can be used to measure per-opcode values other than elapse time, if
non-zero.

FossilOrigin-Name: d44d5936428859b6d3e089d9835acb8ca1f3c0a85b59eeaa619170623e7dcc30
 2018-02-12 20:27:34 +00:00
dan
1db7db1f03 Update test file func6.test so that it works with SQLITE_ENABLE_NULL_TRIM 
builds.

FossilOrigin-Name: e128d72f1a565551d3b6fdb3807fcb1c2a2bf355f0c09d04562b62f49d01fdbc
 2018-02-12 15:27:32 +00:00
drh
00c3ef2df9 Fix a possible infinite loop in VACUUM that can come up when the schema 
has been carefully corrupted.  Problem discovered by OSSFuzz. Test cases
in TH3.

FossilOrigin-Name: 27754b74ddf6463c6f9c48ea0df3637945b5ea086b92a41ddeb55b9aaefea4c2
 2018-02-12 13:30:34 +00:00
drh
c86d82f27d Fix misplaced testcase() macros from the previous check-in. 
FossilOrigin-Name: 3aed949a18a251c5795f21f0385c205a127502b7e9cf06bc7f4c763951cd7984
 2018-02-10 02:31:30 +00:00
drh
f313952097 Improve the performance of the built-in REPLACE() function in cases where 
it does many substitutions that make the string larger.  OSSFuzz is reporting
intermittant timeouts when running a test where it does a REPLACE() on a 
930KB random blob. Perhaps this enhancement will fix that.

FossilOrigin-Name: fab2c2b07b5d3cd851db3e6f5c8a44155e32b0df22905ea33412b153b825a928
 2018-02-09 23:25:14 +00:00
drh
510fea885e Add the zorder.c extension implementing zorder() and unzorder() SQL functions. 
FossilOrigin-Name: a57a77dc0cc9fbaa9d5b134422f7a8cc8d4c2851ed3c2bdd449800c6a5d2aae0
 2018-02-09 20:49:15 +00:00
dan
91347c066b Make the tests in func6.test more robust against implementation changes. 
FossilOrigin-Name: b685d3231097fb90e7d61d9ac01cc560e8bf2671d49390ae7af5bfdbd6d04f11
 2018-02-09 15:42:40 +00:00
drh
54cfb492b7 Fix a harmless compiler warning. 
FossilOrigin-Name: a6c3115483d597fc77ab19fdcfd1d3437cad7e467081ad8c5315fb98c115eed9
 2018-02-09 15:04:51 +00:00
mistachkin
2a86110a6c Enhance sqlite3ErrStr() to include several more error codes. 
FossilOrigin-Name: ad5d3bdc739a0997786f94fb5789b726b9f53ff883226093924338fe5000922b
 2018-02-08 01:00:11 +00:00
mistachkin
b189e4101c Fix typo in comment. Skip tests added by check-in [4761db83b6] when running on Windows. 
FossilOrigin-Name: 468a389cdc8b6f92c77b11f682e210ad8cce7e3dbc0df308a898f4115e85fce2
 2018-02-07 18:45:00 +00:00
dan
eab0e10304 In extensions rtree, fts3 and fts5, ensure that when dynamic buffers are bound 
to persistent SQL statements using SQLITE_STATIC, the binding is replaced with
an SQL NULL before the buffer is freed. Otherwise, a user may obtain a pointer
to the persistent statement using sqlite3_next_stmt() and attempt to access
the freed buffer using sqlite3_expanded_sql() or similar.

FossilOrigin-Name: 2a5f813bc61f9e780f2ccbda425611f65ad523b6d486a1e5e2b9d5e9f1d260a2
 2018-02-07 18:02:50 +00:00
dan
fa68815fa3 When the final connection disconnects from a wal mode database, check that the 
database file has not been moved or unlinked before deleting the wal and shm
files.

FossilOrigin-Name: 4761db83b6d3d57f281370899403c102e39ad0021d315dd6a6912d250436782a
 2018-02-07 16:14:41 +00:00
mistachkin
bc6b8d7359 Adjust the previous check-in, which modified the Win32 VFS, so that it works with SQLITE_OMIT_WAL. 
FossilOrigin-Name: 36c2e67e82626f8d0a187c6c286c133ed659889e3b577469261b9dcd3b3ab75b
 2018-02-05 21:02:47 +00:00
mistachkin
435666e26d Allocation the mutex used by the Win32 VFS only once at initialization, instead of every time it is needed. 
FossilOrigin-Name: 535ed0ac5e8728ec91fc0a4cb54b820923d161cfd4e0e6aed6df6cdae365bc7d
 2018-02-05 20:42:50 +00:00
drh
561158937b Allocation the mutex used by the unix VFS only once at initialization, instead 
of every time it is needed.

FossilOrigin-Name: 5764dc160783f5c4017204b3e26a89d31240c868484ced8214c9ad872bd77bd4
 2018-02-05 16:39:12 +00:00
dan
d1317095b5 Fix another minor problem in walro2.test. 
FossilOrigin-Name: ba0631de60ca38bf7efa6dbd86ec8774bf6f438c804155968e97f17eabe3b20a
 2018-02-05 13:42:45 +00:00
dan
60d72b9bab Update test file walro2.test to account for systems with a page-size 
(getpagesize()) larger than 32KB.

FossilOrigin-Name: d9e59cfb8476e1ec1ca458b8382172526c0557ab785f41e31971d03045c9344c
 2018-02-05 13:28:51 +00:00
drh
4b18c1d53a In the CLI, 
make sure sqlite3_initialize() is called correctly even for non-UTF8 hosts.

FossilOrigin-Name: a3591fb54178b8f124207ff16e3ef9e58a62585feb3a56ced2b862222aea19d8
 2018-02-04 20:33:13 +00:00
mistachkin
97f9059eee Fix harmless compiler warning seen with MSVC. 
FossilOrigin-Name: 63a914410b5750bd08836864ae456ff09549487c5ce49706fedffa3d4f973059
 2018-02-04 01:30:54 +00:00
mistachkin
001f52ed7d Move variable declaration in zipfile extension to fix MSVC compiler error. 
FossilOrigin-Name: ac6a32482e675871c3ce5ecc727e50e4bba649e80e3c55bf99025fed5667da94
 2018-02-04 01:29:01 +00:00
dan
3944cf8de3 Remove the "include <io.h>" win32 dependency from the zipfile extension. 
FossilOrigin-Name: cb3feb3bc33718625159eddbf8ef608cd641af84e97d433d6b11ba6da94dad2e
 2018-02-02 16:28:19 +00:00
dan
1dff328119 Remove the time() dependency from the zipfile extension. Use SQLite VFS 
methods instead.

FossilOrigin-Name: 0702fb5611c7cf0154c5490eeada66afc733731dff0fe030375bae6a72123a17
 2018-02-02 16:20:41 +00:00
dan
668845bb0b Add a few more zipfile tests. No changes to code. 
FossilOrigin-Name: 3f621545879ea39502cfaf2b61883f92c077070274b4fdf45524ded81cac3e63
 2018-02-01 20:42:23 +00:00
dan
15daa6b53e Fix a problem triggered when a zipfile virtual table is created and written to 
within the same transaction. And add other zipfile test.

FossilOrigin-Name: 48f1c556994d7f8f359c649a1da81eec02306106b68946a9a20b276742c4610d
 2018-02-01 19:41:23 +00:00
drh
563ddbe54d New assert() statements to help ensure that no other errors similar 
to [343634942dd54ab57b7] ever appear in the code.

FossilOrigin-Name: 5a70af1e9c567f12c997d25d0a305a8d42bf2cc92f2811e9d5fdde720665e213
 2018-02-01 15:57:00 +00:00
dan
c3ef23a1c9 Fix a memory leak that could follow an IO error in the zipfile extension. And 
add other tests.

FossilOrigin-Name: e6bb750697c3c7ceb5ce41d216e8ef6a1d556822a3b55e0a007b4a03e194a7d9
 2018-02-01 15:19:54 +00:00
drh
06b3bd5b7a When an index is based on a text representation of a numeric column in the 
original table, make sure the indexed value uses the canonical text 
representation of the numeric value in the table.
Proposed fix for ticket [343634942dd54ab57b70].

FossilOrigin-Name: 88e2ce916791d488076584f3795a89eb4277fcb812af9e4c2f383815d55ff6f1
 2018-02-01 01:13:33 +00:00
dan
f8c3a2f3cf When creating a new archive entry, have zipfile store UTC instead of local 
time in the legacy MS-DOS format timestamp field.

FossilOrigin-Name: b730d187f2202e5b5d31ed6c94c9bb04d7c289f7086a9b44b3d9050ea3586d3a
 2018-01-31 20:18:26 +00:00
dan
cfaffad65c Fix a test case in zipfile.test. 
FossilOrigin-Name: 4eb5b24c64ee5907c18371f563b79fa0caf58285a62b8f09e639a690e6727eaa
 2018-01-31 19:45:58 +00:00