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11 years agoITS#7635 simplify 9474c1a0b62cad57b62855d09a201670385caa80
Howard Chu [Mon, 1 Jul 2013 21:53:29 +0000 (14:53 -0700)]
ITS#7635 simplify 9474c1a0b62cad57b62855d09a201670385caa80

11 years agoITS#7635 fix read txn potential data race
Howard Chu [Mon, 1 Jul 2013 20:41:23 +0000 (13:41 -0700)]
ITS#7635 fix read txn potential data race

11 years agoFix uninit warnings, lseek usage
Howard Chu [Sun, 30 Jun 2013 14:40:02 +0000 (07:40 -0700)]
Fix uninit warnings, lseek usage

11 years agoFix alloc/free issues.
Hallvard Furuseth [Wed, 26 Jun 2013 16:02:52 +0000 (18:02 +0200)]
Fix alloc/free issues.

Page leak, mdb_page_alloc(). On error, don't shorten me_pghead.
Memleak, mdb_ovpage_free(). Free page or keep it in dirty_list.
Bad MIDL, mdb_midl_need(). Fix midl[-1] (allocated size).

11 years agoFactor out some vars, simplify.
Hallvard Furuseth [Wed, 26 Jun 2013 16:02:48 +0000 (18:02 +0200)]
Factor out some vars, simplify.

11 years agoMakefile/user-macro comments.
Hallvard Furuseth [Wed, 26 Jun 2013 16:02:26 +0000 (18:02 +0200)]
Makefile/user-macro comments.

11 years agoTweak I/O, fix last commit.
Hallvard Furuseth [Wed, 26 Jun 2013 16:02:17 +0000 (18:02 +0200)]
Tweak I/O, fix last commit.

11 years agoImprove MDB error handling, drop seek calls.
Hallvard Furuseth [Sat, 22 Jun 2013 21:15:10 +0000 (23:15 +0200)]
Improve MDB error handling, drop seek calls.

Catch I/O errors. Do nothing between OS call failure and ErrCode().
Do not use errno after non-OS-errors like write() >= 0, which could
give a failure return of success (errno 0) or some irrelevant error
code.  Drop seek calls, use pwrite/pread/Windows OVERLAPPED offset.

11 years agoFix Windows I/O.
Hallvard Furuseth [Sat, 22 Jun 2013 21:01:30 +0000 (23:01 +0200)]
Fix Windows I/O.

Don't put a 64-bit filesize in a 32-bit int before shifting
down.  Always pass &sizehi to SetFilePointer->maxsize, so
sizelo not is treated a signed distance.  Hide unused vars
when _WIN32.  Reinitialize OVERLAPPED before reuse.

11 years agoCatch more MDB errors. DPRINTF in mdb_env_reset0.
Hallvard Furuseth [Sat, 22 Jun 2013 20:17:41 +0000 (22:17 +0200)]
Catch more MDB errors. DPRINTF in mdb_env_reset0.

11 years agoTweak MIDLs, catch errors.
Hallvard Furuseth [Sat, 22 Jun 2013 20:10:43 +0000 (22:10 +0200)]
Tweak MIDLs, catch errors.

Grow midls earlier in order to catch errors earlier.  Use
mdb_midl_need() instead of mdb_midl_grow(), then mdb_midl_xappend()
needs no error checks. Factor out mdb_midl_append_range().

11 years agoFactor out MDB variables/expressions, cleanup.
Hallvard Furuseth [Sat, 22 Jun 2013 10:30:04 +0000 (12:30 +0200)]
Factor out MDB variables/expressions, cleanup.

mdb_page_malloc(): Take a txn arg instead of a cursor.

11 years agoRearrange MDB dirty page code.
Hallvard Furuseth [Sat, 22 Jun 2013 09:56:04 +0000 (11:56 +0200)]
Rearrange MDB dirty page code.

Split out mdb_dpage_free(), mdb_page_flush() and clean up.

11 years agoSimplify mdb_page_alloc().
Hallvard Furuseth [Thu, 20 Jun 2013 05:41:35 +0000 (07:41 +0200)]
Simplify mdb_page_alloc().

Merge if() branches. Restore retry=500 when MDB_PARANOID, for clarity.

11 years agoITS#7620: Keep empty IDLs. Tweak mdb_page_alloc().
Hallvard Furuseth [Thu, 20 Jun 2013 05:41:35 +0000 (07:41 +0200)]
ITS#7620: Keep empty IDLs. Tweak mdb_page_alloc().

MDB_env.me_pghead: Don't free it when empty. mdb_ovpage_free()
needs it, but cannot allocate it.
mdb_midl_alloc(): Fill in length=0.
mdb_page_alloc(): Also Skip freeDB if txnid<3, instead of <4,
and consistently DPRINTF consumed IDLs.

11 years agoITS#7623 Clear P_SUBP on conversion from fake page
Howard Chu [Mon, 17 Jun 2013 20:26:11 +0000 (22:26 +0200)]
ITS#7623 Clear P_SUBP on conversion from fake page

11 years agoITS#7515 Nested MDB txns: Inherit txn flags.
Hallvard Furuseth [Thu, 13 Jun 2013 06:58:25 +0000 (08:58 +0200)]
ITS#7515 Nested MDB txns: Inherit txn flags.

Committing a nested txn lost the MDB_TXN_DIRTY flag
in the parent, unless the child had set it too.

11 years agoClean up mdb_page_touch(), mdb_page_copy().
Hallvard Furuseth [Thu, 13 Jun 2013 06:58:24 +0000 (08:58 +0200)]
Clean up mdb_page_touch(), mdb_page_copy().

When copying, round up/down to aligned sizes. Skip the unused portion,
this was not done when touching a page dirty in the parent txn.
No other change in behavior.

Simplify mdb_page_touch(), including: Drop test m3==mc, the condition
is caught below. Don't "modify" the parent's pgno into the same pgno,
when a nested txn copies a parent's page into its freelist.

11 years agoITS#7594 Fix MDB cursor tracking with subDBs.
Hallvard Furuseth [Thu, 13 Jun 2013 06:58:24 +0000 (08:58 +0200)]
ITS#7594 Fix MDB cursor tracking with subDBs.

The tracking code should not change the current cursor.
It did when that was a C_SUB cursor, which should not be
checked against the tracked cursors but their xcursors.

However, do not bother to skip the tracking code for the
current cursor when it would not change that cursor anyway.

11 years agoITS#7594 Invalidate a dropped MDB DB's cursors.
Hallvard Furuseth [Thu, 13 Jun 2013 06:58:24 +0000 (08:58 +0200)]
ITS#7594 Invalidate a dropped MDB DB's cursors.

11 years agoDon't #define _GNU_SOURCE if already defined.
Hallvard Furuseth [Thu, 13 Jun 2013 06:58:24 +0000 (08:58 +0200)]
Don't #define _GNU_SOURCE if already defined.

11 years agoMore for ITS#7620 Fix mdb_ovpage_free().
Hallvard Furuseth [Thu, 13 Jun 2013 06:25:25 +0000 (08:25 +0200)]
More for ITS#7620 Fix mdb_ovpage_free().

Do not binary-search dirty_list, it is unsorted when MDB_WRITEMAP.
Catch errors. In nested txns, put the page in mt_free_pgs after
all since pages dirty in a parent txn would add complexities.

11 years agoPartial revert c2cac4588a40480c020d320b544bc5f8e72adb11
Howard Chu [Wed, 12 Jun 2013 15:41:32 +0000 (08:41 -0700)]
Partial revert c2cac4588a40480c020d320b544bc5f8e72adb11

MDB_NEXT was fine before, duh.

11 years agoDrop me_pgfree, add mdb_freelist_save().
Hallvard Furuseth [Wed, 12 Jun 2013 15:20:42 +0000 (17:20 +0200)]
Drop me_pgfree, add mdb_freelist_save().

Split up saving me_pghead, to make me_pgfree unneeded. Also mf_pghead
is now a midl. Needed after e7f6767ea815fe0ada1f95037dfdec176ec4d5bb
("Return fresh overflow pages to current pghead").
Tweak MDB_DEBUG freelist output, make it ascending.

11 years agoFix CURSOR_NEXT/PREV on emptied DB
Howard Chu [Wed, 12 Jun 2013 00:13:08 +0000 (17:13 -0700)]
Fix CURSOR_NEXT/PREV on emptied DB

11 years agoMake sure mdb_stat() gets valid data
Howard Chu [Sat, 8 Jun 2013 21:10:08 +0000 (14:10 -0700)]
Make sure mdb_stat() gets valid data

11 years agoReturn fresh overflow pages to current pghead
Howard Chu [Sun, 5 May 2013 08:28:12 +0000 (01:28 -0700)]
Return fresh overflow pages to current pghead

And remove them from the current dirty list.

11 years agoITS#7594 more for subDB cursor fix
Howard Chu [Wed, 5 Jun 2013 23:13:43 +0000 (16:13 -0700)]
ITS#7594 more for subDB cursor fix

11 years agoITS#7594 better fix
Howard Chu [Wed, 5 Jun 2013 22:23:54 +0000 (15:23 -0700)]
ITS#7594 better fix

Update the subDB cursor, don't invalidate it

11 years agotweak mdb_copy, trap signals
Howard Chu [Thu, 30 May 2013 22:56:30 +0000 (15:56 -0700)]
tweak mdb_copy, trap signals

11 years agoWindows portability fixes for prev commit
Howard Chu [Thu, 30 May 2013 22:33:59 +0000 (15:33 -0700)]
Windows portability fixes for prev commit

11 years agoAdd warning about interrupting copy
Howard Chu [Thu, 30 May 2013 20:13:33 +0000 (13:13 -0700)]
Add warning about interrupting copy

11 years agoFix prev commit
Howard Chu [Thu, 30 May 2013 20:09:28 +0000 (13:09 -0700)]
Fix prev commit

11 years agoAdd mdb_env_copyfd()
Howard Chu [Thu, 30 May 2013 20:06:12 +0000 (13:06 -0700)]
Add mdb_env_copyfd()

Allow writing backup to an already opened file handle, for piping
to tar/gzip/ssh/whatever.

11 years agoAdd _M_IX86 macro for MSVC
Howard Chu [Sat, 25 May 2013 17:16:55 +0000 (10:16 -0700)]
Add _M_IX86 macro for MSVC

11 years agoITS#7594 De-init other subcursors in page_touch
Howard Chu [Thu, 23 May 2013 15:13:08 +0000 (08:13 -0700)]
ITS#7594 De-init other subcursors in page_touch

11 years agoDrop unused liblmdb MIDL-range support.
Hallvard Furuseth [Tue, 21 May 2013 21:58:57 +0000 (23:58 +0200)]
Drop unused liblmdb MIDL-range support.

11 years agoFactor out mdb_find_oldest,mdb_dlist_free,dirty_list.
Hallvard Furuseth [Tue, 21 May 2013 21:55:13 +0000 (23:55 +0200)]
Factor out mdb_find_oldest,mdb_dlist_free,dirty_list.

Do not rescan reader table (mdb_find_oldest) after "goto again".
Skip clearing dirty_list[nonzero].mid in mdb_dlist_free(); it
was not done in mdb_reset0() anyway.

11 years agomdb_stat cleanup.
Hallvard Furuseth [Tue, 21 May 2013 21:48:27 +0000 (23:48 +0200)]
mdb_stat cleanup.

Exit with success when there was no failure.
Do not use data containing NUL as a DB name (which is a C string).

11 years agoITS#7598 Tweak MDB_<NEXT/PREV>_NODUP,fix mdb_stat.
Hallvard Furuseth [Tue, 21 May 2013 20:44:51 +0000 (22:44 +0200)]
ITS#7598 Tweak MDB_<NEXT/PREV>_NODUP,fix mdb_stat.

MDB_NEXT_NODUP, MDB_PREV_NODUP: Allow for non-MDB_DUPSORT databases.
No mdb.c code changes needed.

mdb_stat.c: Use MDB_NEXT_NODUP, to avoid a crash with a DUPSORT mainDB.

11 years agoITS#7598 mdb_dbi_open(named DB): Check mainDB flags.
Hallvard Furuseth [Tue, 21 May 2013 17:04:52 +0000 (19:04 +0200)]
ITS#7598 mdb_dbi_open(named DB): Check mainDB flags.

Reject attempts to open named databases if the main
database has flag MDB_DUPSORT or MDB_INTEGERKEY.

DUPSORT would require an xcursor for the DB, INTEGERKEY
would expect the DB name to be a binary integer.

11 years agoITS#7515 Fix nested txn touch of subpage/ovpage.
Hallvard Furuseth [Mon, 20 May 2013 21:12:52 +0000 (23:12 +0200)]
ITS#7515 Fix nested txn touch of subpage/ovpage.

mdb_page_touch(): Don't touch a subpage, replacing with non-subpage.
mdb_cursor_put(): Don't overwrite ancestor txn's dirty overflow page.

11 years agoTweak mdb_page_malloc(),mdb_page_get() semantics.
Hallvard Furuseth [Mon, 20 May 2013 21:12:26 +0000 (23:12 +0200)]
Tweak mdb_page_malloc(),mdb_page_get() semantics.

mdb_page_malloc(): Add "number of pages" parameter.
mdb_page_get(): Add output param for how page was found.
Do not set return params on error.
mdb_cursor_put(): Catch mdb_page_get() error.

Prepares for next commit, no change in caller behavior other
than on mdb_page_get error.

11 years agoMore ITS#7589 followup: OVPAGES() -> mp_pages.
Hallvard Furuseth [Sun, 19 May 2013 17:08:07 +0000 (19:08 +0200)]
More ITS#7589 followup: OVPAGES() -> mp_pages.

11 years agoMore ITS#7589: Fix prev commit.
Hallvard Furuseth [Sun, 19 May 2013 16:38:13 +0000 (18:38 +0200)]
More ITS#7589: Fix prev commit.

mp_pages gives #pages in the ovpage. OVPAGES() no longer does.

11 years agoITS#7589 mdb_cursor_put(): Update ovpage nodesize.
Hallvard Furuseth [Fri, 17 May 2013 17:31:17 +0000 (19:31 +0200)]
ITS#7589 mdb_cursor_put(): Update ovpage nodesize.

Update the nodesize when overwriting an overflow page.
As before, do not attempt to shrink the page.

11 years agoInclude <netinet/in.h> for Solaris 8
Howard Chu [Wed, 15 May 2013 18:50:40 +0000 (11:50 -0700)]
Include <netinet/in.h> for Solaris 8

Needed for <resolv.h>, which is needed for BYTE_ORDER.

11 years agoFix mdb_page_split - nested split
Howard Chu [Tue, 14 May 2013 23:57:50 +0000 (16:57 -0700)]
Fix mdb_page_split - nested split

If updating a page's separator triggers a split in its parent,
we may have missed adjusting the parent's cursor position.

11 years agoDoxygen cleanup
Howard Chu [Mon, 13 May 2013 19:36:47 +0000 (12:36 -0700)]
Doxygen cleanup

11 years agoFix 66c839f0292d9aea12bf93ef6568ac2bd2ca0fc8
Howard Chu [Fri, 10 May 2013 12:56:16 +0000 (05:56 -0700)]
Fix 66c839f0292d9aea12bf93ef6568ac2bd2ca0fc8

Forgot #include <errno.h>

11 years agoRefactor mdb_midl_append, add mdb_midl_grow()
Howard Chu [Fri, 10 May 2013 00:27:29 +0000 (17:27 -0700)]
Refactor mdb_midl_append, add mdb_midl_grow()

11 years agoITS#7515 Fix nested transaction error handling.
Hallvard Furuseth [Sun, 5 May 2013 13:13:31 +0000 (15:13 +0200)]
ITS#7515 Fix nested transaction error handling.

mdb_txn_begin(): Do not free(mt_free_pgs), it needs mdb_midl_free().
mdb_txn_commit(): Catch commit(child) error.

11 years agoFix mdb_env_close(unopened MDB_env).
Hallvard Furuseth [Sun, 5 May 2013 12:26:05 +0000 (14:26 +0200)]
Fix mdb_env_close(unopened MDB_env).

Do not try to scan me_dbxs in a closed/never-opened MDB_env.
Broken by 7d643d3acb94a6d7306330b550fce0e5755444a9
and 151c416b460b02cd96502a47189cda19ab651ada.

11 years agoSimplify/cleanup mdb_cursor_init, C_ALLOCD.
Hallvard Furuseth [Sat, 4 May 2013 10:53:43 +0000 (12:53 +0200)]
Simplify/cleanup mdb_cursor_init, C_ALLOCD.

No real change.
mdb_cursor_init() checks if it needs mx, so pass it unconditionally.
Set C_ALLOCD for shadow cursors, for clarity. (It was always set as
it should anyway from the origin cursor, which would have C_ALLOCD.)

11 years agoMDB warning cleanup.
Hallvard Furuseth [Sat, 4 May 2013 10:41:28 +0000 (12:41 +0200)]
MDB warning cleanup.

Unused function when MDB_DEBUG. Unused 'excl' param.

11 years agomdb_dcmp(): Assume the database has MDB_DUPSORT.
Hallvard Furuseth [Sat, 4 May 2013 10:34:49 +0000 (12:34 +0200)]
mdb_dcmp(): Assume the database has MDB_DUPSORT.

There was little point in returning EINVAL when not: Comparing (A,B)
and (B,A) would claim (A > B && B > A), which could confuse callers.

11 years agoUpdate MDB doc: Cursors, DB handles, data lifetime
Hallvard Furuseth [Sat, 4 May 2013 10:34:20 +0000 (12:34 +0200)]
Update MDB doc: Cursors, DB handles, data lifetime

11 years agoAllow mdb_cursor_close() after readonly txn ends.
Hallvard Furuseth [Sat, 4 May 2013 10:34:02 +0000 (12:34 +0200)]
Allow mdb_cursor_close() after readonly txn ends.

Catch mdb_cursor_renew(write txn's cursor).  Add flag C_UNTRACK, so
mdb_cursor_close need not peek inside a possibly-freed readonly txn.

11 years agoClose cursors when commit(writer). Factor out code.
Hallvard Furuseth [Sat, 4 May 2013 10:33:06 +0000 (12:33 +0200)]
Close cursors when commit(writer). Factor out code.

Close remaining cursors when committing a write txn. The doc says this
happens, and it avoids cursor tracking when updating mainDB + freeDB.

Rename mdb_cursor_merge() -> mdb_cursors_close() for code reuse,
and add a merge option.  Simplify its loop a bit.

Factor out cleanup of DBIs.

11 years agoPlug txn leak and MDB_NOTLS slot leaks on error.
Hallvard Furuseth [Sat, 4 May 2013 10:31:31 +0000 (12:31 +0200)]
Plug txn leak and MDB_NOTLS slot leaks on error.

On mdb_env_copy() error: Abort the txn.
On mdb_txn_renew0() error: Release new MDB_NOTLS reader slot.

11 years agoCleaner "Support mdb_txn_abort(a reset txn)".
Hallvard Furuseth [Sat, 4 May 2013 08:03:19 +0000 (10:03 +0200)]
Cleaner "Support mdb_txn_abort(a reset txn)".

Redo 8a562f560edcc6417672df453c4e626dfb4c4024 so !mt_dbxs indicates
"txn was reset", so mt_numdbs gets one magic value instead of two.

11 years agoUpdate fixes for dbi_open/close, ITS#7515.
Hallvard Furuseth [Sat, 4 May 2013 08:03:19 +0000 (10:03 +0200)]
Update fixes for dbi_open/close, ITS#7515.

Reset me_dbflags[dbi] when closing DBI, to get rid of MDB_VALID flag.
mdb_env_close(): Re-fix DB-name memleak. DBIs > me_numdbs may exist.

11 years agoAllow reading freelist while working on it
Howard Chu [Thu, 2 May 2013 05:43:35 +0000 (22:43 -0700)]
Allow reading freelist while working on it

The circular dependency issues appear to have been resolved.
Still, need to watch closely, maybe revert this change if
problems arise.

11 years agoAvoid assert
Howard Chu [Wed, 1 May 2013 04:09:09 +0000 (21:09 -0700)]
Avoid assert

Due to underfilled branch page. We're in the process of merging/moving
nodes to it because we already know it's underfilled. Took this approach
rather than just removing the assert in mdb_page_search_root, because
that assert may yet catch other situations we don't know about.

(Although, it has been there since the original commit of mdb.c and
has never triggered any other times...)

11 years agoPlug mdb_cursor_renew() memleak
Hallvard Furuseth [Mon, 22 Apr 2013 18:46:56 +0000 (20:46 +0200)]
Plug mdb_cursor_renew() memleak

11 years agoFix MDB_LAST, reset cursor index
Howard Chu [Sun, 21 Apr 2013 02:30:06 +0000 (19:30 -0700)]
Fix MDB_LAST, reset cursor index

11 years agoFix typo from 7aba5f5ab92a3fa92de001edb2c5ff4b04fd7d0d
Howard Chu [Sat, 20 Apr 2013 16:47:33 +0000 (09:47 -0700)]
Fix typo from 7aba5f5ab92a3fa92de001edb2c5ff4b04fd7d0d

11 years agoTweak comments/readability.
Hallvard Furuseth [Thu, 18 Apr 2013 06:00:03 +0000 (08:00 +0200)]
Tweak comments/readability.

Show MDB_PERSISTENT/MDB_VALID/DB_VALID relationship.
mdb_txn_renew0(): Remove obsolete "cannot fail" comment.

11 years agoAdd MDB_NOTLS envflag.
Howard Chu [Thu, 18 Apr 2013 02:17:03 +0000 (04:17 +0200)]
Add MDB_NOTLS envflag.

11 years agoCatch MDB txn reuse/sync errors.
Hallvard Furuseth [Thu, 18 Apr 2013 02:16:07 +0000 (04:16 +0200)]
Catch MDB txn reuse/sync errors.

11 years agoSupport mdb_txn_abort(a reset txn).
Hallvard Furuseth [Thu, 18 Apr 2013 02:15:45 +0000 (04:15 +0200)]
Support mdb_txn_abort(a reset txn).

11 years agoCleanup for TLS key and read-only filesystem.
Hallvard Furuseth [Thu, 18 Apr 2013 02:15:13 +0000 (04:15 +0200)]
Cleanup for TLS key and read-only filesystem.

Move key init into mdb_env_setup_locks().
Don't create unused TLS key when read-only filesystem.
Drop internal flag MDB_ROFS, we can instead test either
!me_txns, !mt_u.reader or me_lfd==INVALID_HANDLE_VALUE.

11 years agoClean up MDB_env setup.
Hallvard Furuseth [Thu, 18 Apr 2013 02:13:43 +0000 (04:13 +0200)]
Clean up MDB_env setup.

Malloc before I/O. Avoids possible malloc error after I/O.
Don't allocate dirty & free lists when MDB_RDONLY.
Factor out code.

11 years agoFix mdb_rebalance
Howard Chu [Wed, 17 Apr 2013 21:33:41 +0000 (14:33 -0700)]
Fix mdb_rebalance

Don't do anything with (fake root) subpages

11 years agoITS#7574 blind fix
Howard Chu [Tue, 16 Apr 2013 19:05:03 +0000 (12:05 -0700)]
ITS#7574 blind fix

Fix 227329c8e1fb818548f1936f5dc1349ffd733523, don't persist
the MDB_VALID bit in db.md_flags.

11 years agofix prev commit
Howard Chu [Mon, 15 Apr 2013 16:30:39 +0000 (09:30 -0700)]
fix prev commit

11 years agoFix mdb_rebalance
Howard Chu [Mon, 15 Apr 2013 06:59:54 +0000 (23:59 -0700)]
Fix mdb_rebalance

Need to check NUMKEYS as well as fill threshold, when deciding
whether to change anything. Don't let the page drop below the
minimum number of keys.

11 years agoRevert "ITS#7570 fix MDB_GET_MULTIPLE and MDB_NEXT_MULTIPLE"
Howard Chu [Sun, 14 Apr 2013 23:53:30 +0000 (16:53 -0700)]
Revert "ITS#7570 fix MDB_GET_MULTIPLE and MDB_NEXT_MULTIPLE"

This reverts commit 372b3ddb85bef953fb548fbf2b9ef0cba4e3c8ed.

Original code works as designed.

11 years agoITS#7570 fix MDB_GET_MULTIPLE and MDB_NEXT_MULTIPLE
Claude Brisson [Wed, 10 Apr 2013 12:40:49 +0000 (14:40 +0200)]
ITS#7570 fix MDB_GET_MULTIPLE and MDB_NEXT_MULTIPLE

11 years agoFix 227329c8e1fb818548f1936f5dc1349ffd73352
Howard Chu [Mon, 8 Apr 2013 02:21:46 +0000 (19:21 -0700)]
Fix 227329c8e1fb818548f1936f5dc1349ffd73352

mdb_dbi_close() must allow any dbi < maxdbs, since opens in an
uncommitted txn don't increment env->me_numdbs.

11 years agoRevert "Fix 6beaad52129da5353fd40c0ec48e6a78c4f71a2e"
Howard Chu [Fri, 5 Apr 2013 10:44:56 +0000 (03:44 -0700)]
Revert "Fix 6beaad52129da5353fd40c0ec48e6a78c4f71a2e"

This reverts commit 8eef7a4275eda8f2fa2e0d1e67c1d5cbcd91607e.
Previous commit was correct, duplicate keys should not appear here.

11 years agoFixes for dbi_open/close, ITS#7515
Howard Chu [Tue, 2 Apr 2013 18:25:44 +0000 (11:25 -0700)]
Fixes for dbi_open/close, ITS#7515

11 years agoITS#7561 Fix mdb_drop bugs
Howard Chu [Thu, 4 Apr 2013 23:16:25 +0000 (16:16 -0700)]
ITS#7561 Fix mdb_drop bugs

Check for overflow pages, reset cursor position properly.

11 years agoFix 6beaad52129da5353fd40c0ec48e6a78c4f71a2e
Howard Chu [Thu, 4 Apr 2013 14:25:21 +0000 (07:25 -0700)]
Fix 6beaad52129da5353fd40c0ec48e6a78c4f71a2e

In APPEND don't immediately reject matching key, since this
is valid for APPENDDUP.

11 years agoFix d3990eb2f8b2944782604a2ca7bd52e08c58fc3e
Howard Chu [Thu, 4 Apr 2013 01:26:41 +0000 (18:26 -0700)]
Fix d3990eb2f8b2944782604a2ca7bd52e08c58fc3e

Append mode should *reject* keys that are too small.
Also allow APPENDDUP in mdb_put().

11 years agoFix rebalance when collapsing root page
Howard Chu [Tue, 2 Apr 2013 03:34:40 +0000 (20:34 -0700)]
Fix rebalance when collapsing root page

When fixing other cursors, must also fix their depth.

11 years agoMore fixes for MDB_LAST
Howard Chu [Tue, 2 Apr 2013 02:49:40 +0000 (19:49 -0700)]
More fixes for MDB_LAST

Make sure C_INITIALIZED gets set on successful call

11 years agoITS#7556 fix cursor_sibling for PREV
Howard Chu [Tue, 2 Apr 2013 02:06:05 +0000 (19:06 -0700)]
ITS#7556 fix cursor_sibling for PREV

11 years agoPlug MDB memory leak of DB names.
Hallvard Furuseth [Sun, 31 Mar 2013 21:50:02 +0000 (23:50 +0200)]
Plug MDB memory leak of DB names.

11 years agoSilence signedness warning
Hallvard Furuseth [Sun, 31 Mar 2013 21:48:10 +0000 (23:48 +0200)]
Silence signedness warning

11 years agoFix MDB_DEBUG compile when no varargs macros.
Hallvard Furuseth [Sun, 31 Mar 2013 21:47:45 +0000 (23:47 +0200)]
Fix MDB_DEBUG compile when no varargs macros.

Variables mdb_debug, mdb_debug_start were used undefined.

11 years agoTweak mode_t def per Hallvard's suggestion
Howard Chu [Sun, 31 Mar 2013 19:56:08 +0000 (20:56 +0100)]
Tweak mode_t def per Hallvard's suggestion

11 years agoMSVC doesn't define mode_t
Howard Chu [Sun, 31 Mar 2013 16:10:43 +0000 (08:10 -0800)]
MSVC doesn't define mode_t

11 years agoFix CURSOR_LAST/CURSOR_PREV
Howard Chu [Fri, 29 Mar 2013 08:08:06 +0000 (01:08 -0700)]
Fix CURSOR_LAST/CURSOR_PREV

11 years agoITS#7553 better fix
Howard Chu [Tue, 26 Mar 2013 18:24:59 +0000 (11:24 -0700)]
ITS#7553 better fix

11 years agoITS#7553 deinit cursor after deleting last node
Howard Chu [Mon, 25 Mar 2013 19:15:53 +0000 (12:15 -0700)]
ITS#7553 deinit cursor after deleting last node

11 years agoSilence stupid warnings
Howard Chu [Mon, 25 Mar 2013 18:53:32 +0000 (11:53 -0700)]
Silence stupid warnings

11 years agobugfix for mdb_cursor_put with MDB_MULTIPLE
Claude Brisson [Fri, 22 Mar 2013 15:00:21 +0000 (16:00 +0100)]
bugfix for mdb_cursor_put with MDB_MULTIPLE

If the variable dkey.mv_size is non-zero, then it means dkey
contains some original data which has to be put back in the
child db, typically when the child db has just been created.

But when using MDB_MULTIPLE, if this variable has not been
reset to zero, we may come back to this section and wrongly
think that there is some original data to be taken care of.

11 years agoITS#7538 fallout from ITS#7536 fix.
Howard Chu [Wed, 13 Mar 2013 00:29:34 +0000 (17:29 -0700)]
ITS#7538 fallout from ITS#7536 fix.

Allow leaf pages to have only 1 key.

11 years agoPrecalculate max size of a node
Howard Chu [Wed, 13 Mar 2013 00:25:49 +0000 (17:25 -0700)]
Precalculate max size of a node