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5 weeks agoInternal js/wasm tooling doc updates.
stephan [Sun, 28 Sep 2025 02:30:25 +0000 (02:30 +0000)] 
Internal js/wasm tooling doc updates.

FossilOrigin-Name: 0d6ed44278a513b062539f32da49fa43952fcdf0bc1bba7b24ef3749bc4525a5

5 weeks agoImprove #if support in, and add #assert to, c-pp. Rename target=... preprocessor...
stephan [Sun, 28 Sep 2025 00:53:00 +0000 (00:53 +0000)] 
Improve #if support in, and add #assert to, c-pp. Rename target=... preprocessor symbols to target:... because changes in the semantics for symbols which have an '=' makes some of those #if blocks mutually exclusive (which we won't want in rare cases involving the bundler-friendly builds).

FossilOrigin-Name: 54287487793d48f6dde919446ab7476aea0cc0aba3835c80f060a7b84221881a

5 weeks agoRework the bounds calculations on generate_series() in an attempt to
drh [Sat, 27 Sep 2025 15:03:11 +0000 (15:03 +0000)] 
Rework the bounds calculations on generate_series() in an attempt to
avoid signed integer overflow when the bounds are ridiculous values.

FossilOrigin-Name: 3d9148c7d7379a34a0c2a33a1eb2562234868bc0b14c3d16990b33e52fd4ebc5

5 weeks agoext/wasm/c-pp.c: add #savepoint support. Consolidate how the diverse sqlite3_stmt...
stephan [Sat, 27 Sep 2025 13:34:02 +0000 (13:34 +0000)] 
ext/wasm/c-pp.c: add #savepoint support. Consolidate how the diverse sqlite3_stmt handles are managed.

FossilOrigin-Name: b44650f907e9cb4ec908bb7525488e309946fac9d84cdac4cdde730527a440a9

5 weeks agoUse sqlite3_malloc64() and sqlite3_realloc64() everywhere in the CLI.
drh [Sat, 27 Sep 2025 13:00:37 +0000 (13:00 +0000)] 
Use sqlite3_malloc64() and sqlite3_realloc64() everywhere in the CLI.

FossilOrigin-Name: b05c47009120840f74955114082f3a9c1206a81bd935a503fc359b5bde61c996

5 weeks agoFix a bug in the ".dbtotxt" command of the CLI that causes a NULL pointer
drh [Sat, 27 Sep 2025 12:35:25 +0000 (12:35 +0000)] 
Fix a bug in the ".dbtotxt" command of the CLI that causes a NULL pointer
dereference if run on an in-memory database.

FossilOrigin-Name: 865352499223c3bdc5cb01a2f984d6e3fe74a028ab6a0cf2d92fec49383633f6

5 weeks agoAvoid integer overflow in memory allocation for the
drh [Sat, 27 Sep 2025 12:29:28 +0000 (12:29 +0000)] 
Avoid integer overflow in memory allocation for the
".import --csv" command in the CLI.

FossilOrigin-Name: a8093d45e0f59fd55ea4cba515e9e2eb3683bb0a4f4c062747cfb4074ae3db73

5 weeks agoAdditional cleanup and refinement of the regexp.c extension.
drh [Sat, 27 Sep 2025 11:54:49 +0000 (11:54 +0000)] 
Additional cleanup and refinement of the regexp.c extension.

FossilOrigin-Name: 2b34b750b5528b6dda195bc1a3895dc3fe46e70cbf992a78111316e2726c1ade

5 weeks agoTeach c-pp how to replace configure-script-like @tokens@, giving us a much simpler...
stephan [Sat, 27 Sep 2025 11:38:35 +0000 (11:38 +0000)] 
Teach c-pp how to replace configure-script-like @tokens@, giving us a much simpler way to get the proper WASM file name injected into each JS build.

FossilOrigin-Name: ffd5c8eaa89250a043b573c3eb66693dfec087a5b5eef184ae6d7bfbcf61235a

5 weeks agoRemove and edit some comments.
stephan [Sat, 27 Sep 2025 00:07:25 +0000 (00:07 +0000)] 
Remove and edit some comments.

FossilOrigin-Name: 1fa7e32d264f8329a8c9b0b5b469f1fc7ccadee86696d65e05df7fa3868af158

5 weeks agoAdd wasm.ptr to the module-symbols.html output.
stephan [Sat, 27 Sep 2025 00:05:13 +0000 (00:05 +0000)] 
Add wasm.ptr to the module-symbols.html output.

FossilOrigin-Name: dced5a7c434b83553ede533f71e3133450795c12fc67acd1a55fdedfa8fed76c

5 weeks agoLatest upstream c-pp.c for the ability to process multiple inputs and outputs in...
stephan [Sat, 27 Sep 2025 00:04:28 +0000 (00:04 +0000)] 
Latest upstream c-pp.c for the ability to process multiple inputs and outputs in a single invocation.

FossilOrigin-Name: c7633373046ceb94f293b8fbd4f436a1eb281c2744d97334c6e7e3a803d8eac2

6 weeks agoDelay replacing the wasm file name strings until they're needed. Add target b-all...
stephan [Fri, 26 Sep 2025 19:41:07 +0000 (19:41 +0000)] 
Delay replacing the wasm file name strings until they're needed. Add target b-all to run all known wasm builds.

FossilOrigin-Name: a4edaecc9b0b649df53a99e05d9abfbc5bdb40d45c7c6940a50b24fa30dca158

6 weeks agoConsolidate some duplicate code in mkwasmbuilds.c.
stephan [Fri, 26 Sep 2025 19:30:34 +0000 (19:30 +0000)] 
Consolidate some duplicate code in mkwasmbuilds.c.

FossilOrigin-Name: 1078aa4f1e5685d45e31eea622865ddd077f367f1cec90fc267e8ba50cbe2ee9

6 weeks agoClean up how the speedtest1 64-bit test/demo files are generated. Make log output...
stephan [Fri, 26 Sep 2025 19:19:35 +0000 (19:19 +0000)] 
Clean up how the speedtest1 64-bit test/demo files are generated. Make log output very slightly less verbose.

FossilOrigin-Name: 64715e92708e4f8c5b82c1f4ed71b75f418bf741f7f05516eab309582fbfad2b

6 weeks agoGet 64-bit builds of speedtest1.wasm running in order to better compare 32-/64-bit...
stephan [Fri, 26 Sep 2025 18:29:00 +0000 (18:29 +0000)] 
Get 64-bit builds of speedtest1.wasm running in order to better compare 32-/64-bit performance (spoiler alert: the latter is consistently roughly 10% slower). Add WASM heap usage info to speedtest1.

FossilOrigin-Name: 70b944cc0189309c2265b184381f2f050bced7b83f204d57b912def6e203982a

6 weeks agoReinstate the Module.instantiateWasm() override and simplify how the wasm filename...
stephan [Fri, 26 Sep 2025 17:11:39 +0000 (17:11 +0000)] 
Reinstate the Module.instantiateWasm() override and simplify how the wasm filename gets injected into the JS files.

FossilOrigin-Name: e878ffd2eaa87e2978c44fcd03a1eb6114a9ae31e31101898d682f43cf81000f

6 weeks agoLimit the complexity of a REGEXP pattern using SQLITE_LIMIT_LIKE_PATTERN_LENGTH
drh [Fri, 26 Sep 2025 15:38:52 +0000 (15:38 +0000)] 
Limit the complexity of a REGEXP pattern using SQLITE_LIMIT_LIKE_PATTERN_LENGTH

FossilOrigin-Name: 869c968569b09d05a5b7d587d8fddb3b4611daf7467dc157701e5dc6c9608606

6 weeks agoIn the regexp extension, limit the maximum value of integers in the
drh [Fri, 26 Sep 2025 13:14:20 +0000 (13:14 +0000)] 
In the regexp extension, limit the maximum value of integers in the
"{p,q}" syntax, as performance of the NFA used to do pattern matching
is linear in the maximum such integer.  The limit is SQLITE_MAX_REGEXP_REPEAT
which defaults to 999.  This helps to prevent DoS attacks in systems that
make use of the regexp extension.

FossilOrigin-Name: 911c745f88c0ee8569e67bbcbbab034264f8c981b505aadac3ce7289486a1a68

6 weeks agoGet wasmfs build working in the new setup. Disable the custom wasm loader because...
stephan [Fri, 26 Sep 2025 12:49:41 +0000 (12:49 +0000)] 
Get wasmfs build working in the new setup. Disable the custom wasm loader because its generated makefile code is currently broken.

FossilOrigin-Name: 36bc2514f70af5608aa20903d9c38b316603e2f78f2cbf4a20c7c79b60c5b8d5

6 weeks agoFix harmless integer overflows caused by over-sized integer constants in
drh [Fri, 26 Sep 2025 11:53:54 +0000 (11:53 +0000)] 
Fix harmless integer overflows caused by over-sized integer constants in
the "{m,n}" syntax of the regexp extension.

FossilOrigin-Name: 8f17e1d869685b51f3368feed03dc06543ec16bc8fd81b8daad2ac2dbf99c5d6

6 weeks agoDocs and dead code removal in mkwasmbuilds.c.
stephan [Fri, 26 Sep 2025 11:47:13 +0000 (11:47 +0000)] 
Docs and dead code removal in mkwasmbuilds.c.

FossilOrigin-Name: d022ee167b90a7c32049a93d476e869270018017f60551185024409730d77640

6 weeks agoFix some integer overflow problems when handling corrupt hexdb dumps in the shell...
dan [Fri, 26 Sep 2025 11:45:13 +0000 (11:45 +0000)] 
Fix some integer overflow problems when handling corrupt hexdb dumps in the shell tool. [forum:/forumpost/82b513b116 | Forum post 82b513b116].

FossilOrigin-Name: 730323f95d126162fd2867dbee1e1f1fc1d6e05b8a905a6767c4ab1cb43dacff

6 weeks agoAdd new table-valued functions jsonb_each() and jsonb_tree() that work just
drh [Fri, 26 Sep 2025 11:36:10 +0000 (11:36 +0000)] 
Add new table-valued functions jsonb_each() and jsonb_tree() that work just
like json_each() and json_tree() except that the "value" column is JSONB
instead of JSON text when the "type" is 'object' or 'array'.

FossilOrigin-Name: dfc41cb3aad7fedd834baaaba0d8e3aeb55a249af4f0934397652ea9c59dc9fc

6 weeks agoFix a harmless compiler warning. jsonb_each
drh [Fri, 26 Sep 2025 11:28:01 +0000 (11:28 +0000)] 
Fix a harmless compiler warning.

FossilOrigin-Name: c50a3c45a20e5b9d48e749818bea06dfa99b729535e0617347c6ece1d277a447

6 weeks agoIn c-pp.c, use (void)x instead of an empty if(x){} to flag unused arguments.
stephan [Fri, 26 Sep 2025 11:14:15 +0000 (11:14 +0000)] 
In c-pp.c, use (void)x instead of an empty if(x){} to flag unused arguments.

FossilOrigin-Name: df9ab8a35517e3a2baf4b19d07d46ce3f8b48043ccdeadef22bffc12e80461c3

6 weeks agoOn-demand loading of JSON virtual tables.
drh [Fri, 26 Sep 2025 10:29:07 +0000 (10:29 +0000)] 
On-demand loading of JSON virtual tables.

FossilOrigin-Name: 118f97ddcd8f888715825a623c02d42b92a82737a316f7bee4cd66f570945346

6 weeks agoMore build docs. Add a speedtest1 64-bit build but it's not hooked up to any test...
stephan [Fri, 26 Sep 2025 02:18:28 +0000 (02:18 +0000)] 
More build docs. Add a speedtest1 64-bit build but it's not hooked up to any test apps yet. Improve invalid-arg detection in c-pp.

FossilOrigin-Name: 69086be8a155d70d9dd7b655b66809250b24fe6d5bcdc6cb5e0275446a43f51d

6 weeks agoBuild cleanups and dead code removal.
stephan [Fri, 26 Sep 2025 01:38:07 +0000 (01:38 +0000)] 
Build cleanups and dead code removal.

FossilOrigin-Name: b516109e5accc885b71900402c800ae855407552648861334c895f0e5dea4ee5

6 weeks agoAdd JSON table-valued functions jsonb_each() and jsonb_tree().
drh [Thu, 25 Sep 2025 23:32:23 +0000 (23:32 +0000)] 
Add JSON table-valued functions jsonb_each() and jsonb_tree().

FossilOrigin-Name: 2f8b461c636ce2c0e7970c00d1e6ea62cdef72273150fea6aabe4e9292724977

6 weeks agoInclude writes to temp files by sort operations in the SQLITE_DBSTATUS_SPILL values.
dan [Thu, 25 Sep 2025 19:32:29 +0000 (19:32 +0000)] 
Include writes to temp files by sort operations in the SQLITE_DBSTATUS_SPILL values.

FossilOrigin-Name: 4c1118ba40172af61d9304dec7a9c7344566e6a5963a317880ad232bebb40176

6 weeks agowasm dist: add --snapshot flag, add -64 flag to include 64-bit builds, and add module...
stephan [Thu, 25 Sep 2025 18:53:28 +0000 (18:53 +0000)] 
wasm dist: add --snapshot flag, add -64 flag to include 64-bit builds, and add module-symbols.html to the dist.

FossilOrigin-Name: e9a6391b377b6964620285192262a4dc9fe1712799f7aa8a8b37c5f718544ed2

6 weeks agoReplace ext/wasm/dist.make with mkdist.sh and get dist working with the new build...
stephan [Thu, 25 Sep 2025 17:29:12 +0000 (17:29 +0000)] 
Replace ext/wasm/dist.make with mkdist.sh and get dist working with the new build. Fix the preprocessing flags for tester1-esm.html.

FossilOrigin-Name: ab6eb4d3b723107da488770b1849b9f1d1c491348f1eaa544e0e07356b8fac7d

6 weeks agoOverhaul the wasm build to (A) support more coexisting variants, e.g. 32/64-bit of...
stephan [Thu, 25 Sep 2025 15:17:58 +0000 (15:17 +0000)] 
Overhaul the wasm build to (A) support more coexisting variants, e.g. 32/64-bit of both vanilla and esm, and (B) build each variant to its own subdir so that they can build in parallel. It can, with make -j4, now build all new variants in half the time it previously took for just the 32-bit builds. The new build logging output, though unconventional, serves two purposes: (A) improve my build-time situational awareness and (B) it help demystify some of the build steps and output files.

FossilOrigin-Name: 2f4be98614b49def2c2951887796c736269ef3bb7ba5b045cae5f748ae165a83

6 weeks agoFix the translation of "\v" in JSON5.
drh [Thu, 25 Sep 2025 15:06:57 +0000 (15:06 +0000)] 
Fix the translation of "\v" in JSON5.
[forum:/forumpost/28e21085f9c6a4e7|Forum post 28e21085f9].

FossilOrigin-Name: 2914e8fc7b10e8b42c9a0fbd0e71f495714cee3cae67b8c238d37b1e7ec22359

6 weeks agoRemove some superfluous tabs and add the mkwasmbuilds ability to emit just its prologue. wasm-rebuild-2025
stephan [Thu, 25 Sep 2025 14:44:03 +0000 (14:44 +0000)] 
Remove some superfluous tabs and add the mkwasmbuilds ability to emit just its prologue.

FossilOrigin-Name: 75079401753778e3bc2f7fa307de9217e8d1ec395079fc1009060f707be32943

6 weeks agoMinor logging fix for the wasm-opt build step.
stephan [Thu, 25 Sep 2025 14:39:41 +0000 (14:39 +0000)] 
Minor logging fix for the wasm-opt build step.

FossilOrigin-Name: 918eca02d162cfa98613f9d8d9b0901f9f94ae1bcb53d811b09baec6c3f06bbe

6 weeks agoMove fiddle.make into the main makefile. Various adjacent cleanups and docs.
stephan [Thu, 25 Sep 2025 14:29:47 +0000 (14:29 +0000)] 
Move fiddle.make into the main makefile. Various adjacent cleanups and docs.

FossilOrigin-Name: fabd6160d0c128592ce512b1160dfa0b89b1fbb03e11cd185c6a4888a85cc7fb

6 weeks agoAvoid an integer overflow in the shell tool when outputing hex dumps of blobs greater...
dan [Thu, 25 Sep 2025 11:10:55 +0000 (11:10 +0000)] 
Avoid an integer overflow in the shell tool when outputing hex dumps of blobs greater than 1GB in size.

FossilOrigin-Name: 4a1bb874f12adda26e91970b64e700cb904c126412989be4debac9a5647d6f69

6 weeks agoConvert the ShellText object in the CLI to use sqlite3_malloc64() rather than
drh [Thu, 25 Sep 2025 10:55:54 +0000 (10:55 +0000)] 
Convert the ShellText object in the CLI to use sqlite3_malloc64() rather than
plain malloc().  Avoid unnecessary quoting of table names in .dump output
and similar.  Improved detection of OOM in set_table_name().

FossilOrigin-Name: 6ce4f6dc15a575c318669051fe6590ad114b52ff3f3e260cdf7accccdd922d63

6 weeks agoAvoid an integer overflow ([forum:/forumpost/b3abe06121 | forum post b3abe06121]...
dan [Thu, 25 Sep 2025 10:50:11 +0000 (10:50 +0000)] 
Avoid an integer overflow ([forum:/forumpost/b3abe06121 | forum post b3abe06121]) and a compiler warning ([forum:/forumpost/3db6aa9ed6 | forum post 3db6aa9ed6]) in the shell tool code.

FossilOrigin-Name: 39925489b347ec3126389c6dba1ee719373e50c6cea6944384a212c3a3e163d2

6 weeks agoMinor build cleanups.
stephan [Thu, 25 Sep 2025 02:30:55 +0000 (02:30 +0000)] 
Minor build cleanups.

FossilOrigin-Name: 05e7ea021388fcac975779cd2a70e341e25670e70d1d9f372f15b823b2466750

6 weeks agoConsolidate the speedtest1 wasm build into the new mkwasmbuilds.c model. Remove the...
stephan [Thu, 25 Sep 2025 02:02:48 +0000 (02:02 +0000)] 
Consolidate the speedtest1 wasm build into the new mkwasmbuilds.c model. Remove the long-unused batch-runner JS tools.

FossilOrigin-Name: 980c033c05bf37c0e8f5e82486ee99ba1294cc9c9e2087aaf83b64e5d0118b5f

6 weeks agoWasm build deps fixes.
stephan [Thu, 25 Sep 2025 00:53:30 +0000 (00:53 +0000)] 
Wasm build deps fixes.

FossilOrigin-Name: fd0c649047f4e444ea682138a3555a973839627150e1124bb9d9ced17880a9e5

6 weeks agoMove the static makefile code from mkwamsbuilds.c into the makefile. Move util.make...
stephan [Wed, 24 Sep 2025 23:07:45 +0000 (23:07 +0000)] 
Move the static makefile code from mkwamsbuilds.c into the makefile. Move util.make back into the main makefile. Remove a bunch of dead makefile code and docs.

FossilOrigin-Name: 18beeb26bfa48f806866e0e330024535adabcf668071abc4b6251eb39de2701d

6 weeks agoCosmetic makefile tweaks.
stephan [Wed, 24 Sep 2025 20:53:19 +0000 (20:53 +0000)] 
Cosmetic makefile tweaks.

FossilOrigin-Name: 4ec7e6800e090f7e17469a77bc37b57d3e1777171a5b354dfc68345416de504f

6 weeks agoFix the makefile so that "<tt>test/testrunner.tcl release --buildonly</tt>"
drh [Wed, 24 Sep 2025 20:44:33 +0000 (20:44 +0000)] 
Fix the makefile so that "<tt>test/testrunner.tcl release --buildonly</tt>"
works on mac.  Apparently broken by [b7751d144330593b].

FossilOrigin-Name: 023365228f3264c53263b649365e7c133d8633010baf6e050fdee044a40454dd

6 weeks agoGet the tester1 worker1/promiser demos building again. Show WASM heap usage in tester...
stephan [Wed, 24 Sep 2025 20:39:08 +0000 (20:39 +0000)] 
Get the tester1 worker1/promiser demos building again. Show WASM heap usage in tester1 if.

FossilOrigin-Name: 6691a84872f823c95b0bdc3db8e12d21c9561aa1e1ce1d787a977f2c5ef8225a

6 weeks agoAdd an assert() to fix a harmless compiler warning in the session extension.
drh [Wed, 24 Sep 2025 20:09:48 +0000 (20:09 +0000)] 
Add an assert() to fix a harmless compiler warning in the session extension.

FossilOrigin-Name: d77b8ad96c695594668cd7019c7f607fe5efa5474dde0ece8b621051cf88a0b5

6 weeks agoFix a harmless compiler warning in FTS5.
drh [Wed, 24 Sep 2025 19:51:07 +0000 (19:51 +0000)] 
Fix a harmless compiler warning in FTS5.

FossilOrigin-Name: 89f8d02075a7b265b1f0226a0f878903e1dce27ff1ac2e8a2d62d450b9b4ec76

6 weeks agoRework the set_table_name() function in the CLI to use modern APIs.
drh [Wed, 24 Sep 2025 19:10:58 +0000 (19:10 +0000)] 
Rework the set_table_name() function in the CLI to use modern APIs.
[forum:/forumpost/2baa4acd64|Forum post 2baa4acd64].

FossilOrigin-Name: 821cc0e421bc14a68ebaee507e38a900e0c84ff6ba7ee95bf796cad387755232

6 weeks agoSpecial case the "decimal(-0.0)" output to show exactly 0.0, just as it
drh [Wed, 24 Sep 2025 17:49:09 +0000 (17:49 +0000)] 
Special case the "decimal(-0.0)" output to show exactly 0.0, just as it
does for positive zero.
[forum:/forumpost/adc719d88d56ab22|Forum post adc719d88].

FossilOrigin-Name: 9ca4163bd93d78be5e4daf2b5d2b920d54d038c6fa8217dd2add0be0da6cd6b0

6 weeks agoGenerate 64-bit variants of tester1.js/html. Enhance c-pp to accept multiple input...
stephan [Wed, 24 Sep 2025 17:46:08 +0000 (17:46 +0000)] 
Generate 64-bit variants of tester1.js/html. Enhance c-pp to accept multiple input files.

FossilOrigin-Name: ef6c55e4499957fb46b213540786e5d3928ec096eae1fe759066ed011518e7a2

6 weeks agoFix a harmless compiler warning in IEEE754.
drh [Wed, 24 Sep 2025 17:38:13 +0000 (17:38 +0000)] 
Fix a harmless compiler warning in IEEE754.

FossilOrigin-Name: 7f72308322cd1f238e6c725ec6bff44ed42fb2619f3f52afe38e2faad838a63f

6 weeks agoAdditional short-circuit optimizations for AND/OR operators. Also fix
drh [Wed, 24 Sep 2025 17:07:15 +0000 (17:07 +0000)] 
Additional short-circuit optimizations for AND/OR operators.  Also fix
bugs in prior implementations (such as [0083d5169a46104a]).

FossilOrigin-Name: 63b686fe4cb1d5d82dd3a399aaafd1dfcbda533ca83b46ed2bc2750baa7f251d

6 weeks agoSimplification to the AND/OR short-circuit logic. short-circuit
drh [Wed, 24 Sep 2025 16:26:44 +0000 (16:26 +0000)] 
Simplification to the AND/OR short-circuit logic.

FossilOrigin-Name: 7be555a3b8500c43c2f30171af26bcda9bcb68f41992b792228218a56315e7c4

6 weeks agoImprove performance of window function queries that use "BETWEEN :x FOLLOWING AND...
dan [Wed, 24 Sep 2025 16:10:46 +0000 (16:10 +0000)] 
Improve performance of window function queries that use "BETWEEN :x FOLLOWING AND :y FOLLOWING" where :y is a very large number.

FossilOrigin-Name: 1f0b7143575634929c0f77bafa888f0be2dd83f0c6c3deadd8299ac4ab8a8c01

6 weeks agoFixes to short-circuit AND/OR evaluation.
drh [Wed, 24 Sep 2025 14:43:42 +0000 (14:43 +0000)] 
Fixes to short-circuit AND/OR evaluation.

FossilOrigin-Name: bc4cadbd60b97d000d2e8be843acab9d82ddf10a8125fd9cc0ae101bb9850091

6 weeks agoAdd docs to mkwasmbuilds.c explaining the purpose of each of the builds. Remove some...
stephan [Wed, 24 Sep 2025 13:59:53 +0000 (13:59 +0000)] 
Add docs to mkwasmbuilds.c explaining the purpose of each of the builds. Remove some inadvertent copy/paste hard tabs in some C-side makefile code.

FossilOrigin-Name: a2bd965e103026ff5c722357ed9e3432172bbc19d267e718ebd4a876eca41742

6 weeks agoFactor out the code that handles AND and OR short-circuiting into a
drh [Wed, 24 Sep 2025 13:10:55 +0000 (13:10 +0000)] 
Factor out the code that handles AND and OR short-circuiting into a
separate subroutine, for performance and legibility.

FossilOrigin-Name: cab84a65c3825c59f3a7a750f4983563ce7ad007125cbcf35c187326289fea89

6 weeks agoFix incorrect buffer size computation for the base64() extension function.
drh [Wed, 24 Sep 2025 12:01:50 +0000 (12:01 +0000)] 
Fix incorrect buffer size computation for the base64() extension function.
[forum:/forumpost/b1993c858f|Forum post b1993c858f].

FossilOrigin-Name: 603efcd404f0013559ca5bd936fc39481a3aa33a10340bac27b751b6b286d0b7

6 weeks agoRestrict the size of the LIMIT on a generate_series() query to avoid
drh [Wed, 24 Sep 2025 11:12:26 +0000 (11:12 +0000)] 
Restrict the size of the LIMIT on a generate_series() query to avoid
an integer overflow when computing the final output value.
[forum:/forumpost/479bfb0d3b|Forum post 479bfb0d3b].

FossilOrigin-Name: 266aacb4759945f7cf7a258014620f21225261246edc08e6e71ff5292baf22f3

6 weeks agoCosmetic build tweaks.
stephan [Wed, 24 Sep 2025 07:31:19 +0000 (07:31 +0000)] 
Cosmetic build tweaks.

FossilOrigin-Name: 431725330d6c63575dbf3404664a7af33d4d87c569560e99c18de93eb4d73935

6 weeks agoFix the positioning of the wasm-bare-bones flag init.
stephan [Wed, 24 Sep 2025 07:00:37 +0000 (07:00 +0000)] 
Fix the positioning of the wasm-bare-bones flag init.

FossilOrigin-Name: f5167fb3615efc180e69333f99d82d6afc1d190e7f37b6a701895de00502d8c8

6 weeks agoIn speedtest1, always use fatal_error() to exit fatally, instead of an fprintf/exit...
stephan [Wed, 24 Sep 2025 06:59:47 +0000 (06:59 +0000)] 
In speedtest1, always use fatal_error() to exit fatally, instead of an fprintf/exit() pair, so that stdout/stderr get flushed consistently (which is significant for the WASM build).

FossilOrigin-Name: 1bd15cb343f6ce57f108291a8ed0f3ee2046932591d44edec133fe3ea43a2ef0

6 weeks agoFurther wasm build refactoring. Get speedtest1 building again.
stephan [Wed, 24 Sep 2025 06:43:24 +0000 (06:43 +0000)] 
Further wasm build refactoring. Get speedtest1 building again.

FossilOrigin-Name: 5434307dcd927686ce827da22de55020c4b431f888ac81ae3634d458ad0b563d

6 weeks agoMove some of the generated wasm makefile utility code out of C and into util.make.
stephan [Wed, 24 Sep 2025 04:58:14 +0000 (04:58 +0000)] 
Move some of the generated wasm makefile utility code out of C and into util.make.

FossilOrigin-Name: a2935758f534b51cac3d2e5ece74b369c806e3a994781744708e1590b9c32542

6 weeks agoGeneric build simplifications.
stephan [Wed, 24 Sep 2025 03:05:31 +0000 (03:05 +0000)] 
Generic build simplifications.

FossilOrigin-Name: 61648610c3e454fce77b78e6f6be1b71e27bb9587af03ae5c0e083eac7158a64

6 weeks agoGet fiddle building properly again and fiddle/fiddle.debug building in parallel.
stephan [Wed, 24 Sep 2025 01:50:08 +0000 (01:50 +0000)] 
Get fiddle building properly again and fiddle/fiddle.debug building in parallel.

FossilOrigin-Name: 85fe9c6155f72583cea46d38bf5e040623d71fb5317ff9373421dbfdb179b2b0

6 weeks agoImproved short-circuit evaluation of AND and OR. All appears to work, but
drh [Wed, 24 Sep 2025 00:13:28 +0000 (00:13 +0000)] 
Improved short-circuit evaluation of AND and OR.  All appears to work, but
there are still testing and performance issues to be worked out.

FossilOrigin-Name: 0d4447aa61848deecf9170afce031f7b353b91d58474f3f094ce34e46be7f99e

6 weeks agoGet fiddle/fiddle.debug building again but they're incomplete and don't run.
stephan [Tue, 23 Sep 2025 23:22:31 +0000 (23:22 +0000)] 
Get fiddle/fiddle.debug building again but they're incomplete and don't run.

FossilOrigin-Name: d725a075bc3303c5a26c4014f57162235cebc6491425083b4d80936de8f07fb0

6 weeks agoImprovements to short-circuit evaluation of AND and OR operators.
drh [Tue, 23 Sep 2025 17:00:53 +0000 (17:00 +0000)] 
Improvements to short-circuit evaluation of AND and OR operators.
This is a partial and incomplete response to
[forum:/forumpost/f5adeb59ff77c056|forum post f5adeb59ff77c056].

FossilOrigin-Name: cea8bf79e18d55a8658e48a967cd0b7970b6f88badb769cfbb1f66ab24fb9ec8

6 weeks agoIn the ieee754 extension, render -0.0 as 'ieee754(-1,-3071)' instead of
drh [Tue, 23 Sep 2025 16:01:45 +0000 (16:01 +0000)] 
In the ieee754 extension, render -0.0 as 'ieee754(-1,-3071)' instead of
'ieee754(1,-3071)' as that makes the sign clearer.  Both strings still
convert back to -0.0.  Note that negative zero
and positive zero are distinct values in ieee754.
[forum:/forumpost/1eab7e4a08|Forum post 1eab7e4a08].

FossilOrigin-Name: 136188c161a8a2d5166798fcbd341bd1d3f81da7291011f806d6b2153544832c

6 weeks agoGet most of the wasm build (re)working and much prettier.
stephan [Tue, 23 Sep 2025 13:49:44 +0000 (13:49 +0000)] 
Get most of the wasm build (re)working and much prettier.

FossilOrigin-Name: a5a7890c75003a637a227b700dc342f4f4a24bd368b216bdb168b4ddfbe8f015

6 weeks agoCosmetic wasm build tweaks. Fixed wasm-opt use, broken by this branch's refactoring.
stephan [Tue, 23 Sep 2025 10:46:17 +0000 (10:46 +0000)] 
Cosmetic wasm build tweaks. Fixed wasm-opt use, broken by this branch's refactoring.

FossilOrigin-Name: 4d7eff2afbcf023291bc1133c4413d1ea44f4096bb515e4bcd40bc8fc8d2a591

6 weeks agoMake it easier to pick out which parallel build messages belong to which wasm build.
stephan [Tue, 23 Sep 2025 08:44:07 +0000 (08:44 +0000)] 
Make it easier to pick out which parallel build messages belong to which wasm build.

FossilOrigin-Name: 913af3dd6a8da577ef19b0d82c8afec0c626d7fa5fddbdf418d2eb16c3050ab1

6 weeks agoMore build restructuring.
stephan [Tue, 23 Sep 2025 08:23:23 +0000 (08:23 +0000)] 
More build restructuring.

FossilOrigin-Name: 7bee8ee76380b2c1beb320b55042f149c22f872c70b58461652fa5bcbf6ad3c7

6 weeks agoCreate each distinct wasm build into its own dir, instead of all going to in jswasm...
stephan [Tue, 23 Sep 2025 06:31:24 +0000 (06:31 +0000)] 
Create each distinct wasm build into its own dir, instead of all going to in jswasm/sqlite3.wasm, so that the build can now run in parallel.

FossilOrigin-Name: 47526a75f2ad85100b1eae7ab1cf9a9dddd4430a99f7a30aa0c16548d1db9d33

6 weeks agoStart reworking the wasm build (again) with an eye towards simplifying it. Currently...
stephan [Tue, 23 Sep 2025 05:10:19 +0000 (05:10 +0000)] 
Start reworking the wasm build (again) with an eye towards simplifying it. Currently only the canonical and esm builds work, not fiddle, speedtest, nor the bundler stuff.

FossilOrigin-Name: 102c4a35b86405273d1f7e9e34466c9deed7831099a8207b6f48746b998193f9

6 weeks agoAdd makefile target '64bit' to ext/wasm/GNUmakefile to build the 64-bit bundles....
stephan [Tue, 23 Sep 2025 02:04:07 +0000 (02:04 +0000)] 
Add makefile target '64bit' to ext/wasm/GNUmakefile to build the 64-bit bundles. It does not yet generate copies of the test apps to load/test them, pending other reworking of the build.

FossilOrigin-Name: 3e2ea990ad76f9e68d514568f53eaa692a1eb11695fceb1bcc58cea00605fff9

6 weeks agoSlight correction to the diagram in the previous checkin.
stephan [Tue, 23 Sep 2025 00:24:58 +0000 (00:24 +0000)] 
Slight correction to the diagram in the previous checkin.

FossilOrigin-Name: 6455af2703e78fb9b6df19cf4b46873d98ec91c3302dc0093a362d03ac48da91

6 weeks agoAdd a high-level diagram showing how sqlite3.js gets assembled.
stephan [Mon, 22 Sep 2025 23:48:05 +0000 (23:48 +0000)] 
Add a high-level diagram showing how sqlite3.js gets assembled.

FossilOrigin-Name: e0dfa1e62ba6d71abe1f48969eb6f53c83f2c28d47b996ee223587d923cc282f

6 weeks agoRefactor and simplify the JS API bootstrap steps.
stephan [Mon, 22 Sep 2025 21:04:24 +0000 (21:04 +0000)] 
Refactor and simplify the JS API bootstrap steps.

FossilOrigin-Name: a4f36fd93738f985d2c757c69eddca092732ce6148af98eb2595f9abe0d4fa44

6 weeks agoUpdate ext/wasm/api/README.md for recent changes.
stephan [Mon, 22 Sep 2025 18:05:10 +0000 (18:05 +0000)] 
Update ext/wasm/api/README.md for recent changes.

FossilOrigin-Name: 03b70686939e5f9ad984220a31674c23a1beb19f040c6327f24e23f0378555da

6 weeks agoCleanups and docs in the internal parts of the JS lib bootstrapping. More tinkering...
stephan [Mon, 22 Sep 2025 17:29:52 +0000 (17:29 +0000)] 
Cleanups and docs in the internal parts of the JS lib bootstrapping. More tinkering with the custom (but still disabled) wasm file loader.

FossilOrigin-Name: 35651d9ab5529da915500fc50ca3833a004d0b7a19d98e8fbf39234d94697aec

6 weeks agoRevise [a4430d262b3e129d] to preserve legacy behavior of the imposter
drh [Mon, 22 Sep 2025 17:28:08 +0000 (17:28 +0000)] 
Revise [a4430d262b3e129d] to preserve legacy behavior of the imposter
test-control.  The control argument must be 2 now to get read-only behavior.
The control argument of 1 goes back to the prior read/write behavior.

FossilOrigin-Name: 3e7ede2e6dc9ac8e746dafe0ecb5379044631e753e951f9ab97ec84addbd830a

6 weeks agoIn wasm.ptr.coerce(), treat the undefined value the same as 0 for Number-type pointer...
stephan [Mon, 22 Sep 2025 13:13:02 +0000 (13:13 +0000)] 
In wasm.ptr.coerce(), treat the undefined value the same as 0 for Number-type pointers for consistency with the BigInt coercion. The bindings have long treated both null and undefined as === 0 for pointer operations.

FossilOrigin-Name: ef73bb1ddae28c6a0b462a2a840bfaaec3fc70d843e9ab6c53097281ffc85a78

6 weeks agoMinor doc updates. No functional changes.
stephan [Mon, 22 Sep 2025 11:52:06 +0000 (11:52 +0000)] 
Minor doc updates. No functional changes.

FossilOrigin-Name: 9c67299b452a2b19b5f4285feb975b30864a9415ccf62b7c7ebb1587a6545b33

6 weeks agoRework the JS/WASM pieces for compatibility with both 32-bit and 64-bit WASM environm...
stephan [Mon, 22 Sep 2025 11:41:15 +0000 (11:41 +0000)] 
Rework the JS/WASM pieces for compatibility with both 32-bit and 64-bit WASM environments. This affects only the browser-side components, not the --with-wasi-sdk build nor the core library.

FossilOrigin-Name: 8ac367686fecd2e3ff1f4b4565e9f206a64237744e381704693df2e6efbe235a

6 weeks agoFix a problem with handling of 4-byte utf-8 characters in the shell tool (not the...
dan [Mon, 22 Sep 2025 10:48:10 +0000 (10:48 +0000)] 
Fix a problem with handling of 4-byte utf-8 characters in the shell tool (not the sqlite library). Forum post [forum:/forumpost/184b372388 | 184b372388].

FossilOrigin-Name: f3e845cf38fc364bfa3f8d433b668f884d11286c823d87ee0ed124a991c94e14

6 weeks agoExperimenting with a custom wasm loader, but don't enable it without an explicit... wasm-64bit
stephan [Mon, 22 Sep 2025 02:40:06 +0000 (02:40 +0000)] 
Experimenting with a custom wasm loader, but don't enable it without an explicit build flag. The goal here is to make the WebAssembly.Module object available internally (the default loader hides it from us).

FossilOrigin-Name: e5f0256feab95c30a8e3e1e69963fb3e25ed2da296aff5bc6646fe96a76c0b81

6 weeks agoMinor internal optimizations in the wasm glue.
stephan [Sun, 21 Sep 2025 23:15:12 +0000 (23:15 +0000)] 
Minor internal optimizations in the wasm glue.

FossilOrigin-Name: fb053a27d94f9caedfddf28680e13836343745376e84c8008641df6bb517cd8b

6 weeks agoA minor optimization in wasm.realloc().
stephan [Sun, 21 Sep 2025 22:17:13 +0000 (22:17 +0000)] 
A minor optimization in wasm.realloc().

FossilOrigin-Name: 6a070f450ac9ee3d4d6a3e05ef8fa2071a684181ea160805e236c3bba226510a

6 weeks agoRemove some stale makefile comments. Add a little widget to fiddle's toolbar which...
stephan [Sun, 21 Sep 2025 22:08:05 +0000 (22:08 +0000)] 
Remove some stale makefile comments. Add a little widget to fiddle's toolbar which shows whether it's running in 32- or 64-bit mode. Reduce fiddle's starting memory to 8MB.

FossilOrigin-Name: e99730f96e13f7497a871fdcc5eaa4187835f005a759f0fc79bbfe982f454437

6 weeks agoImprove db-close-time cleanup in the face of WASM environments which wrap wasm.export...
stephan [Sun, 21 Sep 2025 21:37:44 +0000 (21:37 +0000)] 
Improve db-close-time cleanup in the face of WASM environments which wrap wasm.exports in nullary wrappers.

FossilOrigin-Name: fbb63634eab83fda0090fe2c38bda735b497fd6e57dd36344559962e396dbb17

6 weeks agoFix a Number/BigInt descrepancy in oo1.DB() when passed a WASM-string db filename...
stephan [Sun, 21 Sep 2025 21:17:41 +0000 (21:17 +0000)] 
Fix a Number/BigInt descrepancy in oo1.DB() when passed a WASM-string db filename. Consolidate some duplicated internal code and adjacent minor cleanups.

FossilOrigin-Name: d078aff7817ccd4f891024e55703519307a53815d472086bf3d42b2be28698b3

6 weeks agoFix a StructType.dispose()/ondispose() memleak in Jaccwabyt bindings in 64-bit builds...
stephan [Sun, 21 Sep 2025 20:26:47 +0000 (20:26 +0000)] 
Fix a StructType.dispose()/ondispose() memleak in Jaccwabyt bindings in 64-bit builds and update its docs for 64-bit additions. Remove the parts of tester1.js related to skipping specific tests in 64-bit builds.

FossilOrigin-Name: 6baea1d719b0c345fee5f32a3917ce9c507a2d8cb029eaca675daca77f297eba

6 weeks agoGeneral cleanups and dead code removal.
stephan [Sun, 21 Sep 2025 19:39:06 +0000 (19:39 +0000)] 
General cleanups and dead code removal.

FossilOrigin-Name: 0336fa95e15c53ac6ab8152a840163a5aac64725874ffb848ce1d95e3af90586

6 weeks agoRemove some dead code and stray debug output. Fix (again) the JS SQLTester for 64...
stephan [Sun, 21 Sep 2025 19:01:15 +0000 (19:01 +0000)] 
Remove some dead code and stray debug output. Fix (again) the JS SQLTester for 64-bit (the previous build was set to 32-bit).

FossilOrigin-Name: a6b9567001dad0293dc6a7fe9a7ec1a220e41d9426448e2ab91dbd551948be15

6 weeks agoUpdate the JS SQLTester for recent sqlite3.wasm changes.
stephan [Sun, 21 Sep 2025 18:42:25 +0000 (18:42 +0000)] 
Update the JS SQLTester for recent sqlite3.wasm changes.

FossilOrigin-Name: 0fa1830540bcb86f5c59b1a6a9ffd8727c194a64a131d9d362023c84a3b820cb