This file is intended to be combined at build-time with other
related code, most notably a header and footer which wraps this
- whole file into an Emscripten Module.postRun() handler which has a
- parameter named "Module" (the Emscripten Module object). The sqlite3
- JS API has no hard requirements on Emscripten, and does not expose
+ whole file into an Emscripten Module.postRun() handler. The sqlite3
+ JS API has no hard requirements on Emscripten and does not expose
any Emscripten APIs to clients. It is structured such that its build
can be tweaked to include it in arbitrary WASM environments which
- supply the necessary underlying features (e.g. a POSIX file I/O
+ can supply the necessary underlying features (e.g. a POSIX file I/O
layer).
Main project home page: https://sqlite.org
Emscripten. (Note the default values for the config object!) The
config object is only honored the first time this is
called. Subsequent calls ignore the argument and return the same
- (configured) object which gets initialized by the first call.
- This function will throw if any of the required config options are
+ (configured) object which gets initialized by the first call. This
+ function will throw if any of the required config options are
missing.
The config object properties include:
true if `self.BigInt64Array` is available, else false. Some APIs
will throw exceptions if called without BigInt support, as BigInt
is required for marshalling C-side int64 into and out of JS.
+ (Sidebar: it is technically possible to add int64 support via
+ marshalling of int32 pairs, but doing so is unduly invasive.)
- `allocExportName`: the name of the function, in `exports`, of the
`malloc(3)`-compatible routine for the WASM environment. Defaults
sqlite3_malloc() may require care in certain client-side code
regarding which allocator is uses. Notably, sqlite3_deserialize()
and sqlite3_serialize() can only safely use memory from different
- allocators under very specific conditions.
+ allocators under very specific conditions. The canonical builds
+ of this API guaranty that `sqlite3_malloc()` is the JS-side
+ allocator implementation.
- `deallocExportName`: the name of the function, in `exports`, of
the `free(3)`-compatible routine for the WASM
in the WASMFS+OPFS combination. This option is currently ignored.
[^1] = This property may optionally be a function, in which case this
- function re-assigns it to the value returned from that function,
+ function re-assigns calls that function to fetch the value,
enabling delayed evaluation.
+ The returned object is the top-level sqlite3 namespace object.
+
*/
'use strict';
self.sqlite3ApiBootstrap = function sqlite3ApiBootstrap(
space managed by Emscripten's stack-management, so does not
collide with Emscripten-provided stack allocation APIs. The
memory lives in the WASM heap and can be used with routines such
- as wasm.poke() and any wasm.heap8u().slice().
+ as wasm.poke() and wasm.heap8u().slice().
*/
wasm.pstack = Object.assign(Object.create(null),{
/**
Attempts to allocate the given number of bytes from the
pstack. On success, it zeroes out a block of memory of the
given size, adjusts the pstack pointer, and returns a pointer
- to the memory. On error, returns throws a WasmAllocError. The
+ to the memory. On error, throws a WasmAllocError. The
memory must eventually be released using restore().
If n is a string, it must be a WASM "IR" value in the set
const mem = wasm.pstack.alloc(n * sz);
const rc = [];
let i = 0, offset = 0;
- for(; i < n; offset = (sz * ++i)){
- rc.push(mem + offset);
- }
+ for(; i < n; ++i, offset += sz) rc.push(mem + offset);
return rc;
},
/**
-C Fix\sa\smemory\sleak\sin\sthe\sTCL\stest\sharness\sassociated\swith\scarray.
-D 2023-01-21T00:59:20.911
+C Minor\sAPI\sdoc\scleanups\sand\sJS\scode\ssimplification.
+D 2023-01-21T16:53:01.483
F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
F ext/wasm/api/sqlite3-api-cleanup.js 680d5ccfff54459db136a49b2199d9f879c8405d9c99af1dda0cc5e7c29056f4
F ext/wasm/api/sqlite3-api-glue.js 0a93e58aabf52b32ddccbb107a1fd4552f2505e103ab63396c4d0a0743704785
F ext/wasm/api/sqlite3-api-oo1.js e9fba119e9b1716b3f731838ed1ab18741401bcf4c51d2a4a6e9d1d23cf9d771
-F ext/wasm/api/sqlite3-api-prologue.js 0b9b463db92881990ab6995c863c5968969da3d2a5029112037cbf425c9cb6b1
+F ext/wasm/api/sqlite3-api-prologue.js 69a74f2777aaafafc07ad2c922674fe3197ef63c921a3262b4772f937e7eb14a
F ext/wasm/api/sqlite3-api-worker1.js c9ef8865f072e61251260b218aa4ed614a21a25e9e3cc6f22acf81794d32fc0b
F ext/wasm/api/sqlite3-license-version-header.js a661182fc93fc2cf212dfd0b987f8e138a3ac98f850b1112e29b5fbdaecc87c3
F ext/wasm/api/sqlite3-opfs-async-proxy.js 7795b84b66a7a8dedc791340709b310bb497c3c72a80bef364fa2a58e2ddae3f
F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P ded60f5b3431283d70eb8c41761c0fa9727021e6309d0df0ae3fb0a5274c1299
-R 263b99d5b2eb9217327321bdb9380ba3
-U drh
-Z deff6bbe33acca00c1d412bded682d75
+P 5a316f9fd94b73fc54ef94a1dab2f13bdd16c4fb13d2620b7c907d104d5b4d7a
+R aa74427da2f9455916615d0917ac944a
+U stephan
+Z b80c3089a2964778472b1bdf708aee21
# Remove this line to create a well-formed Fossil manifest.
projects / thirdparty / sqlite.git / commitdiff
