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Determine the WASM environment's pointer size at runtime instead of baking it in at build-time via the preprocessor.

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FossilOrigin-Name: 21ac6aaa03517841b637924720354b9800d6e8b7bd5f6ee54a99f5f45b2ccdec
This commit is contained in:
stephan
2025-09-20 23:21:24 +00:00
parent 2674a4fdcb
commit d1b64404b3
6 changed files with 36 additions and 34 deletions
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29
ext/wasm/api/sqlite3-api-cleanup.js
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@@ -26,25 +26,28 @@ if('undefined' !== typeof Module){ // presumably an Emscripten build
*/
const SABC = Object.assign(
Object.create(null),
globalThis.sqlite3ApiConfig || {},
{
globalThis.sqlite3ApiConfig || {}, {
exports: ('undefined'===typeof wasmExports)
? Module['asm']/* emscripten <=3.1.43 */
: wasmExports /* emscripten >=3.1.44 */,
memory: Module.wasmMemory /* gets set if built with -sIMPORTED_MEMORY */,
//#if sMEMORY64=1
wasmPtrSizeof: 8,
wasmPtrIR: 'i64',
//#elif sMEMORY64=2
wasmPtrSizeof: 8/*???*/,
wasmPtrIR: 'i64'/*???*/,
//#else
wasmPtrSizeof: 4,
wasmPtrIR: 'i32',
//#endif
memory: Module.wasmMemory /* gets set if built with -sIMPORTED_MEMORY */
}
);
/** Figure out if this is a 32- or 64-bit WASM build. */
switch( typeof SABC.exports.sqlite3_libversion() ){
case 'number':
SABC.wasmPtrIR = 'i32';
SABC.wasmPtrSizeof = 4;
break;
case 'bigint':
SABC.wasmPtrIR = 'i64';
SABC.wasmPtrSizeof = 8;
break;
default:
throw new Error("Cannot determine whether this is a 32- or 64-bit build");
}
/**
For current (2022-08-22) purposes, automatically call
sqlite3ApiBootstrap(). That decision will be revisited at some