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Minor internal JS code/docs cleanups.

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FossilOrigin-Name: 21331bdd36a91b07a687ffadce392dcf2ccd0fd824b35d9dd027d4289a40fc96
This commit is contained in:
stephan
2022-12-06 08:21:23 +00:00
parent f2bbef3951
commit b849832a79
6 changed files with 43 additions and 30 deletions
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17
ext/wasm/common/whwasmutil.js
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@ -943,10 +943,19 @@ self.WhWasmUtilInstaller = function(target){
const __allocCStr = function(jstr, returnWithLength, allocator, funcName){
__affirmAlloc(target, funcName);
if('string'!==typeof jstr) return null;
const n = target.jstrlen(jstr),
ptr = allocator(n+1);
target.jstrcpy(jstr, target.heap8u(), ptr, n+1, true);
return returnWithLength ? [ptr, n] : ptr;
if(0){/* older impl, possibly more widely compatible? */
const n = target.jstrlen(jstr),
ptr = allocator(n+1);
target.jstrcpy(jstr, target.heap8u(), ptr, n+1, true);
return returnWithLength ? [ptr, n] : ptr;
}else{/* newer, (probably) faster and (certainly) simpler impl */
const u = cache.utf8Encoder.encode(jstr),
ptr = allocator(u.length+1),
heap = heapWrappers().HEAP8U;
heap.set(u, ptr);
heap[ptr + u.length] = 0;
return returnWithLength ? [ptr, u.length] : ptr;
}
};
/**