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OPFS VFS now lazily opens its sync access handle, as a step towards experimenting with relinquishing it during idle times to help avoid cross-tab and page-reload locking issues.

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FossilOrigin-Name: a984e1ba435731413a541f86c50232bc7d6e33aff6ba4cca90f89188e7b82a2c
This commit is contained in:
stephan
2022-10-03 09:21:37 +00:00
parent bdfd7ea03a
commit 7ff8da876d
5 changed files with 72 additions and 60 deletions
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10
ext/wasm/common/whwasmutil.js
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@ -371,16 +371,16 @@ self.WhWasmUtilInstaller = function(target){
/**
Creates a WASM function which wraps the given JS function and
returns the JS binding of that WASM function. The signature
argument must be the Jaccwabyt-format or Emscripten
string must be the Jaccwabyt-format or Emscripten
addFunction()-format function signature string. In short: in may
have one of the following formats:
- Emscripten: `x...`, where the first x is a letter representing
- Emscripten: `"x..."`, where the first x is a letter representing
the result type and subsequent letters represent the argument
types. Functions with no arguments have only a single
letter. See below.
- Jaccwabyt: `x(...)` where `x` is the letter representing the
- Jaccwabyt: `"x(...)"` where `x` is the letter representing the
result type and letters in the parens (if any) represent the
argument types. Functions with no arguments use `x()`. See
below.
@ -451,9 +451,9 @@ self.WhWasmUtilInstaller = function(target){
// is not yet documented on MDN.
sigToWasm: function(sig){
const rc = {parameters:[], results: []};
if('v'!==sig[0]) rc.results.push(f._.letterType(sig[0]));
if('v'!==sig[0]) rc.results.push(f.sigTypes(sig[0]));
for(const x of f._.sigParams(sig)){
rc.parameters.push(f._.letterType(x));
rc.parameters.push(f._.typeCodes(x));
}
return rc;
},************/