5391211824
* chore: bump node in DEPS to v16.15.0 * chore: update patches * src: allow preventing InitializeInspector in env https://github.com/nodejs/node/pull/35025 * chore: update node gn filenames * crypto: change default check(Host|Email) behavior * Revert "crypto: change default check(Host|Email) behavior" This reverts commit 1f1eb23702fe9dfc09470248d6c1a673f42b80fe. * update node crypto tests to work with boringssl Co-authored-by: electron-roller[bot] <84116207+electron-roller[bot]@users.noreply.github.com> Co-authored-by: John Kleinschmidt <jkleinsc@electronjs.org>
63 lines
2.5 KiB
Diff
63 lines
2.5 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Shelley Vohr <shelley.vohr@gmail.com>
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Date: Mon, 9 Aug 2021 18:42:15 +0200
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Subject: repl: fix crash when SharedArrayBuffer disabled
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It's possible for SharedArrayBuffers to be disabled with
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--no-harmony-sharedarraybuffer so we first need to check that this
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isn't the case before attempting to use them in the repl or a crash occurs.
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Upstreamed at https://github.com/nodejs/node/pull/39718.
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diff --git a/benchmark/worker/atomics-wait.js b/benchmark/worker/atomics-wait.js
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index a771b1813731edf4f0dd60f3505799e389f1d876..b9461677e2d7d1df192e752496e62cca837717b5 100644
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--- a/benchmark/worker/atomics-wait.js
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+++ b/benchmark/worker/atomics-wait.js
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@@ -7,6 +7,10 @@ const bench = common.createBenchmark(main, {
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});
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function main({ n }) {
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+ if (typeof SharedArrayBuffer === 'undefined') {
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+ throw new Error('SharedArrayBuffers must be enabled to run this benchmark');
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+ }
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+
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const i32arr = new Int32Array(new SharedArrayBuffer(4));
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bench.start();
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for (let i = 0; i < n; i++)
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diff --git a/lib/internal/main/worker_thread.js b/lib/internal/main/worker_thread.js
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index a8167b86ca2e5a11b2628e20063849e85a200a8c..110a3ed1637b642b1d83fb36549cced151b9c5cd 100644
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--- a/lib/internal/main/worker_thread.js
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+++ b/lib/internal/main/worker_thread.js
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@@ -9,7 +9,7 @@ const {
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ArrayPrototypeSplice,
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ObjectDefineProperty,
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PromisePrototypeCatch,
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- globalThis: { Atomics },
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+ globalThis: { Atomics, SharedArrayBuffer },
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} = primordials;
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const {
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@@ -146,6 +146,9 @@ port.on('message', (message) => {
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const originalCwd = process.cwd;
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process.cwd = function() {
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+ // SharedArrayBuffers can be disabled with --no-harmony-sharedarraybuffer.
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+ if (typeof SharedArrayBuffer === 'undefined') return originalCwd();
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+
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const currentCounter = Atomics.load(cwdCounter, 0);
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if (currentCounter === lastCounter)
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return cachedCwd;
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diff --git a/lib/internal/worker.js b/lib/internal/worker.js
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index 1d2cd8cefd2996c6a4f84ea08e6b4c53a22dc418..28b1a9a53b13036297a2ed3271c36cbe14c51a32 100644
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--- a/lib/internal/worker.js
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+++ b/lib/internal/worker.js
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@@ -90,7 +90,8 @@ let cwdCounter;
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const environmentData = new SafeMap();
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-if (isMainThread) {
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+// SharedArrayBuffers can be disabled with --no-harmony-sharedarraybuffer.
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+if (isMainThread && typeof SharedArrayBuffer !== 'undefined') {
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cwdCounter = new Uint32Array(new SharedArrayBuffer(4));
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const originalChdir = process.chdir;
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process.chdir = function(path) {
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