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path: root/user/node/pmmx-time64.patch
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--- node-v18.12.1/lib/internal/fs/utils.js.old	2022-11-04 11:13:14.000000000 -0500
+++ node-v18.12.1/lib/internal/fs/utils.js	2023-01-01 18:07:20.292441829 -0600
@@ -12,7 +12,6 @@
   NumberIsFinite,
   NumberIsInteger,
   MathMin,
-  MathRound,
   ObjectIs,
   ObjectPrototypeHasOwnProperty,
   ObjectSetPrototypeOf,
@@ -40,7 +39,7 @@
 } = require('internal/errors');
 const {
   isArrayBufferView,
-  isBigInt64Array,
+  isBigUint64Array,
   isDate,
   isUint8Array,
 } = require('internal/util/types');
@@ -455,16 +454,14 @@
   return sec * kNsPerSecBigInt + nsec;
 }
 
-// The Date constructor performs Math.floor() on the absolute value
-// of the timestamp: https://tc39.es/ecma262/#sec-timeclip
+// The Date constructor performs Math.floor() to the timestamp.
+// https://tc39.es/ecma262/#sec-timeclip
 // Since there may be a precision loss when the timestamp is
 // converted to a floating point number, we manually round
 // the timestamp here before passing it to Date().
 // Refs: https://github.com/nodejs/node/pull/12607
-// Refs: https://github.com/nodejs/node/pull/43714
 function dateFromMs(ms) {
-  // Coercing to number, ms can be bigint
-  return new Date(MathRound(Number(ms)));
+  return new Date(Number(ms) + 0.5);
 }
 
 function BigIntStats(dev, mode, nlink, uid, gid, rdev, blksize,
@@ -529,12 +526,12 @@
 };
 
 /**
- * @param {Float64Array | BigInt64Array} stats
+ * @param {Float64Array | BigUint64Array} stats
  * @param {number} offset
  * @returns {BigIntStats | Stats}
  */
 function getStatsFromBinding(stats, offset = 0) {
-  if (isBigInt64Array(stats)) {
+  if (isBigUint64Array(stats)) {
     return new BigIntStats(
       stats[0 + offset], stats[1 + offset], stats[2 + offset],
       stats[3 + offset], stats[4 + offset], stats[5 + offset],
--- node-v18.12.1/src/aliased_buffer.h.old	2022-11-04 11:13:14.000000000 -0500
+++ node-v18.12.1/src/aliased_buffer.h	2023-01-01 18:08:01.407999936 -0600
@@ -306,7 +306,7 @@
 typedef AliasedBufferBase<uint8_t, v8::Uint8Array> AliasedUint8Array;
 typedef AliasedBufferBase<uint32_t, v8::Uint32Array> AliasedUint32Array;
 typedef AliasedBufferBase<double, v8::Float64Array> AliasedFloat64Array;
-typedef AliasedBufferBase<int64_t, v8::BigInt64Array> AliasedBigInt64Array;
+typedef AliasedBufferBase<int64_t, v8::BigUint64Array> AliasedBigUint64Array;
 }  // namespace node
 
 #endif  // defined(NODE_WANT_INTERNALS) && NODE_WANT_INTERNALS
--- node-v18.12.1/src/node_file-inl.h.old	2022-11-04 11:13:14.000000000 -0500
+++ node-v18.12.1/src/node_file-inl.h	2023-01-01 18:09:07.830823990 -0600
@@ -90,18 +90,9 @@
   fields->SetValue(offset + static_cast<size_t>(FsStatsOffset::stat_offset),   \
                    static_cast<NativeT>(stat))
 
-// On win32, time is stored in uint64_t and starts from 1601-01-01.
-// libuv calculates tv_sec and tv_nsec from it and converts to signed long,
-// which causes Y2038 overflow. On the other platforms it is safe to treat
-// negative values as pre-epoch time.
-#ifdef _WIN32
 #define SET_FIELD_WITH_TIME_STAT(stat_offset, stat)                            \
   /* NOLINTNEXTLINE(runtime/int) */                                            \
   SET_FIELD_WITH_STAT(stat_offset, static_cast<unsigned long>(stat))
-#else
-#define SET_FIELD_WITH_TIME_STAT(stat_offset, stat)                            \
-  SET_FIELD_WITH_STAT(stat_offset, static_cast<double>(stat))
-#endif  // _WIN32
 
   SET_FIELD_WITH_STAT(kDev, s->st_dev);
   SET_FIELD_WITH_STAT(kMode, s->st_mode);
@@ -242,7 +233,7 @@
   Environment* env = binding_data->env();
   if (value->StrictEquals(env->fs_use_promises_symbol())) {
     if (use_bigint) {
-      return FSReqPromise<AliasedBigInt64Array>::New(binding_data, use_bigint);
+      return FSReqPromise<AliasedBigUint64Array>::New(binding_data, use_bigint);
     } else {
       return FSReqPromise<AliasedFloat64Array>::New(binding_data, use_bigint);
     }
--- node-v18.12.1/src/node_file.h.old	2022-11-04 11:13:14.000000000 -0500
+++ node-v18.12.1/src/node_file.h	2023-01-01 18:09:24.888981123 -0600
@@ -18,7 +18,7 @@
   explicit BindingData(Environment* env, v8::Local<v8::Object> wrap);
 
   AliasedFloat64Array stats_field_array;
-  AliasedBigInt64Array stats_field_bigint_array;
+  AliasedBigUint64Array stats_field_bigint_array;
 
   std::vector<BaseObjectPtr<FileHandleReadWrap>>
       file_handle_read_wrap_freelist;
--- node-v18.12.1/test/parallel/test-fs-stat-date.mjs.old	2022-11-04 11:13:14.000000000 -0500
+++ node-v18.12.1/test/parallel/test-fs-stat-date.mjs	1969-12-31 18:00:00.000000000 -0600
@@ -1,95 +0,0 @@
-import * as common from '../common/index.mjs';
-
-// Test timestamps returned by fsPromises.stat and fs.statSync
-
-import fs from 'node:fs';
-import fsPromises from 'node:fs/promises';
-import path from 'node:path';
-import assert from 'node:assert';
-import tmpdir from '../common/tmpdir.js';
-
-// On some platforms (for example, ppc64) boundaries are tighter
-// than usual. If we catch these errors, skip corresponding test.
-const ignoredErrors = new Set(['EINVAL', 'EOVERFLOW']);
-
-tmpdir.refresh();
-const filepath = path.resolve(tmpdir.path, 'timestamp');
-
-await (await fsPromises.open(filepath, 'w')).close();
-
-// Perform a trivial check to determine if filesystem supports setting
-// and retrieving atime and mtime. If it doesn't, skip the test.
-await fsPromises.utimes(filepath, 2, 2);
-const { atimeMs, mtimeMs } = await fsPromises.stat(filepath);
-if (atimeMs !== 2000 || mtimeMs !== 2000) {
-  common.skip(`Unsupported filesystem (atime=${atimeMs}, mtime=${mtimeMs})`);
-}
-
-// Date might round down timestamp
-function closeEnough(actual, expected, margin) {
-  // On ppc64, value is rounded to seconds
-  if (process.arch === 'ppc64') {
-    margin += 1000;
-  }
-
-  // Filesystems without support for timestamps before 1970-01-01, such as NFSv3,
-  // should return 0 for negative numbers. Do not treat it as error.
-  if (actual === 0 && expected < 0) {
-    console.log(`ignored 0 while expecting ${expected}`);
-    return;
-  }
-
-  assert.ok(Math.abs(Number(actual - expected)) < margin,
-            `expected ${expected} ± ${margin}, got ${actual}`);
-}
-
-async function runTest(atime, mtime, margin = 0) {
-  margin += Number.EPSILON;
-  try {
-    await fsPromises.utimes(filepath, new Date(atime), new Date(mtime));
-  } catch (e) {
-    if (ignoredErrors.has(e.code)) return;
-    throw e;
-  }
-
-  const stats = await fsPromises.stat(filepath);
-  closeEnough(stats.atimeMs, atime, margin);
-  closeEnough(stats.mtimeMs, mtime, margin);
-  closeEnough(stats.atime.getTime(), new Date(atime).getTime(), margin);
-  closeEnough(stats.mtime.getTime(), new Date(mtime).getTime(), margin);
-
-  const statsBigint = await fsPromises.stat(filepath, { bigint: true });
-  closeEnough(statsBigint.atimeMs, BigInt(atime), margin);
-  closeEnough(statsBigint.mtimeMs, BigInt(mtime), margin);
-  closeEnough(statsBigint.atime.getTime(), new Date(atime).getTime(), margin);
-  closeEnough(statsBigint.mtime.getTime(), new Date(mtime).getTime(), margin);
-
-  const statsSync = fs.statSync(filepath);
-  closeEnough(statsSync.atimeMs, atime, margin);
-  closeEnough(statsSync.mtimeMs, mtime, margin);
-  closeEnough(statsSync.atime.getTime(), new Date(atime).getTime(), margin);
-  closeEnough(statsSync.mtime.getTime(), new Date(mtime).getTime(), margin);
-
-  const statsSyncBigint = fs.statSync(filepath, { bigint: true });
-  closeEnough(statsSyncBigint.atimeMs, BigInt(atime), margin);
-  closeEnough(statsSyncBigint.mtimeMs, BigInt(mtime), margin);
-  closeEnough(statsSyncBigint.atime.getTime(), new Date(atime).getTime(), margin);
-  closeEnough(statsSyncBigint.mtime.getTime(), new Date(mtime).getTime(), margin);
-}
-
-// Too high/low numbers produce too different results on different platforms
-{
-  // TODO(LiviaMedeiros): investigate outdated stat time on FreeBSD.
-  // On Windows, filetime is stored and handled differently. Supporting dates
-  // after Y2038 is preferred over supporting dates before 1970-01-01.
-  if (!common.isFreeBSD && !common.isWindows) {
-    await runTest(-40691, -355, 1); // Potential precision loss on 32bit
-    await runTest(-355, -40691, 1);  // Potential precision loss on 32bit
-    await runTest(-1, -1);
-  }
-  await runTest(0, 0);
-  await runTest(1, 1);
-  await runTest(355, 40691, 1); // Precision loss on 32bit
-  await runTest(40691, 355, 1); // Precision loss on 32bit
-  await runTest(1713037251360, 1713037251360, 1); // Precision loss
-}
diff -ur a/src/node_file.h b/src/node_file.h
--- a/src/node_file.h	2023-03-20 21:33:20.806694666 +0000
+++ b/src/node_file.h	2023-03-20 21:34:14.388701175 +0000
@@ -62,7 +62,7 @@
   AliasedBigUint64Array stats_field_bigint_array;
 
   AliasedFloat64Array statfs_field_array;
-  AliasedBigInt64Array statfs_field_bigint_array;
+  AliasedBigUint64Array statfs_field_bigint_array;
 
   std::vector<BaseObjectPtr<FileHandleReadWrap>>
       file_handle_read_wrap_freelist;