Version 1

[yaffs-website] / node_modules / fs-extra / lib / util / utimes.js

diff --git a/node_modules/fs-extra/lib/util/utimes.js b/node_modules/fs-extra/lib/util/utimes.js
new file mode 100644 (file)
index 0000000..118f8a7
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+++ b/node_modules/fs-extra/lib/util/utimes.js
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+var fs = require('graceful-fs')
+var path = require('path')
+var os = require('os')
+
+// HFS, ext{2,3}, FAT do not, Node.js v0.10 does not
+function hasMillisResSync () {
+  var tmpfile = path.join('millis-test-sync' + Date.now().toString() + Math.random().toString().slice(2))
+  tmpfile = path.join(os.tmpdir(), tmpfile)
+
+  // 550 millis past UNIX epoch
+  var d = new Date(1435410243862)
+  fs.writeFileSync(tmpfile, 'https://github.com/jprichardson/node-fs-extra/pull/141')
+  var fd = fs.openSync(tmpfile, 'r+')
+  fs.futimesSync(fd, d, d)
+  fs.closeSync(fd)
+  return fs.statSync(tmpfile).mtime > 1435410243000
+}
+
+function hasMillisRes (callback) {
+  var tmpfile = path.join('millis-test' + Date.now().toString() + Math.random().toString().slice(2))
+  tmpfile = path.join(os.tmpdir(), tmpfile)
+
+  // 550 millis past UNIX epoch
+  var d = new Date(1435410243862)
+  fs.writeFile(tmpfile, 'https://github.com/jprichardson/node-fs-extra/pull/141', function (err) {
+    if (err) return callback(err)
+    fs.open(tmpfile, 'r+', function (err, fd) {
+      if (err) return callback(err)
+      fs.futimes(fd, d, d, function (err) {
+        if (err) return callback(err)
+        fs.close(fd, function (err) {
+          if (err) return callback(err)
+          fs.stat(tmpfile, function (err, stats) {
+            if (err) return callback(err)
+            callback(null, stats.mtime > 1435410243000)
+          })
+        })
+      })
+    })
+  })
+}
+
+function timeRemoveMillis (timestamp) {
+  if (typeof timestamp === 'number') {
+    return Math.floor(timestamp / 1000) * 1000
+  } else if (timestamp instanceof Date) {
+    return new Date(Math.floor(timestamp.getTime() / 1000) * 1000)
+  } else {
+    throw new Error('fs-extra: timeRemoveMillis() unknown parameter type')
+  }
+}
+
+function utimesMillis (path, atime, mtime, callback) {
+  // if (!HAS_MILLIS_RES) return fs.utimes(path, atime, mtime, callback)
+  fs.open(path, 'r+', function (err, fd) {
+    if (err) return callback(err)
+    fs.futimes(fd, atime, mtime, function (futimesErr) {
+      fs.close(fd, function (closeErr) {
+        if (callback) callback(futimesErr || closeErr)
+      })
+    })
+  })
+}
+
+module.exports = {
+  hasMillisRes: hasMillisRes,
+  hasMillisResSync: hasMillisResSync,
+  timeRemoveMillis: timeRemoveMillis,
+  utimesMillis: utimesMillis
+}