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The polyfill is only needed if incorrect command line arguments are passed to the script so it was missed in initial testing. PR-URL: https://github.com/nodejs/node/pull/2694 Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
94 lines
3.5 KiB
JavaScript
94 lines
3.5 KiB
JavaScript
// Copyright 2012 the V8 project authors. All rights reserved.
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// Redistribution and use in source and binary forms, with or without
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// modification, are permitted provided that the following conditions are
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// met:
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//
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// * Redistributions of source code must retain the above copyright
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// notice, this list of conditions and the following disclaimer.
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// * Redistributions in binary form must reproduce the above
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// copyright notice, this list of conditions and the following
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// disclaimer in the documentation and/or other materials provided
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// with the distribution.
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// * Neither the name of Google Inc. nor the names of its
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// contributors may be used to endorse or promote products derived
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// from this software without specific prior written permission.
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//
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// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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// Node polyfill
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var fs = require('fs');
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var os = {
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system: function(name, args) {
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if (process.platform === 'linux' && name === 'nm') {
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// Filter out vdso and vsyscall entries.
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var arg = args[args.length - 1];
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if (arg === '[vdso]' ||
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arg == '[vsyscall]' ||
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/^[0-9a-f]+-[0-9a-f]+$/.test(arg)) {
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return '';
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}
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}
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return require('child_process').execFileSync(
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name, args, {encoding: 'utf8'});
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}
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};
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var print = console.log;
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function read(fileName) {
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return fs.readFileSync(fileName, 'utf8');
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}
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arguments = process.argv.slice(2);
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var quit = process.exit;
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// Polyfill "readline()".
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var fd = fs.openSync(arguments[arguments.length - 1], 'r');
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var buf = new Buffer(4096);
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var dec = new (require('string_decoder').StringDecoder)('utf-8');
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var line = '';
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versionCheck();
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function readline() {
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while (true) {
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var lineBreak = line.indexOf('\n');
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if (lineBreak !== -1) {
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var res = line.slice(0, lineBreak);
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line = line.slice(lineBreak + 1);
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return res;
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}
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var bytes = fs.readSync(fd, buf, 0, buf.length);
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line += dec.write(buf.slice(0, bytes));
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if (line.length === 0) {
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return false;
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}
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}
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}
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function versionCheck() {
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// v8-version looks like "v8-version,$major,$minor,$build,$patch,$candidate"
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// whereas process.versions.v8 is either "$major.$minor.$build" or
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// "$major.$minor.$build.$patch".
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var firstLine = readline();
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line = firstLine + '\n' + line;
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firstLine = firstLine.split(',');
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var curVer = process.versions.v8.split('.');
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if (firstLine.length !== 6 && firstLine[0] !== 'v8-version') {
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console.log('Unable to read v8-version from log file.');
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return;
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}
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// Compare major, minor and build; ignore the patch and candidate fields.
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for (var i = 0; i < 3; i++) {
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if (curVer[i] !== firstLine[i + 1]) {
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console.log('Testing v8 version different from logging version');
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return;
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}
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}
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}
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