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backend/node_modules/detect-libc/lib/filesystem.js
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1xskaeuo
final version
19 дек 2025, 11:53
19 дек 2025, 11:53
9a7fa8b
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// Copyright 2017 Lovell Fuller and others. // SPDX-License-Identifier: Apache-2.0 'use strict'; const fs = require('fs'); const LDD_PATH = '/usr/bin/ldd'; const SELF_PATH = '/proc/self/exe'; const MAX_LENGTH = 2048; /** * Read the content of a file synchronous * * @param {string} path * @returns {Buffer} */ const readFileSync = (path) => { const fd = fs.openSync(path, 'r'); const buffer = Buffer.alloc(MAX_LENGTH); const bytesRead = fs.readSync(fd, buffer, 0, MAX_LENGTH, 0); fs.close(fd, () => {}); return buffer.subarray(0, bytesRead); }; /** * Read the content of a file * * @param {string} path * @returns {Promise<Buffer>} */ const readFile = (path) => new Promise((resolve, reject) => { fs.open(path, 'r', (err, fd) => { if (err) { reject(err); } else { const buffer = Buffer.alloc(MAX_LENGTH); fs.read(fd, buffer, 0, MAX_LENGTH, 0, (_, bytesRead) => { resolve(buffer.subarray(0, bytesRead)); fs.close(fd, () => {}); }); } }); }); module.exports = { LDD_PATH, SELF_PATH, readFileSync, readFile };