48 lines
921 B
JavaScript
48 lines
921 B
JavaScript
'use strict';
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var fs = require('fs');
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function isExe(mode, gid, uid) {
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if (process.platform === 'win32') {
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return true;
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}
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return (mode & parseInt('0001', 8)) ||
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(mode & parseInt('0010', 8)) && process.getgid && gid === process.getgid() ||
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(mode & parseInt('0100', 8)) && process.getuid && uid === process.getuid();
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}
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module.exports = function (name, cb) {
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if (typeof name !== 'string') {
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throw new Error('Filename required');
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}
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fs.stat(name, function (err, stats) {
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if (err) {
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cb(err);
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return;
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}
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if (stats && stats.isFile() && isExe(stats.mode, stats.gid, stats.uid)) {
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cb(null, true);
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return;
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}
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cb(null, false);
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});
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};
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module.exports.sync = function (name) {
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if (typeof name !== 'string') {
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throw new Error('Filename required');
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}
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var file = fs.statSync(name);
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if (file && file.isFile() && isExe(file.mode, file.gid, file.uid)) {
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return true;
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}
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return false;
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};
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