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readdirSyncRecursive: follow symlinks only if we haven't read the destination yet

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Fix an issue whre readdirSyncRecursive will get into infinite loop for
circular symlinks.

Note: fix to readdirRecursive is also needed.
This commit is contained in:
Daniel Chcouri 2014-05-14 06:48:05 +03:00
parent 13f486d867
commit feddabd57b
1 changed files with 7 additions and 0 deletions
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7
lib/wrench.js
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@ -23,7 +23,14 @@ var fs = require("fs"),
exports.readdirSyncRecursive = function(baseDir) { exports.readdirSyncRecursive = function(baseDir) {
baseDir = baseDir.replace(/\/$/, ''); baseDir = baseDir.replace(/\/$/, '');
var checkedInodes = {};
var readdirSyncRecursive = function(baseDir) { var readdirSyncRecursive = function(baseDir) {
var inode = fs.statSync(baseDir).ino;
if (inode in checkedInodes) {
return [];
}
checkedInodes[inode] = true;
var files = [], var files = [],
curFiles, curFiles,
nextDirs, nextDirs,