Make sure we get a temporary dir which is unique

4 years ago · 918768fc54
parent 73251691a0
commit 918768fc54
1 changed files with 4 additions and 1 deletions
--- a/src/Composer/Downloader/ArchiveDownloader.php
+++ b/src/Composer/Downloader/ArchiveDownloader.php
@ -43,7 +43,10 @@ abstract class ArchiveDownloader extends FileDownloader
            throw new \RuntimeException('Expected empty path to extract '.$package.' into but directory exists: '.$path);
        }

-        $temporaryDir = $this->config->get('vendor-dir').'/composer/'.substr(md5(uniqid('', true)), 0, 8);
+        do {
+            $temporaryDir = $this->config->get('vendor-dir').'/composer/'.substr(md5(uniqid('', true)), 0, 8);
+        } while (is_dir($temporaryDir));
+
        $fileName = $this->getFileName($package, $path);

        try {