From 4e9885e9bc411db5ab7af0c6ddbd2b9e38914d44 Mon Sep 17 00:00:00 2001
From: Alain Schlesser <alain.schlesser@gmail.com>
Date: Wed, 23 Mar 2016 12:19:41 +0100
Subject: [PATCH] Make sure to use an absolute path for symlinking in
 PathDownloader. Resolves #4451

---
 src/Composer/Downloader/PathDownloader.php | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/Composer/Downloader/PathDownloader.php b/src/Composer/Downloader/PathDownloader.php
index 29465df39..e44fc155e 100644
--- a/src/Composer/Downloader/PathDownloader.php
+++ b/src/Composer/Downloader/PathDownloader.php
@@ -79,7 +79,11 @@ class PathDownloader extends FileDownloader
                     $this->filesystem->junction($realUrl, $path);
                     $this->io->writeError(sprintf('    Junctioned from %s', $url));
                 } else {
-                    $shortestPath = $this->filesystem->findShortestPath($path, $realUrl);
+                    $absolutePath = $path;
+                    if ( ! $this->filesystem->isAbsolutePath($absolutePath)) {
+                        $absolutePath = getcwd() . DIRECTORY_SEPARATOR . $path;
+                    }
+                    $shortestPath = $this->filesystem->findShortestPath($absolutePath, $realUrl);
                     $fileSystem->symlink($shortestPath, $path);
                     $this->io->writeError(sprintf('    Symlinked from %s', $url));
                 }