From f0842213e07dfc51b2a3795112fd566fd44ca9a3 Mon Sep 17 00:00:00 2001
From: Christoph <christoph@webvariants.de>
Date: Fri, 11 Oct 2013 14:34:52 +0200
Subject: [PATCH] make sure relative paths from custom installers to not break
 the installation of binaries

---
 src/Composer/Installer/LibraryInstaller.php | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/Composer/Installer/LibraryInstaller.php b/src/Composer/Installer/LibraryInstaller.php
index c883120f4..f409b4095 100644
--- a/src/Composer/Installer/LibraryInstaller.php
+++ b/src/Composer/Installer/LibraryInstaller.php
@@ -198,6 +198,12 @@ class LibraryInstaller implements InstallerInterface
                 continue;
             }
 
+            // in case a custom installer returned a relative path for the
+            // $package, we can now safely turn it into a absolute path (as we
+            // already checked the binary's existence). The following helpers
+            // will require absolute paths to work properly.
+            $binPath = realpath($binPath);
+
             $this->initializeBinDir();
             $link = $this->binDir.'/'.basename($bin);
             if (file_exists($link)) {