From 71896b07770730a88dbee5d3063042f05970cd16 Mon Sep 17 00:00:00 2001
From: Jordi Boggiano <j.boggiano@seld.be>
Date: Wed, 31 Jan 2018 14:06:54 +0100
Subject: [PATCH] Fix self-update regression, fixes #7045

---
 src/Composer/Command/SelfUpdateCommand.php | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Composer/Command/SelfUpdateCommand.php b/src/Composer/Command/SelfUpdateCommand.php
index 3ed72bdbc..52f7b87f0 100644
--- a/src/Composer/Command/SelfUpdateCommand.php
+++ b/src/Composer/Command/SelfUpdateCommand.php
@@ -111,8 +111,8 @@ EOT
         if (function_exists('posix_getpwuid') && function_exists('posix_geteuid')) {
             $composeUser = posix_getpwuid(posix_geteuid());
             $homeOwner = posix_getpwuid(fileowner($home));
-            if ($composeUser !== $homeOwner) {
-                $io->writeError('<warning>You are running composer as "'.$composeUser.'", while "'.$home.'" is owned by "'.$homeOwner.'"</warning>');
+            if (isset($composeUser['name']) && isset($homeOwner['name']) && $composeUser['name'] !== $homeOwner['name']) {
+                $io->writeError('<warning>You are running composer as "'.$composeUser['name'].'", while "'.$home.'" is owned by "'.$homeOwner['name'].'"</warning>');
             }
         }