From 3eb419d2d0f4e8465af221696e056d1d1a2028de Mon Sep 17 00:00:00 2001
From: Jordi Boggiano <j.boggiano@seld.be>
Date: Thu, 3 Dec 2020 21:35:23 +0100
Subject: [PATCH] Fix is_dir check to not fail on open_basedir restrictions,
 fixes #9541

---
 src/Composer/Factory.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Composer/Factory.php b/src/Composer/Factory.php
index 07211165c..485345c67 100644
--- a/src/Composer/Factory.php
+++ b/src/Composer/Factory.php
@@ -85,7 +85,7 @@ class Factory
 
         // select first dir which exists of: $XDG_CONFIG_HOME/composer or ~/.composer
         foreach ($dirs as $dir) {
-            if (is_dir($dir)) {
+            if (Silencer::call('is_dir', $dir)) {
                 return $dir;
             }
         }