From 855473148af3e8e7eabcad659644f0c99267ef76 Mon Sep 17 00:00:00 2001
From: Jordi Boggiano <j.boggiano@seld.be>
Date: Tue, 25 Oct 2022 15:05:35 +0200
Subject: [PATCH] Fix regression in loading Composer on SMB/network shares,
 refs #8231 #11077

---
 src/Composer/Json/JsonFile.php | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/src/Composer/Json/JsonFile.php b/src/Composer/Json/JsonFile.php
index 206ee662e..d4f851f8a 100644
--- a/src/Composer/Json/JsonFile.php
+++ b/src/Composer/Json/JsonFile.php
@@ -13,6 +13,7 @@
 namespace Composer\Json;
 
 use Composer\Pcre\Preg;
+use Composer\Util\Filesystem;
 use JsonSchema\Validator;
 use Seld\JsonLint\JsonParser;
 use Seld\JsonLint\ParsingException;
@@ -93,7 +94,7 @@ class JsonFile
             if ($this->httpDownloader) {
                 $json = $this->httpDownloader->get($this->path)->getBody();
             } else {
-                if (!is_readable($this->path)) {
+                if (!Filesystem::isReadable($this->path)) {
                     throw new \RuntimeException('The file "'.$this->path.'" is not readable.');
                 }
                 if ($this->io && $this->io->isDebug()) {
@@ -193,7 +194,7 @@ class JsonFile
      */
     public function validateSchema(int $schema = self::STRICT_SCHEMA, ?string $schemaFile = null): bool
     {
-        if (!is_readable($this->path)) {
+        if (!Filesystem::isReadable($this->path)) {
             throw new \RuntimeException('The file "'.$this->path.'" is not readable.');
         }
         $content = file_get_contents($this->path);