From 65c8daa969309e5d9f526f28427bff4b77e417bf Mon Sep 17 00:00:00 2001
From: Jordi Boggiano <j.boggiano@seld.be>
Date: Fri, 7 Jan 2022 09:17:25 +0100
Subject: [PATCH] Workaround PHP bug with env vars not being read correctly on
 Windows, fixes #10434

refs https://github.com/php/php-src/issues/7896
---
 bin/composer | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/bin/composer b/bin/composer
index cee476b6d..32c45bcda 100755
--- a/bin/composer
+++ b/bin/composer
@@ -65,6 +65,12 @@ if (function_exists('ini_set')) {
     unset($memoryLimit);
 }
 
+// Workaround PHP bug on Windows where env vars containing Unicode chars are mangled in $_SERVER
+// see https://github.com/php/php-src/issues/7896
+if (Platform::isWindows()) {
+    $_SERVER = array_merge($_SERVER, array_intersect_ukey($_SERVER, getenv(), 'strcasecmp'));
+}
+
 Platform::putEnv('COMPOSER_BINARY', realpath($_SERVER['argv'][0]));
 
 ErrorHandler::register();