From 4d86414dd1e094756d94b5f6b45ed69d514a61e8 Mon Sep 17 00:00:00 2001
From: Max <max@swk-web.com>
Date: Mon, 17 Sep 2018 11:24:47 +0200
Subject: [PATCH] Use a case insenstive method to check that SHA384 is a
 supported openssl algorithm

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

diff --git a/src/Composer/Command/SelfUpdateCommand.php b/src/Composer/Command/SelfUpdateCommand.php
index 2641a922b..243755963 100644
--- a/src/Composer/Command/SelfUpdateCommand.php
+++ b/src/Composer/Command/SelfUpdateCommand.php
@@ -220,7 +220,7 @@ TAGSPUBKEY
 
             $pubkeyid = openssl_pkey_get_public($sigFile);
             $algo = defined('OPENSSL_ALGO_SHA384') ? OPENSSL_ALGO_SHA384 : 'SHA384';
-            if (!in_array('SHA384', openssl_get_md_methods())) {
+            if (!in_array('sha384', array_map('strtolower', openssl_get_md_methods()))) {
                 throw new \RuntimeException('SHA384 is not supported by your openssl extension, could not verify the phar file integrity');
             }
             $signature = json_decode($signature, true);