From 204f360dce31649259102bb633c218216000bef8 Mon Sep 17 00:00:00 2001
From: long_long_float <niinikazuki@yahoo.co.jp>
Date: Fri, 1 Oct 2021 21:04:09 +0900
Subject: [PATCH] Append '/' to an URL with empty path in HTTPClient::begin
 (#5634)

* Add an error check for empty path of an URL

* Append '/' to an URL with empty path instead of returning an error
---
 libraries/HTTPClient/src/HTTPClient.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libraries/HTTPClient/src/HTTPClient.cpp b/libraries/HTTPClient/src/HTTPClient.cpp
index e7a8ecb8..cc0a31e2 100644
--- a/libraries/HTTPClient/src/HTTPClient.cpp
+++ b/libraries/HTTPClient/src/HTTPClient.cpp
@@ -261,6 +261,10 @@ bool HTTPClient::beginInternal(String url, const char* expectedProtocol)
     url.remove(0, (index + 3)); // remove http:// or https://
 
     index = url.indexOf('/');
+    if (index == -1) {
+        index = url.length();
+        url += '/';
+    }
     String host = url.substring(0, index);
     url.remove(0, index); // remove host part