From fe32c652cda1261c0c3af4dcd86bfded526f9c95 Mon Sep 17 00:00:00 2001
From: Jordan Bancino <jordan@bancino.net>
Date: Fri, 24 Mar 2023 00:23:49 +0000
Subject: [PATCH] Fix bug in HttpClient where it wouldn't retry on EAGAIN.

---
 src/HttpClient.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/src/HttpClient.c b/src/HttpClient.c
index 06be264..aa4d511 100644
--- a/src/HttpClient.c
+++ b/src/HttpClient.c
@@ -29,6 +29,7 @@
 #include <ctype.h>
 
 #include <unistd.h>
+#include <errno.h>
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <netdb.h>
@@ -201,6 +202,18 @@ HttpRequestSend(HttpClientContext * context)
 
     lineLen = UtilGetLine(&line, &lineSize, context->stream);
 
+    while (lineLen == -1 && errno == EAGAIN)
+    {
+        StreamClearError(context->stream);
+        lineLen = UtilGetLine(&line, &lineSize, context->stream);
+    }
+
+    if (lineLen == -1)
+    {
+        Log(LOG_ERR, "HttpRequestSend(): %s", strerror(errno));
+        return 0;
+    }
+
     /* Line must contain at least "HTTP/x.x xxx" */
     if (lineLen < 12)
     {