From ed1d69061013e15169877347274b83f9d04489c3 Mon Sep 17 00:00:00 2001
From: Thulinma <jaron@vietors.com>
Date: Fri, 5 Feb 2021 20:21:03 +0100
Subject: [PATCH] Fix socket connect issue on interrupt

---
 lib/socket.cpp | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/lib/socket.cpp b/lib/socket.cpp
index aab43059..8676fa9d 100644
--- a/lib/socket.cpp
+++ b/lib/socket.cpp
@@ -873,7 +873,12 @@ void Socket::Connection::open(std::string host, int port, bool nonblock, bool wi
   for (rp = result; rp != NULL; rp = rp->ai_next){
     sSend = socket(rp->ai_family, rp->ai_socktype, rp->ai_protocol);
     if (sSend < 0){continue;}
-    if (connect(sSend, rp->ai_addr, rp->ai_addrlen) == 0){
+    //Ensure we can handle interrupted system call case
+    int ret = 0;
+    do{
+      ret = connect(sSend, rp->ai_addr, rp->ai_addrlen);
+    }while(ret && errno == EINTR);
+    if (!ret){
       memcpy(&remoteaddr, rp->ai_addr, rp->ai_addrlen);
       break;
     }