From 2b7f62dbd486172de70bd740005af538e46567f7 Mon Sep 17 00:00:00 2001
From: Klemens Nanni <klemens@posteo.de>
Date: Sun, 20 Jun 2021 22:18:33 +0000
Subject: Handle EINTR from connect(2) gracefully

Resizing the window early on may return early due to SIGWINCH.
Continue asynchronously in that case instead of exiting.
---
 irc.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'irc.c')

diff --git a/irc.c b/irc.c
index 3f0de3c..41739a3 100644
--- a/irc.c
+++ b/irc.c
@@ -27,6 +27,7 @@
 
 #include <assert.h>
 #include <err.h>
+#include <errno.h>
 #include <netdb.h>
 #include <netinet/in.h>
 #include <stdarg.h>
@@ -148,6 +149,7 @@ int ircConnect(const char *bindHost, const char *host, const char *port) {
 
 		error = connect(sock, ai->ai_addr, ai->ai_addrlen);
 		if (!error) break;
+		if (error && errno == EINTR) break; // connect continues asynchronously
 
 		close(sock);
 		sock = -1;
-- 
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