From 3d0aeac9433ba19df878f86ee657ace5c9faa518 Mon Sep 17 00:00:00 2001
From: Aadhavan Srinivasan <aadhavan@twomorecents.org>
Date: Mon, 18 Mar 2024 13:21:42 -0400
Subject: [PATCH] Ensure that REUSEADDR flag is only applied for TCP

---
 easysock.c | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/easysock.c b/easysock.c
index cffbb30..109c9c8 100644
--- a/easysock.c
+++ b/easysock.c
@@ -52,10 +52,11 @@ SOCKET create_socket(int network, char transport) {
 
 	int newSock = socket(domain,type,0);
 
-	/* Set REUSEADDR flag, allowing program to be run twice */
-	int set_opt = 1;
-	setsockopt(newSock, SOL_SOCKET, SO_REUSEADDR, (char *)&set_opt, sizeof(set_opt));
-
+	/* Set REUSEADDR flag for TCP, allowing program to be run twice */
+	if (transport == ES_UDP) {
+		int set_opt = 1;
+		setsockopt(newSock, SOL_SOCKET, SO_REUSEADDR, (char *)&set_opt, sizeof(set_opt));
+	}
 	return newSock;
 }