From bc95dc824688331c8a8f2637f0ca18b5b607f0bf Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=BA=90=E6=96=87=E9=9B=A8?=
 <41315874+fumiama@users.noreply.github.com>
Date: Sat, 15 Oct 2022 10:17:32 +0800
Subject: [PATCH] allow REUSEADDR

---
 server.c | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/server.c b/server.c
index 6d14055..e840dbf 100644
--- a/server.c
+++ b/server.c
@@ -97,6 +97,11 @@ static int bind_server(uint16_t* port) {
         bzero(&(server_addr.sin_zero), 8);
         int fd = socket(AF_INET, SOCK_STREAM, 0);
     #endif
+    int on = 1;
+    if(setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &on, sizeof(on))) {
+        perror("Set socket option failure");
+        return 0;
+    }
     if(!~bind(fd, (struct sockaddr *)&server_addr, struct_len)) {
         perror("Bind server failure");
         return 0;