Set SO_REUSEADDR on listener

2015-10-21 18:14:53 +02:00
parent ae7f1aa941
commit a16215e099
1 changed files with 6 additions and 0 deletions
--- a/glorytun.c
+++ b/glorytun.c
@@ -45,7 +45,13 @@ static int gt_open_sock (char *host, char *port, int listener)
        int ret;

        if (listener) {
+            const int val = 1;
+
+            if (setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, &val, sizeof(val))==-1)
+                printf("setsockopt: %m\n");
+
            ret = bind(fd, ai->ai_addr, ai->ai_addrlen);
+
            if (!ret)
                ret = listen(fd, 1);
        } else {