gawk

commit 534d784209a6252c09e07c8868cdaab798727244
parent 45e892828afe6b7a7c3e49046bd380c02497f596
Author: Jacob R. Edwards <jacobouno@protonmail.com>
Date:   Mon, 25 Jan 2021 22:07:56 -0800

Allow any address family

There isn't a point to limiting it to IPv4. Also limit the protocol
to TCP as Gopher resides there.

Diffstat:
M
net.c
 | 
7
+++----

1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/net.c b/net.c
@@ -35,8 +35,9 @@ resolve(char const *host, char const *port)
 	struct addrinfo *ai, *ai0;
 
 	memset(&hints, 0, sizeof(hints));
-	hints.ai_family = AF_INET;
+	hints.ai_family = AF_UNSPEC;
 	hints.ai_socktype = SOCK_STREAM;
+	hints.ai_protocol = IPPROTO_TCP;
 
 	error = getaddrinfo(host, port, &hints, &ai0);
 	if (error) {
@@ -55,10 +56,8 @@ resolve(char const *host, char const *port)
 	}
 	freeaddrinfo(ai0);
 
-	if (s == -1) {
+	if (s == -1)
 		warn(errno, "unable to connect '%s' (%s)", host, port);
-		return -1;
-	}
 	return s;
 }