From: Guus Sliepen <guus@sliepen.org>
Date: Sun, 22 Jul 2018 11:16:13 +0000 (+0200)
Subject: Add more error messages to test program, allow socket reuse.
X-Git-Url: http://git.meshlink.io/?p=utcp;a=commitdiff_plain;h=d16abd3be87bdc3872c671a04dccdd5b286a208f

Add more error messages to test program, allow socket reuse.
---

diff --git a/test.c b/test.c
index 81f45a5..96ebb0c 100644
--- a/test.c
+++ b/test.c
@@ -198,21 +198,28 @@ int main(int argc, char *argv[]) {
 	getaddrinfo(server ? NULL : argv[1], server ? argv[1] : argv[2], &hint, &ai);
 
 	if(!ai) {
+		debug("Could not lookup address: %s\n", strerror(errno));
 		return 1;
 	}
 
 	int s = socket(ai->ai_family, ai->ai_socktype, ai->ai_protocol);
 
 	if(s == -1) {
+		debug("Could not create socket: %s\n", strerror(errno));
 		return 1;
 	}
 
+	static const int one = 1;
+	setsockopt(s, SOL_SOCKET, SO_REUSEADDR, &one, sizeof one);
+
 	if(server) {
 		if(bind(s, ai->ai_addr, ai->ai_addrlen)) {
+			debug("Could not bind: %s\n", strerror(errno));
 			return 1;
 		}
 	} else {
 		if(connect(s, ai->ai_addr, ai->ai_addrlen)) {
+			debug("Could not connect: %s\n", strerror(errno));
 			return 1;
 		}
 
@@ -224,6 +231,7 @@ int main(int argc, char *argv[]) {
 	struct utcp *u = utcp_init(server ? do_accept : NULL, NULL, do_send, &s);
 
 	if(!u) {
+		debug("Could not initialize UTCP\n");
 		return 1;
 	}