0.0.7

1 files changed, 15 insertions, 12 deletions

diff --git a/ircxmpp.c b/ircxmpp.c
index d04ee3e..09d9d46 100644
--- a/ircxmpp.c
+++ b/ircxmpp.c
@@ -810,17 +810,20 @@ int main (void) {
 		if (getenv(b))
 			domain = getenv(b);
 	}
-	struct dns * dns = dns_init();
-	char buf[512+strlen(domain)];
-	strcpy(buf, "ircxmpp.no.domain.set.yet.");
-	strcat(buf, domain);
-	dns_set_domain(dns, buf);
-	if (getenv("IX_DNS_PORT"))
-		dns_set_port(dns, atoi(getenv("IX_DNS_PORT")));
-	if (getenv("IX_DNS_IP"))
-		dns_set_ip(dns, getenv("IX_DNS_IP"));
-	dns_set_log_handler(dns, dns_default_log_handler);
-	dns_set_log_userdata(dns, NULL);	// so we don't read uninitialized values
+	struct dns * dns = NULL;
+	if (domain) {
+		dns = dns_init();
+		char buf[512+strlen(domain)];
+		strcpy(buf, "ircxmpp.no.domain.set.yet.");
+		strcat(buf, domain);
+		dns_set_domain(dns, buf);
+		if (getenv("IX_DNS_PORT"))
+			dns_set_port(dns, atoi(getenv("IX_DNS_PORT")));
+		if (getenv("IX_DNS_IP"))
+			dns_set_ip(dns, getenv("IX_DNS_IP"));
+		dns_set_log_handler(dns, dns_default_log_handler);
+		dns_set_log_userdata(dns, NULL);	// so we don't read uninitialized values
+	}
 	signal(SIGTERM, signalhandler);
 	signal(SIGINT, signalhandler);
 	// signal(SIGPIPE, SIG_IGN);
@@ -831,7 +834,7 @@ int main (void) {
 			.tv_sec = 0,
 			.tv_nsec = getenv("IX_LOOPDELAY") ? atoi(getenv("IX_LOOPDELAY"))/1000 : 1e7
 		};
-		if (domain)
+		if (dns)
 			dns_run_once(dns);
 		nanosleep(&ts, NULL);
 	}