X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=examples%2Fnetcat.cpp;h=cd549f4a045e9486f92d9c01da5fe04edda9c16a;hb=21c6efbcc6ed534849a5b4d41d9a4bd3a2fb0d8a;hp=9bbad87b8d0fa944a636cf52e28ba37f67d7e8ee;hpb=debe1004676d5431e571d9c4361072661dcc88c4;p=libs%2Fnet.git

diff --git a/examples/netcat.cpp b/examples/netcat.cpp
index 9bbad87..cd549f4 100644
--- a/examples/netcat.cpp
+++ b/examples/netcat.cpp
@@ -34,16 +34,15 @@ NetCat::NetCat(int argc, char **argv):
 	server_sock(0),
 	sock(0)
 {
+	string host_name;
+
 	GetOpt getopt;
 	getopt.add_option('6', "ipv6",   ipv6,   GetOpt::NO_ARG);
 	getopt.add_option('l', "listen", listen, GetOpt::NO_ARG);
+	getopt.add_argument("host", host_name, GetOpt::REQUIRED_ARG);
 	getopt(argc, argv);
 
-	const vector<string> &args = getopt.get_args();
-	if(args.empty())
-		throw usage_error("host argument missing");
-
-	RefPtr<Net::SockAddr> addr = Net::resolve(args.front(), (ipv6 ? Net::INET6 : Net::INET));
+	RefPtr<Net::SockAddr> addr = Net::resolve(host_name, (ipv6 ? Net::INET6 : Net::INET));
 	if(!listen)
 	{
 		sock = new Net::StreamSocket(addr->get_family());