Add support for IFALIAS

New 2.6.28 support for text description

ip/ipaddress.c

@@ -281,6 +281,10 @@ int print_linkinfo(const struct sockaddr_nl *who,
 	if (do_link && tb[IFLA_LINKINFO] && show_details)
 		print_linktype(fp, tb[IFLA_LINKINFO]);
 
+	if (do_link && tb[IFLA_IFALIAS])
+		fprintf(fp,"\n    alias %s", 
+			(const char *) RTA_DATA(tb[IFLA_IFALIAS]));
+
 	if (do_link && tb[IFLA_STATS] && show_stats) {
 		struct rtnl_link_stats slocal;
 		struct rtnl_link_stats *s = RTA_DATA(tb[IFLA_STATS]);

ip/iplink.c

@@ -67,6 +67,7 @@ void iplink_usage(void)
 	fprintf(stderr, "	                  [ broadcast LLADDR ]\n");
 	fprintf(stderr, "	                  [ mtu MTU ]\n");
 	fprintf(stderr, "	                  [ netns PID ]\n");
+	fprintf(stderr, "			  [ alias NAME ]\n");
 	fprintf(stderr, "       ip link show [ DEVICE ]\n");
 
 	if (iplink_have_newlink()) {
@@ -289,6 +290,12 @@ int iplink_parse(int argc, char **argv, struct iplink_req *req,
 			*type = *argv;
 			argc--; argv++;
 			break;
+		} else if (matches(*argv, "alias") == 0) {
+			NEXT_ARG();
+			addattr_l(&req->n, sizeof(*req), IFLA_IFALIAS,
+				  *argv, strlen(*argv));
+			argc--; argv++;
+			break;
 		} else {
 			if (strcmp(*argv, "dev") == 0) {
 				NEXT_ARG();