wm: ircd

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reply PING with whatever they sent

--- a/ircd.c

+++ b/ircd.c

@@ -318,7 +318,8 @@

 		n = snprint(buf, n, "PING :%s\r\n", servername);

 		break;

 	case Pong:

-		n = snprint(buf, n, ":%s PONG %s\r\n", servername, servername);

+		/* r->argv is: pong */

+		n = snprint(buf, n, ":%s PONG %s\r\n", servername, r->argv[0]);

 		break;

 	case Welcome:

 		n = snprint(buf, n,

@@ -961,6 +962,7 @@

 	cmd = strtok(msg, " :\r");

 	if(strcmp(cmd, "PING") == 0){

+		r.argv[0] = strtok(0, " \r"); /* pong */

 		r.code = Pong;

 		reply(c, &r);

 		return 1;