xenconsoled: honour XEN_RUN_DIR

Place the PID file under XEN_RUN_DIR by default. Note this change the
default location from /var/run to /var/run/xen.

Signed-off-by: Wei Liu <wei.liu2@citrix.com>
Acked-by: Ian Jackson <ian.jackson@eu.citrix.com>

tools/console/daemon/main.c

@@ -193,7 +193,7 @@ int main(int argc, char **argv)
 	increase_fd_limit();
 
 	if (!is_interactive) {
-		daemonize(pidfile ? pidfile : "/var/run/xenconsoled.pid");
+		daemonize(pidfile ? pidfile : XEN_RUN_DIR "/xenconsoled.pid");
 	}
 
 	if (!xen_setup())