From: Lennart Poettering <lennart@poettering.net>
Date: Wed, 18 Dec 2013 16:16:33 +0000 (+0100)
Subject: loginctl: when showing device tree of seats with no devices show something useful
X-Git-Tag: v209~825
X-Git-Url: https://www.chiark.greenend.org.uk/ucgi/~ianmdlvl/git?p=elogind.git;a=commitdiff_plain;h=ddae67fa1bdd86b480a60ad6fc1d90d6f35a03d0;hp=06acf2d46a38bec212d78094e6ef8b100679048a

loginctl: when showing device tree of seats with no devices show something useful
---

diff --git a/src/login/sysfs-show.c b/src/login/sysfs-show.c
index 3286411de..939bd6125 100644
--- a/src/login/sysfs-show.c
+++ b/src/login/sysfs-show.c
@@ -179,6 +179,8 @@ int show_sysfs(const char *seat, const char *prefix, unsigned n_columns) {
         first = udev_enumerate_get_list_entry(e);
         if (first)
                 show_sysfs_one(udev, seat, &first, "/", prefix, n_columns);
+        else
+                printf("%s%s%s\n", prefix, draw_special_char(DRAW_TREE_RIGHT), "(none)");
 
         return r;
 }