Blame 0182-loginctl-when-showing-device-tree-of-seats-with-no-d.patch
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From 10131437ac7d636966f5419fc52af19b85cb409c Mon Sep 17 00:00:00 2001
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From: Lennart Poettering <lennart@poettering.net>
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Date: Wed, 18 Dec 2013 17:16:33 +0100
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Subject: [PATCH] loginctl: when showing device tree of seats with no devices
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show something useful
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(cherry picked from commit ddae67fa1bdd86b480a60ad6fc1d90d6f35a03d0)
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---
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src/login/sysfs-show.c | 2 ++
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1 file changed, 2 insertions(+)
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diff --git a/src/login/sysfs-show.c b/src/login/sysfs-show.c
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index f7d11ddc4c..cb12ebf4c7 100644
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--- a/src/login/sysfs-show.c
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+++ b/src/login/sysfs-show.c
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@@ -181,6 +181,8 @@ int show_sysfs(const char *seat, const char *prefix, unsigned n_columns) {
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first = udev_enumerate_get_list_entry(e);
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if (first)
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show_sysfs_one(udev, seat, &first, "/", prefix, n_columns);
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+ else
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+ printf("%s%s%s\n", prefix, draw_special_char(DRAW_TREE_RIGHT), "(none)");
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return r;
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}
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