From 3d1e5438ada61e406de6dccc0b44e7491bf6561d Mon Sep 17 00:00:00 2001
From: Anton Khirnov <anton@khirnov.net>
Date: Tue, 26 Oct 2021 19:22:38 +0200
Subject: bindings: capture errors from locking the screen

---
 utils.lua | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

(limited to 'utils.lua')

diff --git a/utils.lua b/utils.lua
index 01bd70f..3a02c24 100644
--- a/utils.lua
+++ b/utils.lua
@@ -1,6 +1,7 @@
 local M = {}
 
 local awful = require("awful")
+local naughty = require("naughty")
 
 -- mapping from logical screen indices to indices corresponding to their
 -- physical layout
@@ -43,4 +44,17 @@ function M.spawn_current(command)
     awful.spawn(command, {tag = mouse.screen.selected_tag})
 end
 
+function M.screen_lock()
+    awful.spawn.easy_async("xscreensaver-command -lock",
+        function(stdout, stderr, exitreason, exitcode)
+            if exitcode ~= 0 then
+                naughty.notify({ preset = naughty.config.presets.critical,
+                                 title = "Error locking the screen",
+                                 text  = table.concat({stdout, stderr}, "\n") })
+
+            end
+        end)
+
+end
+
 return M
-- 
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