From bdb21b510e38dbd7b80aa032a7a1fde73fdb3dc4 Mon Sep 17 00:00:00 2001
From: Timo Wilken
Date: Fri, 30 Jun 2023 21:48:38 +0200
Subject: Add WIP sleep support to sessionmenu

Doesn't really work yet, because writing to /sys/power/state needs root.
---
 tw/home/files/sessionmenu | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'tw/home/files/sessionmenu')

diff --git a/tw/home/files/sessionmenu b/tw/home/files/sessionmenu
index 552c2b3c..91839d8e 100755
--- a/tw/home/files/sessionmenu
+++ b/tw/home/files/sessionmenu
@@ -14,6 +14,14 @@
    (exit 0))
   ((_ "Reload i3 configuration")
    (call-command/stderr "i3-msg" "reload"))
+  ((_ "Sleep")
+   ;; "screenlock" blocks until unlocked by the user, so run in background.
+   ;; TODO: write "mem" to /sys/power/state, but it's owned by root.
+   (let ((locker (spawn "screenlock" '("screenlock")))
+         (sleepfile (open-file "/sys/power/state" "w")))
+     (display "mem" sleepfile)
+     (close sleepfile)
+     (waitpid locker)))
   ((_ "Log out")
    (call-command/stderr "i3-msg" "exit"))
   ((_ "Shutdown")
@@ -24,6 +32,7 @@
    (format #t "\0~a\x1f~a~%~{~a\0icon\x1f~a~%~}"
            "prompt" "Session"
            '("Reload i3 configuration" "reload"
+             "Sleep" "system-suspend"
              "Log out" "system-log-out"
              "Shutdown" "system-shutdown"
              "Reboot" "system-reboot"))))
-- 
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