From d517e2b4b6f036f1d38142c4adc80d229404fc4c Mon Sep 17 00:00:00 2001
From: Yuchen Pei <id@ypei.org>
Date: Fri, 24 Jan 2025 09:46:29 +1100
Subject: [emacs] Expand env vars in exec-path

---
 emacs/.emacs.d/init/ycp-basic.el | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/emacs/.emacs.d/init/ycp-basic.el b/emacs/.emacs.d/init/ycp-basic.el
index 6baf1b8..cb097e7 100644
--- a/emacs/.emacs.d/init/ycp-basic.el
+++ b/emacs/.emacs.d/init/ycp-basic.el
@@ -27,6 +27,12 @@
 
 ;;; Code:
 
+;;; If started from systemd, emacs treats env variables inside env
+;;; variables as literal. e.g. if we have
+;;; Environment=PATH=$HOME/.local/bin:$HOME/bin
+;;; emacs will set exec-path to be literally
+;;; $HOME/.local/bin:$HOME/bin, without expanding $HOME.
+(setq exec-path (seq-map 'substitute-in-file-name exec-path))
 
 (my-configure
   (my-keybind global-map
-- 
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