From 29c8c3ecf1cc66a638020a564e1b72966c259a8b Mon Sep 17 00:00:00 2001
From: tv <tv@krebsco.de>
Date: Tue, 17 Jan 2023 00:42:15 +0100
Subject: [PATCH] tv alacritty: admit missing ref file

---
 tv/5pkgs/simple/alacritty-tv.nix | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tv/5pkgs/simple/alacritty-tv.nix b/tv/5pkgs/simple/alacritty-tv.nix
index 7e24b7e1b..1c7730a71 100644
--- a/tv/5pkgs/simple/alacritty-tv.nix
+++ b/tv/5pkgs/simple/alacritty-tv.nix
@@ -101,7 +101,8 @@ let
     # rust-xdg requires XDG_RUNTIME_DIR to be secure:
     # https://docs.rs/xdg/2.4.1/src/xdg/lib.rs.html#311
     ${pkgs.coreutils}/bin/mkdir -m 0700 -p "$HOME"
-    if test "$(${pkgs.coreutils}/bin/cat "$HOME"/ref)" != ${config-file}; then
+    ref=$(! test -e "$HOME"/ref || ${pkgs.coreutils}/bin/cat "$HOME"/ref)
+    if test "$ref" != ${config-file}; then
       echo ${config-file} > "$HOME"/ref
       ${pkgs.coreutils}/bin/cp ${config-file} "$HOME"/.alacritty.yml
     fi