From 698b92d7fb26680ebb0328c5c6c985071ff79a0a Mon Sep 17 00:00:00 2001
From: Brian Picciano <me@mediocregopher.com>
Date: Mon, 17 Jun 2024 12:43:47 +0200
Subject: Fix X server not picking up system library files

---
 awesome/default.nix | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'awesome')

diff --git a/awesome/default.nix b/awesome/default.nix
index ca61ec5..acc6375 100644
--- a/awesome/default.nix
+++ b/awesome/default.nix
@@ -64,6 +64,10 @@ EOF
 
     set -e -x
 
+    # Set during startup of X server, but we don't want it inherited by
+    # everything downstream.
+    unset LD_LIBRARY_PATH
+
     # Turn off powersaving (fuck the environment)
     ${pkgs.xorg.xset}/bin/xset -dpms
     ${pkgs.xorg.xset}/bin/xset s off
@@ -103,6 +107,14 @@ EOF
 
   awesome = pkgs.writeShellScriptBin "awesome" ''
     export XORGCONFIG=${xorgConf}
+
+    # set the LD_LIBRARY_PATH to search both the libraries needed by X, but also
+    # those on the host, so that the video driver has access to them if it needs
+    # it.
+    source "${pkgs.ldUtils}"
+    x_ld_lib_path="$(bin_ld_lib_path "${pkgs.xorg.xinit}/bin/xinit")"
+    export LD_LIBRARY_PATH="$x_ld_lib_path":"$(host_ld_lib_path)"
+
     exec startx ${awesomeInner}
   '';
 
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