From a8ab4a7b36f776bbe1f6522ca5ef2e2f920f9e36 Mon Sep 17 00:00:00 2001
From: Samuel Culpepper <sculpepper@newstore.com>
Date: Mon, 14 Feb 2022 17:11:22 +0100
Subject: [PATCH] nongnu: nvidia: Add wayland-native vulkan rendering ;
 nvidia_icd.json

TODO this WILL NOT WORK for X, meaning, frames cannot be rendered for X.

This should be split into a separate package nvidia-driver-wayland
---
 nongnu/packages/nvidia.scm | 14 ++++++++++++++
 1 file changed, 14 insertions(+)

diff --git a/nongnu/packages/nvidia.scm b/nongnu/packages/nvidia.scm
index 7f2e672..2720a0d 100644
--- a/nongnu/packages/nvidia.scm
+++ b/nongnu/packages/nvidia.scm
@@ -144,6 +144,20 @@
                 (scandir "." (lambda (name)
                                (string-contains name ".json"))))
 
+               (use-modules (ice-9 string-fun))
+               (let* ((outdir (string-append out "/vulkan/icd.d"))
+                      (outfile (string-append outdir "/nvidia_icd.json")))
+                 (mkdir-p outdir)
+                 (call-with-output-file outfile
+                   (lambda (port)
+                     (put-string
+                      port (call-with-input-file "nvidia_icd.json"
+                             (lambda (source)
+                               (string-replace-substring
+                                (get-string-all source)
+                                "libGLX_nvidia.so.0"
+                                "libEGL_nvidia.so.0")))))))
+
                ;; ------------------------------
                ;; ICD Loader for OpenCL
                (let ((file (string-append etcdir "/OpenCL/vendors/nvidia.icd")))