From ff73ec1d6d6759cb95d9ccc250a63cd24a36003e Mon Sep 17 00:00:00 2001
From: Valentin Boettcher <hiro@protagon.space>
Date: Tue, 25 Jul 2023 19:50:26 -0400
Subject: [PATCH] mathematica: enable wayland support

---
 pkgs/applications/science/math/mathematica/generic.nix | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/pkgs/applications/science/math/mathematica/generic.nix b/pkgs/applications/science/math/mathematica/generic.nix
index f8e6555d7632..7cd699e58e3c 100644
--- a/pkgs/applications/science/math/mathematica/generic.nix
+++ b/pkgs/applications/science/math/mathematica/generic.nix
@@ -125,8 +125,9 @@ in stdenv.mkDerivation {
     "--set USE_WOLFRAM_LD_LIBRARY_PATH 1"
     # Fix xkeyboard config path for Qt
     "--set QT_XKB_CONFIG_ROOT ${xkeyboard_config}/share/X11/xkb"
-    # wayland isn't supported
-    "--set QT_QPA_PLATFORM xcb"
+    # if wayland isn't supported we fail over to xcb
+    # see https://github.com/qt/qtbase/blob/35d0f012ee9b95e8cf3563a41d710ff3c023d841/src/gui/kernel/qguiapplication.cpp#L1218
+    "--set QT_QPA_PLATFORM wayland;xcb"
   ] ++ lib.optionals cudaSupport [
     "--set CUDA_PATH ${cudaEnv}"
     "--set NVIDIA_DRIVER_LIBRARY_PATH ${addOpenGLRunpath.driverLink}/lib/libnvidia-tls.so"