From a284c4b3f7ec11ba9b4d9d3ae842b924464b3d67 Mon Sep 17 00:00:00 2001
From: Patrick CRESSANT <patrick.cressant@gmail.com>
Date: Mon, 13 Jul 2026 08:47:31 +0000
Subject: [PATCH] qemu: add optional BrlAPI support

---
 pkgs/by-name/qe/qemu/package.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/pkgs/by-name/qe/qemu/package.nix b/pkgs/by-name/qe/qemu/package.nix
index 80362ffd6757..e4dd0cada563 100644
--- a/pkgs/by-name/qe/qemu/package.nix
+++ b/pkgs/by-name/qe/qemu/package.nix
@@ -99,6 +99,8 @@
   capstone,
   valgrindSupport ? false,
   valgrind-light,
+  brlttySupport ? !minimal,
+  brltty,
   pluginsSupport ? !stdenv.hostPlatform.isStatic,
   enableDocs ? !minimal || toolsOnly,
   enableTools ? !minimal || toolsOnly,
@@ -259,6 +261,7 @@ stdenv.mkDerivation (finalAttrs: {
   ++ lib.optionals u2fEmuSupport [ libu2f-emu ]
   ++ lib.optionals capstoneSupport [ capstone ]
   ++ lib.optionals valgrindSupport [ valgrind-light ]
+  ++ lib.optionals brlttySupport [ brltty ]
   ++ lib.optionals stdenv.hostPlatform.isDarwin [ apple-sdk_15 ];
 
   dontUseMesonConfigure = true; # meson's configurePhase isn't compatible with qemu build
@@ -344,6 +347,7 @@ stdenv.mkDerivation (finalAttrs: {
   ++ lib.optional canokeySupport "--enable-canokey"
   ++ lib.optional u2fEmuSupport "--enable-u2f"
   ++ lib.optional capstoneSupport "--enable-capstone"
+  ++ lib.optional brlttySupport "--enable-brlapi"
   ++ lib.optional (!pluginsSupport) "--disable-plugins"
   ++ lib.optional (!enableBlobs) "--disable-install-blobs"
   ++ lib.optional userOnly "--disable-system"