From 68c30fe1c448ce586f3c1b64b8135878b01fe143 Mon Sep 17 00:00:00 2001
From: Marcos Benevides <marcos.schonfinkel@gmail.com>
Date: Fri, 3 Oct 2025 17:03:52 -0400
Subject: [PATCH] dreamchess: fix default engine propagation

---
 pkgs/by-name/dr/dreamchess/package.nix | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/pkgs/by-name/dr/dreamchess/package.nix b/pkgs/by-name/dr/dreamchess/package.nix
index 21622ff9aefb..25ad30bef91b 100644
--- a/pkgs/by-name/dr/dreamchess/package.nix
+++ b/pkgs/by-name/dr/dreamchess/package.nix
@@ -6,6 +6,7 @@
   bison,
   flex,
   gettext,
+  makeWrapper,
   SDL2,
   SDL2_image,
   SDL2_mixer,
@@ -48,6 +49,7 @@ stdenv.mkDerivation (finalAttrs: {
     bison
     flex
     gettext
+    makeWrapper
   ];
   cmakeFlags = [
     (lib.cmakeBool "CMAKE_VERBOSE_MAKEFILE" true)
@@ -55,10 +57,18 @@ stdenv.mkDerivation (finalAttrs: {
     (lib.cmakeFeature "CMAKE_INSTALL_DATAROOTDIR" "${placeholder "out"}/share")
   ];
 
+  # This makes sure the default engine (dreamer) will be called from
+  # the /nix/store/ as well when starting a new game
+  postFixup = ''
+    wrapProgram $out/bin/dreamchess \
+      --prefix PATH : $out/bin
+  '';
+
   doInstallCheck = true;
 
   postInstallCheck = ''
     stat "''${!outputBin}/bin/${finalAttrs.meta.mainProgram}"
+    stat "''${!outputBin}/bin/dreamer"
   '';
 
   meta = {