From 1f047397ab4775f81f619613f62898ff6b46a64c Mon Sep 17 00:00:00 2001
From: Elian Doran <contact@eliandoran.me>
Date: Tue, 26 Mar 2024 22:56:32 +0200
Subject: [PATCH] ut1999: add support for i686-linux

---
 pkgs/by-name/ut/ut1999/package.nix | 40 +++++++++++++++++++-----------
 1 file changed, 26 insertions(+), 14 deletions(-)

diff --git a/pkgs/by-name/ut/ut1999/package.nix b/pkgs/by-name/ut/ut1999/package.nix
index 92cb223d5467..0d98b412e867 100644
--- a/pkgs/by-name/ut/ut1999/package.nix
+++ b/pkgs/by-name/ut/ut1999/package.nix
@@ -2,6 +2,17 @@
 , runCommand, libgcc, wxGTK32, innoextract, libGL, SDL2, openal, libmpg123, libxmp }:
 
 let
+  version = "469d";
+  srcs = {
+    x86_64-linux = fetchurl {
+      url = "https://github.com/OldUnreal/UnrealTournamentPatches/releases/download/v${version}/OldUnreal-UTPatch${version}-Linux-amd64.tar.bz2";
+      hash = "sha256-aoGzWuakwN/OL4+xUq8WEpd2c1rrNN/DkffI2vDVGjs=";
+    };
+    i686-linux = fetchurl {
+      url = "https://github.com/OldUnreal/UnrealTournamentPatches/releases/download/v${version}/OldUnreal-UTPatch${version}-Linux-x86.tar.bz2";
+      hash = "sha256-1JsFKuAAj/LtYvOUPFu0Hn+zvY3riW0YlJbLd4UnaKU=";
+    };
+  };
   unpackGog = runCommand "ut1999-gog" {
     src = requireFile rec {
       name = "setup_ut_goty_2.0.0.5.exe";
@@ -21,14 +32,15 @@ let
     mkdir $out
     cp -r app/* $out
   '';
-in stdenv.mkDerivation rec {
+  systemDir = {
+    x86_64-linux = "System64";
+    i686-linux = "System";
+  }.${stdenv.hostPlatform.system} or (throw "unsupported system: ${stdenv.hostPlatform.system}");
+in stdenv.mkDerivation {
   name = "ut1999";
-  version = "469d";
+  inherit version;
   sourceRoot = ".";
-  src = fetchurl {
-    url = "https://github.com/OldUnreal/UnrealTournamentPatches/releases/download/v${version}/OldUnreal-UTPatch${version}-Linux-amd64.tar.bz2";
-    hash = "sha256-aoGzWuakwN/OL4+xUq8WEpd2c1rrNN/DkffI2vDVGjs=";
-  };
+  src = srcs.${stdenv.hostPlatform.system} or (throw "Unsupported system: ${stdenv.hostPlatform.system}");
 
   buildInputs = [
     libgcc
@@ -54,10 +66,10 @@ in stdenv.mkDerivation rec {
     cp -r ./* $out
 
     # Remove bundled libraries to use native versions instead
-    rm $out/System64/libmpg123.so* \
-      $out/System64/libopenal.so* \
-      $out/System64/libSDL2* \
-      $out/System64/libxmp.so*
+    rm $out/${systemDir}/libmpg123.so* \
+      $out/${systemDir}/libopenal.so* \
+      $out/${systemDir}/libSDL2* \
+      $out/${systemDir}/libxmp.so*
 
     chmod -R 755 $out
 
@@ -67,8 +79,8 @@ in stdenv.mkDerivation rec {
     ln -s ${unpackGog}/Maps $out
     cp -n ${unpackGog}/System/*.{u,int} $out/System || true
 
-    ln -s "$out/System64/ut-bin" "$out/bin/ut1999"
-    ln -s "$out/System64/ucc-bin" "$out/bin/ut1999-ucc"
+    ln -s "$out/${systemDir}/ut-bin" "$out/bin/ut1999"
+    ln -s "$out/${systemDir}/ucc-bin" "$out/bin/ut1999-ucc"
 
     convert "${unpackGog}/gfw_high.ico" "ut1999.png"
     install -D ut1999-5.png "$out/share/icons/hicolor/256x256/apps/ut1999.png"
@@ -90,9 +102,9 @@ in stdenv.mkDerivation rec {
   meta = with lib; {
     description = "Unreal Tournament GOTY (1999) with the OldUnreal patch.";
     license = licenses.unfree;
-    platforms = [ "x86_64-linux" ];
+    platforms = attrNames srcs;
     maintainers = with maintainers; [ eliandoran ];
-    sourceProvenance = with lib.sourceTypes; [ binaryNativeCode ];
+    sourceProvenance = with sourceTypes; [ binaryNativeCode ];
     mainProgram = "ut1999";
   };
 }