From f4e5b50fe2bb4d429d419c00eabae2fc965caf7d Mon Sep 17 00:00:00 2001
From: Daniel Nagy <danielnagy@posteo.de>
Date: Sun, 4 Sep 2022 12:22:33 +0200
Subject: [PATCH] chocolateDoom: build man pages

Closes #189632
---
 pkgs/games/chocolate-doom/default.nix | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/pkgs/games/chocolate-doom/default.nix b/pkgs/games/chocolate-doom/default.nix
index fabb12fa71fa..30fe2010b022 100644
--- a/pkgs/games/chocolate-doom/default.nix
+++ b/pkgs/games/chocolate-doom/default.nix
@@ -1,4 +1,5 @@
-{ lib, stdenv, autoreconfHook, pkg-config, SDL2, SDL2_mixer, SDL2_net, fetchFromGitHub, fetchpatch }:
+{ lib, stdenv, autoreconfHook, pkg-config, SDL2, SDL2_mixer, SDL2_net
+, fetchFromGitHub, fetchpatch, python3 }:
 
 stdenv.mkDerivation rec {
   pname = "chocolate-doom";
@@ -21,11 +22,19 @@ stdenv.mkDerivation rec {
     })
   ];
 
+  outputs = [ "out" "man" ];
+
   postPatch = ''
     sed -e 's#/games#/bin#g' -i src{,/setup}/Makefile.am
+    patchShebangs --build man/{simplecpp,docgen}
   '';
 
-  nativeBuildInputs = [ autoreconfHook pkg-config ];
+  nativeBuildInputs = [
+    autoreconfHook
+    pkg-config
+    # for documentation
+    python3
+  ];
   buildInputs = [ SDL2 SDL2_mixer SDL2_net ];
   enableParallelBuilding = true;