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nixpkgs/pkgs/games/quake3/wrapper/default.nix

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Nix

{ stdenv, buildEnv, lib, libGL, ioquake3, makeWrapper }:
{ paks, name ? (stdenv.lib.head paks).name, description ? "" }:
let
libPath = lib.makeLibraryPath [ libGL stdenv.cc.cc ];
env = buildEnv {
name = "quake3-env";
paths = [ ioquake3 ] ++ paks;
};
in stdenv.mkDerivation {
name = "${name}-${ioquake3.name}";
nativeBuildInputs = [ makeWrapper ];
buildCommand = ''
mkdir -p $out/bin
# We add Mesa to the end of $LD_LIBRARY_PATH to provide fallback
# software rendering. GCC is needed so that libgcc_s.so can be found
# when Mesa is used.
makeWrapper ${env}/ioquake3.* $out/bin/quake3 \
--suffix-each LD_LIBRARY_PATH ':' "${libPath}" \
--add-flags "+set fs_basepath ${env} +set r_allowSoftwareGL 1"
makeWrapper ${env}/ioq3ded.* $out/bin/quake3-server \
--add-flags "+set fs_basepath ${env}"
'';
meta = {
inherit description;
};
}