nixpkgs/pkgs/games/eduke32/default.nix

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{stdenv, fetchurl, SDL, SDL_mixer, unzip, libvorbis, mesa, gtk, pkgconfig, nasm, makeDesktopItem}:
stdenv.mkDerivation rec {
name = "eduke32";
src = fetchurl {
url = http://wiki.eduke32.com/stuff/source_code/eduke32_src_20090131.zip;
sha256 = "e6b8cc2c7e0c32a6aa5a64359be8b8c494dcae08dda87e1de718c030426ef74d";
};
buildInputs = [ unzip SDL SDL_mixer libvorbis mesa gtk pkgconfig ]
++ stdenv.lib.optional (stdenv.system == "i686-linux") nasm;
NIX_LDFLAGS = "-lgcc_s";
desktopItem = makeDesktopItem {
name = "eduke32";
exec = "eduke32-wrapper";
comment = "Duke Nukem 3D port";
desktopName = "EDuke32";
genericName = "Duke Nukem 3D port";
categories = "Application;Game;";
};
installPhase = ''
# Install binaries
ensureDir $out/bin
cp eduke32 mapster32 $out/bin
# Make wrapper script
cat > $out/bin/eduke32-wrapper <<EOF
#!/bin/sh
if [ "$EDUKE32_DATA_DIR" = "" ]
then
EDUKE32_DATA_DIR=/var/games/eduke32
fi
if [ "$EDUKE32_GRP_FILE" = "" ]
then
EDUKE32_GRP_FILE=\$EDUKE32_DATA_DIR/DUKE3D.GRP
fi
cd \$EDUKE32_DATA_DIR
eduke32 /g\$EDUKE32_GRP_FILE
EOF
chmod 755 $out/bin/eduke32-wrapper
# Install desktop item
ensureDir $out/share/applications
cp ${desktopItem}/share/applications/* $out/share/applications
'';
}