uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/games/liquidwar/5.nix

@@ -0,0 +1,31 @@
+{ lib, stdenv, fetchurl, allegro }:
+stdenv.mkDerivation rec {
+  version = "5.6.5";
+  pname = "liquidwar5";
+  src = fetchurl {
+    url = "http://www.ufoot.org/download/liquidwar/v5/${version}/liquidwar-${version}.tar.gz";
+    sha256 = "2tCqhN1BbK0FVCHtm0DfOe+ueNPfdZwFg8ZMVPfy/18=";
+  };
+
+  buildInputs = [ allegro ];
+
+  configureFlags = lib.optional stdenv.isx86_64 "--disable-asm";
+
+  hardeningDisable = [ "format" ];
+
+  NIX_CFLAGS_COMPILE = [
+    # Workaround build failure on -fno-common toolchains like upstream
+    # gcc-10. Otherwise build fails as:
+    #   ld: random.o:(.bss+0x0): multiple definition of `LW_RANDOM_ON'; game.o:(.bss+0x4): first defined here
+    "-fcommon"
+
+    "-lm"
+  ];
+
+  meta = with lib; {
+    description = "The classic version of a quick tactics game LiquidWar";
+    maintainers = [ maintainers.raskin ];
+    license = licenses.gpl2Plus;
+    platforms = platforms.linux;
+  };
+}

pkgs/games/liquidwar/default.nix

@@ -0,0 +1,49 @@
+{ lib, stdenv, fetchurl, xorgproto, libX11, libXrender
+, gmp, libjpeg, libpng
+, expat, gettext, perl, guile
+, SDL, SDL_image, SDL_mixer, SDL_ttf
+, curl, sqlite, libtool, readline
+, libogg, libvorbis, libcaca, csound, cunit
+, pkg-config }:
+
+stdenv.mkDerivation rec {
+  pname = "liquidwar6";
+  version = "0.6.3902";
+
+  src = fetchurl {
+    url = "mirror://gnu/liquidwar6/${pname}-${version}.tar.gz";
+    sha256 = "1976nnl83d8wspjhb5d5ivdvdxgb8lp34wp54jal60z4zad581fn";
+  };
+
+  buildInputs = [
+    xorgproto libX11 gmp guile
+    libjpeg libpng
+    expat gettext perl
+    SDL SDL_image SDL_mixer SDL_ttf
+    curl sqlite
+    libogg libvorbis csound
+    libXrender libcaca cunit
+    libtool readline
+  ];
+
+  nativeBuildInputs = [ pkg-config ];
+
+  hardeningDisable = [ "format" ];
+
+  NIX_CFLAGS_COMPILE =
+    "-Wno-error=deprecated-declarations" +
+    # Avoid GL_GLEXT_VERSION double definition
+    " -DNO_SDL_GLEXT"
+  ;
+
+  # To avoid problems finding SDL_types.h.
+  configureFlags = [ "CFLAGS=-I${lib.getDev SDL}/include/SDL" ];
+
+  meta = with lib; {
+    description = "Quick tactics game";
+    homepage = "https://www.gnu.org/software/liquidwar6/";
+    maintainers = [ maintainers.raskin ];
+    license = licenses.gpl3Plus;
+    platforms = platforms.linux;
+  };
+}