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/tools/filesystems/gocryptfs/default.nix

@@ -0,0 +1,69 @@
+{ lib
+, stdenv
+, buildGoModule
+, fetchFromGitHub
+, fuse
+, makeWrapper
+, openssl
+, pandoc
+, pkg-config
+, libfido2
+}:
+
+buildGoModule rec {
+  pname = "gocryptfs";
+  version = "2.2.1";
+
+  src = fetchFromGitHub {
+    owner = "rfjakob";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-qERtX9UcdMolbffzPiVQlblirzJ5baOmHonJIO8ang0=";
+  };
+
+  vendorSha256 = "sha256-yJ7RYwhArgmGlFmSplrX1hiLkc7FkS1qQCUcRlbnNWQ=";
+
+  nativeBuildInputs = [
+    makeWrapper
+    pkg-config
+    pandoc
+  ];
+
+  buildInputs = [ openssl ];
+
+  propagatedBuildInputs = [ libfido2 ];
+
+  ldflags = [
+    "-X main.GitVersion=${version}"
+    "-X main.GitVersionFuse=[vendored]"
+    "-X main.BuildDate=unknown"
+  ];
+
+  subPackages = [ "." "gocryptfs-xray" "contrib/statfs" ];
+
+  postBuild = ''
+    pushd Documentation/
+    mkdir -p $out/share/man/man1
+    # taken from Documentation/MANPAGE-render.bash
+    pandoc MANPAGE.md -s -t man -o $out/share/man/man1/gocryptfs.1
+    pandoc MANPAGE-XRAY.md -s -t man -o $out/share/man/man1/gocryptfs-xray.1
+    pandoc MANPAGE-STATFS.md -s -t man -o $out/share/man/man1/statfs.1
+    popd
+  '';
+
+  # use --suffix here to ensure we don't shadow /run/wrappers/bin/fusermount,
+  # as the setuid wrapper is required to use gocryptfs as non-root on NixOS
+  postInstall = ''
+    wrapProgram $out/bin/gocryptfs \
+      --suffix PATH : ${lib.makeBinPath [ fuse ]}
+    ln -s $out/bin/gocryptfs $out/bin/mount.fuse.gocryptfs
+  '';
+
+  meta = with lib; {
+    description = "Encrypted overlay filesystem written in Go";
+    license = licenses.mit;
+    homepage = "https://nuetzlich.net/gocryptfs/";
+    maintainers = with maintainers; [ flokli offline prusnak ];
+    platforms = platforms.unix;
+  };
+}