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/applications/networking/ipfs-migrator/all-migrations.nix

@@ -0,0 +1,63 @@
+{ lib
+, stdenv
+, symlinkJoin
+, buildGoModule
+, ipfs-migrator-unwrapped
+}:
+
+# This package contains all the individual migrations in the bin directory.
+# This is used by fs-repo-migrations and could also be used by IPFS itself
+# when starting it like this: ipfs daemon --migrate
+
+let
+  fs-repo-common = pname: version: buildGoModule {
+    inherit pname version;
+    inherit (ipfs-migrator-unwrapped) src;
+    sourceRoot = "source/${pname}";
+    vendorSha256 = null;
+    doCheck = false;
+    meta = ipfs-migrator-unwrapped.meta // {
+      mainProgram = pname;
+      description = "Individual migration for the filesystem repository of ipfs clients";
+    };
+  };
+
+  # Concatenation of the latest repo version and the version of that migration
+  version = "12.1.0.2";
+
+  fs-repo-11-to-12 = fs-repo-common "fs-repo-11-to-12" "1.0.2";
+  fs-repo-10-to-11 = fs-repo-common "fs-repo-10-to-11" "1.0.1";
+  fs-repo-9-to-10  = fs-repo-common "fs-repo-9-to-10"  "1.0.1";
+  fs-repo-8-to-9   = fs-repo-common "fs-repo-8-to-9"   "1.0.1";
+  fs-repo-7-to-8   = fs-repo-common "fs-repo-7-to-8"   "1.0.1";
+  fs-repo-6-to-7   = fs-repo-common "fs-repo-6-to-7"   "1.0.1";
+  fs-repo-5-to-6   = fs-repo-common "fs-repo-5-to-6"   "1.0.1";
+  fs-repo-4-to-5   = fs-repo-common "fs-repo-4-to-5"   "1.0.1";
+  fs-repo-3-to-4   = fs-repo-common "fs-repo-3-to-4"   "1.0.1";
+  fs-repo-2-to-3   = fs-repo-common "fs-repo-2-to-3"   "1.0.1";
+  fs-repo-1-to-2   = fs-repo-common "fs-repo-1-to-2"   "1.0.1";
+  fs-repo-0-to-1   = fs-repo-common "fs-repo-0-to-1"   "1.0.1";
+
+  all-migrations = [
+    fs-repo-11-to-12
+    fs-repo-10-to-11
+    fs-repo-9-to-10
+    fs-repo-8-to-9
+    fs-repo-7-to-8
+  ] ++ lib.optional (!stdenv.isDarwin) # I didn't manage to fix this on macOS:
+    fs-repo-6-to-7                     # gx/ipfs/QmSGRM5Udmy1jsFBr1Cawez7Lt7LZ3ZKA23GGVEsiEW6F3/eventfd/eventfd.go:27:32: undefined: syscall.SYS_EVENTFD2
+  ++ [
+    fs-repo-5-to-6
+    fs-repo-4-to-5
+    fs-repo-3-to-4
+    fs-repo-2-to-3
+    fs-repo-1-to-2
+    fs-repo-0-to-1
+  ];
+
+in
+
+symlinkJoin {
+  name = "ipfs-migrator-all-fs-repo-migrations-${version}";
+  paths = all-migrations;
+}

pkgs/applications/networking/ipfs-migrator/default.nix

@@ -0,0 +1,23 @@
+{ lib
+, buildEnv
+, makeWrapper
+, ipfs-migrator-unwrapped
+, ipfs-migrator-all-fs-repo-migrations
+}:
+
+buildEnv {
+  name = "ipfs-migrator-${ipfs-migrator-unwrapped.version}";
+
+  nativeBuildInputs = [ makeWrapper ];
+
+  paths = [ ipfs-migrator-unwrapped ];
+
+  pathsToLink = [ "/bin" ];
+
+  postBuild = ''
+    wrapProgram "$out/bin/fs-repo-migrations" \
+      --prefix PATH ':' '${lib.makeBinPath [ ipfs-migrator-all-fs-repo-migrations ]}'
+  '';
+
+  inherit (ipfs-migrator-unwrapped) meta;
+}

pkgs/applications/networking/ipfs-migrator/unwrapped.nix

@@ -0,0 +1,35 @@
+{ lib
+, buildGoModule
+, fetchFromGitHub
+}:
+
+buildGoModule rec {
+  pname = "ipfs-migrator";
+  version = "2.0.2";
+
+  src = fetchFromGitHub {
+    owner = "ipfs";
+    repo = "fs-repo-migrations";
+    # Use the latest git tag here, since v2.0.2 does not
+    # contain the latest migration fs-repo-11-to-12/v1.0.2
+    # The fs-repo-migrations code itself is the same between
+    # the two versions but the migration code, which is built
+    # into separate binaries, is not.
+    rev = "fs-repo-11-to-12/v1.0.2";
+    sha256 = "sha256-CG4utwH+/+Igw+SP3imhl39wijlB53UGtkJG5Mwh+Ik=";
+  };
+
+  sourceRoot = "source/fs-repo-migrations";
+
+  vendorSha256 = "sha256-/DqkBBtR/nU8gk3TFqNKY5zQU6BFMc3N8Ti+38mi/jk=";
+
+  doCheck = false;
+
+  meta = with lib; {
+    description = "Migrations for the filesystem repository of ipfs clients";
+    homepage = "https://github.com/ipfs/fs-repo-migrations";
+    license = licenses.mit;
+    maintainers = with maintainers; [ Luflosi elitak ];
+    mainProgram = "fs-repo-migrations";
+  };
+}