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/servers/nosql/eventstore/create-deps.sh

@@ -0,0 +1,98 @@
+#! /usr/bin/env nix-shell
+#! nix-shell -i bash -p dotnet-sdk_5 jq xmlstarlet curl nixpkgs-fmt
+set -euo pipefail
+
+# Run this script to generate deps.nix
+
+# TODO: consolidate with other dotnet deps generation scripts by which
+#       this script is inspired:
+#       - pkgs/servers/nosql/eventstore/create-deps.sh
+#       - pkgs/development/dotnet-modules/python-language-server/create_deps.sh
+#       - pkgs/applications/emulators/ryujinx/updater.sh
+
+cd "$(dirname "${BASH_SOURCE[0]}")"
+
+deps_file="$(realpath "./deps.nix")"
+
+exec 2>&1 6> "$deps_file"
+
+store_src="$( nix-build ../../../.. -A eventstore.src --no-out-link )"
+src="$(mktemp -d)"
+cp -rT "$store_src" "$src"
+chmod -R +w "$src"
+pushd "$src"
+
+URLBASE="https://www.nuget.org/api/v2/package"
+
+DEPS_HEADER="
+{ fetchurl }:
+let
+  nugetUrlBase = \"$URLBASE\";
+  fetchNuGet = { pname, version, sha256 }: fetchurl {
+    inherit sha256;
+    url = \"\${nugetUrlBase}/\${pname}/\${version}\";
+  };
+in ["
+
+DEPS_FOOTER="]"
+
+DEPS_TEMPLATE="
+(fetchNuGet {
+  pname = \"%s\";
+  version = \"%s\";
+  sha256 = \"%s\";
+})"
+
+tmpdir="$(mktemp -d -p "$(pwd)")" # must be under source root
+trap 'rm -rf "$tmpdir"' EXIT
+
+HOME="$tmpdir" dotnet restore --packages "$tmpdir"/.nuget/packages \
+        --no-cache --force --runtime linux-x64 \
+        src/EventStore.sln >&2
+
+mapfile -t repos < <(
+    xmlstarlet sel -t -v 'configuration/packageSources/add/@value' -n NuGet.config "$tmpdir"/.nuget/NuGet/NuGet.Config |
+        while IFS= read index
+        do
+            curl --compressed -fsL "$index" | \
+                jq -r '.resources[] | select(."@type" == "PackageBaseAddress/3.0.0")."@id"'
+        done
+)
+
+echo $DEPS_HEADER >&6
+
+cd "$tmpdir/.nuget/packages"
+for package in *
+do
+    cd "$package"
+    for version in *
+    do
+        found=false
+        for repo in "${repos[@]}"
+        do
+            url="$repo$package/$version/$package.$version.nupkg"
+            if curl -fsL "$url" -o /dev/null
+            then
+                found=true
+                break
+            fi
+        done
+
+        if ! $found
+        then
+            echo "couldn't find $package $version" >&2
+            exit 1
+        fi
+
+        sha256=$(nix-prefetch-url "$url" 2>/dev/null)
+
+        printf "$DEPS_TEMPLATE" $package $version $sha256 >&6
+    done
+    cd ..
+done
+
+echo $DEPS_FOOTER >&6
+
+exec 6>&-
+
+nixpkgs-fmt "$deps_file"