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/prowlarr/update.sh

@@ -0,0 +1,50 @@
+#!/usr/bin/env nix-shell
+#!nix-shell -i bash -p curl gnused nix-prefetch jq
+
+set -eou pipefail
+
+dirname="$(dirname "$0")"
+
+updateHash()
+{
+    version=$1
+    arch=$2
+    os=$3
+
+    hashKey="${arch}-${os}_hash"
+
+    url="https://github.com/Prowlarr/Prowlarr/releases/download/v$version/Prowlarr.develop.$version.$os-core-$arch.tar.gz"
+    hash=$(nix-prefetch-url --type sha256 $url)
+    sriHash="$(nix hash to-sri --type sha256 $hash)"
+
+    sed -i "s|$hashKey = \"[a-zA-Z0-9\/+-=]*\";|$hashKey = \"$sriHash\";|g" "$dirname/default.nix"
+}
+
+updateVersion()
+{
+    sed -i "s/version = \"[0-9.]*\";/version = \"$1\";/g" "$dirname/default.nix"
+}
+
+currentVersion=$(cd $dirname && nix eval --raw -f ../../.. prowlarr.version)
+
+# N.B. Prowlarr is still in development, so
+# https://api.github.com/repos/Prowlarr/Prowlarr/releases/latest
+# returns nothing. Once this endpoint returns something, we should use
+# it. Until then, we use jq to sort releases (N.B. the "sort_by(. |
+# split(".") | map(tonumber))" incantation is to sort the version
+# number properly and not as a string).
+
+# latestTag=$(curl https://api.github.com/repos/Prowlarr/Prowlarr/releases/latest | jq -r ".tag_name")
+# latestVersion="$(expr $latestTag : 'v\(.*\)')"
+latestVersion=$(curl https://api.github.com/repos/Prowlarr/Prowlarr/git/refs/tags | jq '. | map(.ref | sub("refs/tags/v";"")) | sort_by(. | split(".") | map(tonumber)) | .[-1]' -r)
+
+if [[ "$currentVersion" == "$latestVersion" ]]; then
+    echo "Prowlarr is up-to-date: ${currentVersion}"
+    exit 0
+fi
+
+updateVersion $latestVersion
+
+updateHash $latestVersion x64 linux
+updateHash $latestVersion arm64 linux
+updateHash $latestVersion x64 osx