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/amqp/rabbitmq-server/default.nix

@@ -0,0 +1,88 @@
+{ lib
+, stdenv
+, fetchurl
+, erlang
+, elixir
+, python3
+, libxml2
+, libxslt
+, xmlto
+, docbook_xml_dtd_45
+, docbook_xsl
+, zip
+, unzip
+, rsync
+, getconf
+, socat
+, procps
+, coreutils
+, gnused
+, systemd
+, glibcLocales
+, AppKit
+, Carbon
+, Cocoa
+, nixosTests
+}:
+
+stdenv.mkDerivation rec {
+  pname = "rabbitmq-server";
+  version = "3.9.14";
+
+  # when updating, consider bumping elixir version in all-packages.nix
+  src = fetchurl {
+    url = "https://github.com/rabbitmq/rabbitmq-server/releases/download/v${version}/${pname}-${version}.tar.xz";
+    sha256 = "sha256-c6GpB6CSCHiU9hTC9FkxyTc1UpNWxx5iP3y2dbTUfS0=";
+  };
+
+  nativeBuildInputs = [ unzip xmlto docbook_xml_dtd_45 docbook_xsl zip rsync python3 ];
+  buildInputs = [ erlang elixir libxml2 libxslt glibcLocales ]
+    ++ lib.optionals stdenv.isDarwin [ AppKit Carbon Cocoa ];
+
+  outputs = [ "out" "man" "doc" ];
+
+  installFlags = [ "PREFIX=$(out)" "RMQ_ERLAPP_DIR=$(out)" ];
+  installTargets = [ "install" "install-man" ];
+
+  preBuild = ''
+    export LANG=C.UTF-8 # fix elixir locale warning
+  '';
+
+  runtimePath = lib.makeBinPath ([
+    erlang
+    getconf # for getting memory limits
+    socat
+    procps
+    gnused
+    coreutils # used by helper scripts
+  ] ++ lib.optionals stdenv.isLinux [ systemd ]); # for systemd unit activation check
+
+  postInstall = ''
+    # rabbitmq-env calls to sed/coreutils, so provide everything early
+    sed -i $out/sbin/rabbitmq-env -e '2s|^|PATH=${runtimePath}\''${PATH:+:}\$PATH/\n|'
+
+    # We know exactly where rabbitmq is gonna be, so we patch that into the env-script.
+    # By doing it early we make sure that auto-detection for this will
+    # never be executed (somewhere below in the script).
+    sed -i $out/sbin/rabbitmq-env -e "2s|^|RABBITMQ_SCRIPTS_DIR=$out/sbin\n|"
+
+    # there’s a few stray files that belong into share
+    mkdir -p $doc/share/doc/rabbitmq-server
+    mv $out/LICENSE* $doc/share/doc/rabbitmq-server
+
+    # and an unecessarily copied INSTALL file
+    rm $out/INSTALL
+  '';
+
+  passthru.tests = {
+    vm-test = nixosTests.rabbitmq;
+  };
+
+  meta = with lib; {
+    homepage = "https://www.rabbitmq.com/";
+    description = "An implementation of the AMQP messaging protocol";
+    license = licenses.mpl20;
+    platforms = platforms.unix;
+    maintainers = with maintainers; [ turion ];
+  };
+}