{ lib , stdenvNoCC , fetchurl , symlinkJoin }: let version = "15.1"; fetchData = { suffix, hash }: stdenvNoCC.mkDerivation { pname = "unicode-emoji-${suffix}"; inherit version; src = fetchurl { url = "https://www.unicode.org/Public/emoji/${version}/emoji-${suffix}.txt"; inherit hash; }; dontUnpack = true; installPhase = '' runHook preInstall installDir="$out/share/unicode/emoji" mkdir -p "$installDir" cp "$src" "$installDir/emoji-${suffix}.txt" runHook postInstall ''; }; srcs = { emoji-sequences = fetchData { suffix = "sequences"; hash = "sha256-63LJEV41BPu+HIYhthn4eUcaRszFbi9EVBe3wcrQUNE="; }; emoji-test = fetchData { suffix = "test"; hash = "sha256-2HbuJJqijqp2z6bfqnAoR6jROwYqpIjUZdA5XugTftk="; }; emoji-zwj-sequences = fetchData { suffix = "zwj-sequences"; hash = "sha256-mnagPcrPzY+b/gjEnI2QtVGCuXfLzIemlOioGT77Dlc="; }; }; in symlinkJoin rec { name = "unicode-emoji-${version}"; paths = lib.attrValues srcs; passthru = srcs; meta = with lib; { description = "Unicode Emoji Data Files"; homepage = "https://home.unicode.org/emoji/"; license = licenses.unicode-dfs-2016; platforms = platforms.all; }; }