7zz: init at 21.01

pkgs/tools/archivers/7zz/default.nix

@@ -0,0 +1,47 @@
+{ lib, stdenv, fetchurl, autoPatchelfHook }:
+
+let platform =       if stdenv.isi686    then "x86"
+                else if stdenv.isx86_64  then "x64"
+                else if stdenv.isAarch32 then "arm"
+                else if stdenv.isAarch64 then "arm64"
+                else throw "Unsupported architecture";
+
+    url = "https://7-zip.org/a/7z2101-linux-${platform}.tar.xz";
+
+    hashes = {
+      x86 = "0k6vg85ld8i2pcv5sv3xbvf3swqh9qj8hf2jcpadssys3yyidqyj";
+      x64 = "1yfanx98fizj8d2s87yxgsy30zydx7h5w9wf4wy3blgsp0vkbjb3";
+      arm = "04iah9vijm86r8rbkhxig86fx3lpag4xi7i3vq7gfrlwkymclhm1";
+      arm64 = "0a26ginpb22aydcyvffxpbi7lxh4sgs9gb6cj96qqx7cnf7bk2ri";
+    };
+    sha256 = hashes."${platform}";
+
+in stdenv.mkDerivation {
+  pname = "7zz";
+  version = "21.01";
+
+  src = fetchurl { inherit url sha256; };
+  sourceRoot = ".";
+
+  nativeBuildInputs = [ autoPatchelfHook ];
+  buildInputs = [ stdenv.cc.cc.lib ];
+
+  dontBuild = true;
+
+  installPhase = ''
+    runHook preInstall
+    install -D -t $out/bin 7zz
+    runHook postInstall
+  '';
+
+  meta = with lib; {
+    description = "Command line archiver utility";
+    homepage = "https://www.7-zip.org";
+
+    # source not released yet. will be under LGPL 2.1+ with RAR exception
+    license = licenses.unfree;
+
+    platforms = [ "i686-linux" "x86_64-linux" "aarch64-linux" "armv7l-linux" ];
+    maintainers = with maintainers; [ anna328p ];
+  };
+}

pkgs/top-level/all-packages.nix

@@ -633,6 +633,8 @@ in
 
   _6tunnel = callPackage ../tools/networking/6tunnel { };
 
+  _7zz = callPackage ../tools/archivers/7zz { };
+
   _9pfs = callPackage ../tools/filesystems/9pfs { };
 
   a2ps = callPackage ../tools/text/a2ps { };