unpack-nixfiles.nix

{ lib, pkgs, stdenv }:                                                                                                                                                                                              
                                                                                                                                                                                                                    
let                                                                                                                                                                                                                 
  current-nixfiles = stdenv.mkDerivation rec {                                                                                                                                                                      
    name = "unpack-nixfiles";                                                                                                                                                                                       
                                                                                                                                                                                                                    
    src = ../.;                                                                                                                                                                                                     
                                                                                                                                                                                                                    
    installPhase = ''                                                                                                                                                                                               
      mkdir -p $out/share/nixfiles                                                                                                                                                                                  
      cd $src                                                                                                                                                                                                       
      tar  --transform 's,^,nixfiles/,'  -czf $out/share/nixfiles/nixfiles.tar.gz .                                                                                                                                 
    '';                                                                                                                                                                                                             
  };                                                                                                                                                                                                                
                                                                                                                                                                                                                    
in pkgs.writeShellScriptBin "unpack-nixfiles" ''                                                                                                                                                                    
  tar zxf ${current-nixfiles}/share/nixfiles/nixfiles.tar.gz                                                                                                                                                       
''