{ pkgs, ... }: let coreutils-full-name = "coreuutils-full" + builtins.concatStringsSep "" (builtins.genList (_: "_") (builtins.stringLength pkgs.coreutils-full.version)); coreutils-name = "coreuutils" + builtins.concatStringsSep "" (builtins.genList (_: "_") (builtins.stringLength pkgs.coreutils.version)); findutils-name = "finduutils" + builtins.concatStringsSep "" (builtins.genList (_: "_") (builtins.stringLength pkgs.findutils.version)); diffutils-name = "diffuutils" + builtins.concatStringsSep "" (builtins.genList (_: "_") (builtins.stringLength pkgs.diffutils.version)); in { system.replaceDependencies.replacements = [ { oldDependency = pkgs.coreutils-full; newDependency = pkgs.symlinkJoin { name = coreutils-full-name; paths = [pkgs.uutils-coreutils-noprefix]; }; } { oldDependency = pkgs.coreutils; newDependency = pkgs.symlinkJoin { name = coreutils-name; paths = [pkgs.uutils-coreutils-noprefix]; }; } { oldDependency = pkgs.findutils; newDependency = pkgs.symlinkJoin { name = findutils-name; paths = [pkgs.uutils-findutils]; }; } { oldDependency = pkgs.diffutils; newDependency = pkgs.symlinkJoin { name = diffutils-name; paths = [pkgs.uutils-diffutils]; }; } ]; }