corepkgs/config.nix.in


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let
  fromEnv = var: def:
    let val = builtins.getEnv var; in
    if val != "" then val else def;
in rec {
  perl = "@perl@";
  shell = "@bash@";
  coreutils = "@coreutils@";
  bzip2 = "@bzip2@";
  gzip = "@gzip@";
  xz = "@xz@";
  tar = "@tar@";
  tarFlags = "@tarFlags@";
  tr = "@tr@";
  nixBinDir = fromEnv "NIX_BIN_DIR" "@bindir@";
  nixPrefix = "@prefix@";

  # If Nix is installed in the Nix store, then automatically add it as
  # a dependency to the core packages. This ensures that they work
  # properly in a chroot.
  chrootDeps =
    if dirOf nixPrefix == builtins.storeDir then
      [ (builtins.storePath nixPrefix) ]
    else
      [ ];
}