release-common.nix


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{ pkgs }:

rec {
  # Use "busybox-sandbox-shell" if present,
  # if not (legacy) fallback and hope it's sufficient.
  sh = pkgs.busybox-sandbox-shell or (pkgs.busybox.override {
    useMusl = true;
    enableStatic = true;
    enableMinimal = true;
    extraConfig = ''
      CONFIG_FEATURE_FANCY_ECHO y
      CONFIG_FEATURE_SH_MATH y
      CONFIG_FEATURE_SH_MATH_64 y

      CONFIG_ASH y
      CONFIG_ASH_OPTIMIZE_FOR_SIZE y

      CONFIG_ASH_ALIAS y
      CONFIG_ASH_BASH_COMPAT y
      CONFIG_ASH_CMDCMD y
      CONFIG_ASH_ECHO y
      CONFIG_ASH_GETOPTS y
      CONFIG_ASH_INTERNAL_GLOB y
      CONFIG_ASH_JOB_CONTROL y
      CONFIG_ASH_PRINTF y
      CONFIG_ASH_TEST y
    '';
  });

  configureFlags =
    [ "--disable-init-state"
      "--enable-gc"
    ] ++ pkgs.lib.optionals pkgs.stdenv.isLinux [
      "--with-sandbox-shell=${sh}/bin/busybox"
    ];
}