nixpkgs/lib/kernel.nix
2019-01-28 09:07:24 +09:00

22 lines
595 B
Nix

{ lib, version }:
with lib;
rec {
# Common patterns/legacy
whenAtLeast = ver: mkIf (versionAtLeast version ver);
whenOlder = ver: mkIf (versionOlder version ver);
# range is (inclusive, exclusive)
whenBetween = verLow: verHigh: mkIf (versionAtLeast version verLow && versionOlder version verHigh);
# Keeping these around in case we decide to change this horrible implementation :)
option = x:
x // { optional = true; };
yes = { tristate = "y"; };
no = { tristate = "n"; };
module = { tristate = "m"; };
freeform = x: { freeform = x; };
}