nixpkgs/lib/kernel.nix
Matthieu Coudron a4fe469d39 lib.kernel: scoped whenXXX helpers
whenAtLeast/whenBetween are made available in lib/kernel.nix but are now
scoped under whenXXX.
2019-10-01 16:09:07 +09:00

27 lines
676 B
Nix

{ lib }:
with lib;
{
# 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; };
/*
Common patterns/legacy used in common-config/hardened-config.nix
*/
whenHelpers = version: {
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);
};
}