nixpkgs/pkgs/games/cataclysm-dda/lib.nix
2020-11-12 11:54:42 +09:00

47 lines
1.1 KiB
Nix

{ callPackage }:
rec {
buildMod = callPackage ./builder.nix {
type = "mod";
};
buildSoundPack = callPackage ./builder.nix {
type = "soundpack";
};
buildTileSet = callPackage ./builder.nix {
type = "tileset";
};
wrapCDDA = callPackage ./wrapper.nix {};
# Required to fix `pkgs` and `withMods` attrs after applying `overrideAttrs`.
#
# Example:
# let
# myBuild = cataclysmDDA.jenkins.latest.tiles.overrideAttrs (_: {
# x = "hello";
# });
#
# # This refers to the derivation before overriding! So, `badExample.x` is not accessible.
# badExample = myBuild.withMods (_: []);
#
# # `myBuild` is correctly referred by `withMods` and `goodExample.x` is accessible.
# goodExample = let
# inherit (cataclysmDDA) attachPkgs pkgs;
# in
# (attachPkgs pkgs myBuild).withMods (_: []);
# in
# goodExample.x # returns "hello"
attachPkgs = pkgs: super:
let
self = super.overrideAttrs (old: {
passthru = old.passthru // {
pkgs = pkgs.override { build = self; };
withMods = wrapCDDA self;
};
});
in
self;
}