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|
{
description = "Bleeding edge Emacs overlay";
nixConfig = {
extra-substituters = [ "https://nix-community.cachix.org" ];
extra-trusted-public-keys = [ "nix-community.cachix.org-1:mB9FSh9qf2dCimDSUo8Zy7bkq5CX+/rkCWyvRCYg3Fs=" ];
};
inputs = {
flake-utils.url = "github:numtide/flake-utils";
nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable";
nixpkgs-stable.url = "github:NixOS/nixpkgs/nixos-23.05";
};
outputs =
{ self
, nixpkgs
, nixpkgs-stable
, flake-utils
}:
let
importPkgs = path: attrs: import path (attrs // {
config.allowAliases = false;
overlays = [ self.overlays.default ];
});
in
{
# self: super: must be named final: prev: for `nix flake check` to be happy
overlays = {
default = final: prev: import ./overlays final prev;
emacs = final: prev: import ./overlays/emacs.nix final prev;
package = final: prev: import ./overlays/package.nix final prev;
};
# for backward compatibility, is safe to delete, not referenced anywhere
overlay = self.overlays.default;
} // flake-utils.lib.eachSystem [ "x86_64-linux" ] (system:
{
hydraJobs =
let
mkHydraJobs = pkgs:
let
mkEmacsSet = emacs: pkgs.recurseIntoAttrs (
lib.filterAttrs
(n: v: builtins.typeOf v == "set" && ! lib.isDerivation v)
(pkgs.emacsPackagesFor emacs)
);
inherit (pkgs) lib;
in
{
emacsen = {
inherit (pkgs) emacs-unstable emacs-unstable-nox;
inherit (pkgs) emacs-unstable-pgtk;
inherit (pkgs) emacs-git emacs-git-nox;
inherit (pkgs) emacs-pgtk;
};
emacsen-cross =
let
crossTargets = [ "aarch64-multiplatform" ];
in
lib.fold lib.recursiveUpdate { }
(builtins.map
(target:
let
targetPkgs = pkgs.pkgsCross.${target};
in
lib.mapAttrs' (name: job: lib.nameValuePair "${name}-${target}" job)
({
inherit (targetPkgs) emacs-unstable emacs-unstable-nox;
inherit (targetPkgs) emacs-unstable-pgtk;
inherit (targetPkgs) emacs-git emacs-git-nox;
inherit (targetPkgs) emacs-pgtk;
}))
crossTargets);
packages = mkEmacsSet pkgs.emacs;
packages-unstable = mkEmacsSet pkgs.emacs-unstable;
};
in
{
"23.05" = mkHydraJobs (importPkgs nixpkgs-stable { inherit system; });
"unstable" = mkHydraJobs (importPkgs nixpkgs { inherit system; });
};
}) // flake-utils.lib.eachDefaultSystem (system: (
let
pkgs = importPkgs nixpkgs { inherit system; };
inherit (pkgs) lib;
overlayAttributes = lib.pipe (import ./. pkgs pkgs) [
builtins.attrNames
(lib.partition (n: lib.isDerivation pkgs.${n}))
];
attributesToAttrset = attributes: lib.pipe attributes [
(map (n: lib.nameValuePair n pkgs.${n}))
lib.listToAttrs
];
in
{
lib = attributesToAttrset overlayAttributes.wrong;
packages = attributesToAttrset overlayAttributes.right;
}
));
}
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