mirror of
https://github.com/nix-community/home-manager
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179 lines
5.4 KiB
Nix
179 lines
5.4 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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let
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cfg = config.xsession.windowManager.xmonad;
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xmonad = pkgs.xmonad-with-packages.override {
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ghcWithPackages = cfg.haskellPackages.ghcWithPackages;
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packages = self:
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cfg.extraPackages self ++ optionals cfg.enableContribAndExtras [
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self.xmonad-contrib
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self.xmonad-extras
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];
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};
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in {
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options = {
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xsession.windowManager.xmonad = {
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enable = mkEnableOption "xmonad window manager";
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haskellPackages = mkOption {
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default = pkgs.haskellPackages;
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defaultText = literalExpression "pkgs.haskellPackages";
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example = literalExpression "pkgs.haskell.packages.ghc784";
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description = ''
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The {var}`haskellPackages` used to build xmonad
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and other packages. This can be used to change the GHC
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version used to build xmonad and the packages listed in
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{var}`extraPackages`.
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'';
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};
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extraPackages = mkOption {
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default = self: [ ];
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defaultText = "self: []";
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example = literalExpression ''
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haskellPackages: [
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haskellPackages.xmonad-contrib
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haskellPackages.monad-logger
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]
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'';
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description = ''
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Extra packages available to GHC when rebuilding xmonad. The
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value must be a function which receives the attribute set
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defined in {var}`haskellPackages` as the sole
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argument.
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'';
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};
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enableContribAndExtras = mkOption {
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default = false;
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type = types.bool;
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description = "Enable xmonad-{contrib,extras} in xmonad.";
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};
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config = mkOption {
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type = types.nullOr types.path;
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default = null;
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example = literalExpression ''
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pkgs.writeText "xmonad.hs" '''
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import XMonad
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main = xmonad defaultConfig
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{ terminal = "urxvt"
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, modMask = mod4Mask
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, borderWidth = 3
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}
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'''
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'';
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description = ''
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The configuration file to be used for xmonad. This must be
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an absolute path or `null` in which case
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{file}`~/.xmonad/xmonad.hs` will not be managed
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by Home Manager.
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If this option is set to a non-`null` value,
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recompilation of xmonad outside of Home Manager (e.g. via
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{command}`xmonad --recompile`) will fail.
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'';
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};
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libFiles = mkOption {
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type = types.attrsOf (types.oneOf [ types.path ]);
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default = { };
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example = literalExpression ''
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{
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"Tools.hs" = pkgs.writeText "Tools.hs" '''
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module Tools where
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screenshot = "scrot"
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''';
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}
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'';
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description = ''
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Additional files that will be saved in
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{file}`~/.xmonad/lib/` and included in the configuration
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build. The keys are the file names while the values are paths to the
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contents of the files.
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'';
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};
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};
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};
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config = let
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xmonadBin = "${
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pkgs.runCommandLocal "xmonad-compile" {
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nativeBuildInputs = [ xmonad ];
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} ''
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mkdir -p $out/bin
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export XMONAD_CONFIG_DIR="$(pwd)/xmonad-config"
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export XMONAD_DATA_DIR="$(pwd)/data"
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export XMONAD_CACHE_DIR="$(pwd)/cache"
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mkdir -p "$XMONAD_CONFIG_DIR/lib" "$XMONAD_CACHE_DIR" "$XMONAD_DATA_DIR"
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cp ${cfg.config} xmonad-config/xmonad.hs
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declare -A libFiles
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libFiles=(${
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concatStringsSep " "
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(mapAttrsToList (name: value: "['${name}']='${value}'")
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cfg.libFiles)
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})
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for key in "''${!libFiles[@]}"; do
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mkdir -p "xmonad-config/lib/$(dirname "$key")"
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cp "''${libFiles[$key]}" "xmonad-config/lib/$key";
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done
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xmonad --recompile
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# The resulting binary name depends on the arch and os
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# https://github.com/xmonad/xmonad/blob/56b0f850bc35200ec23f05c079eca8b0a1f90305/src/XMonad/Core.hs#L565-L572
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if [ -f "$XMONAD_DATA_DIR/xmonad-${pkgs.stdenv.hostPlatform.system}" ]; then
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# xmonad 0.15.0
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mv "$XMONAD_DATA_DIR/xmonad-${pkgs.stdenv.hostPlatform.system}" $out/bin/
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else
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# xmonad 0.17.0 (https://github.com/xmonad/xmonad/commit/9813e218b034009b0b6d09a70650178980e05d54)
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mv "$XMONAD_CACHE_DIR/xmonad-${pkgs.stdenv.hostPlatform.system}" $out/bin/
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fi
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''
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}/bin/xmonad-${pkgs.stdenv.hostPlatform.system}";
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in mkIf cfg.enable (mkMerge [
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{
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assertions = [
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(hm.assertions.assertPlatform "xsession.windowManager.xmonad" pkgs
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platforms.linux)
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];
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home.packages = [ (lowPrio xmonad) ];
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home.file = mapAttrs' (name: value:
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attrsets.nameValuePair (".xmonad/lib/" + name) { source = value; })
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cfg.libFiles;
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}
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(mkIf (cfg.config == null) {
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xsession.windowManager.command = "${xmonad}/bin/xmonad";
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})
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(mkIf (cfg.config != null) {
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xsession.windowManager.command = xmonadBin;
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home.file.".xmonad/xmonad.hs".source = cfg.config;
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home.file.".xmonad/xmonad-${pkgs.stdenv.hostPlatform.system}" = {
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source = xmonadBin;
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onChange = ''
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# Attempt to restart xmonad if X is running.
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if [[ -v DISPLAY ]]; then
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${config.xsession.windowManager.command} --restart
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fi
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'';
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};
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})
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]);
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}
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