nixpkgs/nixos/modules/programs/tmux.nix

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{ config, pkgs, lib, ... }:
let
inherit (lib) mkOption mkEnableOption mkIf mkMerge types;
cfg = config.programs.tmux;
in
{
###### interface
options = {
programs.tmux = {
enable = mkEnableOption "<command>tmux</command> - a <command>screen</command> replacement.";
tmuxconf = mkOption {
default = "";
description = ''
The contents of /etc/tmux.conf
'';
type = types.lines;
};
};
};
###### implementation
config = mkIf cfg.enable {
environment = {
systemPackages = [ pkgs.tmux ];
etc."tmux.conf".text = cfg.tmuxconf;
};
};
}