Adding 'usernixos', where I start a modular kind-of-nixos that can go into

"nix-env -i" profiles, as a container for flexible configuration at the style
of nixos, to be defined in .nixpkgs/config.nix, with the main target of
generating an activation script.


svn path=/nixpkgs/trunk/; revision=33445

1 files changed, 26 insertions, 0 deletions

diff --git a/pkgs/build-support/usernixos/activation.nix b/pkgs/build-support/usernixos/activation.nix
new file mode 100644
index 000000000000..2e3f0af2bf77
--- /dev/null
+++ b/pkgs/build-support/usernixos/activation.nix
@@ -0,0 +1,26 @@
+{ pkgs, config, ... }:
+
+let
+  script = pkgs.writeScriptBin "usernixos" (''
+    #!${pkgs.bash}/bin/bash
+  '' + config.activationContents);
+in
+with pkgs.lib;
+{
+  options = {
+    activation = mkOption {
+      default = {};
+    };
+
+    activationContents = mkOption {
+      default = "";
+      internal = true;
+      merge = concatStringsSep "\n";
+      description = ''
+        Commands to run at activation
+      '';
+    };
+  };
+
+  config.activation.toplevel = script;
+}