From 2bbd01485a73b0b23da77efa46212d1f833b5efb Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Edward=20Tj=C3=B6rnhammar?= <ed@cflags.cc>
Date: Tue, 16 Sep 2014 18:03:46 +0200
Subject: [PATCH] init list helper

---
 lib/lists.nix | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/lib/lists.nix b/lib/lists.nix
index 4b5f04a67585..af70faacbcd7 100644
--- a/lib/lists.nix
+++ b/lib/lists.nix
@@ -209,6 +209,10 @@ in rec {
     assert list != []; elemAt list (dec (length list));
 
 
+  # Return all elements but the last
+  init = list: assert list != []; take (length list - 1) list;
+
+
   # Zip two lists together.
   zipTwoLists = xs: ys:
     let