From 8170b281964688b542fb151054c5d86d819008b3 Mon Sep 17 00:00:00 2001
From: tv <tv@shackspace.de>
Date: Tue, 28 Jul 2015 20:40:25 +0200
Subject: tv: reintroduce directory numbers

---
 tv/4lib/default.nix | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)
 create mode 100644 tv/4lib/default.nix

(limited to 'tv/4lib/default.nix')

diff --git a/tv/4lib/default.nix b/tv/4lib/default.nix
new file mode 100644
index 000000000..dbc0c29b7
--- /dev/null
+++ b/tv/4lib/default.nix
@@ -0,0 +1,22 @@
+{ lib, pkgs, ... }:
+
+with lib;
+
+lib // rec {
+
+  git = import ./git.nix {
+    inherit lib pkgs;
+  };
+
+  # "7.4.335" -> "74"
+  majmin = with lib; x : concatStrings (take 2 (splitString "." x));
+
+  shell-escape =
+    let
+      isSafeChar = c: match "[-./0-9_a-zA-Z]" c != null;
+    in
+    stringAsChars (c:
+      if isSafeChar c then c
+      else if c == "\n" then "'\n'"
+      else "\\${c}");
+}
-- 
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