From 0655d2ef47e6388a4d1121da23b0854dd381bbed Mon Sep 17 00:00:00 2001
From: Philipp Gesang <phg@phi-gamma.net>
Date: Fri, 6 Jul 2018 00:28:10 +0200
Subject: shell.nix: add nix-shell setup script

Beware: make sure your nixpkgs repo contains Lua 5.3 definitions of
lua-packages plus lpeg 1.0.1.
---
 shell.nix | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)
 create mode 100644 shell.nix

diff --git a/shell.nix b/shell.nix
new file mode 100644
index 0000000..295bacb
--- /dev/null
+++ b/shell.nix
@@ -0,0 +1,16 @@
+with import <nixpkgs> {};
+with lua53Packages;
+
+let
+  libs = [lua5_3 lua53Packages.lpeg];
+in
+stdenv.mkDerivation rec {
+  name = "lua-env";
+  buildInputs = libs;
+
+  shellHook = ''
+    export LUA_CPATH="${lib.concatStringsSep ";" (map getLuaCPath libs)};./?.so"
+    export LUA_PATH="${lib.concatStringsSep ";" (map getLuaPath libs)};./?.lua"
+  '';
+}
+
-- 
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