From 058a1b1ae7c2123a15f9157bd2295a9d315fc6b5 Mon Sep 17 00:00:00 2001
From: "Yann Esposito (Yogsototh)" <yann.esposito@gmail.com>
Date: Mon, 30 Sep 2019 21:17:55 +0200
Subject: [PATCH] add shell.nix in documents

---
 src/posts/rss-gen.org       | 2 +-
 src/posts/rss-gen/shell.nix | 5 +++++
 2 files changed, 6 insertions(+), 1 deletion(-)
 create mode 100644 src/posts/rss-gen/shell.nix

diff --git a/src/posts/rss-gen.org b/src/posts/rss-gen.org
index cc80cf7..f599262 100644
--- a/src/posts/rss-gen.org
+++ b/src/posts/rss-gen.org
@@ -224,7 +224,7 @@ For example my script uses =date= from GNU coreutils and not the =BSD= date
 from my OS, which makes the script more portable.
 This also take care of using the URI perl package.
 
-Along my script I have a =shell.nix= file containing:
+Along my script I have a [[file:rss-gen/shell.nix][=shell.nix=]] file containing:
 
 #+begin_src nix
 # { pkgs ? import <nixpkgs> {} }:
diff --git a/src/posts/rss-gen/shell.nix b/src/posts/rss-gen/shell.nix
new file mode 100644
index 0000000..67e388e
--- /dev/null
+++ b/src/posts/rss-gen/shell.nix
@@ -0,0 +1,5 @@
+# { pkgs ? import <nixpkgs> {} }:
+{ pkgs ? import (fetchTarball https://github.com/NixOS/nixpkgs/archive/19.09-beta.tar.gz) {} }:
+  pkgs.mkShell {
+    buildInputs = [ pkgs.coreutils pkgs.html-xml-utils pkgs.zsh ];
+  }