From 16d9d7b06931a88f2a239745f2ed6094814c4202 Mon Sep 17 00:00:00 2001
From: Thomas Levine <_@thomaslevine.com>
Date: Sun, 6 Mar 2016 11:45:24 +0000
Subject: [PATCH] dependencies

---
 readme.md | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/readme.md b/readme.md
index 783254e..0c38cd5 100644
--- a/readme.md
+++ b/readme.md
@@ -24,6 +24,28 @@ Run the tests
     cd urchin
     ./urchin tests
 
+## Dependencies
+Urchin depends on the following programs.
+
+* sh
+* echo
+* printf
+* mktemp
+* readlink
+* basename
+* dirname
+* sed
+* grep
+* cut
+* true
+* false
+* which
+* timeout
+* sort
+
+All of the above programs are usually included on base BSD installations.
+On GNU systems it should be sufficient to install the busybox package.
+
 ## Install
 Urchin is contained in a single file, so you can install it by copying it to a
 directory in your `PATH`. For example, you can run the following as root.