From 1c4e2fb7dd008df91c21acf1a46cb041da66a9f5 Mon Sep 17 00:00:00 2001
From: David Tomaschik <david@systemoverlord.com>
Date: Tue, 23 Feb 2016 10:01:13 -0800
Subject: [PATCH] Don't use zsh if not installed for cleanup.

---
 install.sh | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/install.sh b/install.sh
index 736b9da..31a033b 100755
--- a/install.sh
+++ b/install.sh
@@ -237,6 +237,9 @@ function echo_pref {
 
 function cleanup {
   # Needs zsh
+  if ! test -x /usr/bin/zsh ; then
+    return 0
+  fi
   /usr/bin/zsh >/dev/null 2>&1 <<EOF
   source ${BASEDIR}/dotfiles/zshrc.d/prune-broken-symlinks.zsh
   prune-broken-symlinks -y ${HOME}/.zshrc.d