From 8970e71d50e1cafda7270bfee9e0f3940f7ffb7a Mon Sep 17 00:00:00 2001
From: Federico Brigante <bfred-it@users.noreply.github.com>
Date: Fri, 23 Jan 2015 23:38:46 +0100
Subject: [PATCH] Fixed: installation on OS X fails

---
 install | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/install b/install
index b959ab5..213679c 100755
--- a/install
+++ b/install
@@ -8,7 +8,13 @@ if [ ! -r ~/.zshrc ]; then
     exit 1
 fi
 
-DIR=$(dirname $(readlink -f $0)) ;
+SOURCE="${BASH_SOURCE[0]}"
+while [ -h "$SOURCE" ]; do # resolve $SOURCE until the file is no longer a symlink
+  DIR="$( cd -P "$( dirname "$SOURCE" )" && pwd )"
+  SOURCE="$(readlink "$SOURCE")"
+  [[ $SOURCE != /* ]] && SOURCE="$DIR/$SOURCE" # if $SOURCE was a relative symlink, we need to resolve it relative to the path where the symlink file was located
+done
+DIR="$( cd -P "$( dirname "$SOURCE" )" && pwd )"
 
 # appends the string to ~/.zshrc file
 cat >> ~/.zshrc << EOF