From d250fbb3d60afa7092c39f4a827ebaec779164b8 Mon Sep 17 00:00:00 2001
From: Jim Barlow <jim@purplerock.ca>
Date: Thu, 25 Sep 2014 03:11:27 -0700
Subject: [PATCH 1/2] Fix call to readlink on OS X

readlink -f is a GNU coreutils extension, so not available on OS X and
other platforms.
---
 OCRmyPDF.sh | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/OCRmyPDF.sh b/OCRmyPDF.sh
index 2b831153..badea83b 100755
--- a/OCRmyPDF.sh
+++ b/OCRmyPDF.sh
@@ -3,6 +3,13 @@
 # Copyright (c) 2013-14: fritz-hh from Github (https://github.com/fritz-hh)
 ##############################################################################
 
+# Darwin/OS X has not evolved a proper readlink yet
+if [ $(uname) == "Darwin" ]; then
+	function readlink() {
+		python -c 'import os,sys; print os.path.realpath(sys.argv[1])' "$2"
+	}
+fi
+
 # Import required scripts
 BASEPATH="$(dirname $(readlink -f $0))"
 . "$BASEPATH/src/config.sh"

From 3f8a2d8d3ed18583b46ff7a5707ce7958b7d2ec5 Mon Sep 17 00:00:00 2001
From: Jim Barlow <jim@purplerock.ca>
Date: Thu, 25 Sep 2014 13:47:35 -0700
Subject: [PATCH 2/2] Eliminate readlink entirely and do the same thing on all
 platforms

---
 OCRmyPDF.sh | 9 ++-------
 1 file changed, 2 insertions(+), 7 deletions(-)

diff --git a/OCRmyPDF.sh b/OCRmyPDF.sh
index badea83b..000a7259 100755
--- a/OCRmyPDF.sh
+++ b/OCRmyPDF.sh
@@ -3,15 +3,10 @@
 # Copyright (c) 2013-14: fritz-hh from Github (https://github.com/fritz-hh)
 ##############################################################################
 
-# Darwin/OS X has not evolved a proper readlink yet
-if [ $(uname) == "Darwin" ]; then
-	function readlink() {
-		python -c 'import os,sys; print os.path.realpath(sys.argv[1])' "$2"
-	}
-fi
+# Determine real path of this script, following symlinks if present
+BASEPATH="$(dirname $(python -c "import os; print os.path.realpath(\"$0\")"))"
 
 # Import required scripts
-BASEPATH="$(dirname $(readlink -f $0))"
 . "$BASEPATH/src/config.sh"
 
 # Set variables corresponding to the input parameters