From 5d80de96fcf1a1e97937bd5c6623183c5cab3167 Mon Sep 17 00:00:00 2001
From: "T. Joseph Carter" <iKarith@users.noreply.github.com>
Date: Mon, 16 Feb 2015 21:06:42 -0800
Subject: [PATCH] Don't need readlink to find BASE_DIR anymore

---
 libretro-build.sh | 30 +++++++++++-------------------
 1 file changed, 11 insertions(+), 19 deletions(-)

diff --git a/libretro-build.sh b/libretro-build.sh
index e889f1a8..d7590a90 100755
--- a/libretro-build.sh
+++ b/libretro-build.sh
@@ -1,26 +1,18 @@
 #! /usr/bin/env bash
 # vim: set ts=3 sw=3 noet ft=sh : bash
 
-# BSDs don't have readlink -f
-read_link()
-{
-	TARGET_FILE="${1}"
-	cd "`dirname "${TARGET_FILE}"`"
-	TARGET_FILE="`basename "${TARGET_FILE}"`"
+SCRIPT="${0#./}"
+BASE_DIR="${SCRIPT%/*}"
+WORKDIR=$PWD
 
-	while [ -L "${TARGET_FILE}" ]; do
-		TARGET_FILE="`readlink "${TARGET_FILE}"`"
-		cd "`dirname "${TARGET_FILE}"`"
-		TARGET_FILE="`basename "${TARGET_FILE}"`"
-	done
-
-	PHYS_DIR="`pwd -P`"
-	RESULT="${PHYS_DIR}/${TARGET_FILE}"
-	echo ${RESULT}
-}
-SCRIPT="`read_link "$0"`"
-BASE_DIR="`dirname "${SCRIPT}"`"
-WORKDIR="`pwd`"
+if [ "$BASE_DIR" = "$SCRIPT" ]; then
+	BASE_DIR="$WORKDIR"
+else
+	if [[ "$0" != /* ]]; then
+		# Make the path absolute
+		BASE_DIR="$WORKDIR/$BASE_DIR"
+	fi
+fi
 
 . ${BASE_DIR}/libretro-config.sh