From 9c9de3cf44be027041da4e01cf682cb917d87465 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Tim=20Vis=C3=A9e?= <tim@visee.me>
Date: Thu, 20 Feb 2020 18:20:03 +0100
Subject: [PATCH] BusyBox realpath does not support -s flag, fallback to use no
 flags (#384)

* BusyBox realpath does not support -s flag, fallback to use no flags

* Fix config sourcing problem
---
 build-docker.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/build-docker.sh b/build-docker.sh
index 72d8d363cb..8e3fe4e33b 100755
--- a/build-docker.sh
+++ b/build-docker.sh
@@ -34,7 +34,7 @@ IMG_VERSION=${IMG_VERSION:-$(git describe)}
 
 # Ensure that the configuration file is an absolute path
 if test -x /usr/bin/realpath; then
-	CONFIG_FILE=$(realpath -s "$CONFIG_FILE")
+	CONFIG_FILE=$(realpath -s "$CONFIG_FILE" || realpath "$CONFIG_FILE")
 fi
 
 # Ensure that the confguration file is present
@@ -43,7 +43,7 @@ if test -z "${CONFIG_FILE}"; then
 	exit 1
 else
 	# shellcheck disable=SC1090
-	source "${CONFIG_FILE}"
+	source ${CONFIG_FILE}
 fi
 
 while getopts "c:" flag