including files from actual basedir

this supports arbitrary symlinking of the scripts and
retrives the actual dirname where the files are laying.

lock

@@ -1,5 +1,5 @@
 #!/bin/sh
-source shared
+. $(dirname $(readlink "$0"))/shared
 
 echo "Initializing Space Systems..."
 echo "22" > /sys/class/gpio/unexport

shared

@@ -1,13 +1,14 @@
 #!/bin/sh
+basedir=$(dirname $(readlink "$0"))
 config="dooris.conf"
 
 # warn if local config file is missing
-if [ ! -f "${config}" ]; then
+if [ ! -f "${basedir}/${config}" ]; then
 	echo "WARNING: ${config} is missing!" >&2
 fi
 
 # get password config value in a safe way
-password="$(grep password ${config} 2>/dev/null|cut -d= -f2|tr -d ' \t')"
+password="$(grep password ${basedir}/${config} 2>/dev/null|cut -d= -f2|tr -d ' \t')"
 if [ -z "${password}" ]; then
 	echo "WARNING: password in ${config} is missing!" >&2
 fi

unlock

@@ -1,5 +1,5 @@
 #!/bin/sh
-source shared
+. $(dirname $(readlink "$0"))/shared
 
 echo "Initializing Space Systems..."
 echo "27" > /sys/class/gpio/unexport