[fix] allow running install script from anywhere. fixes #6

install_yunohostv2

@@ -21,6 +21,20 @@ function rst {
 }
 
 set -u
+
+echo "======== Get path of current script ======="
+
+# http://stackoverflow.com/questions/59895/can-a-bash-script-tell-what-directory-its-stored-in
+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 )"
+
+echo "Running from $DIR"
+
 echo "======== Check rights ========"
 
 if [ "$(id -u)" != "0" ]; then
@@ -118,7 +132,7 @@ then
 
 	echo "======== Install ========"
 	#add answer in debconf db
-	debconf-set-selections debconfv2
+	debconf-set-selections $DIR/debconfv2
 
 	#Install yunohost packages
 	debconf-apt-progress \