read env var

dotbare

@@ -6,17 +6,22 @@
 # Globals
 #		${action_command}: string, determine which script to call
 # Arguments
-#		None
+#		command: command to run general git command/fadd/frm/fpop etc
+#   $opt: options flag -h -p etc
 
 mydir="${0%/*}"
 
+# check env variable
+[[ -z "${DOTBARE_DIR}" ]] && DOTBARE_DIR="$Home/.cfg/"
+[[ -z "${DOTBARE_TREE}" ]] && DOTBARE_TREE="$HOME"
+
 function usage() {
   echo "help"
 }
 
 # if no argument passed in, let git display help message
 if [[ -z "$@" ]]; then
-  /usr/bin/git --git-dir=$HOME/.cfg/ --work-tree=$HOME
+  /usr/bin/git --git-dir="${DOTBARE_DIR}" --work-tree="${DOTBARE_TREE}"
   exit 0
 fi
 
@@ -45,7 +50,7 @@ case "$1" in
 esac
 
 if [[ -z "${action_command}" ]]; then
-  /usr/bin/git --git-dir=$HOME/.cfg/ --work-tree=$HOME "$@"
+  /usr/bin/git --git-dir="${DOTBARE_DIR}" --work-tree="${DOTBARE_TREE}" "$@"
 else
   # run the scripts
   "${mydir}/scripts/${action_command}" "$@"