improved install.sh, added nvim

install.sh

@@ -1,8 +1,15 @@
-dir=~/.dotfiles
-files="emacs bashrc Xresources"
+#!/bin/sh
+dir=$( dirname -- "$0")
+dir=$( realpath -- "$dir"; )
 
-cd $dir
+if [[ -z "${XDG_CONFIG_HOME}" ]]; then
+  CONFIG="${HOME}/.config"
+else
+  CONFIG="${XDG_CONFIG_HOME}"
+fi
 
-for file in $files; do
-    ln -s $dir/$file ~/.$file
+for file in "${dir}/"* ; do
+  filename=$(basename -- $file)
+  [[ -d "$file" ]] && ln -s $file "$CONFIG/"
+  [[ -f "$file" ]] && ln -s $file "$HOME/.$filename"
 done