diff --git a/autoload/neosnippet/variables.vim b/autoload/neosnippet/variables.vim
new file mode 100644
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+"=============================================================================
+" FILE: variables.vim
+" AUTHOR:  Shougo Matsushita <Shougo.Matsu@gmail.com>
+" Last Modified: 19 Nov 2013.
+" License: MIT license  {{{
+"     Permission is hereby granted, free of charge, to any person obtaining
+"     a copy of this software and associated documentation files (the
+"     "Software"), to deal in the Software without restriction, including
+"     without limitation the rights to use, copy, modify, merge, publish,
+"     distribute, sublicense, and/or sell copies of the Software, and to
+"     permit persons to whom the Software is furnished to do so, subject to
+"     the following conditions:
+"
+"     The above copyright notice and this permission notice shall be included
+"     in all copies or substantial portions of the Software.
+"
+"     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+"     OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+"     MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+"     IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+"     CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+"     TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+"     SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+" }}}
+"=============================================================================
+
+let s:save_cpo = &cpo
+set cpo&vim
+
+function! neosnippet#variables#get_expand_stack() "{{{
+  if !exists('s:expand_stack')
+    let s:expand_stack = []
+  endif
+
+  return s:expand_stack
+endfunction"}}}
+function! neosnippet#variables#get_snippets() "{{{
+  if !exists('s:snippets')
+    let s:snippets= {}
+  endif
+
+  return s:snippets
+endfunction"}}}
+function! neosnippet#variables#set_snippets(list) "{{{
+  if !exists('s:snippets')
+    let s:snippets= {}
+  endif
+
+  let s:snippets = a:list
+endfunction"}}}
+function! neosnippet#variables#get_snippets_dir() "{{{
+  if !exists('s:snippets_dir')
+    let s:snippets_dir = []
+  endif
+
+  return s:snippets_dir
+endfunction"}}}
+function! neosnippet#variables#get_runtime_dir() "{{{
+  if !exists('s:runtime_dir')
+    let s:runtime_dir = []
+  endif
+
+  return s:runtime_dir
+endfunction"}}}
+
+let &cpo = s:save_cpo
+unlet s:save_cpo
+
+" vim: foldmethod=marker