- " create undodir directory if possible and does not exist yet
- let targetdir=$HOME . "/.vim/undo"
- if isdirectory(targetdir) != 1 && getftype(targetdir) == "" && exists("*mkdir")
- call mkdir(targetdir, "p", 0700)
- endif
-endif
+" if version >= 703
+" " enable persistent-undo
+" set undofile
+"
+" " store the persistent undo file in ~/.cache/vim
+" set undodir=~/.cache/vim/
+"
+" " create undodir directory if possible and does not exist yet
+" let targetdir=$HOME . "/.cache/vim"
+" if isdirectory(targetdir) != 1 && getftype(targetdir) == "" && exists("*mkdir")
+" call mkdir(targetdir, "p", 0700)
+" endif
+" endif