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test presence of persistent_undo module before use it. (prevent error msg for versions<703)

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jeremyclement 2013-11-15 16:08:30 +01:00
parent d0c49ee8dd
commit d0242e117f
1 changed files with 5 additions and 4 deletions
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9
vimrc
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@ -49,10 +49,11 @@ set nowb
" ================ Persistent Undo ==================
" Keep undo history across sessions, by storing in file.
" Only works all the time.
silent !mkdir ~/.vim/backups > /dev/null 2>&1
set undodir=~/.vim/backups
set undofile
if has('persistent_undo')
silent !mkdir ~/.vim/backups > /dev/null 2>&1
set undodir=~/.vim/backups
set undofile
endif
" ================ Indentation ======================