Make a backup of your ~/.vim directory because existing files will be
replaced. Please, look at |r-plugin-files| to see the list of files.
3.2. Operating system specific instructions
3.2.1. Unix (Linux, OS X, etc.)
Uncompress the archive:
unzip vim-r-plugin-*.zip -d ~/.vim
Start Vim and build the tags file for this document (and others that eventually
are in the same directory):
3.1. General instructions I
You need to activate plugins and indentation according to 'filetype'. You
should have at least the following options in your |vimrc|:
filetype plugin on
filetype indent on
"Your vimrc" is generally
~/.vimrc even for gvim, as @garyjohn points out.