VIM settings for OS X and other Unix derivatives

.vimrc

" use clipboard of either osx or other unix derivatives
if has("unix")
    let s:uname = system("uname")
    set clipboard=unnamedplus " for ubuntu, ...
    if s:uname == "Darwin\n"
        " Do Mac stuff here
        set clipboard=unnamed " need other clipboard
    endif
endif

" related to python: PEP8
set tabstop=4       " The width of a TAB is set to 4.
                    " Still it is a \t. It is just that
                    " Vim will interpret it to be having
                    " a width of 4.

set shiftwidth=4    " Indents will have a width of 4

set softtabstop=4   " Sets the number of columns for a TAB

set expandtab       " Expand TABs to spaces

" set autoindent and word wrap
set cc=79           " color column 79 ... not working with word wrapping
set columns=84      " necessary for word wrapping; includes 4 lines for line
                    " number
                    " if number has more than 4 digits, then not wrapped at 79
" enable folding
" set foldmethod=indent 
" set foldcolumn=1

" word wrap see /resources/vim/break-indent.pdf
set breakindent showbreak=..
set linebreak

" set trackpad/mosue scroll speed to 1 line per scroll
noremap <ScrollWheelUp>     <C-Y>
noremap <ScrollWheelDown>   <C-E>

" related to python: python3: encoding
set encoding=utf-8

" related to vim

syntax on
filetype plugin indent on

" enable line numbers
set number

" delete any character with backspace
set backspace=2 


" related to vim: enable mouse for e.g. pane resizing in tmux session
set mouse+=a

if filereadable(expand("~/.vimrc_background"))
    let base16colorspace=256
    source ~/.vimrc_background
endif

" enable status line, i.e. name of file
set laststatus=2

set statusline+=%8*\ %=\ %02p%%\             "Rownumber/total (%)