cat >> /home/xxx/.vimrc << "EOF"
syntax enable
syntax on
colorscheme desert
set nu
set tabstop=4
set softtabstop=4
set shiftwidth=4
set expandtab
set diffopt+=iwhite
if &term=="xterm"
set t_Co=8
set t_Sb=^[[4%dm
set t_Sf=^[[3%dm
endif
EOF
原文：http://www.cnblogs.com/xucarry/p/4512796.html