vimrc for mac

" Configuration file for vim
set modelines=0		" CVE-2007-2438

" Normally we use vim-extensions. If you want true vi-compatibility
" remove change the following statements
set nocompatible	" Use Vim defaults instead of 100% vi compatibility
set backspace=2		" more powerful backspacing

syntax on
" 语法高亮

autocmd InsertLeave * se nocul
autocmd InsertEnter * se cul
" 用浅色高亮当前行

set smartindent
" 智能对齐

set autoindent
" 自动对齐

set confirm
" 在处理未保存或只读文件的时候，弹出确认

set tabstop=4
" Tab键的宽度

set softtabstop=4
set shiftwidth=4
"  统一缩进为4

set noexpandtab
" 不要用空格代替制表符

set number
" 显示行号

set history=50
" 历史纪录数

set hlsearch
set incsearch
" 搜索逐字符高亮

set gdefault
" 行内替换

set encoding=utf-8
set fileencodings=utf-8,ucs-bom,shift-jis,gb18030,gbk,gb2312,cp936,utf-16,big5,euc-jp,latin1
" 编码设置

colorscheme torte
" 设置颜色主题

"set guifont=Menlo:h16:cANSI
" 设置字体

set langmenu=zn_CN.UTF-8
set helplang=cn
" 语言设置

set cmdheight=2
" 命令行（在状态行）的高度，默认为1,这里是2

set ruler
" 在编辑过程中，在右下角显示光标位置的状态行

set laststatus=2
" 总是显示状态行

set showcmd
" 在状态行显示目前所执行的命令，未完成的指令片段亦会显示出来

set scrolloff=3
" 光标移动到buffer的顶部和底部时保持3行距离

set showmatch
" 高亮显示对应的括号

set matchtime=5
" 对应括号高亮的时间（单位是十分之一秒）

set autowrite
" 在切换buffer时自动保存当前文件

set wildmenu
" 增强模式中的命令行自动完成操作

set linespace=2

" Don‘t write backup file if vim is being called by "crontab -e"
au BufWrite /private/tmp/crontab.* set nowritebackup nobackup
" Don‘t write backup file if vim is being called by "chpass"
au BufWrite /private/etc/pw.* set nowritebackup nobackup