vi配置文件.vimrc内容示例

1、.vimrc配置文件介绍

（1）.vimrc是vi编辑器的配置文件，里面可以对vi编译器做个性化配置；
（2）.vimrc在用户目录下，每个用户有一个，类似于.bashrc文件，将下面的配置文件内容拷贝到~/.vimrc；

2、.vimrc配置文件样例

" ==============vim基本配置==============
set nocompatible
set backspace=indent,eol,start
set guifont=Monospace\ 14
set nu!             " 显示行号
syntax enable
syntax on
colorscheme desert

set autowrite   " 自动保存

set foldmethod=marker
set foldlevel=100  " 启动vim时不要自动折叠代码
set textwidth=80
set formatoptions+=t
set cindent
set smartindent
set noerrorbells
set showmatch
set nobackup 
set noswapfile
" set cursorline

" disable 
" noremap  
" noremap <Down> <Nop>
" noremap  
" noremap <Right> <Nop>

" remap control + arrow key to select windows
noremap   j
noremap     k
noremap   h
noremap  l
noremap  j
noremap  k
noremap  h
noremap  l

" ==============Vundle插件管理==============
" Vundle manage
set nocompatible              " be iMproved, required
filetype off                  " required

" set the runtime path to include Vundle and initialize
set rtp+=~/.vim/bundle/Vundle.vim


" All of your Plugins must be added before the following line
filetype plugin indent on    " required


" ==============YCM==============
let g:ycm_server_python_interpreter='/usr/bin/python'
let g:ycm_global_ycm_extra_conf='~/.vim/.ycm_extra_conf.py'
let g:ycm_confirm_extra_conf = 0
  " YCM 查找定义
let mapleader=','
nnoremap <leader>gl :YcmCompleter GoToDeclaration<CR>
nnoremap <leader>gf :YcmCompleter GoToDefinition<CR>
nnoremap <leader>gg :YcmCompleter GoToDefinitionElseDeclaration<CR>
let g:ycm_collect_identifiers_from_tags_files = 1

" 语法关键字补全
let g:ycm_seed_identifiers_with_syntax = 1

set completeopt=menu,menuone   
let g:ycm_add_preview_to_completeopt = 0  " 关闭函数原型提示

let g:ycm_show_diagnostics_ui = 0 " 关闭诊断信息
let g:ycm_server_log_level = 'info'
let g:ycm_min_num_identifier_candidate_chars = 2  " 两个字符触发 补全
let g:ycm_collect_identifiers_from_comments_and_strings = 1 " 收集
let g:ycm_complete_in_strings=1

" noremap <c-z> <NOP>
" let g:ycm_key_invoke_completion = ''   " YCM 里触发语义补全有一个快捷键
" let g:ycm_max_num_candidates = 15  " 候选数量

let g:ycm_semantic_triggers =  {
			\ 'c,cpp,python,java,go': ['re!\w{2}'],
			\ }


" ===========gutentags=============
" 搜索工程目录的标志，碰到这些文件/目录名就停止向上一级目录递归
let g:gutentags_project_root = ['.root', '.svn', '.git', '.hg', '.project', '.gitignore']

" 添加ctags额外参数，会让tags文件变大
" let g:gutentags_ctags_extra_args = ['--fields=+niazlS', '--extra=+q']
 let g:gutentags_ctags_extra_args = ['--fields=+lS']
" let g:gutentags_ctags_extra_args += ['--c++-kinds=+px']
" let g:gutentags_ctags_extra_args += ['--c-kinds=+px']

if isdirectory("kernel/") && isdirectory("mm/")
	let g:gutentags_file_list_command = 'find arch/arm/ mm/ kernel/ include/ init/ lib/'
endif
	

" =======echodoc 显示函数参数===========
" ctags -R --fields=+lS .

"======= NetRedTree=========
autocmd StdinReadPre * let s:std_in=1
autocmd VimEnter * if argc() == 0 && !exists("s:std_in") | NERDTree | endif
let NERDTreeWinSize=20
"let NERDTreeShowLineNumbers=1
let NERDTreeAutoCenter=1
let NERDTreeShowBookmarks=1

let g:winManagerWindowLayout='TagList'
nmap wm :WMToggle<cr>

" ======ALE静态语法检测========
let g:ale_sign_column_always = 1
let g:ale_sign_error = '✗'
let g:ale_sign_warning = 'w'
let g:ale_statusline_format = ['✗ %d', '⚡ %d', '✔ OK']
let g:ale_echo_msg_format = '[%linter%] %code: %%s'
let g:ale_lint_on_text_changed = 'normal'
let g:ale_lint_on_insert_leave = 1
"let g:airline#extensions#ale#enabled = 1
let g:ale_c_gcc_options = '-Wall -O2 -std=c99'
let g:ale_cpp_gcc_options = '-Wall -O2 -std=c++14'
let g:ale_c_cppcheck_options = ''
let g:ale_cpp_cppcheck_options = ''

" ========airline状态栏=========  
let g:airline#extensions#tabline#enabled = 1
let g:airline_section_b = '%-0.10{getcwd()}'
let g:airline_section_c = '%t'
let g:airline#extensions#tagbar#enabled = 1
let g:airline_section_y = ''

"--------------------------------------------------------------------------------
" cscope:建立数据库：cscope -Rbq；  F5 查找c符号； F6 查找字符串；   F7 查找函数定义； F8 查找函数谁调用了，
"--------------------------------------------------------------------------------
if has("cscope")
  set csprg=/usr/bin/cscope
  set csto=1
  set cst
  set nocsverb
  " add any database in current directory
  if filereadable("cscope.out")
      cs add cscope.out
  endif
  set csverb
endif


:set cscopequickfix=s-,c-,d-,i-,t-,e-

nmap s :cs find s =expand("<cword>")
nmap g :cs find g =expand("<cword>")
nmap c :cs find c =expand("<cword>")
nmap t :cs find t =expand("<cword>")
nmap e :cs find e =expand("<cword>")
nmap f :cs find f =expand("<cfile>")
nmap i :cs find i ^=expand("<cfile>")$
nmap d :cs find d =expand("<cword>")


"nmap <C-_>s :cs find s <C-R>=expand("")<CR><CR>
"F5 查找c符号； F6 查找字符串；   F7 查找函数定义； F8 查找函数谁调用了，
nmap   :cs find s =expand("<cword>") :botright copen 
nmap   :cs find t =expand("<cword>") :botright copen
"nmap <silent> <F7> :cs find g <C-R>=expand("")<CR><CR> 
nmap <silent> <F7> :cs find c <C-R>=expand("")<CR><CR> :botright copen<CR><CR>


 "--------------------------------------------------------------------------------
"  自动加载ctags: ctags -R
if filereadable("tags")
      set tags=tags
endif

"--------------------------------------------------------------------------------
" global:建立数据库
"--------------------------------------------------------------------------------
if filereadable("GTAGS")
	set cscopetag
	set cscopeprg=gtags-cscope
	cs add GTAGS
	au BufWritePost *.c,*.cpp,*.h silent! !global -u &
endif