kernel_tm_vimrc.md

VIMRC

filetype plugin indent on
syntax on
set title
set tabstop=8
set softtabstop=8
set shiftwidth=8
set noexpandtab


" 80 characters line
set colorcolumn=81
"execute "set colorcolumn=" . join(range(81,335), ',')
highlight ColorColumn ctermbg=Black ctermfg=DarkRed

" Highlight trailing spaces
" http://vim.wikia.com/wiki/Highlight_unwanted_spaces
highlight ExtraWhitespace ctermbg=red guibg=red
match ExtraWhitespace /\s\+$/
autocmd BufWinEnter * match ExtraWhitespace /\s\+$/
autocmd InsertEnter * match ExtraWhitespace /\s\+\%#\@<!$/
autocmd InsertLeave * match ExtraWhitespace /\s\+$/
autocmd BufWinLeave * call clearmatches()

" automatically downloads vim-plug to your machine if not found.
if empty(glob('~/.vim/autoload/plug.vim'))
  silent !curl -fLo ~/.vim/autoload/plug.vim --create-dirs
    \ https://raw.githubusercontent.com/junegunn/vim-plug/master/plug.vim
  autocmd VimEnter * PlugInstall --sync | source $MYVIMRC
endif

" Define plugins to install
call plug#begin('~/.vim/plugged')

Plug 'vim-airline/vim-airline'

" Optional
Plug 'vim-airline/vim-airline-themes'

" Browse the file system
Plug 'scrooloose/nerdtree'

" Ctrlp
Plug 'kien/ctrlp.vim'

" YCM
Plug 'Valloric/YouCompleteMe'

" All of your Plugins must be added before the following line
call plug#end()


" Airline
let g:airline#extensions#tabline#enabled = 1 " Enable the list of buffers
let g:airline#extensions#tabline#fnamemod = ':t' " Show just the filename

" -----------Buffer Management---------------
set hidden " Allow buffers to be hidden if you've modified a buffer

" Move to the next buffer
nmap <leader>l :bnext<CR>

" Move to the previous buffer
nmap <leader>h :bprevious<CR>

" Close the current buffer and move to the previous one
" This replicates the idea of closing a tab
nmap <leader>q :bp <BAR> bd #<CR>

" Show all open buffers and their status
nmap <leader>bl :ls<CR>

" Use arrow keys to navigate window splits
nnoremap <silent> <Right> :wincmd l <CR>
nnoremap <silent> <Left> :wincmd h <CR>
noremap <silent> <Up> :wincmd k <CR>
noremap <silent> <Down> :wincmd j <CR>

" ctrl-p
let g:ctrlp_custom_ignore = {
  \ 'dir':  '\v[\/](\.(git|hg|svn)|\_site)$',
  \ 'file': '\v\.(exe|so|dll|class|png|jpg|jpeg)$',
\}

" Use the nearest .git|.svn|.hg|.bzr directory as the cwd
let g:ctrlp_working_path_mode = 'r'
nmap <leader>p :CtrlP<cr>  " enter file search mode

" Nerdtree
autocmd vimenter * NERDTree
autocmd StdinReadPre * let s:std_in=1
autocmd VimEnter * if argc() == 0 && !exists("s:std_in") | NERDTree | endif
autocmd bufenter * if (winnr("$") == 1 && exists("b:NERDTree") && b:NERDTree.isTabTree()) | q | endif
map <C-n> :NERDTreeToggle<CR>  " open and close file tree
nmap <leader>n :NERDTreeFind<CR>  " open current buffer in file tree

" Modify below if you want less invasive autocomplete
let g:ycm_semantic_triggers =  {
  \   'c' : ['->', '.'],
  \   'objc' : ['->', '.'],
  \   'cpp,objcpp' : ['->', '.', '::'],
  \   'perl' : ['->'],
  \ }

let g:ycm_complete_in_comments_and_strings=1
let g:ycm_key_list_select_completion=['<C-n>', '<Down>']
let g:ycm_key_list_previous_completion=['<C-p>', '<Up>']
let g:ycm_autoclose_preview_window_after_completion = 1

let g:ycm_global_ycm_extra_conf = '<path/to/your/ycm_extra_conf'

set completeopt-=preview



set cscopetag
set csto=0
set tags=./tags,tags;/
cs add cscope.out
Reference: Kernel Developer Workflow
Scott31393/kernel_tm_vimrc.md

VIMRC
