Added dotfiles for Vim

My vimrc along with other files used in my configuration

1 files changed, 218 insertions, 0 deletions

diff --git a/vim/.vimrc b/vim/.vimrc
new file mode 100644
index 0000000..06f69ac
--- /dev/null
+++ b/vim/.vimrc
@@ -0,0 +1,218 @@
+" Vim configuration
+"
+" =============================================================================
+" Vim-plug setup
+" =============================================================================
+call plug#begin()
+Plug 'scrooloose/nerdtree', { 'on': 'NERDTreeToggle' }
+Plug 'SirVer/ultisnips' | Plug 'honza/vim-snippets'
+Plug 'christoomey/vim-tmux-navigator'
+Plug 'vim-scripts/cscope.vim'
+Plug 'bling/vim-airline'
+Plug 'chriskempson/base16-vim'
+Plug 'jlanzarotta/bufexplorer'
+Plug 'rking/ag.vim'
+call plug#end()
+
+set nocompatible
+set ttyfast
+
+" =============================================================================
+" External configuration
+" =============================================================================
+
+" enable modeline in files
+set modeline
+" allow local .vimrc files but use only safe options
+set exrc
+set secure
+
+" =============================================================================
+" Colorscheme
+" =============================================================================
+
+set t_Co=256
+let base16colorspace=256  " Access colors present in 256 colorspace
+colorscheme base16-eighties
+set background=dark
+
+syntax on
+" highlight matching brackets
+set showmatch
+
+" =============================================================================
+" Interface
+" =============================================================================
+
+set cursorline
+set number
+set wildmenu
+set relativenumber
+set shortmess=atI
+set laststatus=2
+
+" leader r to toggle relative line numbers
+nmap <leader>r :set rnu!<CR>
+
+nnoremap ; :
+nnoremap : ;
+vnoremap ; :
+vnoremap : ;
+
+" =============================================================================
+" Indentation
+" =============================================================================
+
+set tabstop=8
+set softtabstop=8
+set shiftwidth=8
+set noexpandtab
+
+filetype plugin indent on
+
+" =============================================================================
+" Invisible characters
+" =============================================================================
+
+nmap <leader>l :set list!<CR>
+set listchars=tab:▸\ ,eol:¬
+
+function! Preserve(command)
+
+	" Save last search and cursor position
+	let _s=@/
+	let l = line(".")
+	let c = col(".")
+
+	execute a:command
+
+	" Restore search history and cursor position
+	let @/=_s
+	call cursor(l, c)
+
+endfunction
+nmap _$ :call Preserve("%s/\\s\\+$//e")<CR>
+
+" =============================================================================
+" Buffers
+" =============================================================================
+
+" Auto hide buffers without raising error
+set hidden
+
+" =============================================================================
+" Navigation mappings
+" =============================================================================
+
+" better window navigation
+map <C-h> <C-w>h
+map <C-j> <C-w>j
+map <C-k> <C-w>k
+map <C-l> <C-w>l
+
+" disable arrow keys
+map <up> <nop>
+map <down> <nop>
+map <left> <nop>
+map <right> <nop>
+imap <up> <nop>
+imap <down> <nop>
+imap <left> <nop>
+imap <right> <nop>
+
+" better scrolling within wrapped lines
+nnoremap j gj
+nnoremap k gk
+
+" leader r to toggle relative line numbers
+nmap <leader>r ;set rnu!<CR>
+
+set pastetoggle=<F11>
+
+" =============================================================================
+" Search
+" =============================================================================
+
+set hlsearch
+nnoremap <leader><space> :noh<cr>
+
+set incsearch
+set smartcase
+
+" use g flag by default
+set gdefault
+" very magic regular expressions
+nnoremap / /\v
+vnoremap / /\v
+
+" =============================================================================
+" Temporary/backup/undo files
+" =============================================================================
+
+" save backups to .vim-backup directory in pwd (if exists), if not, then at
+" ~/.vim/backup
+if isdirectory($HOME . '/.vim/backup') == 0
+	:silent !mkdir -p ~/.vim/backup >/dev/null 2>&1
+endif
+set backupdir-=.
+set backupdir+=.
+set backupdir-=~/
+set backupdir^=~/.vim/backup
+set backupdir^=./.vim-backup
+set backup
+
+" do simmilar thing for swap files
+if isdirectory($HOME . '/.vim/swap') == 0
+	:silent !mkdir -p ~/.vim/swap >/dev/null 2>&1
+endif
+set directory=./.vim-swap//
+set directory+=~/.vim/swap//
+
+" and for undo files
+if exists("+undofile")
+	if isdirectory($HOME . '/vim/undo') == 0
+		:silent !mkdir -p ~/.vim/undo >/dev/null 2>&1
+	endif
+	set undodir=./.vim-undo//
+	set undodir+=~/.vim/undo//
+	set undofile
+endif
+
+set viminfo+=n~/.vim/viminfo
+
+" =============================================================================
+" Scrolling
+" =============================================================================
+
+set scrolloff=10
+
+
+" =============================================================================
+" Cscope
+" =============================================================================
+"
+nnoremap <leader>fa :call cscope#findInteractive(expand('<cword>'))<CR>
+nnoremap <leader>l :call ToggleLocationList()<CR>
+" s: Find this C symbol
+nnoremap  <leader>fs :call cscope#find('s', expand('<cword>'))<CR>
+" g: Find this definition
+nnoremap  <leader>fg :call cscope#find('g', expand('<cword>'))<CR>
+" d: Find functions called by this function
+nnoremap  <leader>fd :call cscope#find('d', expand('<cword>'))<CR>
+" c: Find functions calling this function
+nnoremap  <leader>fc :call cscope#find('c', expand('<cword>'))<CR>
+" t: Find this text string
+nnoremap  <leader>ft :call cscope#find('t', expand('<cword>'))<CR>
+" e: Find this egrep pattern
+nnoremap  <leader>fe :call cscope#find('e', expand('<cword>'))<CR>
+" f: Find this file
+nnoremap  <leader>ff :call cscope#find('f', expand('<cword>'))<CR>
+" i: Find files #including this file
+nnoremap  <leader>fi :call cscope#find('i', expand('<cword>'))<CR>
+
+
+" =============================================================================
+" Plugins configuration
+" =============================================================================
+"
+let g:airline_powerline_fonts = 1