Custom vim config

.vimrc

" Configuration file for vim
" To customize it, copy to ~/.vimrc and edit!

set nocompatible        " Use Vim defaults (much better!)
set bs=2                " allow backspacing over everything in insert mode
set history=50          " keep 50 lines of command line history

set textwidth=0         " Don't wrap words by default
set ruler               " Show the line and column numbers of the cursor

" Suffixes that get lower priority when doing tab completion for filenames.
" These are files we are not likely to want to edit or read.
set suffixes=.bak,~,.swp,.o,.info,.aux,.log,.dvi,.bbl,.blg,.brf,.cb,.ind,.idx,.ilg,.inx,.out,.toc

" Don't use Ex mode, use Q for formatting
map Q gq

" Make p in Visual mode replace the selected text with the "" register.
vnoremap p <Esc>:let current_reg = @"<CR>gvdi<C-R>=current_reg<CR><Esc>

" Delete key
:if &term =~ "xterm"
  set t_kD=^[[3~
:endif

" And colors
:if &term =~ "xterm" || &term =~ "linux"
  set background=dark
  set t_Co=8
  set t_Sf=^[[3%dm
  set t_Sb=^[[4%dm
:endif

" gvim
:if has("gui_running")
  set background=light
  set t_Co=16
:endif

" If you like highlight search, you can also reconfigure the colors
":hi search guifg=black
":set background=light
":hi ErrorMsg guifg=black
":set bg=dark

" Nice syntax
if has("syntax") && filereadable($VIMRUNTIME . "/syntax/syntax.vim") && (&t_Co > 2 || has("gui_running"))
  syntax on
endif

" Several maps useful for most terminals
map ^[[A <Up>
map! ^[[A <Up>
map ^[[B <Down>
map! ^[[B <Down>
map ^[[D <Left>
map! ^[[D <Left>
map ^[[C <Right>
map! ^[[C <Right>
map ^[[H <Home>
map! ^[[H <Home>
map ^[OH <Home>
map! ^[OH <Home>
map ^[[F <End>
map! ^[[F <End>
map ^[OF <End>
map! ^[OF <End>
map ^[[3~ <Delete>
map! ^[[3~ <Delete>

set showcmd         " Show (partial) command in status line.
set showmatch       " Show matching brackets.
set nocompatible
set background=dark
set smartindent
set tabstop=4
set softtabstop=4
set shiftwidth=4
set vb
set expandtab