.vimrc changes

vimrc

set nu
set ai
set incsearch
set hlsearch
set expandtab
set ts=4
set shiftwidth=4
set ic
set cindent
set cursorline
set splitright
set bg=dark
setlocal spell spelllang=en_gb
set whichwrap+=<,>,h,l,[,]
set shell=/bin/bash
set backspace=indent,eol,start
"set mouse=a

set colorcolumn=81
"highlight chars beyond 80 lines in red
"highlight OverLength ctermbg=red ctermfg=white guibg=#592929
"match OverLength /\%81v.\+/

"auto-remove trailing whitepaces
autocmd BufWritePre * :%s/\s\+$//e

"format pasted text automatically
":nnoremap p ]p
":nnoremap <c-p> p

syntax enable
set hidden
"noremap <F8> <Esc>:syntax on<CR>
"inoremap <F8> <C-o>:syntax on<CR>

"allow saving of files as sudo when I forgot to start vim using sudo.
cmap w!! w !sudo tee > /dev/null %

set t_Co=256
colorscheme zenburn
"Transparent bg
hi Normal guibg=NONE ctermbg=NONE

autocmd BufEnter *.h,*.c colorscheme despacio
autocmd BufEnter *.h,*.c,Makefile* set noexpandtab
autocmd BufEnter *.h,*.c set ts=8
autocmd BufEnter *.h,*.c set shiftwidth=8
autocmd BufEnter *.py colorscheme gruvbox
autocmd BufEnter *.py set bg=dark
"Transparent bg
autocmd BufEnter *.h,*.c,*.py hi Normal guibg=NONE ctermbg=NONE

let Tlist_WinWidth = 10
let NERDTreeDirArrows=0
nmap <F7>  :TrinityToggleTagList<CR>
nmap <F12>  :TrinityToggleNERDTree<CR>

let g:LargeFile=8