" disable vi compatibility
set nocompatible

" set UTF-8 encoding
set enc=utf-8
set fenc=utf-8
set termencoding=utf-8

" use indentation of previous line
set autoindent

" use intelligent indentation for C
set smartindent

" configure tabwidth and insert spaces instead of tabs
set tabstop=4        " tab width is 4 spaces
set shiftwidth=4     " indent also with 4 spaces
set expandtab        " expand tabs to spaces

set cc=80

" turn syntax highlighting on
set t_Co=256
syntax on
" :color shine
:colorscheme jellybeans

" turn line numbers on
set number

" highlight matching braces
set showmatch

" Enhanced keyboard mappings
"
" in normal mode F2 will save the file
nmap <F2> :w<CR>

" in insert mode F2 will exit insert, save, enters insert again
imap <F2> <ESC>:w<CR>i

" switch between header/source with F4
map <F4> :e %:p:s,.h$,.X123X,:s,.c$,.h,:s,.X123X$,.c,<CR>

map <F5> :make<CR>
map <F6> :make clean all<CR>