setlocal textwidth=100

" indent 4 spaces
setlocal shiftwidth=4
setlocal tabstop=4
setlocal softtabstop=4
setlocal expandtab

setlocal nosmartindent
setlocal autoindent
setlocal cinkeys-=0#     " don't reindent PP directives
setlocal cinoptions+=:0  " don't indent case labels

" Load the doxygen syntax
let b:load_doxygen_syntax = 1

augroup fswitch
    au BufEnter *.h   let b:fswitchdst  = 'cpp,c'
    au BufEnter *.h   let b:fswitchlocs = 'reg:/include/source/'
    au BufEnter *.cpp let b:fswitchdst  = 'h'
    au BufEnter *.cpp let b:fswitchlocs = 'reg:/\Csource/include/'
augroup END

setlocal foldmethod=syntax
" set foldlevel according to number of matches of 'namespace' and 'class' not
" containing ';'
function! InitialFoldLevel()
    let v:errmsg = ""
    keepjumps keeppatterns silent! 1,/}/s/^\(namespace\|class\) \+[^;]*$//n
    if v:errmsg == ""
        let &foldlevel=str2nr(split(v:statusmsg)[0])
    endif
endf
call InitialFoldLevel()