ultimate-vim/sources_non_forked/ale/ale_linters/c/flawfinder.vim

" Author: Christian Gibbons <cgibbons@gmu.edu>
" Description: flawfinder linter for c files

call ale#Set('c_flawfinder_executable', 'flawfinder')
call ale#Set('c_flawfinder_options', '')
call ale#Set('c_flawfinder_minlevel', 1)
call ale#Set('c_flawfinder_error_severity', 6)

function! ale_linters#c#flawfinder#GetCommand(buffer) abort
    " Set the minimum vulnerability level for flawfinder to bother with
    let l:minlevel = ' --minlevel=' . ale#Var(a:buffer, 'c_flawfinder_minlevel')

    return '%e -CDQS'
    \  . ale#Pad(ale#Var(a:buffer, 'c_flawfinder_options'))
    \  . l:minlevel
    \  . ' %t'
endfunction

call ale#linter#Define('c', {
\  'name': 'flawfinder',
\  'output_stream': 'stdout',
\  'executable': {b -> ale#Var(b, 'c_flawfinder_executable')},
\  'command': function('ale_linters#c#flawfinder#GetCommand'),
\  'callback': 'ale#handlers#flawfinder#HandleFlawfinderFormat',
\})