vimrc読書会 http://vim-jp.org/reading-vimrc/
@username
3 | else
3 | if exists('s:default_runtimepath')
24 | set noimdisable
24 | return get(matchlist(system('ps -a -o pid,command'), '\s*'.GetPPID().'\s\+\(\%(\S\|[^\n]\)\+\)'), 1, '')