Voir :

• https://metacpan.org/pod/File::CheckTree

sudo apt-get install libfile-checktree-perl

use File::CheckTree;
 
$num_warnings = validate( q{
    /vmunix                 -e || die
    /boot                   -e || die
    /bin                    cd
        csh                 -ex
        csh                 !-ug
        sh                  -ex
        sh                  !-ug
    /usr                    -d || warn "What happened to $file?\n"
});