:

# draw directory tree

tw -P -e "

begin: printf('.GR 7.5 10.0 fill\n');

end: printf('.GE\n');

action: if (type == LNK)

{

status = FOLLOW;

local = 1;

}

else

{

printf('draw n%d_%ld_%d as ', dev, ino, visit);

if (local) printf('Diamond');

else if (type == NS) printf('Plaintext');

else if (type == DIR) printf('Ellipse');

else printf('Box');

printf(' label \"%s\";\n', name);

if (level > 0) printf('edge from n%d_%ld_0 to n%d_%ld_%d;\n',

parent.dev, parent.ino, dev, ino, visit);

if (visit > level)

{

if (visit == level + 1)

printf('same rank n%d_%ld_%d n%d_%ld_0;\n',

dev, ino, dev, ino, visit);

printf('%sedge from n%d_%ld_%d to n%d_%ld_0 dotted;\n',

(visit > level + 1) ? '' : 'back',

dev, ino, dev, ino, visit);

}

}

" "$@"