Re: chmod/chown -R - maybe an ITP
>>>>> "Greg" == Greg Stark <firstname.lastname@example.org> writes:
Greg> BSD libc provides a generic recurse-safely kind of function
Greg> with some suitably inscrutable acronym (I'm told "fts"). The
Greg> idea is to implement this critical code once correctly
Greg> somewhere common so applications don't have to reinvent the
Greg> wheel and introduce security holes every time.
`man 3 ftw' I don't know if it is proof against the race that
`tmpreaper' was written to prevent or not.
Greg> It's quite tricky to do right, you have to hold open file
Greg> descriptors for all your parent directories and compare them
Greg> to ".." as you recurse down, and you have to do
Greg> lstats,fstats etc on everything before and after you open