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SubjectRe: Why is chmod(2)?
Mitchell Blank Jr wrote:
> I am *very* wary of this idea. A year or two ago there was a big hole
> in the BSD's because you could do:
> i = open("foo", 0)
> without any access to "foo" and get a filedescriptor without read or
> write access.

Try it on Linux ;-) O_RDONLY is 0, O_WRONLY is 1, O_RDWR is 2, O_NOACCESS
is 3. In order to open anything with O_NOACCESS, you're required to have
both read _and_ write access.

- Werner

/ Werner Almesberger, ICA, EPFL, CH /

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