diff regression

[Xin LI]

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Dominic Fandrey wrote:
| Xin LI wrote:
|> Dominic Fandrey wrote:
|> | miwi at FreeBSD.org wrote:
|> |> Synopsis: [maintainer-update] www/xpi-modify_headers
|> |>
|> |> State-Changed-From-To: open->feedback
|> |> State-Changed-By: miwi
|> |> State-Changed-When: Thu Apr 9 18:19:08 UTC 2009
|> |> State-Changed-Why:
|> |>
|> |> Howdy,
|> |>
|> |> Patch rejected:
|> |> http://64bit.miwibox.org/index.php?action=describe_port&id=2152
|> |> http://32bit.miwibox.org/index.php?action=describe_port&id=2042
|> |>
|> |
|> | OK, this really sucks. diff has lost the -P option, that I've been
|> | relying on. Compare:
|> |
http://www.freebsd.org/cgi/man.cgi?query=diff&manpath=FreeBSD+6.0-RELEASE
|> |
http://www.freebsd.org/cgi/man.cgi?query=diff&manpath=FreeBSD+7.1-RELEASE
|> |
|> | It used to say:
|> |        -P     When comparing directories, if a file appears only in
|> the second
|> |           directory of the two, treat it  as  present  but    empty
|> in  the
|> |           other.
|> |
|> | Now it's gone. Regression?
|>
|> What's wrong with -N?
|
| Nothing, I just didn't know about -N.

I'm not very sure, are the two option functionally same?
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