Sevan Janiyan wrote:
> The feature was actually added to ensure whatever cat was meant to be
> reading from was indeed a plain file and not another which could block a
> process.
> "Use cat -f to avoid denial of service attacks by people who make
> .rhosts files fifos."
> http://mail-index.netbsd.org/source-changes/2000/01/14/0069.html

hmm, well, security(8) in openbsd is a perl script that doesn't exec cat, so
this wouldn't help solve that problem.

now, looking at security, it seems there may be an issue if it tries to open a
blocking file, but that will need solving there, not in cat.

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