Cannot cp(1) file from smbfs.(MMAP problem)

[Dimitry Andric]

On 2005-01-28 at 07:29:03 takawata at jp.freebsd.org wrote:

> When /mnt is smbfs,
> % cp /mnt/foo.txt /tmp
> will produce
> cp: /mnt/foo.txt: Invalid argument

> And tracing syscall shows that the error is produced by
> mmap(2).

This is strange, because cp shouldn't use mmap() for copying 0-byte
files, AFAIK.  See:

http://www.freebsd.org/cgi/cvsweb.cgi/src/bin/cp/utils.c#rev1.42
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