PWB1/usr/man/man8/bcopy.8

.th BCOPY VIII 5/31/77
.sh NAME
bcopy \*- disk block copy
.sh SYNOPSIS
.bd bcopy
.sh DESCRIPTION
.it Bcopy
is an interactive command that allows disk blocks
(512 bytes/block) to be selectively copied
from one file to another file.
When initially invoked,
.it bcopy
requires the user to supply responses to the
following descriptor fields:
.s3
.lp 20 10
.bn to
Full path name of the
.it destination
location, which can be
either a special file or an ordinary file.
If the file does not exist,
.it bcopy
will create it.
.s3
.lp 20 10
.bn offset
A
.it decimal
integer that represents the relative position
(block address) in the
.it destination
location at which the copy is to start.
.s3
.lp 20 10
.bn from
Full path name of
.it source
file, which can be
either a special file
or an ordinary file.
.s3
.lp 20 10
.bn offset
A
.it decimal
integer that represents the relative
position (block address) in the
.it source
location
at which the copy is to start.
.s3
.lp 20 10
.bn count
A
.it decimal
integer that represents the number
of disk blocks that is to be copied.
.i0
.s1
The command terminates on receiving either a new-line character
in response to the
.bd to
prompt, or a DEL.
.sh DIAGNOSTICS
``Can't create'' message can occur due to restricted read/write permissions, etc.
.br
``bad character in number'' because of a non-numeric character in a numeric argument.