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1.1 root 1: .TH MT 1 "1 April 1983"
2: .UC 4
3: .SH NAME
4: mt \- magnetic tape manipulating program
5: .SH SYNOPSIS
6: .B mt
7: [
8: .B \-f
9: .I tapename
10: ]
11: .I command
12: [
13: .I count
14: ]
15: .SH DESCRIPTION
16: .I Mt
17: is used to give commands to a magnetic tape drive.
18: If a tape name is not specified, the environment variable
19: TAPE is used; if TAPE does not exist,
20: .I mt
21: uses the device
22: .IR /dev/rcy0s .
23: Note
24: that
25: .I tapename
26: must reference a raw (not block) tape device.
27: By default
28: .I mt
29: performs the requested operation once. Operations
30: may be performed multiple times by specifying
31: .IR count .
32: .PP
33: The available commands are listed below. Only as many
34: characters as are required to uniquely identify a command
35: need be specified.
36: .TP
37: .BR eof , " weof"
38: Write
39: .I count
40: end-of-file marks at the current position on the tape.
41: .TP
42: .B fsf
43: Forward space
44: .I count
45: files.
46: .TP
47: .B fsr
48: Forward space
49: .I count
50: records.
51: .TP
52: .B bsf
53: Back space
54: .I count
55: files.
56: .TP
57: .B bsr
58: Back space
59: .I count
60: records.
61: .TP
62: .B rewind
63: Rewind the tape
64: .RI ( Count
65: is ignored.)
66: .TP
67: .BR offline , " rewoffl"
68: Rewind the tape and place the tape unit off-line
69: .RI ( Count
70: is ignored.)
71: .TP
72: .B status
73: Print status information about the tape unit.
74: .PP
75: .I Mt
76: returns a 0 exit status when the operation(s) were successful,
77: 1 if the command was unrecognized, and 2 if an operation failed.
78: .SH FILES
79: .DT
80: /dev/rcy* Raw magnetic tape interface
81: .SH "SEE ALSO"
82: mtio(4), dd(1), ioctl(2), environ(7)
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