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Annotation of researchv10dc/dist/man/v3/man1/mt.1, revision 1.1

1.1     ! root        1: .pa 1
        !             2: .he 'MT (I)'6/12/72'MT (I)'
        !             3: .ti 0
        !             4: NAME           mt  --  manipulate magtape
        !             5: .sp
        !             6: .ti 0
        !             7: SYNOPSIS       mt__  [ key ] [ name ... ]
        !             8: .sp
        !             9: .ti 0
        !            10: DESCRIPTION    mt__
        !            11: saves and restores selected portions of the file system
        !            12: hierarchy on magtape.
        !            13: Its actions are controlled by the key___ argument.
        !            14: The key is a string of characters containing
        !            15: at most one function letter and possibly
        !            16: one or more function modifiers.
        !            17: Other arguments to the command are file or directory
        !            18: names specifying which files are to be dumped, restored,
        !            19: or tabled.
        !            20: 
        !            21: The function portion of
        !            22: the key is specified by one of the following letters:
        !            23: 
        !            24: .in +6
        !            25: .ti -3
        !            26: r  The indicated files and directories, together with
        !            27: all subdirectories, are dumped
        !            28: onto the tape.
        !            29: The old contents of the tape are lost.
        !            30: 
        !            31: .ti -3
        !            32: x  extracts the named files from the tape to the file system.
        !            33: The owner, mode, and date-modified are restored to what they
        !            34: were when the file was dumped.
        !            35: If no file argument is given, the entire contents of the
        !            36: tape are extracted.
        !            37: 
        !            38: .ti -3
        !            39: t  lists the names of all files stored on the tape which
        !            40: are the same as or are hierarchically below
        !            41: the file arguments.  If no file argument is given,
        !            42: the entire contents of the tape are tabled.
        !            43: 
        !            44: .ti -3
        !            45: l  is the same as t_ except that an expanded listing
        !            46: is produced giving all the available information about the
        !            47: listed files.
        !            48: 
        !            49: .in -6
        !            50: The following characters may be used in addition to the letter
        !            51: which selects the function desired.
        !            52: 
        !            53: .in +6
        !            54: .ti -3
        !            55: 0, ..., 7  This modifier selects the drive on which the tape is mounted.
        !            56: "0" is the default.
        !            57: 
        !            58: .ti -3
        !            59: v  Normally mt__ does its work silently.  The v_ (verbose)
        !            60: option causes it to type the name of each file it treats
        !            61: preceded by a letter to indicate what is happening.
        !            62: 
        !            63: .in +2
        !            64:  a  file is being added
        !            65:  x  file is being extracted
        !            66: 
        !            67: .in -2
        !            68: The v_ option can be used with r_ and x_ only.
        !            69: 
        !            70: .ti -3
        !            71: f  causes
        !            72: new entries copied on tape to be 'fake' in that
        !            73: only the entries, not the data associated
        !            74: with the entries are updated.
        !            75: Such fake entries cannot be extracted.
        !            76: Usable only with r_.
        !            77: 
        !            78: .ti -3
        !            79: w  causes mt__ to pause before treating each file, type
        !            80: the indicative letter and the file name (as with v_)
        !            81: and await the user's response.  Response
        !            82: "y" means "yes", so the file is treated.  Null response
        !            83: means "no", and the file does not take part
        !            84: in whatever is being done.  Response "x" means "exit";
        !            85: the mt__ command terminates immediately.  In the x_ function,
        !            86: files previously asked about
        !            87: have been extracted already.
        !            88: With r_, no change has been made to the tape.
        !            89: 
        !            90: .ti -3
        !            91: m  make (create) directories during an x_ if necessary.
        !            92: .in -6
        !            93: .sp
        !            94: .ti 0
        !            95: FILES          /dev/mt?
        !            96: .sp
        !            97: .ti 0
        !            98: SEE ALSO       tap(I), tap(V)
        !            99: .sp
        !           100: .ti 0
        !           101: DIAGNOSTICS    Tape open error
        !           102: .br
        !           103: Tape read error
        !           104: .br
        !           105: Tape write error
        !           106: .br
        !           107: Directory checksum
        !           108: .br
        !           109: Directory overflow
        !           110: .br
        !           111: Seek error
        !           112: .br
        !           113: Tape overflow
        !           114: .br
        !           115: Phase error (a file has changed after it was selected for
        !           116: dumping but before it was dumped)
        !           117: .br
        !           118: .sp
        !           119: .ti 0
        !           120: BUGS           If, during an "x",
        !           121: the files are specified in a different order
        !           122: than they are on the tape,
        !           123: seek errors will result because the tape
        !           124: cannot be rewound.

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