BSR (Backward Space Record)

Purpose
Move the tape backward one or more physical records (blocks).
Usage notes
A physical tape record is either a block of data bytes or a tape mark. A tape mark is treated as a special record. For each tape mark crossed, Z Data Tools displays an information message.

Specify a DDNAME for the tape.

Options
None.
Related functions
BSF
Move the tape backward one or more files
FSR
Move the tape forward one or more records
FSF
Move the tape forward one or more files
REW
Rewind a tape to its load point
RUN
Rewind a tape and unload it
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Syntax

                                          .-NBLKS=1-----.   
>>-BSR--+-----------+--+-INPUT=ddname--+--+-------------+------><
        '-LABEL=BLP-'  '-OUTPUT=ddname-'  '-NBLKS=nblks-'   

ddname
Refers to a DD or TSO ALLOC statement.
LABEL=BLP
Specifies that bypass label processing is used. This parameter must be specified with the first Z Data Tools function that uses the tape. For BLP processing requirements, see “Customizing the Security Environment” in the Z Data Tools Customization Guide.
nblks
Number of tape blocks to be spaced backward. The maximum is 99 999 999; the default is 1. A tape mark is considered a block.