Chapter 5. Create And Delete Programs; Create Diskette Hdrl (Ch); What This Utility Does; How To Use It - IBM Series/1 User Manual

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Chapter 5. Create and Delete Programs
Create Diskette HDRI (CH)
WHAT THIS UTILITY DOES
HOW TO USE IT
Using information that you supply, this utility creates a basic exchange HDRI record for
a diskette data fIle. If you want to create a HDRI of any other format, see the IBM
General Information Manual, GA21-9182-1.
If the diskette initialization utility initialized the diskette, the HDRI describing the
extents of the entire diskette must be deleted before the utility can create any additional
HDRls.
Press the LOAD key. After the EXEC= message is printed at the operator station, enter
either CH or the starting sector address (ccchss) of the utility. Mter it is loaded, the
utility issues this message:
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CHOOOl CREATE HDRI UTILITY STARTED
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The utility then issues this prompt requesting the diskette device address:
CHIIOA DEVICE ADDRESS=
Enter the requested information in this form:
where ddd is the diskette device address, in decimal. This number must be in the range
0-127.
The utility issues this prompt requesting the name of your data file described by the
HDRI record.
CH120A HEADER NAME:;;
Enter the requested information in this form:
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cccccccc
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where cccccccc is a I-to 8-character alphameric name. The utility issues this prompt
requesting the starting and ending sector addresses of the data file to be defined by this
HDRI record.
CH130A EXTENTS=
Create and Delete Programs 5-1