gtpg2m4wGeneral Macros

TPRDC-Read a General Tape Record

This general macro causes the control program to obtain a block of storage and read the next record from a specified general tape into the block.

Format




label
A symbolic name can be assigned to the macro statement.

NAME
Specifies the symbolic general tape name. It can be:

yyy
A 3-character string representing a symbolic general tape name. The first 2 characters must be alphabetic, and the third character must be alphabetic or numeric. For general tapes, the first 2 characters cannot be RT.

(Rn)
The number of a register containing a pointer to the symbolic real-time tape name. n must be a decimal number from 0-7, 14, or 15.

LEVEL=Dx
A symbolic data level (D0-DF) must be specified.

BLOCK=Lx
A symbolic storage block type (L0-L4) must be specified.

The following macro format is still supported:



label
A symbolic name can be assigned to the macro statement.

name
A 3-character symbolic general tape name must be specified as the first parameter.

level
A symbolic data level (D0-DF) must be specified as the second parameter.

BLOCK=Lx
A symbolic storage block type (L0-L4) must be specified as the third parameter.

Entry Requirements

Return Conditions

Programming Considerations

Examples

None.