TAL Reference Manual

Structures

TAL Reference Manual—526371-001

8-24

Example of Simple Pointer Redefinition

This example declares new simple pointer EXT_POINTER to redefine simple variable

VAR:

STRUCT my_struct;

BEGIN

STRING var[0:5];

STRING .EXT ext_pointer = var; !Redefinition

END;

Structure Pointer Redefinition

A structure pointer redefinition associates a new structure pointer with a previous item

at the same BEGIN-END level of a structure.

STRING

is the STRING attribute.

INT

is the INT attribute.

. (period)

is the standard indirection symbol and denotes a standard (16-bit) pointer.

.EXT

is the extended indirection symbol and denotes an extended (32-bit) pointer.

identifier

is the identifier of the new structure pointer.

STRING

INT .EXT

. identifier ( referral )

previous -

identifier

;

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