This amendment modifies ISO/IEC 10744:1997 Annex A.3 by adding the following subclause.

A.3.4.4 Architecture Use Declaration Processing Instruction

The architecture use declaration (arch) processing instruction provides an alternative form of architecture use declaration for use in environments where notations or data attributes are not supported. Architecture use PIs should occur within the prolog. It is not necessary to specify architecture base declarations for architectures declared using architecture use PIs. If multiple declarations are specified for an architecture, the first such declaration is used.

The processing instruction shall have the following form:

pio, "IS10744", (":" | s+), "arch", attribute specification list, pic

where the attribute specification list specifies attributes corresponding to the architecture notation declaration, architectural meta-DTD entity declaration, and architecture support attributes. The attributes corresponding to the architecture notation declaration are:

name

Architecture name

public-id

Public identifier of architecture specification document

The attributes corresponding to the architectural meta-DTD entity declaration are:

dtd-public-id

Public identifier of architectural meta-DTD

dtd-system-id

System identifier of architectural meta-DTD

The attributes corresponding to the architecture support attributes are:

form-att

Architectural form attribute name

renamer-att

Architectural attribute renamer attribute name

suppressor-att

Architecture suppressor attribute name

ignore-data-att

Architecture ignore data attribute name

doc-elem-form

Architecture document element form name

bridge-form

Architecture bridge form name

data-form

Architecture data form name

auto

Architecture automatic form mapping

options

Architecture options

quantity

Architecture quantity set; the value must consist of pairs of quantity names and numbers