IBM AS/400 manual Accessing Printer Devices, Forms, Layout of OPM PRTCTL Data Structure

Accessing Printer Devices

Table

25.

Layout of OPM PRTCTL Data Structure

Positions

Subfield

Contents

1

A

one-position

character field that contains the

space-before

value

(valid

values: blank or 0-3)

2

A

one-position

character

field

that

contains

the

space-after

(valid

values:

blank or 0-3)

3-4

A

two-position

character field that contains the

skip-before

(valid

values:

blank, 1-99, A0-A9 for 100-109, B0-B2

for 110-112)

5-6

A

two-position

character

field

that

contains

the

skip-after va

(valid

values:

blank,

1-99,

A0-A9 for 100-109, B0-B2

for

110-112)

7-9

A two-digit numeric field

with

zero

decimal

positions

that

co

the current line count value.

The

values

contained

in

the

first four subfields of the

ILE

PRTCTL

dat

are

the

same

as

those allowed

in

positions

40

through

51

(space

and

of the output specifications. If the

space/skip entries

(positions

40

the

output

specifications

are

blank,

and

if

subfields

1 through

4

ar

default

is

to space 1 after. If the PRTCTL keyword is specified,

the

output

records

that

have

blanks

in

positions

40

through

51.

You

ca

space

and

skip value (subfields 1 through 4) for

the

PRINTER

file

by

values in these subfields of the PRTCTL

data

structure

while

the

progr

running.

Subfield

5

contains the current line count

value.

The

compiler

does

not

subfield

5

until

after

the

first output line is printed. The compiler

field 5 after each output

operation

to

the

file.

Example

of

Changing

Forms

Control

Information

Figure 161

on

page 325

shows

an

example

of

the

coding

necessary to

ch

forms

control information

using

the PRTCTL

keyword.

324 ILE RPG for AS/400 Programmer's Guide