IBM AS/400 manual ¹ To, Search and Inquiry by Name, Subroutine

Search and Inquiry by Name

********************************************************************

*	SUBROUTINE	-	SFLCLR	*
*	PURPOSE	-	CLEAR SUBFILE RECORDS	*

********************************************************************

C	SFLCLR	BEGSR
C		MOVE	*ON	*IN55
C		WRITE	SUBCTL
C		MOVE	*OFF	*IN55
C		MOVE	*OFF	*IN21
C		Z-ADD	*ZERO	RECNUM	5 0
C		ENDSR

********************************************************************

*	SUBROUTINE - SFLCHG			*
*	PURPOSE	- CUSTOMER RECORD SELECTED		*
********************************************************************
C	SFLCHG	BEGSR
C		READC	SUBFILE	98
C		IF	NOT *IN98
C	ZIPKEY	CHAIN	CUSREC	71
C		EXFMT	CUSDSP
C		ENDIF
C		ENDSR
Figure	189 (Part	3 of 3).	Source for module SCHNAM

The file description specifications identify the disk file to be sea display device file to be used (SNAMMENU). The SFILE keyword for the WORKSTN file identifies the record format (SUBFILE) to be used as a relative-record-number field (RECNUM) specifies which record within the being accessed.

The

program displays the PROMPT record

format and waits

for the

worksta

user's response.

F3 sets on

indicator

03,

which

controls

the

end

of

th

The

name

(NAME) is

used

as

the key to position the CUSMSTL3 file

by

th

operation.

Notice

that

the

record format

name

CUSREC is

used

in

the

SE

ation instead of the file name CUSMSTL3.

The SFLPRC subroutine handles the processing for the subfile: clearing, f displaying. The subfile is prepared for additional requests in subrout

indicator 55

is

on, no

action

occurs on

the

display,

but

the

main

stora

the subfile records is cleared. The SFLFIL routine fills

the

subfile

record

is

read from

the CUSMSTL3

file,

the

record

count

(RECNUM)

is

inc

mented,

and

the record is written to the subfile. This

subroutine

is

either

the

subfile

is full (indicator 21 on the WRITE

operation)

or

on

the

CUSMSTL3

file

(indicator

71

on the READ operation).

When

the

sub

full

or

end

of

file

occurs,

the

subfile is

written

to

the

display b

tion by the subfile-control record control format. The user reviews the decides:

¹ To end the program by pressing F3.

¹To restart the subfile by pressing F4. The PROMPT record format is

played, and the subfile is displayed starting over with the same

¹ To	fill	another	page	by	pressing the ROLL UP keys. If end of fi
on	the	CUSMSTL3	file,	the	current page is	displayed again; otherwise
subfile		is cleared,		and	the next page	is displayed.

368 ILE RPG for AS/400 Programmer's Guide