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Write to Record Sequential SimoPR80 - Eighty-Column Card File http://www.simotime.com |
| When technology complements business | Copyright © 1987-2010 SimoTime Enterprises All Rights Reserved |
This document provides a listing of the COBOL source code for a callable routine that provide write access to a Record Sequential file. This program is included in the SimoCARD suite of programs.
Additional information about this program may be obtained by sending an e-mail to: helpdesk@simotime.com
The SimoPR80 program provides an easy to use, callable routine for accessing or writing records to a record sequential file with a maximum record length of 80-bytes.
The following is an example of how to initialize the pass area and then sequentially write records to the file.
move 'OPEN ' to PR80-FILE-REQUEST
move ZERO to PR80-FILE-STATUS
move SPACES to PR80-PASS-80
call 'SIMOPR80' using PR80-PASS-AREA
The following is an example of a call statement for the callable routine.
call 'SIMOPR80' using PR80-PASS-AREA
It is not necessary to do an explicit open of the file. The first call to the routine will open the file and write the first record. Subsequent calls will write a logical record in the file.
*****************************************************************
* Data Structure or Pass Area used for calling SIMOGT80. *
*****************************************************************
* Copyright (C) 1987-2006 SimoTime Enterprises *
* All Rights Reserved *
*****************************************************************
* Provided by SimoTime Enterprises *
* Our e-mail address is: helpdesk@simotime.com *
* Also, visit our Web Site at http://www.simotime.com *
*****************************************************************
*
01 PR80-PASS-AREA.
05 PR80-PASS-REQUEST PIC X(8).
05 PR80-PASS-STATUS PIC 9(4).
05 PR80-FILE-REQUEST PIC X(8).
05 PR80-FILE-STATUS PIC 9(4).
05 PR80-PASS-80 PIC X(80).
*! PASSPR80 - End-of-Copy File...
The following is a list of the parameters required when using the PR80-PASS-AREA to call the SimoGL80 routine.
| Parameter | Description | ||||||||
| PR80-PASS-REQUEST | This parameter must be provided by the calling program.
|
||||||||
| PR80-PASS-STATUS | A zero (0) value indicates a successful completion of the request. A non-zero value indicates the request could not be completed successfully. | ||||||||
| PR80-PASS-80 | This parameter will contain the logical record for a READ request. |
The following is the copy statement used in the LINKAGE section of the SIMOPR80 callable routine.
COPY PASSPR80.
The following are environment variables used by the SimoPR80 write routine for record sequential files with a maximum record length of 80-bytes.
| Variable | Description |
| PUT080RS | This is the drive:directory\filename.ext for the input file. This
will map the DD name to the fully qualified PC file name. For
example: SET PUT080RS=C:\MYDIRECTORY\MYFILE.DAT |
The following is the COBOL Source Code.
IDENTIFICATION DIVISION.
PROGRAM-ID. SIMOPR80.
AUTHOR. SIMOTIME ENTERPRISES.
ENVIRONMENT DIVISION.
INPUT-OUTPUT SECTION.
FILE-CONTROL.
SELECT PUT080RS-FILE ASSIGN TO PUT080RS
ORGANIZATION IS SEQUENTIAL
ACCESS MODE IS SEQUENTIAL
FILE STATUS IS PUT080RS-STATUS.
*****************************************************************
DATA DIVISION.
FILE SECTION.
FD PUT080RS-FILE
DATA RECORD IS PUT080RS-REC.
01 PUT080RS-REC.
05 PUT080RS-DATA-01 PIC X(80).
*****************************************************************
WORKING-STORAGE SECTION.
01 SIM-TITLE.
05 T1 pic X(11) value '* SIMOPR80 '.
05 T2 pic X(34) value 'Sequential 80 File I/O for Writes '.
05 T3 pic X(10) value 'v06.10.06 '.
05 T4 pic X(24) value ' http://www.simotime.com'.
01 SIM-COPYRIGHT.
05 C1 pic X(11) value '* SIMOPR80 '.
05 C2 pic X(20) value 'Created by SimoZAPS,'.
05 C3 pic X(20) value ' a utility package '.
05 C4 pic X(28) value 'of SimoTime Enterprises, LLC'.
01 PUT080RS-STATUS.
05 PUT080RS-STATUS-L pic X.
05 PUT080RS-STATUS-R pic X.
01 PUT080RS-EOF pic X value 'N'.
01 PUT080RS-OPEN-FLAG pic X value 'C'.
*****************************************************************
* The following buffers are used to create a four-byte status *
* code that may be displayed. *
*****************************************************************
01 IO-STATUS.
05 IO-STAT1 pic X.
05 IO-STAT2 pic X.
01 IO-STATUS-04.
05 IO-STATUS-0401 pic 9 value 0.
05 IO-STATUS-0403 pic 999 value 0.
01 TWO-BYTES-BINARY pic 9(4) BINARY.
01 TWO-BYTES-ALPHA redefines TWO-BYTES-BINARY.
05 TWO-BYTES-LEFT pic X.
05 TWO-BYTES-RIGHT pic X.
*****************************************************************
* Message Buffer used by the Z-DISPLAY-MESSAGE-TEXT routine. *
*****************************************************************
01 MESSAGE-BUFFER.
05 MESSAGE-HEADER pic X(11) value '* SIMOPR80 '.
05 MESSAGE-TEXT.
10 MESSAGE-TEXT-1 pic X(68) value SPACES.
10 MESSAGE-TEXT-2 pic X(188) value SPACES.
*****************************************************************
01 APPL-RESULT pic S9(9) comp.
88 APPL-AOK value 0.
88 APPL-EOF value 16.
01 READ-FLAGS.
05 READ-1 pic X value 'Y'.
05 READ-2 pic X value 'Y'.
01 DUMP-FLAGS.
05 DUMP-ASC pic X value 'Y'.
05 DUMP-EBC pic X value 'Y'.
05 DUMP-HEX pic X value 'Y'.
01 WORK-08 pic X(8) value SPACES.
01 ASC-EBC-FLAG pic X value 'A'.
01 FIRST-TIME pic X value 'Y'.
COPY ASCEBCB1.
COPY ASCEBCB2.
*****************************************************************
LINKAGE SECTION.
COPY PASSPR80.
*****************************************************************
PROCEDURE DIVISION using PR80-PASS-AREA.
move PR80-FILE-REQUEST to WORK-08
move 'A' to ASC-EBC-FLAG
evaluate WORK-08
when 'WRITE ' move PR80-PASS-80 to PUT080RS-DATA-01
perform PUT080RS-WRITE
when 'WRITEE2A' move PR80-PASS-80 to PUT080RS-DATA-01
inspect PUT080RS-DATA-01
converting E-INFO to A-INFO
perform PUT080RS-WRITE
when 'OPEN ' perform PUT080RS-OPEN-OUTPUT
when 'CLOSE ' perform PUT080RS-CLOSE
when other perform TRY-EBCDIC
end-evaluate
if PUT080RS-STATUS = '00'
move 0 to PR80-FILE-STATUS
else
add 4 to ZERO giving PR80-PASS-STATUS
end-if
if ASC-EBC-FLAG = 'E'
inspect PR80-PASS-STATUS converting A-INFO to E-INFO
inspect PR80-FILE-STATUS converting A-INFO to E-INFO
end-if
if FIRST-TIME = 'Y'
perform Z-POST-COPYRIGHT
display '* SimoPR80 ASC-EBC-FLAG is '
ASC-EBC-FLAG upon console
move 'N' to FIRST-TIME
end-if
GOBACK.
*****************************************************************
TRY-EBCDIC.
inspect WORK-08 converting E-INFO to A-INFO
evaluate WORK-08
when 'WRITE ' move 'E' to ASC-EBC-FLAG
move PR80-PASS-80 to PUT080RS-DATA-01
perform PUT080RS-WRITE
when 'WRITEE2A' move 'E' to ASC-EBC-FLAG
move PR80-PASS-80 to PUT080RS-DATA-01
inspect PUT080RS-DATA-01
converting E-INFO to A-INFO
perform PUT080RS-WRITE
when 'OPEN ' move 'E' to ASC-EBC-FLAG
perform PUT080RS-OPEN-OUTPUT
when 'CLOSE ' move 'E' to ASC-EBC-FLAG
perform PUT080RS-CLOSE
when other add 16 to ZERO giving PR80-PASS-STATUS
end-evaluate
exit.
*****************************************************************
* I/O Routines for the Control File... *
*****************************************************************
PUT080RS-CLOSE.
add 8 to ZERO giving APPL-RESULT.
close PUT080RS-FILE
if PUT080RS-STATUS = '00'
subtract APPL-RESULT from APPL-RESULT
else
add 12 to ZERO giving APPL-RESULT
end-if
if APPL-AOK
CONTINUE
else
move 'CLOSE Failure with PUT080RS' to MESSAGE-TEXT
perform Z-DISPLAY-MESSAGE-TEXT
move PUT080RS-STATUS to IO-STATUS
perform Z-DISPLAY-IO-STATUS
perform Z-ABEND-PROGRAM
end-if
exit.
*---------------------------------------------------------------*
PUT080RS-WRITE.
write PUT080RS-REC
if PUT080RS-STATUS = '00'
subtract APPL-RESULT from APPL-RESULT
else
if PUT080RS-STATUS = '10'
add 16 to ZERO giving APPL-RESULT
else
add 12 to ZERO giving APPL-RESULT
end-if
end-if
if APPL-AOK
CONTINUE
else
if APPL-EOF
move 'Y' to PUT080RS-EOF
else
move 'READ Failure with PUT080RS' to MESSAGE-TEXT
perform Z-DISPLAY-MESSAGE-TEXT
move PUT080RS-STATUS to IO-STATUS
perform Z-DISPLAY-IO-STATUS
perform Z-ABEND-PROGRAM
end-if
end-if
exit.
*---------------------------------------------------------------*
PUT080RS-OPEN-OUTPUT.
add 8 to ZERO giving APPL-RESULT.
open output PUT080RS-FILE
if PUT080RS-STATUS = '00'
subtract APPL-RESULT from APPL-RESULT
move 'O' to PUT080RS-OPEN-FLAG
else
add 12 to ZERO giving APPL-RESULT
end-if
if APPL-AOK
CONTINUE
else
move 'OPEN Failure with PUT080RS' to MESSAGE-TEXT
perform Z-DISPLAY-MESSAGE-TEXT
move PUT080RS-STATUS to IO-STATUS
perform Z-DISPLAY-IO-STATUS
perform Z-ABEND-PROGRAM
end-if
exit.
*****************************************************************
* The following Z-ROUTINES provide administrative functions *
* for this program. *
*****************************************************************
* ABEND the program, post a message to the console and issue *
* a STOP RUN. *
*****************************************************************
Z-ABEND-PROGRAM.
if MESSAGE-TEXT not = SPACES
perform Z-DISPLAY-MESSAGE-TEXT
end-if
move 'PROGRAM-IS-ABENDING...' to MESSAGE-TEXT
perform Z-DISPLAY-MESSAGE-TEXT
move IO-STATUS-04 to PR80-FILE-STATUS
add 12 to ZERO giving RETURN-CODE
add 12 to ZERO giving PR80-PASS-STATUS
* GOBACK.
exit.
*****************************************************************
* Display CONSOLE messages... *
*****************************************************************
Z-DISPLAY-MESSAGE-TEXT.
if MESSAGE-TEXT-2 = SPACES
display MESSAGE-BUFFER(1:79)
else
display MESSAGE-BUFFER
end-if
move all SPACES to MESSAGE-TEXT
exit.
*****************************************************************
* Display the file status bytes. This routine will display as *
* four digits. If the full two byte file status is numeric it *
* will display as 00nn. If the 1st byte is a numeric nine (9) *
* the second byte will be treated as a binary number and will *
* display as 9nnn. *
*****************************************************************
Z-DISPLAY-IO-STATUS.
if IO-STATUS not NUMERIC
or IO-STAT1 = '9'
move IO-STAT1 to IO-STATUS-04(1:1)
subtract TWO-BYTES-BINARY from TWO-BYTES-BINARY
move IO-STAT2 to TWO-BYTES-RIGHT
add TWO-BYTES-BINARY to ZERO giving IO-STATUS-0403
move 'File Status is: nnnn' to MESSAGE-TEXT
move IO-STATUS-04 to MESSAGE-TEXT(17:4)
perform Z-DISPLAY-MESSAGE-TEXT
else
move '0000' to IO-STATUS-04
move IO-STATUS to IO-STATUS-04(3:2)
move 'File Status is: nnnn' to MESSAGE-TEXT
move IO-STATUS-04 to MESSAGE-TEXT(17:4)
perform Z-DISPLAY-MESSAGE-TEXT
end-if
exit.
*****************************************************************
Z-POST-COPYRIGHT.
display SIM-TITLE upon console
display SIM-COPYRIGHT upon console
exit.
*****************************************************************
* A product of SimoTime Enterprises *
* Our e-mail address is: helpdesk@simotime.com *
* Also, visit our Web Site at http://www.simotime.com *
*****************************************************************
The purpose of this document is to provide a COBOL Source member for viewing.
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You may view an example of a COBOL program that uses SimoPR80at http://www.simotime.com/cblcrd01.htm.
You may view the complete list of SimoTime callable Modules or Driver Programs at http://www.simotime.com/simomods.htm.
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| Copyright © 1987-2010 SimoTime Enterprises All Rights Reserved |
| When technology complements business |
| http://www.simotime.com |