NET/MASTER Network Control Language (NCL) Programmer's Guide

Working With Entry-Sequenced Files
Working With Files
12–56 106160 Tandem Computers Incorporated
WHEN 16 THEN SAY "16 "&SYSMSG
OTHERWISE
SAY Unexpected error
END /*select*/
END open_file
/* ==================== GET RECORDS ==================== */
get_records: PROCEDURE SHARE &filename,&id
/* Get records and displays them on OCS window */
ASSIGN MDO=&rec. MAP=$NCL
FILE GET MDO=&rec.
SELECT &SYS.FILE.RC
WHEN 0 THEN DO
SAY "0 Record retrieved"
SAY "Key is "&SYS.FILE.KEY
END /*do*/
WHEN 4 THEN SAY "4 Record not found or EOF"
WHEN 8 THEN SAY "8 Error "&SYS.FILE.ERROR
WHEN 16 THEN SAY "16 "&SYSMSG
OTHERWISE
SAY Unexpected error
END /*select*/
DO WHILE &SYS.FILE.RC = 0
ASSIGN VARS=&field* FROM MDO=&rec.
DO &fno = 1 TO &SYS.VARCNT
SAY "Field "&fno" is "&field&fno
END /*do*/
FILE GET MDO=&rec.
SELECT &SYS.FILE.RC
WHEN 0 THEN DO
SAY "0 Record retrieved"
SAY "Key is "&SYS.FILE.KEY
END /*do*/
WHEN 4 THEN SAY "4 Record not found or EOF"
WHEN 8 THEN SAY "8 Error "&SYS.FILE.ERROR
WHEN 16 THEN SAY "16 "&SYSMSG
OTHERWISE
SAY Unexpected error
END /*select*/
END /*do while*/
END get_records
/* ==================== CLOSE FILE ==================== */
close_file: PROCEDURE SHARE &filename,&id
/* Close file from NCL and NonStop NET/MASTER */
SAY "Closing "&filename
FILE CLOSE ID=&id
SELECT &SYS.FILE.RC
WHEN 16 THEN SAY "16 Closed"
OTHERWISE
SAY Unexpected error
END /*select*/
INTCMD "UDBCTL CLOSE="&filename
INTREAD
END close_file
END zex1205n