Create log.cbl

cobol/log.cbl

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+       IDENTIFICATION DIVISION.
+       PROGRAM-ID. LOG-TRANSACTION.
+
+       ENVIRONMENT DIVISION.
+       INPUT-OUTPUT SECTION.
+       FILE-CONTROL.
+           SELECT LOG-FILE ASSIGN TO "data/transactions.log"
+               ORGANIZATION IS LINE SEQUENTIAL.
+
+       DATA DIVISION.
+       FILE SECTION.
+       FD LOG-FILE.
+       01 LOG-RECORD         PIC X(256).
+
+       WORKING-STORAGE SECTION.
+       01 WS-TIMESTAMP        PIC X(20).
+       01 WS-DETAILS          PIC X(200).
+
+       LINKAGE SECTION.
+       01 LS-DETAILS          PIC X(200).
+
+       PROCEDURE DIVISION USING LS-DETAILS.
+       MAIN-LOGIC.
+           MOVE FUNCTION CURRENT-DATE TO WS-TIMESTAMP
+           MOVE LS-DETAILS TO WS-DETAILS
+
+           OPEN EXTEND LOG-FILE
+           STRING WS-TIMESTAMP DELIMITED BY SIZE
+                  ": " DELIMITED BY SIZE
+                  WS-DETAILS DELIMITED BY SIZE
+                  INTO LOG-RECORD
+           WRITE LOG-RECORD
+           CLOSE LOG-FILE
+           GOBACK.