ILE C/C++ Programmer's Guide

How CL Variables Are Passed to an ILE C++ Program

Table 25 shows how CL variables are passed from a compiled CL program to an ILE C++ program. All arguments are passed by reference from CL to C++.

Table 25. CL Variables Passed from a Compiled CL Program to an ILE C++ Program

CL Variables C++ Arguments
DCL VAR(&v) TYPE(*CHAR) LEN(10) VALUE('123.4') "123.4"
DCL VAR(&d) TYPE(*DEC) LEN(10 1) VALUE(123.4) __D("0000000123.40000")
DCL VAR(&h) TYPE(*CHAR) LEN(10) VALUE('Hi') "Hi"
DCL VAR(&i) TYPE(*CHAR) LEN(10) VALUE(Lo) "LO"
DCL VAR(&j) TYPE(*LGL) LEN(1) VALUE('1') "1"

CL variables and numeric literals are not passed to an ILE C++ program with null-terminated strings. Character literals and logical literals are passed as null-terminated strings but are not padded with blanks. Numeric literals such as packed decimals are passed as 15,5 (8 bytes).


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