CRE Programmer's Guide

Contents

Common Run-Time Environment (CRE) Programmer’s Guide—528146-004

5. Using the Common Language Utility (CLU)

Library

5. Using the Common Language Utility (CLU) Library

What Is the CLU Library? 5-1

Compiling and Binding or Linking Programs That Use the CLU Library 5-2

Creating Processes 5-2

Locating and Identifying File Connectors 5-2

Using the Saved Message Utility Functions 5-2

Services Provided by the Saved Message Utility 5-4

Content of Messages 5-6

Using SMU Routines to Manipulate Messages 5-7

Using the environ Array 5-9

6. CRE Service Functions

Environment Functions 6-1

CRE_Getenv_ 6-1

CRE_Putenv_ 6-2

File-Sharing Functions 6-4

CRE_File_Close_ 6-5

CRE_File_Control_ 6-6

CRE_File_Input_ 6-8

CRE_File_Message_ 6-9

CRE_File_Open_ 6-11

CRE_File_Output_ 6-20

CRE_File_Retrycheck_ 6-22

CRE_File_Setmode_ 6-23

CRE_Hometerm_Open_ 6-24

CRE_Log_Message_ 6-25

CRE_Spool_Start_ 6-27

$RECEIVE Functions 6-30

CRE_Receive_Open_Close_ 6-31

CRE_Receive_Read_ 6-38

CRE_Receive_Write_ 6-41

CRE_Terminator_ 6-42

Exception-Handling Functions 6-44

CRE_Log_GetPrefix_ 6-45

CRE_Stacktrace_ 6-45

7. Math Functions

Arithmetic Overflow Handling 7-1

Standard Math Functions 7-1