Current Library

The current library (*CURLIB) is the first user library that is searched before the rest of the user libraries in the list when the system looks for an object. If a user does not specify a library name when requesting an operation on an object, the libraries in the library list are searched for the […]

Using the SEU Editor

The IBM AS/400 provides an integrated set of Application Development Tools (ADT) to design, develop and maintain applications. One such tool is the Programming Development Manager (PDM) that offers the following: Integrated application development environment. List-oriented selection of items for development or maintenance. Extendable interface to tools through user-defined options. Another tool is the Source […]

Program Development Manager (PDM)

Programs are created from source statements. On the AS/400, source statements are entered using PDM, the Program Development manager. Technically, PDM uses the Source Entry Utility (SEU) as the editor. But you don’t have to think of SEU as something different from PDM. PDM provides a way to enter program source statements and then to […]

Library List

A library list is similar in concept to the “PATH” in Unix and MS-DOS. It specifies which libraries are to be searched and the order in which they are searched when the system looks for an object. A library list is identified by the value *LIBL. A default library list is automatically created by OS/400 […]

Create Library and Source Physical Files

Although most system functions can be invoked directly by using CL commands, it is generally easier for novice users to take menu paths to describe the task to perform and then let the system choose for appropriate command. For example, let’s use the menu path to create a library. If you entered a 4 (for […]