Note: The code accompanying this article is available for download here.

In bsearch: A Better %LOOKUP, I mentioned that bsearch permits us to do a partial key lookup (i.e., a lookup that is based on just a portion of the search field). Since bsearch performs a binary search, it will not necessarily return the first matching element in the array. If we need to handle all matching elements then we have to be able to locate the first match in the array, and then process subsequent matching elements.

Before we jump into the mechanics of how to do

Note: The code accompanying this article is available for download here.

I like everything to be as simple as possible. Call me parsimonious, but I agree with my friend Cletus the Codeslinger, who says, “When something’s complicated, somebody’s trying to get your money.” One way to simplify CL command prompting is to show relevant parameters only. Here’s how that’s done.

By default, prompting a CL command shows all parameters, even though some of them may not be applicable to what the user is trying to accomplish. The Prompt Control Definition (PMTCTL) keyword allows you to prompt for a parameter

I’m trying to create a QFileSvr.400 link between two of my IBM i machines. I created the link on my local machine just like I’m supposed to. But when I open the link to access AS/400 Integrated File System (AS/400 IFS) objects on my remote machine, it gives me a Not Authorized To Object error. What’s going on here?

–Wil

Background on QFileSvr.400

Before I answer Wil’s question, here’s some background information on the QFileSvr.400 file system. If you’re already familiar with QFileSvr.400, skip ahead to the answers section.

The QFileSvr.400 file system is a unique IBM i machine construct.