Of possible interest for any OS/2 users here. See the post by an IBM employee https://www.quora.com/How-did-OS-2-compare-to-Windows -- Phil Burton Palo Alto, CA

Is it even possible to call Windows APIs from IS PL/1 running on Linux? https://learn.microsoft.com/en-us/windows/win32/apiindex/windows-api-list Phil Burton -- Phil Burton Palo Alto, CA

I am trying to extract just the ASCII text and TAB and CR/NL characters from approximately 9000 docs created with a long, long lost word processor, DOS or very early Windows. MS Word cannot import the

Only dead links that turn up for a program to “format” or “pretty print” PL/1. Does anyone have such a program, either PL/1 source or a binary running under Windows? Phil Burton -- Phil Burton Palo Al

Does anyone have a link to download this manual? I saw a reference to this manual in the Iron Spring PL/1 documentation, I think, but I could not find it in a search. Phil Burton -- Phil Burton Palo A

I was wondering how much the membership of this group overlaps with the pl1f-and-mvs38j group. I'm asking because the latter group has many more members. If I have a general PL/1 question, not specifi

Hi all. I was a heavy PL1 user back in my university and early career, on IBM mainframes. However, my career evolved in a different direction and haven’t touched any code for many years. Now that I am

A while ago I started a blog about the interesting byways I've taken and discoveries I'm making about PL/I. Originally I was using Google Blogger, but Google was having problems indexing it, so I'm mo

*1 Feb, 2023: Iron Spring PL/I compiler 1.0.0 released* The major new feature in this release is support for self-defining structures (REFER attribute). The array builtins SUM, PROD, and POLY have bee

After trying to run plic under the Ubuntu WSL on Win10-64, I moved the downloaded version of the plic distribution to an instance of Ubuntu 20.04 running under Virtualbox 6 on my Win10 machine (transf

At one time, wasn't there a web site that offered the PL/I mappings to the C TCP/IP network services, so that TCP/IP servers could be written in PL/I? Or am I thinking of something else here? Many tha

I submitted this error in an email to 'bugs@...' but have not received a reply yet. I have downloaded the latest Iron Spring PLI compiler for Linux (pli-0.9.10e.tgz) and have installed it in my Ubuntu

Since it has been several months since version 0.9.10e was released I thought it time for a quick status update. Although no progress has been visible we have been working hard behind the scenes on ve

Hello, all. I am trying to use a basic C-based library (dislin) from PL/I. I have converted all of the C call templates to the PL/I equivalent. An example: C: void scrmod (const char *cmode); PL/I: de

Hello, all. I am trying to use a C-coded graphics library (DISLIN, https://www.dislin.de/) from PL/I. One of the things that the library expects are character strings that are null terminated. Because

Just for fun, here are the current line counts for the compiler and the preprocessor: total lines 131354 blank lines 9428 comments 33881 code lines 88045 Currently the compiler still contains tons of

Noob here! Reading: "PLI-Primer_1965" Do I understand correctly that constants are not immutable like in most newer languages? A literal 3.141593 is a constant. Assigning that value to PI - a variable

15 May, 2022: Iron Spring PL/I compiler 0.9.10e released This version adds builtins CENTERLEFT, CENTERRIGHT, LEFT, and RIGHT from IBM Enterprise PL/I. It also adds the builtins ACOS and ATANH to compl

The field I planted my Language Features Discussion of data directed I/O , areas and offsets, etc. has lain fallow for quite a while now. An executive overview of the previous posts is that native are

5 May, 2022: Beta version 0.1.5 of the Iron Spring PL/I Preprocessor released. Modifications in this version are largely in improvements to the input scanner and text storage. Other enhancements inclu