Overview DVTOC – ISPF VTOC DSN Search Utility for MVS38J / Hercules(current version 1.0.03 2024-01-16) On Windows or Linux, one can easily and conveniently use the DIR or LS CLI command to obtain a list of files and folders resident on your system (i.e. series of online disk drives). On MVS 3.8J (public domain version), if using RPF, option 3.4…
Category: TSO
ISPOPT5 in MVS38J
Overview If you have experienced the ISPF-like product from Wally Mclaughlin, you not only get a nostalgic feel but the actuality of an ISPF environment on your MVS 3.8J system running under the Hercules emulator. As you traverse the ISPF menu, you will notice some voids as this product is continually under development by a single person team, Wally! Of…
FINDSRCH in MVS38J
Update: Thanks to Ron Lucas, version V0R9M11 includes missing ISPF CLIST, C$FNDSRH. Overview FINDSRCH – ISPF Find/Search Utilities for MVS38J / Hercules(current version 0.9.11 2022-02-14) After installing MVS38J on my personal computer with Hercules, this legacy operating system provides a nice nostalgic development and computing environment similar to one from our days as software developers, systems programmers, operators or other…
DSCOPY in MVS38J
Overview Copying DASD datasets is a common task – whether creating a backup copy of a data set or creating a new data set from an existing data set to change allocations due to data set growth (i.e. PDS directory space). As a programmer in my early years, I remember copying PDS datasets using the following steps under ISPF: Using…
Demo MVS38J System
Overview Demo MVS SystemUpdated: 2025/02/17 2023/10/24 In the interest of providing direct access to my personal MVS38J community software contributions, I wanted to offer real-time access to my software functions to facilitate a ‘test drive’ experience for potential and interested community members before downloading and installing my packaged software onto your system. Therefore,…
CCOMPR in MVS38J
Update: Thanks to Rob Prins and Marco Verpelli, version V0R9M01 includes more information regarding ZEBCOMPR, specifically for MVS38J. No functional changes to CCOMPR, only documentation updates and additions. The documentation changes are also reflected on this post in the help panel content HCOMPR and readme scrollable file under Installing CCOMPR Software section below. Overview The MVS38J public domain OS is a…
DALCDS in MVS38J
DALCDS – Display TSO Allocations Utility for MVS38J / ISPF v 2.x / Hercules(current version 1.2.02 2024-05-01) Many file allocation listing type CPs can be found on the CBT website or various technical journals. DALCDS displays allocated datasets for the current TSO session on a ISPF panel display. DALCDS is written in assembler (IFOX00) using ISPF 2.1 (product from Wally…
CHKDSN in MVS38J
Overview CHKDSN – Check for DSN Utility for MVS 3.8J TSO / ISPF / Hercules(current version 1.0.02 2024-07-01) Sometimes it is necessary to immediately (in real-time) determine if a dataset (DSN) exists, whether on the system catalog and VTOC or VTOC only. In other words, check for the presence of a cataloged or uncataloged DSN. Under TSO, the SYSDSN function…
CUTIL00 for MVS 3.8J
Overview CUTIL00 – CLIST Variable Utility for MVS38J / Hercules(current version 1.1.09 2024-04-15) In MVS38J TSO, CLIST commands are limited compared to current TSO systems, naturally! CUTIL00 attempts to fill some of those gaps by providing new functions for CLIST development with a single utility command with 2-3 parameters to service a specific function request via a single CLIST statement.…
ISPF Option 6 in MVS38J
Overview Using ISPF 2.x (Wally Mclaughlin’s ISPF-like product), Option 6 is a common panel utilized to execute TSO commands under ISPF on your Hercules/MVS 3.8J system. Simply, type the command plus any parameters (if any), and press ENTER. While developing CLISTs , especially one with two or three parameters where one parameter is a dataset name, retyping that command for…