===========================================================================
* IBM Open XL Fortran for Linux on Power 17.1.1
* Runtime Environment Component
* 5765-J21; 5725-C75
* 
* Copyright IBM Corp. 2022
* Licensed Materials - Property of IBM
* 
* US Government Users Restricted Rights - Use, duplication or
* disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
*
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* 
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*
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* marks of others.
===========================================================================

This README file contains information about the Runtime Environment
Component for use with applications developed using the IBM® Open XL Fortran
for Linux® on Power® 17.1.1 compiler or its predecessors.

Terms and conditions
====================
By downloading, installing, copying, accessing, or using this software you
agree to the terms and conditions outlined in the License Agreement. Review
the License Agreement and License Information documents before proceeding
with the download and install.


System Prerequisites
====================
o Operating system:
  Linux distributions that run on Power servers:
  -  Red Hat Enterprise Linux (RHEL) 8.4, 8.6, 9.0
  -  Ubuntu Server 20.04, 22.04
  -  SUSE Linux Enterprise Server (SLES) 15 SP3

o Hardware:
  You can use any of the IBM Power servers that support the above Linux
  distributions. For a complete list of the supported servers, see IBM Power
  servers (https://www.ibm.com/it-infrastructure/power). 


Installation instructions
=========================

Note: The "addons" tarball includes:
  -  the static libraries for linking object code without a compiler
  -  optional developer tools
  -  Runtime Environment packages

      If you only need to run applications built with the XL or Open XL
      compilers, install only the Runtime Environment packages.

To install this software, complete the following steps:

1. Download, and extract the packages. For example:

   tar -zxvf <filename>.tar.gz

2. Install the packages using the following command:

   ./install

Note: The packages can also be installed using apt-get, yum, and zypper.
      See http://www.ibm.com/support/docview.wss?uid=swg21688903
      for details.


Uninstallation instructions
===========================

  Uninstall the "addons" packages by running:

    On SLES and RHEL:
    rpm -e libxlf-devel.17.1.1 libxlsmp-devel.5.1.1 openxlf-tools.17.1.1

    On Ubuntu:
    dpkg -P libxlf-devel.17.1.1 libxlsmp-devel.5.1.1 openxlf-tools.17.1.1

  Uninstall the runtime environment by running:

    On SLES and RHEL:
    rpm -e libxlf libxlsmp

    On Ubuntu:
    dpkg -P libxlf libxlsmp


In cases where a package is required by other installed packages, that
package might not uninstall.

Note:
------
The IBM Open XL Fortran for Linux on Power 17.1.1, Runtime Environment
Component is not supported as a stand-alone software product. If you
suspect a problem with the Runtime Environment Component while using it
with a third-party application, contact your application provider for
support. Full support (installation, defect support and general questions)
for the Runtime Environment Component is available with the software
subscription and support agreement for the Open XL Fortran for Linux on
Power compilers. A suitable test case is required for defect support.


Providing feedback
==================
IBM welcomes your feedback. Send comments to: compinfo@cn.ibm.com
