Steps to update a basic installation of XL C/C++ V8.0

You can use the xlc_install utility to update XL C/C++ V8.0 when all the following conditions have been met:

  1. Issue the following command:
     # cd /home/root/update/xlc/mmmYYYY
    where mmmYYYY is the month and year of the PTF shipment date. (For example, jun2005 indicates a shipment date in June of 2005.)
  2. Issue the following command:
     # ./xlc_install -U 
  3. Complete the following steps from the xlc_install utility:
    1. Confirm that you want to proceed with uninstalling the outdated packages.
    2. Accept the licensing agreement and licensing information.
    3. Optional: Create symbolic links for the compiler invocations of XL C/C++ V8.0 in the /usr/bin/ directory.
      Note:
      An alternative to this step is to add the path that contains the compiler invocations to the PATH environment variable. See Setting the PATH environment variable to include the path to the XL C/C++ V8.0 invocations.
    When the update has been applied successfully, the xlc_install utility should generate the following message:
    IBM XL C/C++ Advanced Edition for Linux has been successfully installed. 
    To learn about setting up your environment with XL C/C++, 
    refer to the XL C/C++ Advanced Edition V8.0 for Linux Installation Guide.
    This message indicates that the following has taken place:
  4. If you customized the previously generated configuration file, manually edit /etc/opt/ibmcmp/vac/8.0/vac.cfg to replicate those changes in the newly generated configuration file.