If you are installing an update to XL C/C++, you must first determine whether the compiler has been installed to a default or non-default directory, and then follow the recommended steps for updating that installation type.
If the compiler has been installed to the default directory, /usr/vacpp/, you must follow the steps outlined in the following table, Table 1.
| Task | For more information, see . . . |
|---|---|
| Become either the root user or a user with administrator privileges. | Documentation supplied with the operating system. |
| Ensure that all the system prerequisites are met. | System prerequisites |
| Download, uncompress, and unpack the PTF package. | Preparing a PTF package for installation |
| Generate a .toc file. | Preparing a PTF package for installation |
| Use SMIT or the installp command to install PTFs, using the default paths. | |
| Confirm that the compiler packages were successfully installed, and test the installation. | Checking compiler and fileset information, Testing the installation |
If the compiler has been installed to any directory other than /usr/vacpp/, you must follow the steps outlined in the following table, Table 2.
| Task | For more information, see . . . |
|---|---|
| Become either the root user or a user with administrator privileges. | Documentation supplied with the operating system. |
| Ensure that all system prerequisites are met. | System prerequisites |
| Download, uncompress, and unpack the PTF package. | Preparing a PTF package for installation |
| Generate a .toc file. | Preparing a PTF package for installation |
| Install any PTF updates to the vacpp.ndi fileset using SMIT or installp. | |
| Use the non-default installation script to install further updates. | Updating an advanced installation using vacppndi |
| Confirm that the compiler packages were successfully installed, and test the installation. | Checking compiler and fileset information, Testing the installation |