O'Reilly logo

Solaris™ 8 Advanced System Administrator's Guide, Third Edition by Janice Winsor

Stay ahead with the world's most comprehensive technology and business learning platform.

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, tutorials, and more.

Start Free Trial

No credit card required

Environment Variables

Environment variables are often used to define initialization options such as the default login shell, user login name, search path, and terminal settings. Some environment variables are set for you each time you log in. You can also create your own variables and assign values to them. By convention, environment variable names are in capital letters.

Environment variables are passed on from parent to child processes. For example, an environment variable set in a shell is available to any program started in that shell, to any additional program started by the initial program, and so on. In other words, environment variables are inherited from parent to child, from child to grandchild, and so on. They are not inherited backward ...

With Safari, you learn the way you learn best. Get unlimited access to videos, live online training, learning paths, books, interactive tutorials, and more.

Start Free Trial

No credit card required