Mac - OSX - Admin system - Environment variables
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Howto set shell-environment variables on Mac OSX 10.5 @ Lebenszeichen
Posted on April 12th, 2009 Nattlosx - Setting environment variables in OS X? - Stack Overflow
There are essentially two problems to solve when dealing with environment variables in OS X.
Setting environment variables
Dot files aren't, by default, visible in the finder, so type cd; open .MacOSX in a terminal. If the environment.plist file is there you can open it in the Property List editor with a doubleClick.
OS X: Change your PATH environment variable - Tech-Recipes
When you run a command from a UNIX or UNIX-like shell, the shell looks for the executable file using the directories listed in your PATH variable as a map.
osx - Where does $PATH get set in OS X 10.6 Snow Leopard? - Super User
Otherwise, you can just go to /etc/paths.d and put the file there directly.
Mac OS X: File Path Notations
Mac OS X is a descendant of both unix and previous Mac OS traditions, and has inherited different - and sometimes conflicting - ways of looking at things from both sides. One of these is the way the locations of files are described, generally referred to as file paths (i.e. the path to take to get to the file).How To Edit Your PATH Environment Variables On Mac OS X
If you are new to Mac OS X, you may need to know how to edit your PATH. The good news is that this is an easy task on Mac OS X. The recommended way is by editing your .bash_profile file.
Environment Variables for MacOS X Applications
MacOS X native applications do not see unix environment variables defined in ~/.cshrc or any other of the standard unix configuration files.
how do i add something to PATH in snow leopard? - Ars Technica OpenForum
They're incredibly convenient, particularly if you maintain packages that need to append to such variables and you want to be able to cleanly uninstall such additions.