FG

bashrc: how to know X window is available or not?

Fresh3 days ago
Mar 15, 20266285 views
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Problem

There is a part in my , which sets $EDITOR to be gvim. It works fine when I am in X window. However, if I ssh to my workstation (from another workstation) gvim starts to complain "cannot open display". Therefore I wish to put an statement in bashrc, that if X window is available then use gvim, othe…

Error Output

~/.bashrc

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Fix for: bashrc: how to know X window is available or not?

Low Risk

One way to do this tests the existence of the DISPLAY environment variable: In some cases, DISPLAY will be set even though your gvim won't be able to contact the X server. In those cases, use the RunningX program:

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