# Environment Variables in Paraview

**URL:** https://discourse.paraview.org/t/environment-variables-in-paraview/3532
**Category:** Development
**Created:** [February 7, 2020, 7:04pm UTC](https://discourse.paraview.org/t/environment-variables-in-paraview/3532 "2020-02-07T19:04:39Z")
**Posts on this page:** 3
**Page:** 1

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### Author: ![alo\_gon](https://discourse.paraview.org/user_avatar/discourse.paraview.org/alo_gon/32/2426_2.png) [@alo\_gon](https://discourse.paraview.org/u/alo_gon)
#### Post date: [February 7, 2020, 7:04pm UTC](https://discourse.paraview.org/t/environment-variables-in-paraview/3532/1 "2020-02-07T19:04:40Z")

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When the documentation mentions the environment variables, do they refer to the variables that you set in cmake-gui when building the paraview-superbuild?

Example, If I want to have more information for debugging purpose should I do this?

 ![Screen Shot 2020-02-07 at 16.01.28](https://discourse.paraview.org/uploads/default/original/2X/7/7414b17fd23f77b5f7edcb53b9c9c8aecf82217d.png)

Or do they refer to the computer environment variables?

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### Author: ![mwestphal](https://discourse.paraview.org/user_avatar/discourse.paraview.org/mwestphal/32/17_2.png) [@mwestphal](https://discourse.paraview.org/u/mwestphal)
#### Post date: [February 10, 2020, 3:14am UTC](https://discourse.paraview.org/t/environment-variables-in-paraview/3532/2 "2020-02-10T03:14:59Z")

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All these variable, as their name indicate, are environments variables and have noting to do with cmake.

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### Author: ![sharon](https://discourse.paraview.org/letter_avatar_proxy/v4/letter/s/67e7ee/32.png) [@sharon](https://discourse.paraview.org/u/sharon)
#### Post date: [February 10, 2020, 11:39am UTC](https://discourse.paraview.org/t/environment-variables-in-paraview/3532/3 "2020-02-10T11:39:55Z")

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All the variables an also define in cmake build command line