[GRASS-dev] making a GRASS script go superuser and asking you a password before running its command

Glynn Clements glynn at gclements.plus.com
Mon May 21 14:42:51 EDT 2007

Yann wrote:

> Can anybody help/suggest:
> While making a script to install GRASS Extensions, i run into a problem.
> GEM needs root access to complete its task.

Then the user should run the script as root.

> Is there a way to get the script to ask the user for the password and process 
> under root permission?

Use sudo or "su -c".

Note that if you're relying upon $LD_LIBRARY_PATH to find GRASS
libraries, sudo/su will reset it. You can use $GISBASE/etc/grass-run.sh
to execute a command with LD_LIBRARY_PATH restored.

Glynn Clements <glynn at gclements.plus.com>

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