On 2010-01-05 15:35-0800 David MacMahon wrote:

>> What's the purpose of this variable?
>
> It is used to specify a "default" driver that will be used if no
> other driver is specified.  If it is not defined and no driver is
> specified, then the user is prompted with a driver list.
>
> For example, if I like using the xcairo driver, I could do...
>
> export PLPLOT_DEV=xcairo
>
> ...and then I wouldn't need to pass "-dev xcairo" on each command
> line to use xcairo, but I could pass "-dev xxx" if I wanted to use a
> different driver.
>
> IMHO, it's a harmless convenience.

That feature does appear to be useful, and I would be happy to receive a
patch implementing that.

Alan
__________________________
Alan W. Irwin

Astronomical research affiliation with Department of Physics and Astronomy,
University of Victoria (astrowww.phys.uvic.ca).

Programming affiliations with the FreeEOS equation-of-state implementation
for stellar interiors (freeeos.sf.net); PLplot scientific plotting software
package (plplot.org); the libLASi project (unifont.org/lasi); the Loads of
Linux Links project (loll.sf.net); and the Linux Brochure Project
(lbproject.sf.net).
__________________________

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