Re: gEDA-user: How do I reference a shell variable from guile script?

[Dave N6NZ <n6nz@xxxxxxxx>]

On Apr 7, 2010, at 11:05 AM, John Doty wrote:

> 
> On Apr 7, 2010, at 11:49 AM, Dave N6NZ wrote:
> 
>> Suppose I want to build a path like: $HOME/<path>/gedasymbols to pick up component libraries, without unrolling $HOME into a hard path in a (define..) -- how do I get guile to pick up the value of $HOME from the shell, and then get it pasted into the rest of the stuff?
> 
> Use ${HOME}. Here's a related (working) example from one of my projects:
> 
> (component-library "${EDCCD_DEV}/hardware/symbols/EDCCD")

Perfect!  No amount of googling brought up a simple syntax example like that.

Thanks,
  -dave



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