use-modules, gnc:module-load etc.

[Derek Atkins]

Hi,

Chris Dennis <cgdennis at btinternet.com> writes:

> Hello folks
>
> I've got bogged down while putting the finishing touches to the tax
> invoice report.
>
> I can't work out which other Guile modules need to be included, for
> example to give my gnc-numeric-to-double.  It used to work, but after
> splitting some useful routines into a separate module, it now doesn't.
>
> Looking into the way other reports do it, I find a tangle of
> inter-dependent modules using 'use-modules' or sometimes
> gnc:module-load' etc.
>
> Is there any documentation on 'gnc:module-load'?  When would I use
> that instead of 'use-modules'?  What about 'load-from-path'?

use-modules is for a scheme-only module.

gnc:module-load is for a GNCModule (which usually also includes a scheme
module).  These are generally the swig-wrapped APIs.

> Is there a quick way of determining what I need to use
> gnc-numeric-to-double (which is just a Swig-wrapped C routine).

You'll need to gnc:module-load the engine, or QOF..  Whichever
GNC-module contains the wrapped API.

> cheers
>
> Chris

-derek

-- 
       Derek Atkins, SB '93 MIT EE, SM '95 MIT Media Laboratory
       Member, MIT Student Information Processing Board  (SIPB)
       URL: http://web.mit.edu/warlord/    PP-ASEL-IA     N1NWH
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