[gambit-list] Telling whether a file has been loaded, or a function defined?
Bradley Lucier
lucier at math.purdue.edu
Wed Mar 4 01:13:05 EST 2015
Sorry, I wasn't thinking, there's a much cleaner solution. Never mind.
Brad
> On Mar 4, 2015, at 12:19 AM, Bradley Lucier <lucier at math.purdue.edu> wrote:
>
> Marc:
>
> I've got ##wr-meroon going pretty well, but if Meroon isn't loaded, then I get the following warnings when I use certain Meroon functions (obviously):
>
> *** WARNING -- "Class-fields" is not defined,
> *** referenced in: ("/home/lucier/Downloads/gambit/lib/_gambc.c")
> *** WARNING -- "Class-name" is not defined,
> *** referenced in: ("/home/lucier/Downloads/gambit/lib/_gambc.c")
> *** WARNING -- "Field-name" is not defined,
> *** referenced in: ("/home/lucier/Downloads/gambit/lib/_gambc.c")
> *** WARNING -- "Mono-Field?" is not defined,
> *** referenced in: ("/home/lucier/Downloads/gambit/lib/_gambc.c")
> *** WARNING -- "field-defined?" is not defined,
> *** referenced in: ("/home/lucier/Downloads/gambit/lib/_gambc.c")
> *** WARNING -- "field-length" is not defined,
> *** referenced in: ("/home/lucier/Downloads/gambit/lib/_gambc.c")
> *** WARNING -- "field-value" is not defined,
> *** referenced in: ("/home/lucier/Downloads/gambit/lib/_gambc.c")
> *** WARNING -- "object->class" is not defined,
> *** referenced in: ("/home/lucier/Downloads/gambit/lib/_gambc.c")
>
> I figure I can get around this by defining non-block dummy procedures for these Meroon-defined functions that will be replaced when Meroon is loaded. Perhaps you have a better solution.
>
> But is it possible to tell dynamically whether Meroon (or _meroon.o1, or whatever) has been loaded?
>
> Brad
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