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Re: [Gcl-devel] Interfacing C libraries and lisp.


From: Conan
Subject: Re: [Gcl-devel] Interfacing C libraries and lisp.
Date: Wed, 12 Jun 2002 09:13:23 -0700 (PDT)

Thanks, that helps quite a bit!  But I do need other libraries, if you
could find out how to add extra libraries it would be a huge help.

Conan K Woods
address@hidden

On 11 Jun 2002, Camm Maguire wrote:

> Greetings!  Maybe try this, with your code in ff.lsp:
> 
> 
> >(compile-file "ff.lsp")
> 
> Compiling ff.lsp.
> End of Pass 1.  
> End of Pass 2.  
> OPTIMIZE levels: Safety=0 (No runtime error checking), Space=0, Speed=3
> Finished compiling ff.lsp.
> #p"ff.o"
> 
> >(load "ff.o")
> 
> Loading ff.o
> start address -T 832c234 Finished loading ff.o
> 88
> 
> >(foobar "hello world")
> hello world
> NIL
> 
> -lc is linked into gcl already.  If you need another lib, let me know
>  and I'll dig through the docs -- there is some lisp variable which
>  adds libaries to the command line.
> 
> take care,
> 
> 
> Conan <address@hidden> writes:
> 
> > Hi, I hope this is the correct list to post this on.
> > 
> > I have been having a heck of a time interfacing C and lisp using gcl.  I
> > am attempting to call a few opengl routines from gcl.  I would be happy if
> > I could even call printf from gcl, so lets use that as an example. 
> > 
> > (defentry foobar (string) (void "printf"))
> > 
> > The way I understand it, this creates a lisp function that calls the c
> > function printf, which returns void and takes a string argument.
> > 
> > I believe this function has to be compiled somehow, but I am not entirely
> > clear on this.
> > 
> > The biggest issue I have is how to actually load the library that contains
> > printf, or whatever other functions I happen to need.
> > 
> > 
> > I am running gcl 2.5 using Debian GNU/Linux.
> > 
> > Anybody have any advice?  I have found hardly any documentation to help me
> > with this.
> > 
> > Conan K Woods
> > address@hidden
> > 
> > 
> > _______________________________________________
> > Gcl-devel mailing list
> > address@hidden
> > http://mail.gnu.org/mailman/listinfo/gcl-devel
> > 
> > 
> 
> -- 
> Camm Maguire                                          address@hidden
> ==========================================================================
> "The earth is but one country, and mankind its citizens."  --  Baha'u'llah
> 




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