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From: Neil Jerram <neil@ossau.uklinux.net>
Cc: guile-user@gnu.org
Subject: Re: Making the -e option compatible with new versions of Guile 1.4
Date: Mon, 17 Jan 2005 19:32:51 +0000	[thread overview]
Message-ID: <41EC12E3.4030605@ossau.uklinux.net> (raw)
In-Reply-To: <lj8y6suglp.fsf@troy.dt.e-technik.uni-dortmund.de>

Marius Vollmer wrote:
> 
> Hmm, I don't think we should extend @ or @@ to do this.  Lexical
> variables are different from global ones: they only exist within a
> given environment and you need to specify that environment when
> accessing them.  @ and @@ can not specify this environment. [...]
 > Which procedure should this refer to?  Every call to xxx creates a new
> procedure named 'internal-proc'.

Ahem; yes, that's a pretty fundamental problem, isn't it.  I feel quite 
embarassed not to have realized this!

Thanks for pointing it out.

 > Hmm, yes, in a debugger, your syntax could refer to all procedures
 > every created.

Hmm - not sure what you mean here by "all procedures".

 >  So it could be part of the syntax of the debugger.

Yes - I'll give it some thought.  It's pretty clear what someone would 
mean by "setting a breakpoint on internal-proc", but we need to think of 
a way of saying this that works for more general local environment 
situations as well.

	Neil


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  reply	other threads:[~2005-01-17 19:32 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2005-01-14 16:33 Making the -e option compatible with new versions of Guile 1.4 Marius Vollmer
2005-01-14 23:39 ` Neil Jerram
2005-01-17 17:10   ` Marius Vollmer
2005-01-17 19:32     ` Neil Jerram [this message]
2005-01-17 19:43       ` Marius Vollmer
2005-01-17 22:28         ` Neil Jerram

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