Fw: [plt-scheme] Redefining function from scheme/base

Works for 4.0 too.
Notice however that you cannot redefined variables that are loaded by an 
explicit require-form.
Jos

----- Original Message ----- 
From: "Jos Koot" <jos.koot at telefonica.net>
To: "Mark Engelberg" <mark.engelberg at gmail.com>; "pltscheme" 
<plt-scheme at list.cs.brown.edu>
Sent: Thursday, June 12, 2008 3:28 PM
Subject: Re: [plt-scheme] Redefining function from scheme/base


> You are probably using an outdated subversion.
> #lang scheme
> (define add1 sub1)
> (add1 3)
>
> Welcome to DrScheme, version 3.99.0.26-svn8jun2008 [3m].
> Language: Module custom.
> 2
>>
>
> Jos
>
> ----- Original Message ----- 
> From: "Mark Engelberg" <mark.engelberg at gmail.com>
> To: "pltscheme" <plt-scheme at list.cs.brown.edu>
> Sent: Thursday, June 12, 2008 8:13 AM
> Subject: [plt-scheme] Redefining function from scheme/base
>
>
>> I'd like to redefine real->decimal-string in a module, and provide the
>> redefinition to other modules, but I'm not sure how to do this.
>>
>> I'm using the module language, with #lang scheme at the top, and I get
>> the "module: identifier is already imported in: real->decimal-string"
>> error when I try to redefine.
>>
>> It looks liike real->decimal-string comes from the scheme/base module,
>> but I'm not explicitly requiring it... it's just automatically
>> included as part of the scheme language.  So how do I redefine this,
>> and once I succeed at doing this, how do the consumer modules choose
>> my redefinition over the base version?
>>
>> Thanks,
>>
>> Mark
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