Re: [Gcl-devel] reading symbols and numbers from a file

[Camm Maguire]

Greetings!

Robert Dodier <address@hidden> writes:

> Hello,
> 
> I am hoping to find a way to read symbols, numbers, and
> maybe strings from a data file of the form
> 
>   1728 Foo 3.1459 FOO
>   bar  128 9.7 96321
> 
> and so on. The function read folds all symbols into uppercase --
> Foo and foo yield FOO. I would like to find a way to get read
> to invert case.
> 
> In Clisp and CMUCL I can get the desired behavior via
> readtable-case. However the code which works for those two,
> namely (setf (readtable-case local-table) :invert),
> fails with "Cannot expand the SETF form (READTABLE-CASE
> LOCAL-TABLE)" in GCL.
> 
> I am aware that there has been some work on readtable-case
> in GCL recently. Be that as it may, I need something that 
> works for previous revisions (let's say anything in the past
> 2 years) as well.
> 

Do you mean you need a readtable-case for the 2.6.x series?

Take care,


> The larger goal here is to write a function which loads
> a data file organized into rows and columns. If someone has
> already written such a function for GCL, I would be 
> interested to hear about it.
> 
> Thanks for any light you can shed on this problem.
> 
> Robert Dodier
> 
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-- 
Camm Maguire                                            address@hidden
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