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> Date: Wed, 24 Jul 91 16:03:01 EDT
> From: Greg Sylvain (Lib 007a, x3929) <email@example.com>
> Hello all,
> I'm trying to modify the readtable of lisp so that [form] will be
> read as (form) would be, but it doesn't work!!! And I can't figure out why.
> When I do the appropriate commands to set the macro character functions,
> set-macro-character returns t. And if I do a get-macro-character, it
> comes back with the same #<compiled-function XXXXXXXX> numbers for both the
> ( & [ and )&] pairs. Also, the left bracket is translated into a left parens,
> but I can't say the same about the right. Even though I do the same for both.
> If I type a ')', after or in place of a ']', the reader will return.
The function "XXXXXXX" associated with the macro character '(' reads until
it encounters the matching ')'. That's why '[' matches ')', but not ']',
in your case.