--- On Mon, 5/9/11, Mikael mikael.rcv@gmail.com wrote:
From: Mikael mikael.rcv@gmail.com Subject: Re: [gambit-list] Determine if symbol is bound To: "William James" w_a_x_man@yahoo.com, gambit-list@iro.umontreal.ca Date: Monday, May 9, 2011, 9:42 AM
I advise you to go back to your intent that leads you to want to do >this, and revise what you do to fulfill it.
Probably you can achieve what you thought you'd do this way, some other >way that's much better. (Better in the sense that you don't need to make >scope, module or Scheme system-specific hacks to make it go around.) Not >keeping state in globals for instance, can be part of the solution.
I want to approximate what = does in Arc. http://files.arcfn.com/doc/assignment.html#= "with" is similar to "let" in Scheme.
arc> (with (b 2) (= a 'aaa b 'bbb)) bbb arc> a aaa arc> b Error: "reference to undefined identifier: _b"