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- /* eval.h -- UMB Scheme, eval interface
-
- UMB Scheme Interpreter $Revision: 2.12 $
- Copyright (C) 1988, 1991 William R Campbell
-
- This program is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published by
- the Free Software Foundation; either version 1, or (at your option)
- any later version.
-
- This program is distributed in the hope that it will be useful,
- but WITHOUT ANY WARRANTY; without even the implied warranty of
- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- GNU General Public License for more details.
-
- You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-
- UMB Scheme was written by Bill Campbell with help from Karl Berry,
- Barbara Dixey, Ira Gerstein, Mary Glaser, Kathy Hargreaves, Bill McCabe,
- Long Nguyen, Susan Quina, Jeyashree Sivasubram, Bela Sohoni and Thang Quoc Tran.
-
- For additional information about UMB Scheme, contact the author:
-
- Bill Campbell
- Department of Mathematics and Computer Science
- University of Massachusetts at Boston
- Harbor Campus
- Boston, MA 02125
-
- Telephone: 617-287-6449 Internet: bill@cs.umb.edu
-
- */
-
- typedef enum
- {
- EVAL_EXPRESSION, EVAL_APPLY, EVAL_ARGUMENTS,
- STACK_ARGUMENT, PERFORM_APPLICATION, EVAL_DEFINITION,
- EVAL_CONDITIONAL, EVAL_SEQUENCE, EVAL_ASSIGNMENT,
- RETURN, APPLICATION_COMPLETE, OVERWRITE_PROMISE
- } ELabel;
-
- Import void Eval();
- Import void Self_Eval();
-
- Import void Apply_Eval();
- Import void Lambda_Eval();
- Import void Conditional_Eval();
- Import void Assignment_Eval();
- Import void Definition_Eval();
- Import void Macro_Call_Eval();
- Import void Sequence_Eval();
- Import void Delay_Eval();
- Import void State_Frame_Eval();
- Import void Variable_Eval();
-