File:  [gforth] / gforth / Attic / special.fs
Revision 1.3: download - view: text, annotated - select for diffs
Mon Aug 26 10:07:21 1996 UTC (25 years, 2 months ago) by anton
Branches: MAIN
CVS tags: v0-2-1, v0-2-0, HEAD
' and ['] now deliver an error for compile-only words.
renamed special- words into interpret/compile- words.
refactored some of the recent changes.
adapted see to the changes
added way to make a word that defines words with differring
 interpretation and compilation code.

    1: \ words with non-default and non-immediate compilation semantics
    2: 
    3: \ Copyright (C) 1996 Free Software Foundation, Inc.
    4: 
    5: \ This file is part of Gforth.
    6: 
    7: \ Gforth is free software; you can redistribute it and/or
    8: \ modify it under the terms of the GNU General Public License
    9: \ as published by the Free Software Foundation; either version 2
   10: \ of the License, or (at your option) any later version.
   11: 
   12: \ This program is distributed in the hope that it will be useful,
   13: \ but WITHOUT ANY WARRANTY; without even the implied warranty of
   14: \ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   15: \ GNU General Public License for more details.
   16: 
   17: \ You should have received a copy of the GNU General Public License
   18: \ along with this program; if not, write to the Free Software
   19: \ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
   20: 
   21: \ this file comes last, because these words override cross' words.
   22: 
   23: create s"-buffer /line chars allot
   24: :noname    [char] " parse
   25:     /line min >r s"-buffer r@ cmove
   26:     s"-buffer r> ;
   27: :noname    [char] " parse postpone SLiteral ;
   28: interpret/compile: S" ( compilation 'ccc"' -- ; run-time -- c-addr u )	\ core,file	s-quote
   29: 
   30: :noname    ' >body ! ;
   31: :noname    ' >body postpone ALiteral postpone ! ;
   32: interpret/compile: IS ( addr "name" -- ) \ gforth
   33: 
   34: ' IS Alias TO ( addr "name" -- ) \ core-ext
   35: immediate
   36: 
   37: :noname    ' >body @ ;
   38: :noname    ' >body postpone ALiteral postpone @ ;
   39: interpret/compile: What's ( "name" -- addr ) \ gforth
   40: 
   41: :noname    [char] " parse type ;
   42: :noname    postpone (.") ,"  align ;
   43: interpret/compile: ." ( compilation 'ccc"' -- ; run-time -- )  \ core	dot-quote
   44: 
   45: \ DOES>                                                17mar93py
   46: 
   47: :noname
   48:     align dodoes, here !does ]
   49:     defstart :-hook ;
   50: :noname
   51:     ;-hook postpone (does>) ?struc dodoes,
   52:     defstart :-hook ;
   53: interpret/compile: DOES>  ( compilation colon-sys1 -- colon-sys2 ; run-time nest-sys -- ) \ core	does
   54:     
   55: 

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