Diff for /gforth/gray.fs between versions 1.5 and 1.12

version 1.5, 1995/11/29 20:20:35 version 1.12, 2008/06/14 20:56:10
Line 1 Line 1
 \ recursive descent parser generator )  \ recursive descent parser generator )
   
   \ Copyright (C) 1995,1996,1997,2000,2003,2007 Free Software Foundation, Inc.
 \ Copyright 1990, 1991, 1994 Martin Anton Ertl  \ Copyright 1990, 1991, 1994 Martin Anton Ertl
   
 \     This program is free software; you can redistribute it and/or modify  \ This file is part of Gforth.
 \     it under the terms of the GNU General Public License as published by  
 \     the Free Software Foundation; either version 2 of the License, 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.  
   
 \ ANS FORTH prolog  \ Gforth 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 3
   \ of the License, 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, see http://www.gnu.org/licenses/.
   
   \ ANS FORTH prologue
   
 : defined? ( "word" -- flag )  bl word find nip ;  : defined? ( "word" -- flag )  bl word find nip ;
 defined? WARNINGS 0=  defined? WARNINGS 0=
Line 744  constant nt-syntax-expr Line 746  constant nt-syntax-expr
 : generate-nt \ -- )  : generate-nt \ -- )
 \ generates a call to the code for the rule )  \ generates a call to the code for the rule )
 \ since the code needs not be generated yet, an indirect call is used )  \ since the code needs not be generated yet, an indirect call is used )
  exec postpone literal   exec dup @ if
  postpone @    @ compile,
  postpone execute ;   else
     postpone literal
     postpone @
     postpone execute
    endif ;
   
 : pass2-nt \ -- )  : pass2-nt \ -- )
 \ apart from the usual duties, this pass2 also has to code-nt )  \ apart from the usual duties, this pass2 also has to code-nt )

Removed from v.1.5  
changed lines
  Added in v.1.12


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