Annotation of gforth/struct0x.fs, revision 1.1
1.1 ! anton 1: \ implementation of Forth 200x structures
! 2:
! 3: \ Copyright (C) 2007 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., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
! 20:
! 21: : +field ( n1 n2 "name" -- n3 ) \ X:structures plus-field
! 22: over if
! 23: (field) over ,
! 24: else
! 25: create dozerofield
! 26: then
! 27: + ;
! 28:
! 29: : begin-structure ( "name" -- struct-sys 0 ) \ X:structures
! 30: 0 value lastxt >body 0 ;
! 31:
! 32: : end-structure ( struct-sys +n -- ) \ X:structures
! 33: swap ! ;
! 34:
! 35: : cfield: ( u1 "name" -- u2 ) \ X:structures
! 36: 1 +field ;
! 37:
! 38: : field: ( u1 "name" -- u2 ) \ X:structures
! 39: aligned cell +field ;
! 40:
! 41: : 2field: ( u1 "name" -- u2 ) \ gforth
! 42: aligned 2 cells +field ;
! 43:
! 44: : ffield: ( u1 "name" -- u2 ) \ X:structures
! 45: faligned 1 floats +field ;
! 46:
! 47: : sffield: ( u1 "name" -- u2 ) \ X:structures
! 48: sfaligned 1 sfloats +field ;
! 49:
! 50: : dffield: ( u1 "name" -- u2 ) \ X:structures
! 51: dfaligned 1 dfloats +field ;
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