version 1.1, 1997/07/06 14:15:10
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version 1.6, 2003/08/25 14:17:43
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\ chains.fs execution chains for gforth 21jun97jaw |
\ chains.fs execution chains for gforth 21jun97jaw |
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\ Copyright (C) 1998,2000,2003 Free Software Foundation, Inc. |
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\ This file is part of Gforth. |
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\ Gforth is free software; you can redistribute it and/or |
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\ modify it under the terms of the GNU General Public License |
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\ as published by the Free Software Foundation; either version 2 |
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\ of the License, or (at your option) any later version. |
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\ This program is distributed in the hope that it will be useful, |
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\ but WITHOUT ANY WARRANTY; without even the implied warranty of |
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\ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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\ GNU General Public License for more details. |
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\ You should have received a copy of the GNU General Public License |
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\ along with this program; if not, write to the Free Software |
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\ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. |
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0 [IF] |
0 [IF] |
This defines execution chains. |
This defines execution chains. |
The first application for this is building initialization chains: |
The first application for this is building initialization chains: |
Line 16 You can add a word to the list with "' m
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Line 34 You can add a word to the list with "' m
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execute all the code with "foo8 chainperform". |
execute all the code with "foo8 chainperform". |
[THEN] |
[THEN] |
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has? cross |
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[IF] e? compiler |
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[ELSE] true |
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[THEN] |
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[IF] \ only needed with compiler |
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[IFUNDEF] linked |
[IFUNDEF] linked |
: linked here over @ a, swap ! ; |
: linked here over @ a, swap ! ; |
[THEN] |
[THEN] |
Line 25 execute all the code with "foo8 chainper
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Line 50 execute all the code with "foo8 chainper
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: chained ( xt list -- ) \ gforth |
: chained ( xt list -- ) \ gforth |
linked , ; |
linked , ; |
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[THEN] |
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: chainperform ( list -- ) \ gforth |
: chainperform ( list -- ) \ gforth |
BEGIN @ dup WHILE dup cell+ perform REPEAT drop ; |
BEGIN @ dup WHILE dup cell+ perform REPEAT drop ; |
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