version 1.11, 1995/10/16 18:33:07
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version 1.13, 1995/11/29 20:20:35
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\ EXTEND.FS CORE-EXT Word not fully tested! 12may93jaw |
\ EXTEND.FS CORE-EXT Word not fully tested! 12may93jaw |
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\ Copyright (C) 1995 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., 675 Mass Ave, Cambridge, MA 02139, USA. |
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\ May be cross-compiled |
\ May be cross-compiled |
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decimal |
decimal |
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Line 129 decimal
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\ SOURCE-ID SAVE-INPUT RESTORE-INPUT 11jun93jaw |
\ SOURCE-ID SAVE-INPUT RESTORE-INPUT 11jun93jaw |
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: source-id ( -- 0 | -1 | fileid ) \ core-ext source-i-d |
: source-id ( -- 0 | -1 | fileid ) \ core-ext source-i-d |
loadfile @ dup 0= IF drop loadline @ 0 min THEN ; |
loadfile @ dup 0= IF drop sourceline# 0 min THEN ; |
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: save-input ( -- x1 .. xn n ) \ core-ext |
: save-input ( -- x1 .. xn n ) \ core-ext |
>in @ |
>in @ |
loadfile @ ?dup |
loadfile @ ?dup |
IF dup file-position throw loadline @ >tib @ 6 |
IF dup file-position throw sourceline# >tib @ 6 |
#tib @ >tib +! |
#tib @ >tib +! |
ELSE loadline @ blk @ linestart @ >tib @ 5 THEN |
ELSE sourceline# blk @ linestart @ >tib @ 5 THEN |
; |
; |
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: restore-input ( x1 .. xn n -- flag ) \ core-ext |
: restore-input ( x1 .. xn n -- flag ) \ core-ext |
Line 125 decimal
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Line 144 decimal
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6 = IF loadline ! rot dup loadfile ! |
6 = IF loadline ! rot dup loadfile ! |
reposition-file IF drop true EXIT THEN |
reposition-file IF drop true EXIT THEN |
ELSE linestart ! blk ! |
ELSE linestart ! blk ! |
dup loadline @ <> IF 2drop true EXIT THEN |
dup sourceline# <> IF 2drop true EXIT THEN |
loadline ! |
loadline ! |
THEN |
THEN |
>in ! false ; |
>in ! false ; |