version 1.51, 2006/05/07 05:46:47
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version 1.59, 2008/12/31 15:29:14
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\ miscelleneous words |
\ miscelleneous words |
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\ Copyright (C) 1996,1997,1998,2000,2003,2004,2005 Free Software Foundation, Inc. |
\ Copyright (C) 1996,1997,1998,2000,2003,2004,2005,2006,2007,2008 Free Software Foundation, Inc. |
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\ This file is part of Gforth. |
\ This file is part of Gforth. |
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\ Gforth is free software; you can redistribute it and/or |
\ Gforth is free software; you can redistribute it and/or |
\ modify it under the terms of the GNU General Public License |
\ modify it under the terms of the GNU General Public License |
\ as published by the Free Software Foundation; either version 2 |
\ as published by the Free Software Foundation, either version 3 |
\ of the License, or (at your option) any later version. |
\ 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, |
\ This program is distributed in the hope that it will be useful, |
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\ GNU General Public License for more details. |
\ GNU General Public License for more details. |
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\ You should have received a copy of the GNU General Public License |
\ You should have received a copy of the GNU General Public License |
\ along with this program; if not, write to the Free Software |
\ along with this program. If not, see http://www.gnu.org/licenses/. |
\ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA. |
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require glocals.fs |
require glocals.fs |
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Line 350 previous
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' uw@ alias w@ ( addr -- u ) |
' uw@ alias w@ ( addr -- u ) |
' ul@ alias l@ ( addr -- u ) |
' ul@ alias l@ ( addr -- u ) |
\ ' sw@ alias <w@ ( addr -- n ) |
\ ' sw@ alias <w@ ( addr -- n ) |
[then] |
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[then] |
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\ safe output redirection |
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: outfile-execute ( ... xt file-id -- ... ) \ gforth |
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\G execute @i{xt} with the output of @code{type} etc. redirected to |
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\G @i{file-id}. |
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outfile-id { oldfid } try |
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to outfile-id execute 0 |
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restore |
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oldfid to outfile-id |
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endtry |
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throw ; |
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: infile-execute ( ... xt file-id -- ... ) \ gforth |
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\G execute @i{xt} with the input of @code{key} etc. redirected to |
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\G @i{file-id}. |
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infile-id { oldfid } try |
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to infile-id execute 0 |
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restore |
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oldfid to infile-id |
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endtry |
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throw ; |
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\ safe BASE wrapper |
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: base-execute ( i*x xt u -- j*x ) \ gforth |
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\G execute @i{xt} with the content of @code{BASE} being @i{u}, and |
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\G restoring the original @code{BASE} afterwards. |
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base @ { oldbase } \ use local, because TRY blocks the return stack |
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try |
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base ! execute 0 |
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restore |
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oldbase base ! |
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endtry |
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throw ; |
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\ th |
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: th ( addr1 u -- addr2 ) |
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cells + ; |