[gforth] / gforth / stuff.fs  

gforth: gforth/stuff.fs

Diff for /gforth/stuff.fs between version 1.51 and 1.60

version 1.51, Sun May 7 05:46:47 2006 UTC version 1.60, Sat Sep 5 17:38:37 2009 UTC
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 \ miscelleneous words  \ miscelleneous words
   
 \ 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.
   
 \ This file is part of Gforth.  \ This file is part of Gforth.
   
 \ 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.
   
 \ 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.
   
 \ 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.  
   
 require glocals.fs  require glocals.fs
   
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 [ifdef] compiler1  [ifdef] compiler1
 : postponer1 ( c-addr u -- ... xt )  : postponer1 ( c-addr u -- ... xt )
     2dup find-name dup if ( c-addr u nt )      2dup
       [ifdef] find-name-run-prelude find-name-run-prelude [else] find-name [then]
       dup if ( c-addr u nt )
         nip nip name>comp          nip nip name>comp
         2dup [comp'] [[ d= if          2dup [comp'] [[ d= if
             2drop ['] compiler1 is parser1 ['] noop              2drop ['] compiler1 is parser1 ['] noop
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 ' ul@ alias l@ ( addr -- u )  ' ul@ alias l@ ( addr -- u )
 \ ' sw@ alias <w@ ( addr -- n )  \ ' sw@ alias <w@ ( addr -- n )
 [then]  [then]
   
   \ safe output redirection
   
   : outfile-execute ( ... xt file-id -- ... ) \ gforth
       \G execute @i{xt} with the output of @code{type} etc. redirected to
       \G @i{file-id}.
       outfile-id { oldfid } try
           to outfile-id execute 0
       restore
           oldfid to outfile-id
       endtry
       throw ;
   
   : infile-execute ( ... xt file-id -- ... ) \ gforth
       \G execute @i{xt} with the input of @code{key} etc. redirected to
       \G @i{file-id}.
       infile-id { oldfid } try
           to infile-id execute 0
       restore
           oldfid to infile-id
       endtry
       throw ;
   
   \ safe BASE wrapper
   
   : base-execute ( i*x xt u -- j*x ) \ gforth
       \G execute @i{xt} with the content of @code{BASE} being @i{u}, and
       \G restoring the original @code{BASE} afterwards.
       base @ { oldbase } \ use local, because TRY blocks the return stack
       try
           base ! execute 0
       restore
           oldbase base !
       endtry
       throw ;
   
   \ th
   
   : th ( addr1 u -- addr2 )
       cells + ;

Generate output suitable for use with a patch program
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Removed from v.1.51  
changed lines
  Added in v.1.60
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