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Diff for /gforth/stuff.fs between versions 1.53 and 1.56

version 1.53, 2006/12/31 13:39:14 version 1.56, 2007/12/31 17:34:58
Line 1 Line 1
 \ miscelleneous words  \ miscelleneous words
   
 \ Copyright (C) 1996,1997,1998,2000,2003,2004,2005,2006 Free Software Foundation, Inc.  \ Copyright (C) 1996,1997,1998,2000,2003,2004,2005,2006,2007 Free Software Foundation, Inc.
   
 \ This file is part of Gforth.  \ This file is part of Gforth.
   
Line 355  previous Line 355  previous
   
 \ safe output redirection  \ safe output redirection
   
 : to-outfile-id ( file-id -- )  : outfile-execute ( ... xt file-id -- ... ) \ gforth
     to outfile-id ;      \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 ;
   
 : >outfile ( file-id -- r:old-file-id )  
     ]] outfile-id >r try to-outfile-id [[ ; immediate compile-only  
   
 : outfile< ( r:old-file-id -- )  
     0 ]] literal recover endtry r> to-outfile-id throw [[  
 ; immediate compile-only  
   
 : to-infile-id ( file-id -- )  
     to infile-id ;  
   
 : >infile ( file-id -- r:old-file-id )  
     ]] infile-id >r try to-infile-id [[ ; immediate compile-only  
   
 : infile< ( r:old-file-id -- )  
     0 ]] literal recover endtry r> to-infile-id throw [[  
 ; immediate compile-only  
Removed from v.1.53  
changed lines
  Added in v.1.56

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