[gforth] / gforth / string.fs  

gforth: gforth/string.fs

Diff for /gforth/string.fs between version 1.3 and 1.7

version 1.3, Sat Sep 23 15:06:02 2000 UTC version 1.7, Mon Dec 31 18:40:24 2007 UTC
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 \ dynamic string handling                              10aug99py  \ dynamic string handling                              10aug99py
   
 \ Copyright (C) 2000 Free Software Foundation, Inc.  \ Copyright (C) 2000,2005 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., 675 Mass Ave, Cambridge, MA 02139, USA.  
   
 : delete   ( buffer size count -- )  : delete   ( buffer size count -- )
   over min >r  r@ - ( left over )  dup 0>    over min >r  r@ - ( left over )  dup 0>
   IF  2dup swap dup  r@ +  -rot swap move  THEN  + r> bl fill ;    IF  2dup swap dup  r@ +  -rot swap move  THEN  + r> bl fill ;
   
   [IFUNDEF] insert
 : insert   ( string length buffer size -- )  : insert   ( string length buffer size -- )
   rot over min >r  r@ - ( left over )    rot over min >r  r@ - ( left over )
   over dup r@ +  rot move   r> move  ;    over dup r@ +  rot move   r> move  ;
   [THEN]
   
 : $padding ( n -- n' )  : $padding ( n -- n' )
   [ 6 cells ] Literal + [ -4 cells ] Literal and ;    [ 6 cells ] Literal + [ -4 cells ] Literal and ;

Generate output suitable for use with a patch program
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Removed from v.1.3  
changed lines
  Added in v.1.7
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