Diff for /gforth/blocks.fs between versions 1.32 and 1.35

version 1.32, 2000/09/23 15:05:58 version 1.35, 2002/09/14 08:34:03
Line 16 Line 16
   
 \ 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, write to the Free Software
 \ Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.  \ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111, USA.
   
   
 \ A more efficient implementation would use mmap on OSs that  \ A more efficient implementation would use mmap on OSs that
Line 108  Defer flush-blocks ( -- ) \ gforth Line 108  Defer flush-blocks ( -- ) \ gforth
     if      if
         r@ buffer-block @ block-position          r@ buffer-block @ block-position
         r@ block-buffer chars/block  r@ buffer-fid @  write-file throw          r@ block-buffer chars/block  r@ buffer-fid @  write-file throw
           buffer-fid @ flush-file throw
         r@ buffer-dirty off          r@ buffer-dirty off
     endif      endif
     rdrop ;      rdrop ;
Line 202  User scr ( -- a-addr ) \ block-ext s-c-r Line 203  User scr ( -- a-addr ) \ block-ext s-c-r
         i 2 .r space scr @ block i 64 * chars + 64 type cr          i 2 .r space scr @ block i 64 * chars + 64 type cr
     loop ;      loop ;
   
   [IFDEF] current-input
   :noname  2 <> -12 and throw >in ! blk ! ;
                                 \ restore-input
   :noname  blk @ >in @ 2 ;      \ save-input
   :noname  2 ;                  \ source-id "*a block*"
   :noname  1 blk +! 1 loadline +! true ;      \ refill
   :noname  blk @ block chars/block ;  \ source
   
   Create block-input   A, A, A, A, A,
   
   : load  ( i*x n -- j*x ) \ block
       \G Save the current input source specification. Store @i{n} in
       \G @code{BLK}, set @code{>IN} to 0 and interpret. When the parse
       \G area is exhausted, restore the input source specification.
       block-input 0 new-tib dup loadline ! blk !  2 loadfilename# !
       ['] interpret catch pop-file throw ;
   [ELSE]
 : (source)  ( -- c-addr u )  : (source)  ( -- c-addr u )
   blk @ ?dup    blk @ ?dup
   IF    block chars/block    IF    block chars/block
Line 217  User scr ( -- a-addr ) \ block-ext s-c-r Line 235  User scr ( -- a-addr ) \ block-ext s-c-r
     \G @code{BLK}, set @code{>IN} to 0 and interpret. When the parse      \G @code{BLK}, set @code{>IN} to 0 and interpret. When the parse
     \G area is exhausted, restore the input source specification.      \G area is exhausted, restore the input source specification.
     loadfilename# @ >r      loadfilename# @ >r
     2 loadfilename# ! \ "\a block/"      2 loadfilename# ! \ "*a block*"
     push-file      push-file
     dup loadline ! blk ! >in off ['] interpret catch      dup loadline ! blk ! >in off ['] interpret catch
     pop-file      pop-file
     r> loadfilename# !      r> loadfilename# !
     throw ;      throw ;
   [THEN]
   
 : thru ( i*x n1 n2 -- j*x ) \ block-ext  : thru ( i*x n1 n2 -- j*x ) \ block-ext
     \G @code{load} the blocks @i{n1} through @i{n2} in sequence.      \G @code{load} the blocks @i{n1} through @i{n2} in sequence.

Removed from v.1.32  
changed lines
  Added in v.1.35


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