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Diff for /gforth/blocks.fs between versions 1.21 and 1.22

version 1.21, 1999/02/03 00:10:19 version 1.22, 1999/03/23 20:24:16
Line 83  Defer flush-blocks Line 83  Defer flush-blocks
     block-fid @ ;      block-fid @ ;
   
 : block-position ( u -- ) \ block  : block-position ( u -- ) \ block
     \G Position the block file to the start of block u.      \G Position the block file to the start of block @var{u}.
     1- chars/block chars um* get-block-fid reposition-file throw ;      1- chars/block chars um* get-block-fid reposition-file throw ;
   
 : update ( -- ) \ block  : update ( -- ) \ block
Line 120  Defer flush-blocks Line 120  Defer flush-blocks
     buffers mod buffer-struct %size * block-buffers @ + ;      buffers mod buffer-struct %size * block-buffers @ + ;
   
 : block ( u -- a-addr ) \ block- block  : block ( u -- a-addr ) \ block- block
   \G u identifies a block number. Assign a block buffer to u,    \G @var{u} identifies a block number. Assign a block buffer to @var{u},
   \G make it the current block buffer and return its start    \G make it the current block buffer and return its start
   \G address, a-addr.    \G address, @var{a-addr}.
     dup 0= -35 and throw      dup 0= -35 and throw
     dup get-buffer >r      dup get-buffer >r
     dup r@ buffer-block @ <>      dup r@ buffer-block @ <>
Line 145  Defer flush-blocks Line 145  Defer flush-blocks
     block ;      block ;
   
 User scr ( -- a-addr ) \ block-ext  User scr ( -- a-addr ) \ block-ext
     \G USER VARIABLE a-addr is the address of a cell containing      \G USER VARIABLE @var{a-addr} is the address of a cell containing
     \G the block number of the block most recently processed by      \G the block number of the block most recently processed by
     \G @code{LIST}.      \G @code{LIST}.
     0 scr !      0 scr !
Removed from v.1.21  
changed lines
  Added in v.1.22

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