Diff for /gforth/stuff.fs between versions 1.43 and 1.56

version 1.43, 2005/06/28 06:49:41 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 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 123  AUser CSP Line 123  AUser CSP
     2dup r@ read-file throw over <> abort" could not read whole file"      2dup r@ read-file throw over <> abort" could not read whole file"
     r> close-file throw ;      r> close-file throw ;
   
 : slurp-fid { fid -- addr u } \ gforth  : slurp-fid ( fid -- addr u ) \ gforth
     \G @var{addr u} is the content of the file @var{fid}  \G @var{addr u} is the content of the file @var{fid}
       { fid }
     0 0 begin ( awhole uwhole )      0 0 begin ( awhole uwhole )
         dup 1024 + dup >r extend-mem ( anew awhole uwhole R: unew )          dup 1024 + dup >r extend-mem ( anew awhole uwhole R: unew )
         rot r@ fid read-file throw ( awhole uwhole uread R: unew )          rot r@ fid read-file throw ( awhole uwhole uread R: unew )
Line 158  AUser CSP Line 159  AUser CSP
     2dup find-name dup if ( c-addr u nt )      2dup find-name 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              2drop ['] compiler1 is parser1 ['] noop
         else          else
             ['] postpone,              ['] postpone,
         endif          endif
Line 199  AUser CSP Line 200  AUser CSP
         ur nd - 1- dup { beforep } fsign + nexp 0 max >= and if          ur nd - 1- dup { beforep } fsign + nexp 0 max >= and if
             \ fixed-point notation              \ fixed-point notation
             c-addr ur beforep nexp - dup { befored } '0 push-right              c-addr ur beforep nexp - dup { befored } '0 push-right
               befored 1+ ur >= if \ <=1 digit left, will be pushed out by '.'
                   rf fabs f2* 0.1e nd s>d d>f f** f> if \ round last digit
                       '1 c-addr befored + 1- c!
                   endif
               endif
             c-addr beforep 1- befored min dup { beforez } 0 max bl fill              c-addr beforep 1- befored min dup { beforez } 0 max bl fill
             fsign if              fsign if
                 '- c-addr beforez 1- 0 max + c!                  '- c-addr beforez 1- 0 max + c!
Line 295  AUser CSP Line 301  AUser CSP
 [then]  [then]
   
 : f.s ( -- ) \ gforth f-dot-s  : f.s ( -- ) \ gforth f-dot-s
     \G Display the number of items on the floating-point stack,  \G Display the number of items on the floating-point stack, followed
     \G followed by a list of the items; TOS is the right-most item.  \G by a list of the items (but not more than specified by
   \G @code{maxdepth-.s}; TOS is the right-most item.
     ." <" fdepth 0 .r ." > " fdepth 0 max maxdepth-.s @ min dup 0       ." <" fdepth 0 .r ." > " fdepth 0 max maxdepth-.s @ min dup 0 
     ?DO  dup i - 1- floats fp@ + f@ 16 5 11 f.rdp space LOOP  drop ;       ?DO  dup i - 1- floats fp@ + f@ 16 5 11 f.rdp space LOOP  drop ; 
   
Line 327  interpret/compile: what's ( interpretati Line 334  interpret/compile: what's ( interpretati
         emit          emit
     loop ;      loop ;
   
   \ w and l stuff
   
   environment-wordlist >order
   
   16 address-unit-bits / 1 max constant /w ( -- u ) \ gforth slash-w
   \G address units for a 16-bit value
       
   32 address-unit-bits / 1 max constant /l ( -- u ) \ gforth slash-l
   \G address units for a 32-bit value
   
   previous
   
   [ifdef] uw@
   \ Open firmware names
   ' uw@ alias w@ ( addr -- u )
   ' ul@ alias l@ ( addr -- u )
   \ ' sw@ alias <w@ ( addr -- n )
   [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 ;
   

Removed from v.1.43  
changed lines
  Added in v.1.56


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