| \ miscelleneous words |
\ miscelleneous words |
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| \ Copyright (C) 1996,1997,1998,2000,2003,2004,2005 Free Software Foundation, Inc. |
\ Copyright (C) 1996,1997,1998,2000,2003,2004,2005,2006 Free Software Foundation, Inc. |
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| \ This file is part of Gforth. |
\ This file is part of Gforth. |
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| [then] |
[then] |
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| : 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 |
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\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 ; |
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| emit |
emit |
| loop ; |
loop ; |
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| \ w@ and l@ |
\ w and l stuff |
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environment-wordlist >order |
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16 address-unit-bits / 1 max constant /w ( -- u ) \ gforth slash-w |
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\G address units for a 16-bit value |
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32 address-unit-bits / 1 max constant /l ( -- u ) \ gforth slash-l |
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\G address units for a 32-bit value |
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previous |
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| [ifdef] uw@ |
[ifdef] uw@ |
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\ Open firmware names |
| ' uw@ alias w@ ( addr -- u ) |
' uw@ alias w@ ( addr -- u ) |
| ' ul@ alias l@ ( addr -- u ) |
' ul@ alias l@ ( addr -- u ) |
| \ ' sw@ alias <w@ ( addr -- n ) \ Open Firmware name |
\ ' sw@ alias <w@ ( addr -- n ) |
| [then] |
[then] |
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\ safe output redirection |
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: outfile-execute ( ... xt file-id -- ... ) \ gforth |
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\G execute @i{xt} with the output of @code{type} etc. redirected to |
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\G @i{file-id}. |
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outfile-id { oldfid } try |
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to outfile-id execute 0 |
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restore |
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oldfid to outfile-id |
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endtry |
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throw ; |
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: infile-execute ( ... xt file-id -- ... ) \ gforth |
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\G execute @i{xt} with the input of @code{key} etc. redirected to |
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\G @i{file-id}. |
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infile-id { oldfid } try |
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to infile-id execute 0 |
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restore |
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oldfid to infile-id |
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endtry |
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throw ; |
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\ safe BASE wrapper |
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: base-execute ( i*x xt u -- j*x ) \ gforth |
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\G execute @i{xt} with the content of @code{BASE} being @i{u}, and |
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\G restoring the original @code{BASE} afterwards. |
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base @ { oldbase } \ use local, because TRY blocks the return stack |
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try |
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base ! execute 0 |
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restore |
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oldbase base ! |
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endtry |
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throw ; |
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