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https://github.com/forth-ev/VolksForth.git
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64ed332b12
checked at the end of the Makefile recipe. Also introduces a prebuilt metacompiler metafile.com with integrated fth file include
79 lines
1.6 KiB
Forth
79 lines
1.6 KiB
Forth
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\ Experimental code and test for text logs that can be closed
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\ and reopened for appending.
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\ Already integrated into log2file.fb/.fth
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\ Yet to be done: A more permanent test for m+!
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\ and an extension of logtest.fb/.fth to also cover the reopen feature.
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\ Code +! ( 16b addr -- )
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\ D W mov A pop A W ) add D pop Next end-code
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Code m+! ( 16b addr -- )
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D W mov W inc W inc A pop A W ) add
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CS ?[ W dec W dec W ) inc ]?
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D pop Next end-code
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\ *** Block No. 2, Hexblock 2
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\ log-type log-emit log-cr alsologtofile phz 04jan22
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context @ dos also context !
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\ vocabulary log dos also log definitions
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file logfile
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variable logfcb
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variable logpos 0 ,
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: log-type
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dup logpos m+!
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2dup (type ds@ -rot logfcb @ lfputs ;
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: log-emit
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1 logpos m+!
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dup (emit logfcb @ fputc ;
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: log-cr
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2 logpos m+!
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(cr #cr logfcb @ fputc #lf logfcb @ fputc ;
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Output: alsologtofile
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log-emit log-cr log-type (del (page (at (at? ;
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\ *** Block No. 3, Hexblock 3
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\ logopen logclose phz 11jan22
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: logopen ( -- )
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isfile push logpos dup 2+ off off
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logfile make isfile@ dup freset logfcb !
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alsologtofile ;
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: logclose ( -- ) display logfcb @ fclose ;
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: logreopen ( -- )
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logfcb @ freset logpos 2@ logfcb @ fseek
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alsologtofile ;
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logopen output.log
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.( logtest started) cr
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logpos @ cr u. cr
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.( logtest interrupted) cr
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logclose
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logreopen
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create 2v 4 allot
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hex
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12345. 2v 2!
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1 2v m+!
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2v 2@ d. cr
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1ffff. 2v 2!
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1 2v m+!
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2v 2@ d. cr
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.( logtest done) cr
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logclose
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