VolksForth/8080/CPM/cpmfiles/log2file.fb

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                \ log2file loadscreen                                phz 20aug23                                                                  1 3 +thru                                                                                                                     \\                                                                : .1x  ( n -- )  $30 + dup $39 > IF 7 + THEN (emit ;                                                                            : .4x  ( n -- )                                                   ascii $ (emit 4 0 DO $10 u/mod LOOP drop .1x .1x .1x .1x        $20 (emit ;                                                                                                                   : .2x  ( n -- )                                                   ascii $ (emit 2 0 DO $10 u/mod LOOP drop .1x .1x                $20 (emit ;                                                                                                                                                                                 \ logfile                                            phz 20aug23                                                                  Dos also Forth definitions                                                                                                      $18 constant fcb\nam                                            create logfile  ," LOGFILE TXT"  fcb\nam allot  1 logfile c!    create logdma  b/rec allot                                      variable logoffset  0 logoffset !                                                                                               : logflush  logdma dma!  logfile $15 bdos  $80 dma! ;                                                                           : logc!  ( c -- )                                                 logoffset @ dup >r  logdma +  c!  r> 1+                         dup logoffset !  b/rec =                                          IF logflush  0 logoffset ! THEN ;                                                                                         \ log-emit log-type log-cr alsologtofile            pphz 03sep23                                                                  : log-emit  ( char -- )                                             dup (emit  logc! ;                                                                                                          : log-type  ( addr count -- )                                       0 ?DO count log-emit LOOP drop ;                                                                                            : log-cr  ( -- )                                                    (cr  #cr logc!  #lf logc! ;                                                                                               Output: alsologtofile                                             log-emit log-cr log-type (del noop 2drop (at? ;                                                                                                                                                                                                               \ logopen                                            phz 20aug23                                                                  : logopen  ( -- )                                                   logfile filenamelen + 1+ fcb\nam erase                          0 logoffset !                                                   logfile killfile                                                logfile createfile                                              alsologtofile ;                                                                                                             : logclose  ( -- )                                                  cr display  &26 logc!  logflush  logfile closefile ;