87 lines
2.1 KiB
Plaintext
87 lines
2.1 KiB
Plaintext
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defer any-job-started
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defer all-jobs-complete
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var JOBSTATE
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array JOBTASKS 4 cells allot
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array JOBS 8 cells allot
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array JOBDATA 8 cells allot
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: by-jobid ( jobid p -- p ) swap 1 - cells + ;
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: jobdata ( jobid -- jobid data ) dup JOBDATA by-jobid @ ;
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: jobdata! ( data jobid -- ) JOBDATA by-jobid ! ;
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: ijobtask-running ( -- i )
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0 0 4 for JOBTASKS i cells + @ running = if drop i then next ;
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: jobtask-busy-flag ( ijobtask -- v f )
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1 swap << JOBSTATE swap ;
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: job-scheduled-flag ( jobid -- v f )
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0x08 swap << JOBSTATE swap ;
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: next-matching-jobid ( matcher -- jobid )
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0 1 9 for dup not if
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over i swap execute if drop i then
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then next swap drop ;
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: job-unscheduled+xp ( jobid -- b xp )
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dup job-scheduled-flag f@ not
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swap JOBS by-jobid @ ;
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: next-unused-jobid ( -- jobid )
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:| job-unscheduled+xp not and |; next-matching-jobid ;
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: next-waiting-jobid ( -- jobid )
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:| job-unscheduled+xp and |; next-matching-jobid ;
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: on-job-complete ( jobid -- )
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0 swap job-scheduled-flag f!
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next-waiting-jobid dup if
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dup running send
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1 swap job-scheduled-flag f!
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else
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( 0 ) ijobtask-running jobtask-busy-flag f!
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JOBSTATE @ not if all-jobs-complete then
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then ;
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: listen-for-jobs activate blah
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begin receive ( jobid )
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any-job-started
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dup JOBS by-jobid 0 swap @!
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execute
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on-job-complete
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again ;
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: start-jobtask ( i -- )
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task dup listen-for-jobs swap cells JOBTASKS + ! ;
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: next-free-job-task ( -- task )
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0 0 4 for dup not if
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JOBSTATE 1 i << f@ not if
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drop JOBTASKS i cells + @
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then
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then next ;
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: enqueue-job ( xp -- jobid )
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next-unused-jobid dup if
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dup >rot 1 - cells JOBS + !
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else swap drop then ;
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: try-run-job ( jobid -- )
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0 4 for i jobtask-busy-flag f@ not if
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1 i jobtask-busy-flag f!
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1 over job-scheduled-flag f!
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JOBTASKS i cells + @ send breakfor
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then next ;
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: sched ( xp -- ) enqueue-job try-run-job ;
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: sched-with ( data xp -- ) enqueue-job dup >rot jobdata! try-run-job ;
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:noname
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0 start-jobtask
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1 start-jobtask
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2 start-jobtask
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3 start-jobtask
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; ' onload redefine
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