gforth/tasker.fs - diff

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version 1.1, 1996/03/31 20:16:04	version 1.3, 1996/05/13 16:37:03
Line 24 Create sleepers sleepers A, sleepers A,	Line 24 Create sleepers sleepers A, sleepers A,

\ USER' computes the task offset	\ USER' computes the task offset
: user' ( 'user' -- n )	: user' ( 'user' -- n )
' >body @ state @ IF postpone Literal THEN ; immediate	' >body @ postpone literal ; immediate
	interpretation:
	' >body @ ;

\ NEWTASK creates a new, sleeping task	\ NEWTASK creates a new, sleeping task
: NewTask ( n -- Task ) dup 2* 2* udp @ + dup	: NewTask ( n -- Task ) dup 2* 2* udp @ + dup
Line 55 Create sleepers sleepers A, sleepers A,	Line 57 Create sleepers sleepers A, sleepers A,
: activate ( task -- ) 0 swap (pass) ;	: activate ( task -- ) 0 swap (pass) ;
: pass ( x1 .. xn n task -- ) (pass) ;	: pass ( x1 .. xn n task -- ) (pass) ;

: task-key BEGIN pause key? UNTIL (key) ;	: single-tasking? ( -- flag )
	next-task dup @ = ;

	: task-key BEGIN pause key? single-tasking? or UNTIL (key) ;
: task-emit (emit) pause ;	: task-emit (emit) pause ;
: task-type (type) pause ;	: task-type (type) pause ;