… | |
… | |
57 | # else |
57 | # else |
58 | # define BOOT_PAGESIZE |
58 | # define BOOT_PAGESIZE |
59 | # endif |
59 | # endif |
60 | #endif |
60 | #endif |
61 | |
61 | |
62 | #define SUB_INIT "Coro::State::initialize" |
62 | #define SUB_INIT "Coro::State::initialize" |
63 | #define UCORO_STATE "_coro_state" |
|
|
64 | |
63 | |
65 | /* The next macro should declare a variable stacklevel that contains and approximation |
64 | /* The next macro should declare a variable stacklevel that contains and approximation |
66 | * to the current C stack pointer. Its property is that it changes with each call |
65 | * to the current C stack pointer. Its property is that it changes with each call |
67 | * and should be unique. */ |
66 | * and should be unique. */ |
68 | #define dSTACKLEVEL void *stacklevel = &stacklevel |
67 | #define dSTACKLEVEL void *stacklevel = &stacklevel |
… | |
… | |
82 | # define UNLOCK (void)0 |
81 | # define UNLOCK (void)0 |
83 | #endif |
82 | #endif |
84 | |
83 | |
85 | static struct CoroAPI coroapi; |
84 | static struct CoroAPI coroapi; |
86 | static AV *main_mainstack; /* used to differentiate between $main and others */ |
85 | static AV *main_mainstack; /* used to differentiate between $main and others */ |
87 | static HV *coro_state_stash; |
86 | static HV *coro_state_stash, *coro_stash; |
88 | static SV *ucoro_state_sv; |
|
|
89 | static U32 ucoro_state_hash; |
|
|
90 | static SV *coro_mortal; /* will be freed after next transfer */ |
87 | static SV *coro_mortal; /* will be freed after next transfer */ |
91 | |
88 | |
92 | /* this is actually not only the c stack but also c registers etc... */ |
89 | /* this is actually not just the c stack but also c registers etc... */ |
93 | typedef struct { |
90 | typedef struct coro_stack { |
94 | int refcnt; /* pointer reference counter */ |
91 | struct coro_stack *next; |
95 | int usecnt; /* shared by how many coroutines */ |
|
|
96 | int gencnt; /* generation counter */ |
|
|
97 | |
92 | |
98 | coro_context cctx; |
93 | void *idle_sp; |
99 | |
|
|
100 | void *sptr; |
94 | void *sptr; |
101 | long ssize; /* positive == mmap, otherwise malloc */ |
95 | long ssize; /* positive == mmap, otherwise malloc */ |
|
|
96 | |
|
|
97 | /* cpu state */ |
|
|
98 | coro_context cctx; |
102 | } coro_stack; |
99 | } coro_stack; |
103 | |
100 | |
|
|
101 | static coro_stack *main_stack; |
|
|
102 | |
104 | struct coro { |
103 | struct coro { |
105 | /* the top-level JMPENV for each coroutine, needed to catch dies. */ |
|
|
106 | JMPENV start_env; |
|
|
107 | |
|
|
108 | /* the optional C context */ |
|
|
109 | coro_stack *stack; |
|
|
110 | void *cursp; |
|
|
111 | int gencnt; |
|
|
112 | |
|
|
113 | /* optionally saved, might be zero */ |
104 | /* optionally saved, might be zero */ |
114 | AV *defav; |
105 | AV *defav; |
115 | SV *defsv; |
106 | SV *defsv; |
116 | SV *errsv; |
107 | SV *errsv; |
117 | |
108 | |
118 | /* saved global state not related to stacks */ |
109 | /* saved global state not related to stacks */ |
119 | U8 dowarn; |
110 | U8 dowarn; |
120 | I32 in_eval; |
111 | I32 in_eval; |
|
|
112 | |
|
|
113 | /* the c stack, if any */ |
|
|
114 | coro_stack *stack; |
121 | |
115 | |
122 | /* the stacks and related info (callchain etc..) */ |
116 | /* the stacks and related info (callchain etc..) */ |
123 | PERL_SI *curstackinfo; |
117 | PERL_SI *curstackinfo; |
124 | AV *curstack; |
118 | AV *curstack; |
125 | AV *mainstack; |
119 | AV *mainstack; |
… | |
… | |
148 | I32 retstack_max; |
142 | I32 retstack_max; |
149 | PMOP *curpm; |
143 | PMOP *curpm; |
150 | COP *curcop; |
144 | COP *curcop; |
151 | JMPENV *top_env; |
145 | JMPENV *top_env; |
152 | |
146 | |
|
|
147 | /* coro process data */ |
|
|
148 | int prio; |
|
|
149 | |
153 | /* data associated with this coroutine (initial args) */ |
150 | /* data associated with this coroutine (initial args) */ |
154 | AV *args; |
151 | AV *args; |
|
|
152 | int refcnt; |
155 | }; |
153 | }; |
156 | |
154 | |
157 | typedef struct coro *Coro__State; |
155 | typedef struct coro *Coro__State; |
158 | typedef struct coro *Coro__State_or_hashref; |
156 | typedef struct coro *Coro__State_or_hashref; |
159 | |
157 | |
… | |
… | |
534 | Safefree (PL_retstack); |
532 | Safefree (PL_retstack); |
535 | #endif |
533 | #endif |
536 | } |
534 | } |
537 | |
535 | |
538 | static void |
536 | static void |
539 | allocate_stack (Coro__State ctx, int alloc) |
537 | setup_coro (struct coro *coro) |
540 | { |
|
|
541 | coro_stack *stack; |
|
|
542 | |
|
|
543 | New (0, stack, 1, coro_stack); |
|
|
544 | |
|
|
545 | stack->refcnt = 1; |
|
|
546 | stack->usecnt = 1; |
|
|
547 | stack->gencnt = ctx->gencnt = 0; |
|
|
548 | |
|
|
549 | if (alloc) |
|
|
550 | { |
|
|
551 | #if HAVE_MMAP |
|
|
552 | stack->ssize = ((STACKSIZE * sizeof (long) + PAGESIZE - 1) / PAGESIZE + STACKGUARD) * PAGESIZE; /* mmap should do allocate-on-write for us */ |
|
|
553 | stack->sptr = mmap (0, stack->ssize, PROT_EXEC|PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, 0, 0); |
|
|
554 | if (stack->sptr != (void *)-1) |
|
|
555 | { |
|
|
556 | # if STACKGUARD |
|
|
557 | mprotect (stack->sptr, STACKGUARD * PAGESIZE, PROT_NONE); |
|
|
558 | # endif |
|
|
559 | } |
|
|
560 | else |
|
|
561 | #endif |
|
|
562 | { |
|
|
563 | stack->ssize = - (STACKSIZE * (long)sizeof (long)); |
|
|
564 | New (0, stack->sptr, STACKSIZE, long); |
|
|
565 | } |
|
|
566 | } |
|
|
567 | else |
|
|
568 | stack->sptr = 0; |
|
|
569 | |
|
|
570 | ctx->stack = stack; |
|
|
571 | } |
|
|
572 | |
|
|
573 | static void |
|
|
574 | deallocate_stack (Coro__State ctx) |
|
|
575 | { |
|
|
576 | coro_stack *stack = ctx->stack; |
|
|
577 | |
|
|
578 | ctx->stack = 0; |
|
|
579 | |
|
|
580 | if (stack) |
|
|
581 | { |
|
|
582 | if (!--stack->refcnt) |
|
|
583 | { |
|
|
584 | #ifdef HAVE_MMAP |
|
|
585 | if (stack->ssize > 0 && stack->sptr) |
|
|
586 | munmap (stack->sptr, stack->ssize); |
|
|
587 | else |
|
|
588 | #endif |
|
|
589 | Safefree (stack->sptr); |
|
|
590 | |
|
|
591 | Safefree (stack); |
|
|
592 | } |
|
|
593 | else if (ctx->gencnt == stack->gencnt) |
|
|
594 | --stack->usecnt; |
|
|
595 | } |
|
|
596 | } |
|
|
597 | |
|
|
598 | static void |
|
|
599 | setup_coro (void *arg) |
|
|
600 | { |
538 | { |
601 | /* |
539 | /* |
602 | * emulate part of the perl startup here. |
540 | * emulate part of the perl startup here. |
603 | */ |
541 | */ |
604 | dTHX; |
542 | dTHX; |
605 | dSP; |
543 | dSP; |
606 | Coro__State ctx = (Coro__State)arg; |
544 | UNOP myop; |
607 | SV *sub_init = (SV *)get_cv (SUB_INIT, FALSE); |
545 | SV *sub_init = (SV *)get_cv (SUB_INIT, FALSE); |
608 | |
546 | |
609 | coro_init_stacks (aTHX); |
547 | coro_init_stacks (aTHX); |
610 | /*PL_curcop = 0;*/ |
548 | /*PL_curcop = 0;*/ |
611 | /*PL_in_eval = PL_in_eval;*/ /* inherit */ |
549 | /*PL_in_eval = PL_in_eval;*/ /* inherit */ |
612 | SvREFCNT_dec (GvAV (PL_defgv)); |
550 | SvREFCNT_dec (GvAV (PL_defgv)); |
613 | GvAV (PL_defgv) = ctx->args; ctx->args = 0; |
551 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
614 | |
552 | |
615 | SPAGAIN; |
553 | SPAGAIN; |
616 | |
554 | |
617 | if (ctx->stack) |
555 | Zero (&myop, 1, UNOP); |
618 | { |
556 | myop.op_next = Nullop; |
619 | ctx->cursp = 0; |
557 | myop.op_flags = OPf_WANT_VOID; |
620 | |
558 | |
|
|
559 | PL_op = (OP *)&myop; |
|
|
560 | |
621 | PUSHMARK(SP); |
561 | PUSHMARK(SP); |
|
|
562 | XPUSHs (sub_init); |
622 | PUTBACK; |
563 | PUTBACK; |
623 | (void) call_sv (sub_init, G_VOID|G_NOARGS|G_EVAL); |
564 | PL_op = PL_ppaddr[OP_ENTERSUB](aTHX); |
|
|
565 | SPAGAIN; |
624 | |
566 | |
625 | if (SvTRUE (ERRSV)) |
567 | ENTER; /* necessary e.g. for dounwind */ |
626 | croak (NULL); |
568 | } |
627 | else |
569 | |
628 | croak ("FATAL: CCTXT coroutine returned!"); |
570 | static void |
|
|
571 | transfer_tail () |
|
|
572 | { |
|
|
573 | if (coro_mortal) |
|
|
574 | { |
|
|
575 | SvREFCNT_dec (coro_mortal); |
|
|
576 | coro_mortal = 0; |
629 | } |
577 | } |
630 | else |
|
|
631 | { |
|
|
632 | UNOP myop; |
|
|
633 | |
578 | |
634 | Zero(&myop, 1, UNOP); |
579 | UNLOCK; |
635 | myop.op_next = Nullop; |
|
|
636 | myop.op_flags = OPf_WANT_VOID; |
|
|
637 | |
|
|
638 | PL_op = (OP *)&myop; |
|
|
639 | |
|
|
640 | PUSHMARK(SP); |
|
|
641 | XPUSHs (sub_init); |
|
|
642 | /* |
|
|
643 | * the next line is slightly wrong, as PL_op->op_next |
|
|
644 | * is actually being executed so we skip the first op. |
|
|
645 | * that doesn't matter, though, since it is only |
|
|
646 | * pp_nextstate and we never return... |
|
|
647 | * ah yes, and I don't care anyways ;) |
|
|
648 | */ |
|
|
649 | PUTBACK; |
|
|
650 | PL_op = PL_ppaddr[OP_ENTERSUB](aTHX); |
|
|
651 | SPAGAIN; |
|
|
652 | |
|
|
653 | ENTER; /* necessary e.g. for dounwind */ |
|
|
654 | } |
|
|
655 | } |
580 | } |
656 | |
581 | |
657 | static void |
582 | static void |
658 | continue_coro (void *arg) |
583 | coro_run (void *arg) |
659 | { |
584 | { |
660 | /* |
585 | /* |
661 | * this is a _very_ stripped down perl interpreter ;) |
586 | * this is a _very_ stripped down perl interpreter ;) |
662 | */ |
587 | */ |
663 | dTHX; |
588 | dTHX; |
664 | Coro__State ctx = (Coro__State)arg; |
|
|
665 | |
589 | |
|
|
590 | transfer_tail (); |
|
|
591 | |
666 | PL_top_env = &ctx->start_env; |
592 | PL_top_env = &PL_start_env; |
667 | |
593 | PL_restartop = PL_op; |
668 | ctx->cursp = 0; |
594 | /* somebody will hit me for both perl_run and PL_restart_top */ |
669 | PL_op = PL_op->op_next; |
595 | perl_run (aTHX_ PERL_GET_CONTEXT); |
670 | CALLRUNOPS(aTHX); |
|
|
671 | |
596 | |
672 | abort (); |
597 | abort (); |
673 | } |
598 | } |
674 | |
599 | |
|
|
600 | static coro_stack * |
|
|
601 | stack_new () |
|
|
602 | { |
|
|
603 | coro_stack *stack; |
|
|
604 | |
|
|
605 | New (0, stack, 1, coro_stack); |
|
|
606 | |
|
|
607 | #if HAVE_MMAP |
|
|
608 | |
|
|
609 | stack->ssize = ((STACKSIZE * sizeof (long) + PAGESIZE - 1) / PAGESIZE + STACKGUARD) * PAGESIZE; /* mmap should do allocate-on-write for us */ |
|
|
610 | stack->sptr = mmap (0, stack->ssize, PROT_EXEC|PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, 0, 0); |
|
|
611 | |
|
|
612 | if (stack->sptr == (void *)-1) |
|
|
613 | { |
|
|
614 | fprintf (stderr, "FATAL: unable to mmap stack for coroutine\n"); |
|
|
615 | _exit (EXIT_FAILURE); |
|
|
616 | } |
|
|
617 | |
|
|
618 | mprotect (stack->sptr, STACKGUARD * PAGESIZE, PROT_NONE); |
|
|
619 | |
|
|
620 | #else |
|
|
621 | |
|
|
622 | stack->ssize = STACKSIZE * (long)sizeof (long); |
|
|
623 | New (0, stack->sptr, STACKSIZE, long); |
|
|
624 | |
|
|
625 | if (!stack->sptr) |
|
|
626 | { |
|
|
627 | fprintf (stderr, "FATAL: unable to malloc stack for coroutine\n"); |
|
|
628 | _exit (EXIT_FAILURE); |
|
|
629 | } |
|
|
630 | |
|
|
631 | #endif |
|
|
632 | |
|
|
633 | coro_create (&stack->cctx, coro_run, 0, stack->sptr, stack->ssize); |
|
|
634 | |
|
|
635 | return stack; |
|
|
636 | } |
|
|
637 | |
675 | static void |
638 | static void |
|
|
639 | stack_free (coro_stack *stack) |
|
|
640 | { |
|
|
641 | if (!stack || stack == main_stack) |
|
|
642 | return; |
|
|
643 | |
|
|
644 | #if HAVE_MMAP |
|
|
645 | munmap (stack->sptr, stack->ssize); |
|
|
646 | #else |
|
|
647 | Safefree (stack->sptr); |
|
|
648 | #endif |
|
|
649 | |
|
|
650 | Safefree (stack); |
|
|
651 | } |
|
|
652 | |
|
|
653 | static coro_stack *stack_first; |
|
|
654 | |
|
|
655 | static coro_stack * |
|
|
656 | stack_get () |
|
|
657 | { |
|
|
658 | coro_stack *stack; |
|
|
659 | |
|
|
660 | if (stack_first) |
|
|
661 | { |
|
|
662 | stack = stack_first; |
|
|
663 | stack_first = stack->next; |
|
|
664 | } |
|
|
665 | else |
|
|
666 | { |
|
|
667 | stack = stack_new (); |
|
|
668 | PL_op = PL_op->op_next; |
|
|
669 | } |
|
|
670 | |
|
|
671 | return stack; |
|
|
672 | } |
|
|
673 | |
|
|
674 | static void |
|
|
675 | stack_put (coro_stack *stack) |
|
|
676 | { |
|
|
677 | stack->next = stack_first; |
|
|
678 | stack_first = stack; |
|
|
679 | } |
|
|
680 | |
|
|
681 | /* never call directly, always through the coro_state_transfer global variable */ |
|
|
682 | static void |
676 | transfer (pTHX_ struct coro *prev, struct coro *next, int flags) |
683 | transfer_impl (pTHX_ struct coro *prev, struct coro *next, int flags) |
677 | { |
684 | { |
678 | dSTACKLEVEL; |
685 | dSTACKLEVEL; |
679 | |
686 | |
|
|
687 | /* sometimes transfer is only called to set idle_sp */ |
|
|
688 | if (!prev->stack->idle_sp) |
|
|
689 | prev->stack->idle_sp = stacklevel; |
|
|
690 | |
|
|
691 | LOCK; |
|
|
692 | |
680 | if (prev != next) |
693 | if (prev != next) |
681 | { |
694 | { |
|
|
695 | coro_stack *prev_stack = prev->stack; |
|
|
696 | |
|
|
697 | /* possibly "free" the stack */ |
|
|
698 | if (0 && prev_stack->idle_sp == stacklevel) |
|
|
699 | { |
|
|
700 | stack_put (prev_stack); |
|
|
701 | prev->stack = 0; |
|
|
702 | } |
|
|
703 | |
682 | if (next->mainstack) |
704 | if (next->mainstack) |
683 | { |
705 | { |
684 | LOCK; |
706 | /* coroutine already started */ |
685 | SAVE (prev, flags); |
707 | SAVE (prev, flags); |
686 | LOAD (next); |
708 | LOAD (next); |
687 | UNLOCK; |
|
|
688 | |
|
|
689 | /* mark this state as in-use */ |
|
|
690 | next->mainstack = 0; |
|
|
691 | next->tmps_ix = -2; |
|
|
692 | |
|
|
693 | /* stacklevel changed? if yes, grab the stack for us! */ |
|
|
694 | if (flags & TRANSFER_SAVE_CCTXT) |
|
|
695 | { |
|
|
696 | if (!prev->stack) |
|
|
697 | allocate_stack (prev, 0); |
|
|
698 | else if (prev->cursp != stacklevel |
|
|
699 | && prev->stack->usecnt > 1) |
|
|
700 | { |
|
|
701 | prev->gencnt = ++prev->stack->gencnt; |
|
|
702 | prev->stack->usecnt = 1; |
|
|
703 | } |
|
|
704 | |
|
|
705 | /* has our stack been invalidated? */ |
|
|
706 | if (next->stack && next->stack->gencnt != next->gencnt) |
|
|
707 | { |
|
|
708 | deallocate_stack (next); |
|
|
709 | allocate_stack (next, 1); |
|
|
710 | coro_create (&(next->stack->cctx), |
|
|
711 | continue_coro, (void *)next, |
|
|
712 | next->stack->sptr, labs (next->stack->ssize)); |
|
|
713 | } |
|
|
714 | |
|
|
715 | coro_transfer (&(prev->stack->cctx), &(next->stack->cctx)); |
|
|
716 | prev->cursp = stacklevel; |
|
|
717 | /* don't add any code here */ |
|
|
718 | } |
|
|
719 | else |
|
|
720 | next->cursp = stacklevel; |
|
|
721 | } |
709 | } |
722 | else if (next->tmps_ix == -2) |
|
|
723 | croak ("tried to transfer to running coroutine"); |
|
|
724 | else |
710 | else |
725 | { |
711 | { |
726 | LOCK; |
712 | /* need to start coroutine */ |
727 | SAVE (prev, -1); /* first get rid of the old state */ |
713 | /* first get rid of the old state */ |
728 | UNLOCK; |
714 | SAVE (prev, -1); |
729 | |
715 | /* setup coroutine call */ |
730 | if (flags & TRANSFER_SAVE_CCTXT) |
|
|
731 | { |
|
|
732 | if (!prev->stack) |
|
|
733 | allocate_stack (prev, 0); |
|
|
734 | |
|
|
735 | if (prev->stack->sptr && flags & TRANSFER_LAZY_STACK) |
|
|
736 | { |
|
|
737 | PL_top_env = &next->start_env; |
|
|
738 | |
|
|
739 | setup_coro (next); |
|
|
740 | next->cursp = stacklevel; |
|
|
741 | |
|
|
742 | prev->stack->refcnt++; |
|
|
743 | prev->stack->usecnt++; |
|
|
744 | next->stack = prev->stack; |
|
|
745 | next->gencnt = prev->gencnt; |
|
|
746 | } |
|
|
747 | else |
|
|
748 | { |
|
|
749 | assert (!next->stack); |
|
|
750 | allocate_stack (next, 1); |
|
|
751 | coro_create (&(next->stack->cctx), |
|
|
752 | setup_coro, (void *)next, |
|
|
753 | next->stack->sptr, labs (next->stack->ssize)); |
|
|
754 | coro_transfer (&(prev->stack->cctx), &(next->stack->cctx)); |
|
|
755 | prev->cursp = stacklevel; |
|
|
756 | /* don't add any code here */ |
|
|
757 | } |
|
|
758 | } |
|
|
759 | else |
|
|
760 | { |
|
|
761 | setup_coro (next); |
716 | setup_coro (next); |
762 | next->cursp = stacklevel; |
717 | /* need to change stack from main_stack to real one */ |
763 | } |
718 | next->stack = 0; |
764 | } |
719 | } |
|
|
720 | |
|
|
721 | if (!next->stack) |
|
|
722 | next->stack = stack_get (); |
|
|
723 | |
|
|
724 | if (prev_stack != next->stack) |
|
|
725 | coro_transfer (&prev_stack->cctx, &next->stack->cctx); |
765 | } |
726 | } |
766 | |
727 | |
767 | LOCK; |
728 | transfer_tail (); |
768 | if (coro_mortal) |
729 | } |
|
|
730 | |
|
|
731 | /* use this function pointer to call the above function */ |
|
|
732 | /* this is done to increase chances of the compiler not inlining the call */ |
|
|
733 | void (*coro_state_transfer)(pTHX_ struct coro *prev, struct coro *next, int flags) = transfer_impl; |
|
|
734 | |
|
|
735 | static void |
|
|
736 | coro_state_destroy (struct coro *coro) |
|
|
737 | { |
|
|
738 | if (coro->refcnt--) |
|
|
739 | return; |
|
|
740 | |
|
|
741 | if (coro->mainstack && coro->mainstack != main_mainstack) |
769 | { |
742 | { |
770 | SvREFCNT_dec (coro_mortal); |
743 | struct coro temp; |
|
|
744 | |
|
|
745 | SAVE (aTHX_ (&temp), TRANSFER_SAVE_ALL); |
|
|
746 | LOAD (aTHX_ coro); |
|
|
747 | |
|
|
748 | destroy_stacks (aTHX); |
|
|
749 | |
|
|
750 | LOAD ((&temp)); /* this will get rid of defsv etc.. */ |
|
|
751 | |
771 | coro_mortal = 0; |
752 | coro->mainstack = 0; |
772 | } |
753 | } |
773 | UNLOCK; |
|
|
774 | } |
|
|
775 | |
754 | |
776 | #define SV_CORO(sv,func) \ |
755 | stack_free (coro->stack); |
777 | do { \ |
756 | SvREFCNT_dec (coro->args); |
778 | if (SvROK (sv)) \ |
757 | Safefree (coro); |
779 | sv = SvRV (sv); \ |
758 | } |
780 | \ |
|
|
781 | if (SvTYPE (sv) == SVt_PVHV) \ |
|
|
782 | { \ |
|
|
783 | HE *he = hv_fetch_ent ((HV *)sv, ucoro_state_sv, 0, ucoro_state_hash); \ |
|
|
784 | \ |
|
|
785 | if (!he) \ |
|
|
786 | croak ("%s() -- %s is a hashref but lacks the " UCORO_STATE " key", func, # sv); \ |
|
|
787 | \ |
|
|
788 | (sv) = SvRV (HeVAL(he)); \ |
|
|
789 | } \ |
|
|
790 | \ |
|
|
791 | /* must also be changed inside Coro::Cont::yield */ \ |
|
|
792 | if (!SvOBJECT (sv) || SvSTASH (sv) != coro_state_stash) \ |
|
|
793 | croak ("%s() -- %s is not (and contains not) a Coro::State object", func, # sv); \ |
|
|
794 | \ |
|
|
795 | } while(0) |
|
|
796 | |
759 | |
797 | #define SvSTATE(sv) INT2PTR (struct coro *, SvIV (sv)) |
|
|
798 | |
|
|
799 | static void |
760 | static int |
|
|
761 | coro_state_clear (SV *sv, MAGIC *mg) |
|
|
762 | { |
|
|
763 | struct coro *coro = (struct coro *)mg->mg_ptr; |
|
|
764 | mg->mg_ptr = 0; |
|
|
765 | |
|
|
766 | coro_state_destroy (coro); |
|
|
767 | |
|
|
768 | return 0; |
|
|
769 | } |
|
|
770 | |
|
|
771 | static int |
|
|
772 | coro_state_dup (MAGIC *mg, CLONE_PARAMS *params) |
|
|
773 | { |
|
|
774 | struct coro *coro = (struct coro *)mg->mg_ptr; |
|
|
775 | |
|
|
776 | ++coro->refcnt; |
|
|
777 | |
|
|
778 | return 0; |
|
|
779 | } |
|
|
780 | |
|
|
781 | static MGVTBL coro_state_vtbl = { 0, 0, 0, 0, coro_state_clear, 0, coro_state_dup, 0 }; |
|
|
782 | |
|
|
783 | static struct coro * |
|
|
784 | SvSTATE (SV *coro) |
|
|
785 | { |
|
|
786 | HV *stash; |
|
|
787 | MAGIC *mg; |
|
|
788 | |
|
|
789 | if (SvROK (coro)) |
|
|
790 | coro = SvRV (coro); |
|
|
791 | |
|
|
792 | stash = SvSTASH (coro); |
|
|
793 | if (stash != coro_stash && stash != coro_state_stash) |
|
|
794 | { |
|
|
795 | /* very slow, but rare, check */ |
|
|
796 | if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State")) |
|
|
797 | croak ("Coro::State object required"); |
|
|
798 | } |
|
|
799 | |
|
|
800 | mg = SvMAGIC (coro); |
|
|
801 | assert (mg->mg_type == PERL_MAGIC_ext); |
|
|
802 | return (struct coro *)mg->mg_ptr; |
|
|
803 | } |
|
|
804 | |
|
|
805 | static void |
800 | api_transfer(pTHX_ SV *prev, SV *next, int flags) |
806 | api_transfer (pTHX_ SV *prev, SV *next, int flags) |
801 | { |
807 | { |
802 | SV_CORO (prev, "Coro::transfer"); |
|
|
803 | SV_CORO (next, "Coro::transfer"); |
|
|
804 | |
|
|
805 | transfer (aTHX_ SvSTATE (prev), SvSTATE (next), flags); |
808 | coro_state_transfer (aTHX_ SvSTATE (prev), SvSTATE (next), flags); |
806 | } |
809 | } |
807 | |
810 | |
808 | /** Coro ********************************************************************/ |
811 | /** Coro ********************************************************************/ |
809 | |
812 | |
810 | #define PRIO_MAX 3 |
813 | #define PRIO_MAX 3 |
… | |
… | |
814 | #define PRIO_IDLE -3 |
817 | #define PRIO_IDLE -3 |
815 | #define PRIO_MIN -4 |
818 | #define PRIO_MIN -4 |
816 | |
819 | |
817 | /* for Coro.pm */ |
820 | /* for Coro.pm */ |
818 | static GV *coro_current, *coro_idle; |
821 | static GV *coro_current, *coro_idle; |
819 | static AV *coro_ready[PRIO_MAX-PRIO_MIN+1]; |
822 | static AV *coro_ready [PRIO_MAX-PRIO_MIN+1]; |
820 | static int coro_nready; |
823 | static int coro_nready; |
821 | |
824 | |
822 | static void |
825 | static void |
823 | coro_enq (pTHX_ SV *sv) |
826 | coro_enq (pTHX_ SV *sv) |
824 | { |
827 | { |
825 | SV **xprio; |
|
|
826 | int prio; |
828 | int prio; |
827 | |
829 | |
828 | if (SvTYPE (sv) != SVt_PVHV) |
830 | if (SvTYPE (sv) != SVt_PVHV) |
829 | croak ("Coro::ready tried to enqueue something that is not a coroutine"); |
831 | croak ("Coro::ready tried to enqueue something that is not a coroutine"); |
830 | |
832 | |
831 | xprio = hv_fetch ((HV *)sv, "prio", 4, 0); |
833 | prio = SvSTATE (sv)->prio; |
832 | prio = xprio ? SvIV (*xprio) : PRIO_NORMAL; |
|
|
833 | |
|
|
834 | prio = prio > PRIO_MAX ? PRIO_MAX |
|
|
835 | : prio < PRIO_MIN ? PRIO_MIN |
|
|
836 | : prio; |
|
|
837 | |
834 | |
838 | av_push (coro_ready [prio - PRIO_MIN], sv); |
835 | av_push (coro_ready [prio - PRIO_MIN], sv); |
839 | coro_nready++; |
836 | coro_nready++; |
840 | } |
837 | } |
841 | |
838 | |
… | |
… | |
847 | min_prio -= PRIO_MIN; |
844 | min_prio -= PRIO_MIN; |
848 | if (min_prio < 0) |
845 | if (min_prio < 0) |
849 | min_prio = 0; |
846 | min_prio = 0; |
850 | |
847 | |
851 | for (prio = PRIO_MAX - PRIO_MIN + 1; --prio >= min_prio; ) |
848 | for (prio = PRIO_MAX - PRIO_MIN + 1; --prio >= min_prio; ) |
852 | if (av_len (coro_ready[prio]) >= 0) |
849 | if (AvFILLp (coro_ready [prio]) >= 0) |
853 | { |
850 | { |
854 | coro_nready--; |
851 | coro_nready--; |
855 | return av_shift (coro_ready[prio]); |
852 | return av_shift (coro_ready [prio]); |
856 | } |
853 | } |
857 | |
854 | |
858 | return 0; |
855 | return 0; |
859 | } |
856 | } |
860 | |
857 | |
… | |
… | |
875 | api_schedule (void) |
872 | api_schedule (void) |
876 | { |
873 | { |
877 | dTHX; |
874 | dTHX; |
878 | |
875 | |
879 | SV *prev, *next; |
876 | SV *prev, *next; |
|
|
877 | SV *current = GvSV (coro_current); |
880 | |
878 | |
|
|
879 | for (;;) |
|
|
880 | { |
881 | LOCK; |
881 | LOCK; |
882 | |
882 | |
883 | prev = SvRV (GvSV (coro_current)); |
|
|
884 | next = coro_deq (aTHX_ PRIO_MIN); |
883 | next = coro_deq (aTHX_ PRIO_MIN); |
885 | |
884 | |
886 | if (!next) |
885 | if (next) |
887 | next = SvREFCNT_inc (SvRV (GvSV (coro_idle))); |
886 | break; |
|
|
887 | |
|
|
888 | UNLOCK; |
|
|
889 | |
|
|
890 | { |
|
|
891 | dSP; |
|
|
892 | |
|
|
893 | ENTER; |
|
|
894 | SAVETMPS; |
|
|
895 | |
|
|
896 | PUSHMARK (SP); |
|
|
897 | PUTBACK; |
|
|
898 | call_sv (GvSV (coro_idle), G_DISCARD); |
|
|
899 | |
|
|
900 | FREETMPS; |
|
|
901 | LEAVE; |
|
|
902 | } |
|
|
903 | } |
|
|
904 | |
|
|
905 | prev = SvRV (current); |
|
|
906 | SvRV (current) = next; |
888 | |
907 | |
889 | /* free this only after the transfer */ |
908 | /* free this only after the transfer */ |
890 | coro_mortal = prev; |
909 | coro_mortal = prev; |
891 | SV_CORO (prev, "Coro::schedule"); |
|
|
892 | |
|
|
893 | SvRV (GvSV (coro_current)) = next; |
|
|
894 | |
|
|
895 | SV_CORO (next, "Coro::schedule"); |
|
|
896 | |
910 | |
897 | UNLOCK; |
911 | UNLOCK; |
898 | |
912 | |
899 | transfer (aTHX_ SvSTATE (prev), SvSTATE (next), |
913 | coro_state_transfer (aTHX_ SvSTATE (prev), SvSTATE (next), TRANSFER_SAVE_ALL); |
900 | TRANSFER_SAVE_ALL | TRANSFER_LAZY_STACK); |
|
|
901 | } |
914 | } |
|
|
915 | |
|
|
916 | static int coro_cede_self; |
902 | |
917 | |
903 | static void |
918 | static void |
904 | api_cede (void) |
919 | api_cede (void) |
905 | { |
920 | { |
906 | dTHX; |
921 | dTHX; |
|
|
922 | SV *current = SvREFCNT_inc (SvRV (GvSV (coro_current))); |
907 | |
923 | |
908 | LOCK; |
924 | LOCK; |
909 | coro_enq (aTHX_ SvREFCNT_inc (SvRV (GvSV (coro_current)))); |
925 | |
|
|
926 | if (coro_cede_self) |
|
|
927 | { |
|
|
928 | AV *runqueue = coro_ready [PRIO_MAX - PRIO_MIN]; |
|
|
929 | av_unshift (runqueue, 1); |
|
|
930 | av_store (runqueue, 0, current); |
|
|
931 | coro_nready++; |
|
|
932 | coro_cede_self = 0; |
|
|
933 | } |
|
|
934 | else |
|
|
935 | coro_enq (aTHX_ current); |
|
|
936 | |
910 | UNLOCK; |
937 | UNLOCK; |
911 | |
938 | |
912 | api_schedule (); |
939 | api_schedule (); |
913 | } |
940 | } |
914 | |
941 | |
915 | MODULE = Coro::State PACKAGE = Coro::State |
942 | MODULE = Coro::State PACKAGE = Coro::State |
916 | |
943 | |
917 | PROTOTYPES: ENABLE |
944 | PROTOTYPES: DISABLE |
918 | |
945 | |
919 | BOOT: |
946 | BOOT: |
920 | { /* {} necessary for stoopid perl-5.6.x */ |
947 | { |
921 | #ifdef USE_ITHREADS |
948 | #ifdef USE_ITHREADS |
922 | MUTEX_INIT (&coro_mutex); |
949 | MUTEX_INIT (&coro_mutex); |
923 | #endif |
950 | #endif |
924 | BOOT_PAGESIZE; |
951 | BOOT_PAGESIZE; |
925 | |
952 | |
926 | ucoro_state_sv = newSVpv (UCORO_STATE, sizeof(UCORO_STATE) - 1); |
|
|
927 | PERL_HASH(ucoro_state_hash, UCORO_STATE, sizeof(UCORO_STATE) - 1); |
|
|
928 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
953 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
929 | |
954 | |
930 | newCONSTSUB (coro_state_stash, "SAVE_DEFAV", newSViv (TRANSFER_SAVE_DEFAV)); |
955 | newCONSTSUB (coro_state_stash, "SAVE_DEFAV", newSViv (TRANSFER_SAVE_DEFAV)); |
931 | newCONSTSUB (coro_state_stash, "SAVE_DEFSV", newSViv (TRANSFER_SAVE_DEFSV)); |
956 | newCONSTSUB (coro_state_stash, "SAVE_DEFSV", newSViv (TRANSFER_SAVE_DEFSV)); |
932 | newCONSTSUB (coro_state_stash, "SAVE_ERRSV", newSViv (TRANSFER_SAVE_ERRSV)); |
957 | newCONSTSUB (coro_state_stash, "SAVE_ERRSV", newSViv (TRANSFER_SAVE_ERRSV)); |
933 | newCONSTSUB (coro_state_stash, "SAVE_CCTXT", newSViv (TRANSFER_SAVE_CCTXT)); |
|
|
934 | |
958 | |
935 | main_mainstack = PL_mainstack; |
959 | main_mainstack = PL_mainstack; |
936 | |
960 | |
937 | coroapi.ver = CORO_API_VERSION; |
961 | coroapi.ver = CORO_API_VERSION; |
938 | coroapi.transfer = api_transfer; |
962 | coroapi.transfer = api_transfer; |
939 | } |
|
|
940 | |
963 | |
941 | Coro::State |
964 | Newz (0, main_stack, 1, coro_stack); |
942 | _newprocess(args) |
965 | main_stack->idle_sp = (void *)-1; |
943 | SV * args |
966 | |
944 | PROTOTYPE: $ |
967 | assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL)); |
|
|
968 | } |
|
|
969 | |
|
|
970 | SV * |
|
|
971 | new (char *klass, ...) |
945 | CODE: |
972 | CODE: |
946 | Coro__State coro; |
973 | { |
|
|
974 | struct coro *coro; |
|
|
975 | HV *hv; |
|
|
976 | int i; |
947 | |
977 | |
948 | if (!SvROK (args) || SvTYPE (SvRV (args)) != SVt_PVAV) |
|
|
949 | croak ("Coro::State::_newprocess expects an arrayref"); |
|
|
950 | |
|
|
951 | Newz (0, coro, 1, struct coro); |
978 | Newz (0, coro, 1, struct coro); |
|
|
979 | coro->args = newAV (); |
952 | |
980 | |
953 | coro->args = (AV *)SvREFCNT_inc (SvRV (args)); |
981 | hv = newHV (); |
|
|
982 | sv_magicext ((SV *)hv, 0, PERL_MAGIC_ext, &coro_state_vtbl, (char *)coro, 0)->mg_flags |= MGf_DUP; |
|
|
983 | RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1)); |
|
|
984 | |
|
|
985 | av_push (coro->args, newSVsv (RETVAL)); |
|
|
986 | for (i = 1; i < items; i++) |
|
|
987 | av_push (coro->args, newSVsv (ST (i))); |
|
|
988 | |
|
|
989 | coro->stack = main_stack; |
954 | /*coro->mainstack = 0; *//*actual work is done inside transfer */ |
990 | /*coro->mainstack = 0; *//*actual work is done inside transfer */ |
955 | /*coro->stack = 0;*/ |
991 | /*coro->stack = 0;*/ |
956 | |
992 | } |
957 | /* same as JMPENV_BOOTSTRAP */ |
|
|
958 | /* we might be able to recycle start_env, but safe is safe */ |
|
|
959 | /*Zero (&coro->start_env, 1, JMPENV);*/ |
|
|
960 | coro->start_env.je_ret = -1; |
|
|
961 | coro->start_env.je_mustcatch = TRUE; |
|
|
962 | |
|
|
963 | RETVAL = coro; |
|
|
964 | OUTPUT: |
993 | OUTPUT: |
965 | RETVAL |
994 | RETVAL |
966 | |
995 | |
967 | void |
996 | void |
968 | transfer(prev, next, flags) |
997 | transfer (prev, next, flags) |
969 | SV *prev |
998 | SV *prev |
970 | SV *next |
999 | SV *next |
971 | int flags |
1000 | int flags |
972 | PROTOTYPE: @ |
|
|
973 | CODE: |
1001 | CODE: |
974 | PUTBACK; |
1002 | PUTBACK; |
975 | SV_CORO (next, "Coro::transfer"); |
|
|
976 | SV_CORO (prev, "Coro::transfer"); |
|
|
977 | transfer (aTHX_ SvSTATE (prev), SvSTATE (next), flags); |
1003 | coro_state_transfer (aTHX_ SvSTATE (prev), SvSTATE (next), flags); |
978 | SPAGAIN; |
1004 | SPAGAIN; |
979 | |
1005 | |
|
|
1006 | int |
|
|
1007 | prio (Coro::State coro, int newprio = 0) |
|
|
1008 | ALIAS: |
|
|
1009 | nice = 1 |
|
|
1010 | CODE: |
|
|
1011 | { |
|
|
1012 | RETVAL = coro->prio; |
|
|
1013 | |
|
|
1014 | if (items > 1) |
|
|
1015 | { |
|
|
1016 | if (ix) |
|
|
1017 | newprio += coro->prio; |
|
|
1018 | |
|
|
1019 | if (newprio < PRIO_MIN) newprio = PRIO_MIN; |
|
|
1020 | if (newprio > PRIO_MAX) newprio = PRIO_MAX; |
|
|
1021 | |
|
|
1022 | coro->prio = newprio; |
|
|
1023 | } |
|
|
1024 | } |
|
|
1025 | |
980 | void |
1026 | void |
981 | DESTROY(coro) |
1027 | _clear_idle_sp (Coro::State self) |
982 | Coro::State coro |
1028 | CODE: |
983 | CODE: |
1029 | self->stack->idle_sp = 0; |
984 | |
|
|
985 | if (coro->mainstack && coro->mainstack != main_mainstack) |
|
|
986 | { |
|
|
987 | struct coro temp; |
|
|
988 | |
|
|
989 | PUTBACK; |
|
|
990 | SAVE (aTHX_ (&temp), TRANSFER_SAVE_ALL); |
|
|
991 | LOAD (aTHX_ coro); |
|
|
992 | SPAGAIN; |
|
|
993 | |
|
|
994 | destroy_stacks (aTHX); |
|
|
995 | |
|
|
996 | LOAD ((&temp)); /* this will get rid of defsv etc.. */ |
|
|
997 | SPAGAIN; |
|
|
998 | |
|
|
999 | coro->mainstack = 0; |
|
|
1000 | } |
|
|
1001 | |
|
|
1002 | deallocate_stack (coro); |
|
|
1003 | SvREFCNT_dec (coro->args); |
|
|
1004 | Safefree (coro); |
|
|
1005 | |
1030 | |
1006 | void |
1031 | void |
|
|
1032 | _clone_state_from (SV *dst, SV *src) |
|
|
1033 | CODE: |
|
|
1034 | { |
|
|
1035 | struct coro *coro_src = SvSTATE (src); |
|
|
1036 | |
|
|
1037 | sv_unmagic (SvRV (dst), PERL_MAGIC_ext); |
|
|
1038 | |
|
|
1039 | ++coro_src->refcnt; |
|
|
1040 | sv_magicext (SvRV (dst), 0, PERL_MAGIC_ext, &coro_state_vtbl, (char *)coro_src, 0)->mg_flags |= MGf_DUP; |
|
|
1041 | } |
|
|
1042 | |
|
|
1043 | void |
1007 | _exit(code) |
1044 | _exit (code) |
1008 | int code |
1045 | int code |
1009 | PROTOTYPE: $ |
1046 | PROTOTYPE: $ |
1010 | CODE: |
1047 | CODE: |
1011 | _exit (code); |
1048 | _exit (code); |
1012 | |
1049 | |
1013 | MODULE = Coro::State PACKAGE = Coro::Cont |
1050 | MODULE = Coro::State PACKAGE = Coro::Cont |
1014 | |
1051 | |
1015 | # this is slightly dirty (should expose a c-level api) |
|
|
1016 | |
|
|
1017 | void |
1052 | void |
1018 | yield(...) |
1053 | yield (...) |
1019 | PROTOTYPE: @ |
1054 | PROTOTYPE: @ |
1020 | CODE: |
1055 | CODE: |
|
|
1056 | { |
1021 | SV *yieldstack; |
1057 | SV *yieldstack; |
1022 | SV *sv; |
1058 | SV *sv; |
1023 | AV *defav = GvAV (PL_defgv); |
1059 | AV *defav = GvAV (PL_defgv); |
1024 | struct coro *prev, *next; |
1060 | struct coro *prev, *next; |
1025 | |
1061 | |
… | |
… | |
1034 | av_fill (defav, items - 1); |
1070 | av_fill (defav, items - 1); |
1035 | while (items--) |
1071 | while (items--) |
1036 | av_store (defav, items, SvREFCNT_inc (ST(items))); |
1072 | av_store (defav, items, SvREFCNT_inc (ST(items))); |
1037 | |
1073 | |
1038 | sv = av_pop ((AV *)SvRV (yieldstack)); |
1074 | sv = av_pop ((AV *)SvRV (yieldstack)); |
1039 | prev = INT2PTR (struct coro *, SvIV ((SV*)SvRV (*av_fetch ((AV *)SvRV (sv), 0, 0)))); |
1075 | prev = SvSTATE (*av_fetch ((AV *)SvRV (sv), 0, 0)); |
1040 | next = INT2PTR (struct coro *, SvIV ((SV*)SvRV (*av_fetch ((AV *)SvRV (sv), 1, 0)))); |
1076 | next = SvSTATE (*av_fetch ((AV *)SvRV (sv), 1, 0)); |
1041 | SvREFCNT_dec (sv); |
1077 | SvREFCNT_dec (sv); |
1042 | |
1078 | |
1043 | transfer (aTHX_ prev, next, 0); |
1079 | coro_state_transfer (aTHX_ prev, next, 0); |
|
|
1080 | } |
1044 | |
1081 | |
1045 | MODULE = Coro::State PACKAGE = Coro |
1082 | MODULE = Coro::State PACKAGE = Coro |
1046 | |
1083 | |
1047 | # this is slightly dirty (should expose a c-level api) |
|
|
1048 | |
|
|
1049 | BOOT: |
1084 | BOOT: |
1050 | { |
1085 | { |
1051 | int i; |
1086 | int i; |
|
|
1087 | |
1052 | HV *stash = gv_stashpv ("Coro", TRUE); |
1088 | coro_stash = gv_stashpv ("Coro", TRUE); |
1053 | |
1089 | |
1054 | newCONSTSUB (stash, "PRIO_MAX", newSViv (PRIO_MAX)); |
1090 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX)); |
1055 | newCONSTSUB (stash, "PRIO_HIGH", newSViv (PRIO_HIGH)); |
1091 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH)); |
1056 | newCONSTSUB (stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL)); |
1092 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL)); |
1057 | newCONSTSUB (stash, "PRIO_LOW", newSViv (PRIO_LOW)); |
1093 | newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW)); |
1058 | newCONSTSUB (stash, "PRIO_IDLE", newSViv (PRIO_IDLE)); |
1094 | newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE)); |
1059 | newCONSTSUB (stash, "PRIO_MIN", newSViv (PRIO_MIN)); |
1095 | newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN)); |
1060 | |
1096 | |
1061 | coro_current = gv_fetchpv ("Coro::current", TRUE, SVt_PV); |
1097 | coro_current = gv_fetchpv ("Coro::current", TRUE, SVt_PV); |
1062 | coro_idle = gv_fetchpv ("Coro::idle" , TRUE, SVt_PV); |
1098 | coro_idle = gv_fetchpv ("Coro::idle" , TRUE, SVt_PV); |
1063 | |
1099 | |
1064 | for (i = PRIO_MAX - PRIO_MIN + 1; i--; ) |
1100 | for (i = PRIO_MAX - PRIO_MIN + 1; i--; ) |
… | |
… | |
1072 | coroapi.ready = api_ready; |
1108 | coroapi.ready = api_ready; |
1073 | coroapi.nready = &coro_nready; |
1109 | coroapi.nready = &coro_nready; |
1074 | coroapi.current = coro_current; |
1110 | coroapi.current = coro_current; |
1075 | |
1111 | |
1076 | GCoroAPI = &coroapi; |
1112 | GCoroAPI = &coroapi; |
1077 | sv_setiv(sv, (IV)&coroapi); |
1113 | sv_setiv (sv, (IV)&coroapi); |
1078 | SvREADONLY_on(sv); |
1114 | SvREADONLY_on (sv); |
1079 | } |
1115 | } |
1080 | } |
1116 | } |
1081 | |
1117 | |
1082 | #if !PERL_MICRO |
|
|
1083 | |
|
|
1084 | void |
1118 | void |
1085 | ready(self) |
1119 | ready (SV *self) |
1086 | SV * self |
|
|
1087 | PROTOTYPE: $ |
1120 | PROTOTYPE: $ |
1088 | CODE: |
1121 | CODE: |
1089 | api_ready (self); |
1122 | api_ready (self); |
1090 | |
1123 | |
1091 | #endif |
|
|
1092 | |
|
|
1093 | int |
1124 | int |
1094 | nready(...) |
1125 | nready (...) |
1095 | PROTOTYPE: |
1126 | PROTOTYPE: |
1096 | CODE: |
1127 | CODE: |
1097 | RETVAL = coro_nready; |
1128 | RETVAL = coro_nready; |
1098 | OUTPUT: |
1129 | OUTPUT: |
1099 | RETVAL |
1130 | RETVAL |
1100 | |
1131 | |
1101 | void |
1132 | void |
1102 | schedule(...) |
1133 | schedule (...) |
1103 | PROTOTYPE: |
1134 | PROTOTYPE: |
1104 | CODE: |
1135 | CODE: |
1105 | api_schedule (); |
1136 | api_schedule (); |
1106 | |
1137 | |
1107 | void |
1138 | void |
|
|
1139 | _set_cede_self () |
|
|
1140 | CODE: |
|
|
1141 | coro_cede_self = 1; |
|
|
1142 | |
|
|
1143 | void |
1108 | cede(...) |
1144 | cede (...) |
1109 | PROTOTYPE: |
1145 | PROTOTYPE: |
1110 | CODE: |
1146 | CODE: |
1111 | api_cede (); |
1147 | api_cede (); |
1112 | |
1148 | |
1113 | # and these are hacks |
1149 | MODULE = Coro::State PACKAGE = Coro::AIO |
|
|
1150 | |
1114 | SV * |
1151 | SV * |
1115 | _aio_get_state () |
1152 | _get_state () |
1116 | CODE: |
1153 | CODE: |
1117 | { |
1154 | { |
1118 | struct { |
1155 | struct { |
1119 | int errorno; |
1156 | int errorno; |
1120 | int laststype; |
1157 | int laststype; |
… | |
… | |
1131 | } |
1168 | } |
1132 | OUTPUT: |
1169 | OUTPUT: |
1133 | RETVAL |
1170 | RETVAL |
1134 | |
1171 | |
1135 | void |
1172 | void |
1136 | _aio_set_state (char *data_) |
1173 | _set_state (char *data_) |
1137 | PROTOTYPE: $ |
1174 | PROTOTYPE: $ |
1138 | CODE: |
1175 | CODE: |
1139 | { |
1176 | { |
1140 | struct { |
1177 | struct { |
1141 | int errorno; |
1178 | int errorno; |