| … | |
… | |
| 195 | |
195 | |
| 196 | return newpadlist; |
196 | return newpadlist; |
| 197 | } |
197 | } |
| 198 | |
198 | |
| 199 | #ifdef MAY_FLUSH |
199 | #ifdef MAY_FLUSH |
| 200 | STATIC AV * |
200 | STATIC void |
| 201 | free_padlist (AV *padlist) |
201 | free_padlist (AV *padlist) |
| 202 | { |
202 | { |
| 203 | /* may be during global destruction */ |
203 | /* may be during global destruction */ |
| 204 | if (SvREFCNT(padlist)) |
204 | if (SvREFCNT(padlist)) |
| 205 | { |
205 | { |
| … | |
… | |
| 514 | dSP; |
514 | dSP; |
| 515 | SWITCHSTACK (PL_curstack, PL_curstackinfo->si_stack); |
515 | SWITCHSTACK (PL_curstack, PL_curstackinfo->si_stack); |
| 516 | PUTBACK; /* possibly superfluous */ |
516 | PUTBACK; /* possibly superfluous */ |
| 517 | } |
517 | } |
| 518 | |
518 | |
|
|
519 | if (PL_main_cv != Nullcv) /* don't during destruction. hack? */ |
| 519 | dounwind(-1); |
520 | dounwind(-1); |
| 520 | |
521 | |
| 521 | SvREFCNT_dec(PL_curstackinfo->si_stack); |
522 | SvREFCNT_dec(PL_curstackinfo->si_stack); |
| 522 | Safefree(PL_curstackinfo->si_cxstack); |
523 | Safefree(PL_curstackinfo->si_cxstack); |
| 523 | Safefree(PL_curstackinfo); |
524 | Safefree(PL_curstackinfo); |
| 524 | PL_curstackinfo = p; |
525 | PL_curstackinfo = p; |
| … | |
… | |
| 753 | } |
754 | } |
| 754 | |
755 | |
| 755 | /* must also be changed inside Coro::Cont::yield */ |
756 | /* must also be changed inside Coro::Cont::yield */ |
| 756 | if (SvROK(arg) && SvSTASH(SvRV(arg)) == coro_state_stash) |
757 | if (SvROK(arg) && SvSTASH(SvRV(arg)) == coro_state_stash) |
| 757 | return (struct coro *) SvIV((SV*)SvRV(arg)); |
758 | return (struct coro *) SvIV((SV*)SvRV(arg)); |
| 758 | else |
759 | |
| 759 | croak ("%s() -- %s is not (and contains not) a Coro::State object", funcname, varname); |
760 | croak ("%s() -- %s is not (and contains not) a Coro::State object", funcname, varname); |
|
|
761 | /*NORETURN*/ |
| 760 | } |
762 | } |
| 761 | |
763 | |
| 762 | static void |
764 | static void |
| 763 | api_transfer(pTHX_ SV *prev, SV *next, int flags) |
765 | api_transfer(pTHX_ SV *prev, SV *next, int flags) |
| 764 | { |
766 | { |
|
|
767 | transfer(aTHX_ |
| 765 | transfer(aTHX_ sv_to_coro (prev, "Coro::transfer", "prev"), |
768 | sv_to_coro (prev, "Coro::transfer", "prev"), |
| 766 | sv_to_coro (next, "Coro::transfer", "next"), |
769 | sv_to_coro (next, "Coro::transfer", "next"), |
| 767 | flags); |
770 | flags); |
| 768 | } |
771 | } |
| 769 | |
772 | |
| 770 | /** Coro ********************************************************************/ |
773 | /** Coro ********************************************************************/ |
| 771 | |
774 | |
| 772 | #define PRIO_MAX 3 |
775 | #define PRIO_MAX 3 |
| … | |
… | |
| 777 | #define PRIO_MIN -4 |
780 | #define PRIO_MIN -4 |
| 778 | |
781 | |
| 779 | /* for Coro.pm */ |
782 | /* for Coro.pm */ |
| 780 | static GV *coro_current, *coro_idle; |
783 | static GV *coro_current, *coro_idle; |
| 781 | static AV *coro_ready[PRIO_MAX-PRIO_MIN+1]; |
784 | static AV *coro_ready[PRIO_MAX-PRIO_MIN+1]; |
|
|
785 | static int coro_nready; |
| 782 | |
786 | |
| 783 | static void |
787 | static void |
| 784 | coro_enq (SV *sv) |
788 | coro_enq (SV *sv) |
| 785 | { |
789 | { |
| 786 | if (SvROK (sv)) |
790 | if (SvROK (sv)) |
| … | |
… | |
| 794 | prio = prio > PRIO_MAX ? PRIO_MAX |
798 | prio = prio > PRIO_MAX ? PRIO_MAX |
| 795 | : prio < PRIO_MIN ? PRIO_MIN |
799 | : prio < PRIO_MIN ? PRIO_MIN |
| 796 | : prio; |
800 | : prio; |
| 797 | |
801 | |
| 798 | av_push (coro_ready [prio - PRIO_MIN], sv); |
802 | av_push (coro_ready [prio - PRIO_MIN], sv); |
|
|
803 | coro_nready++; |
| 799 | |
804 | |
| 800 | return; |
805 | return; |
| 801 | } |
806 | } |
| 802 | } |
807 | } |
| 803 | |
808 | |
| … | |
… | |
| 813 | if (min_prio < 0) |
818 | if (min_prio < 0) |
| 814 | min_prio = 0; |
819 | min_prio = 0; |
| 815 | |
820 | |
| 816 | for (prio = PRIO_MAX - PRIO_MIN + 1; --prio >= min_prio; ) |
821 | for (prio = PRIO_MAX - PRIO_MIN + 1; --prio >= min_prio; ) |
| 817 | if (av_len (coro_ready[prio]) >= 0) |
822 | if (av_len (coro_ready[prio]) >= 0) |
|
|
823 | { |
|
|
824 | coro_nready--; |
| 818 | return av_shift (coro_ready[prio]); |
825 | return av_shift (coro_ready[prio]); |
|
|
826 | } |
| 819 | |
827 | |
| 820 | return 0; |
828 | return 0; |
| 821 | } |
829 | } |
| 822 | |
830 | |
| 823 | static void |
831 | static void |
| … | |
… | |
| 840 | |
848 | |
| 841 | if (!next) |
849 | if (!next) |
| 842 | next = SvREFCNT_inc (GvSV (coro_idle)); |
850 | next = SvREFCNT_inc (GvSV (coro_idle)); |
| 843 | |
851 | |
| 844 | GvSV (coro_current) = SvREFCNT_inc (next); |
852 | GvSV (coro_current) = SvREFCNT_inc (next); |
|
|
853 | transfer (aTHX_ |
| 845 | transfer (sv_to_coro (prev, "Coro::schedule", "current coroutine"), |
854 | sv_to_coro (prev, "Coro::schedule", "current coroutine"), |
| 846 | sv_to_coro (next, "Coro::schedule", "next coroutine"), |
855 | sv_to_coro (next, "Coro::schedule", "next coroutine"), |
| 847 | TRANSFER_SAVE_ALL | TRANSFER_LAZY_STACK); |
856 | TRANSFER_SAVE_ALL | TRANSFER_LAZY_STACK); |
| 848 | SvREFCNT_dec (next); |
857 | SvREFCNT_dec (next); |
| 849 | SvREFCNT_dec (prev); |
858 | SvREFCNT_dec (prev); |
| 850 | } |
859 | } |
| … | |
… | |
| 867 | if (!padlist_cache) |
876 | if (!padlist_cache) |
| 868 | padlist_cache = newHV (); |
877 | padlist_cache = newHV (); |
| 869 | |
878 | |
| 870 | main_mainstack = PL_mainstack; |
879 | main_mainstack = PL_mainstack; |
| 871 | |
880 | |
| 872 | { |
|
|
| 873 | SV *sv = perl_get_sv("Coro::API", 1); |
|
|
| 874 | |
|
|
| 875 | coroapi.ver = CORO_API_VERSION - 1; |
881 | coroapi.ver = CORO_API_VERSION; |
| 876 | coroapi.transfer = api_transfer; |
882 | coroapi.transfer = api_transfer; |
| 877 | coroapi.schedule = api_schedule; |
|
|
| 878 | coroapi.ready = api_ready; |
|
|
| 879 | |
|
|
| 880 | GCoroAPI = &coroapi; |
|
|
| 881 | sv_setiv(sv, (IV)&coroapi); |
|
|
| 882 | SvREADONLY_on(sv); |
|
|
| 883 | } |
|
|
| 884 | } |
883 | } |
| 885 | |
884 | |
| 886 | Coro::State |
885 | Coro::State |
| 887 | _newprocess(args) |
886 | _newprocess(args) |
| 888 | SV * args |
887 | SV * args |
| … | |
… | |
| 1006 | coro_current = gv_fetchpv ("Coro::current", TRUE, SVt_PV); |
1005 | coro_current = gv_fetchpv ("Coro::current", TRUE, SVt_PV); |
| 1007 | coro_idle = gv_fetchpv ("Coro::idle" , TRUE, SVt_PV); |
1006 | coro_idle = gv_fetchpv ("Coro::idle" , TRUE, SVt_PV); |
| 1008 | |
1007 | |
| 1009 | for (i = PRIO_MAX - PRIO_MIN + 1; i--; ) |
1008 | for (i = PRIO_MAX - PRIO_MIN + 1; i--; ) |
| 1010 | coro_ready[i] = newAV (); |
1009 | coro_ready[i] = newAV (); |
|
|
1010 | |
|
|
1011 | { |
|
|
1012 | SV *sv = perl_get_sv("Coro::API", 1); |
|
|
1013 | |
|
|
1014 | coroapi.schedule = api_schedule; |
|
|
1015 | coroapi.ready = api_ready; |
|
|
1016 | coroapi.nready = &coro_nready; |
|
|
1017 | coroapi.current = coro_current; |
|
|
1018 | |
|
|
1019 | GCoroAPI = &coroapi; |
|
|
1020 | sv_setiv(sv, (IV)&coroapi); |
|
|
1021 | SvREADONLY_on(sv); |
|
|
1022 | } |
| 1011 | } |
1023 | } |
| 1012 | |
1024 | |
| 1013 | void |
1025 | void |
| 1014 | ready(self) |
1026 | ready(self) |
| 1015 | SV * self |
1027 | SV * self |
| 1016 | CODE: |
1028 | CODE: |
| 1017 | api_ready (self); |
1029 | api_ready (self); |
| 1018 | |
1030 | |
|
|
1031 | int |
|
|
1032 | nready(...) |
|
|
1033 | PROTOTYPE: |
|
|
1034 | CODE: |
|
|
1035 | RETVAL = coro_nready; |
|
|
1036 | OUTPUT: |
|
|
1037 | RETVAL |
|
|
1038 | |
| 1019 | void |
1039 | void |
| 1020 | schedule(...) |
1040 | schedule(...) |
|
|
1041 | PROTOTYPE: |
| 1021 | ALIAS: |
1042 | ALIAS: |
| 1022 | cede = 1 |
1043 | cede = 1 |
| 1023 | CODE: |
1044 | CODE: |
| 1024 | api_schedule (ix); |
1045 | api_schedule (ix); |
| 1025 | |
1046 | |
