… | |
… | |
2 | #define USE_NO_MINGW_SETJMP_TWO_ARGS |
2 | #define USE_NO_MINGW_SETJMP_TWO_ARGS |
3 | |
3 | |
4 | #define NDEBUG 1 /* perl usually disables NDEBUG later */ |
4 | #define NDEBUG 1 /* perl usually disables NDEBUG later */ |
5 | |
5 | |
6 | #include "libcoro/coro.c" |
6 | #include "libcoro/coro.c" |
|
|
7 | |
|
|
8 | #if CORO_UCONTEXT |
|
|
9 | #define CORO_BACKEND "ucontext" |
|
|
10 | #elif CORO_SJLJ |
|
|
11 | #define CORO_BACKEND "sjlj" |
|
|
12 | #elif CORO_LINUX |
|
|
13 | #define CORO_BACKEND "linux" |
|
|
14 | #elif CORO_LOSER |
|
|
15 | #define CORO_BACKEND "loser" |
|
|
16 | #elif CORO_FIBER |
|
|
17 | #define CORO_BACKEND "fiber" |
|
|
18 | #elif CORO_IRIX |
|
|
19 | #define CORO_BACKEND "irix" |
|
|
20 | #elif CORO_ASM |
|
|
21 | #define CORO_BACKEND "asm" |
|
|
22 | #elif CORO_PTHREAD |
|
|
23 | #define CORO_BACKEND "pthread" |
|
|
24 | #else |
|
|
25 | #define CORO_BACKEND "unknown" |
|
|
26 | #endif |
7 | |
27 | |
8 | #define PERL_NO_GET_CONTEXT |
28 | #define PERL_NO_GET_CONTEXT |
9 | #define PERL_EXT |
29 | #define PERL_EXT |
10 | |
30 | |
11 | #include "EXTERN.h" |
31 | #include "EXTERN.h" |
… | |
… | |
14 | #include "perliol.h" |
34 | #include "perliol.h" |
15 | |
35 | |
16 | #include "schmorp.h" |
36 | #include "schmorp.h" |
17 | |
37 | |
18 | #define ECB_NO_THREADS 1 |
38 | #define ECB_NO_THREADS 1 |
|
|
39 | #define ECB_NO_LIBM 1 |
19 | #include "ecb.h" |
40 | #include "ecb.h" |
20 | |
41 | |
21 | #include <stddef.h> |
42 | #include <stddef.h> |
22 | #include <stdio.h> |
43 | #include <stdio.h> |
23 | #include <errno.h> |
44 | #include <errno.h> |
24 | #include <assert.h> |
45 | #include <assert.h> |
|
|
46 | |
|
|
47 | #ifndef SvREFCNT_dec_NN |
|
|
48 | #define SvREFCNT_dec_NN(sv) SvREFCNT_dec (sv) |
|
|
49 | #endif |
|
|
50 | |
|
|
51 | #ifndef SvREFCNT_inc_NN |
|
|
52 | #define SvREFCNT_inc_NN(sv) SvREFCNT_inc (sv) |
|
|
53 | #endif |
25 | |
54 | |
26 | #ifndef SVs_PADSTALE |
55 | #ifndef SVs_PADSTALE |
27 | # define SVs_PADSTALE 0 |
56 | # define SVs_PADSTALE 0 |
28 | #endif |
57 | #endif |
29 | |
58 | |
… | |
… | |
41 | # define PadlistNAMES(pl) (*PadlistARRAY (pl)) |
70 | # define PadlistNAMES(pl) (*PadlistARRAY (pl)) |
42 | # define PadARRAY AvARRAY |
71 | # define PadARRAY AvARRAY |
43 | # define PadMAX AvFILLp |
72 | # define PadMAX AvFILLp |
44 | # define newPADLIST(var) ((var) = newAV (), av_extend (var, 1)) |
73 | # define newPADLIST(var) ((var) = newAV (), av_extend (var, 1)) |
45 | #endif |
74 | #endif |
|
|
75 | #ifndef PadnamelistREFCNT |
|
|
76 | # define PadnamelistREFCNT(pnl) SvREFCNT (pnl) |
|
|
77 | #endif |
|
|
78 | #ifndef PadnamelistREFCNT_dec |
|
|
79 | # define PadnamelistREFCNT_dec(pnl) SvREFCNT_dec (pnl) |
|
|
80 | #endif |
46 | |
81 | |
47 | /* 5.19.something has replaced SVt_BIND by SVt_INVLIST */ |
82 | /* 5.19.something has replaced SVt_BIND by SVt_INVLIST */ |
48 | /* we just alias it to SVt_IV, as that is sufficient for swap_sv for now */ |
83 | /* we just alias it to SVt_IV, as that is sufficient for swap_sv for now */ |
49 | #if PERL_VERSION_ATLEAST(5,19,0) |
84 | #if PERL_VERSION_ATLEAST(5,19,0) |
50 | # define SVt_BIND SVt_IV |
85 | # define SVt_BIND SVt_IV |
… | |
… | |
101 | # define CORO_CLOCK_MONOTONIC 1 |
136 | # define CORO_CLOCK_MONOTONIC 1 |
102 | # define CORO_CLOCK_THREAD_CPUTIME_ID 3 |
137 | # define CORO_CLOCK_THREAD_CPUTIME_ID 3 |
103 | # endif |
138 | # endif |
104 | #endif |
139 | #endif |
105 | |
140 | |
|
|
141 | /* one off bugfix for perl 5.22 */ |
|
|
142 | #if PERL_VERSION_ATLEAST(5,22,0) && !PERL_VERSION_ATLEAST(5,24,0) |
|
|
143 | # undef PadlistNAMES |
|
|
144 | # define PadlistNAMES(pl) *((PADNAMELIST **)PadlistARRAY (pl)) |
|
|
145 | #endif |
|
|
146 | |
|
|
147 | #if PERL_VERSION_ATLEAST(5,24,0) |
|
|
148 | # define SUB_ARGARRAY PL_curpad[0] |
|
|
149 | #else |
|
|
150 | # define SUB_ARGARRAY (SV *)cx->blk_sub.argarray |
|
|
151 | #endif |
|
|
152 | |
|
|
153 | /* perl usually suppresses asserts. for debugging, we sometimes force it to be on */ |
|
|
154 | #if 0 |
|
|
155 | # undef NDEBUG |
|
|
156 | # include <assert.h> |
|
|
157 | #endif |
|
|
158 | |
106 | static double (*nvtime)(); /* so why doesn't it take void? */ |
159 | static double (*nvtime)(); /* so why doesn't it take void? */ |
107 | static void (*u2time)(pTHX_ UV ret[2]); |
160 | static void (*u2time)(pTHX_ UV ret[2]); |
108 | |
161 | |
109 | /* we hijack an hopefully unused CV flag for our purposes */ |
162 | /* we hijack an hopefully unused CV flag for our purposes */ |
110 | #define CVf_SLF 0x4000 |
163 | #define CVf_SLF 0x4000 |
… | |
… | |
125 | |
178 | |
126 | static GV *irsgv; /* $/ */ |
179 | static GV *irsgv; /* $/ */ |
127 | static GV *stdoutgv; /* *STDOUT */ |
180 | static GV *stdoutgv; /* *STDOUT */ |
128 | static SV *rv_diehook; |
181 | static SV *rv_diehook; |
129 | static SV *rv_warnhook; |
182 | static SV *rv_warnhook; |
130 | static HV *hv_sig; /* %SIG */ |
|
|
131 | |
183 | |
132 | /* async_pool helper stuff */ |
184 | /* async_pool helper stuff */ |
133 | static SV *sv_pool_rss; |
185 | static SV *sv_pool_rss; |
134 | static SV *sv_pool_size; |
186 | static SV *sv_pool_size; |
135 | static SV *sv_async_pool_idle; /* description string */ |
187 | static SV *sv_async_pool_idle; /* description string */ |
… | |
… | |
231 | int usecount; /* number of transfers to this coro */ |
283 | int usecount; /* number of transfers to this coro */ |
232 | |
284 | |
233 | /* coro process data */ |
285 | /* coro process data */ |
234 | int prio; |
286 | int prio; |
235 | SV *except; /* exception to be thrown */ |
287 | SV *except; /* exception to be thrown */ |
236 | SV *rouse_cb; /* last rouse callback */ |
288 | SV *rouse_cb; /* most recently created rouse callback */ |
237 | AV *on_destroy; /* callbacks or coros to notify on destroy */ |
289 | AV *on_destroy; /* callbacks or coros to notify on destroy */ |
238 | AV *status; /* the exit status list */ |
290 | AV *status; /* the exit status list */ |
239 | |
291 | |
240 | /* async_pool */ |
292 | /* async_pool */ |
241 | SV *saved_deffh; |
293 | SV *saved_deffh; |
242 | SV *invoke_cb; |
294 | SV *invoke_cb; |
243 | AV *invoke_av; |
295 | AV *invoke_av; |
244 | |
296 | |
245 | /* on_enter/on_leave */ |
297 | /* on_enter/on_leave */ |
246 | AV *on_enter; |
298 | AV *on_enter; AV *on_enter_xs; |
247 | AV *on_leave; |
299 | AV *on_leave; AV *on_leave_xs; |
248 | |
300 | |
249 | /* swap_sv */ |
301 | /* swap_sv */ |
250 | AV *swap_sv; |
302 | AV *swap_sv; |
251 | |
303 | |
252 | /* times */ |
304 | /* times */ |
… | |
… | |
488 | |
540 | |
489 | return 0; |
541 | return 0; |
490 | } |
542 | } |
491 | |
543 | |
492 | ecb_inline struct coro * |
544 | ecb_inline struct coro * |
493 | SvSTATE_ (pTHX_ SV *coro) |
545 | SvSTATE_ (pTHX_ SV *coro_sv) |
494 | { |
546 | { |
495 | MAGIC *mg; |
547 | MAGIC *mg; |
496 | |
548 | |
497 | if (SvROK (coro)) |
549 | if (SvROK (coro_sv)) |
498 | coro = SvRV (coro); |
550 | coro_sv = SvRV (coro_sv); |
499 | |
551 | |
500 | mg = SvSTATEhv_p (aTHX_ coro); |
552 | mg = SvSTATEhv_p (aTHX_ coro_sv); |
501 | if (!mg) |
553 | if (!mg) |
502 | croak ("Coro::State object required"); |
554 | croak ("Coro::State object required"); |
503 | |
555 | |
504 | return (struct coro *)mg->mg_ptr; |
556 | return (struct coro *)mg->mg_ptr; |
505 | } |
557 | } |
… | |
… | |
516 | ecb_inline PADLIST * |
568 | ecb_inline PADLIST * |
517 | coro_derive_padlist (pTHX_ CV *cv) |
569 | coro_derive_padlist (pTHX_ CV *cv) |
518 | { |
570 | { |
519 | PADLIST *padlist = CvPADLIST (cv); |
571 | PADLIST *padlist = CvPADLIST (cv); |
520 | PADLIST *newpadlist; |
572 | PADLIST *newpadlist; |
|
|
573 | PADNAMELIST *padnames; |
521 | PAD *newpad; |
574 | PAD *newpad; |
522 | PADOFFSET off = PadlistMAX (padlist) + 1; |
575 | PADOFFSET off = PadlistMAX (padlist) + 1; |
523 | |
576 | |
524 | #if NEWPADAPI |
577 | #if NEWPADAPI |
525 | |
578 | |
… | |
… | |
552 | AvREAL_off (newpadlist); |
605 | AvREAL_off (newpadlist); |
553 | #endif |
606 | #endif |
554 | |
607 | |
555 | /* Already extended to 2 elements by newPADLIST. */ |
608 | /* Already extended to 2 elements by newPADLIST. */ |
556 | PadlistMAX (newpadlist) = 1; |
609 | PadlistMAX (newpadlist) = 1; |
557 | PadlistNAMES (newpadlist) = (PADNAMELIST *)SvREFCNT_inc_NN (PadlistNAMES (padlist)); |
610 | |
|
|
611 | padnames = PadlistNAMES (padlist); |
|
|
612 | ++PadnamelistREFCNT (padnames); |
|
|
613 | PadlistNAMES (newpadlist) = padnames; |
|
|
614 | |
558 | PadlistARRAY (newpadlist)[1] = newpad; |
615 | PadlistARRAY (newpadlist)[1] = newpad; |
559 | |
616 | |
560 | return newpadlist; |
617 | return newpadlist; |
561 | } |
618 | } |
562 | |
619 | |
… | |
… | |
583 | PadMAX (pad) = -1; |
640 | PadMAX (pad) = -1; |
584 | SvREFCNT_dec (pad); |
641 | SvREFCNT_dec (pad); |
585 | } |
642 | } |
586 | } |
643 | } |
587 | |
644 | |
588 | SvREFCNT_dec (PadlistNAMES (padlist)); |
645 | PadnamelistREFCNT_dec (PadlistNAMES (padlist)); |
589 | |
646 | |
590 | #if NEWPADAPI |
647 | #if NEWPADAPI |
591 | Safefree (PadlistARRAY (padlist)); |
648 | Safefree (PadlistARRAY (padlist)); |
592 | Safefree (padlist); |
649 | Safefree (padlist); |
593 | #else |
650 | #else |
… | |
… | |
689 | tmp.sv_u = a->sv_u; a->sv_u = b->sv_u; b->sv_u = tmp.sv_u; |
746 | tmp.sv_u = a->sv_u; a->sv_u = b->sv_u; b->sv_u = tmp.sv_u; |
690 | |
747 | |
691 | /* if SvANY points to the head, we need to adjust the pointers, |
748 | /* if SvANY points to the head, we need to adjust the pointers, |
692 | * as the pointer for a still points to b, and maybe vice versa. |
749 | * as the pointer for a still points to b, and maybe vice versa. |
693 | */ |
750 | */ |
694 | #define svany_in_head(type) \ |
751 | U32 svany_in_head_set = (1 << SVt_NULL) | (1 << SVt_BIND) | (1 << SVt_IV) | (1 << SVt_RV); |
695 | (((1 << SVt_NULL) | (1 << SVt_BIND) | (1 << SVt_IV) | (1 << SVt_RV)) & (1 << (type))) |
752 | #if NVSIZE <= IVSIZE && PERL_VERSION_ATLEAST(5,22,0) |
|
|
753 | svany_in_head_set |= 1 << SVt_NV; |
|
|
754 | #endif |
|
|
755 | |
|
|
756 | #define svany_in_head(type) (svany_in_head_set & (1 << (type))) |
696 | |
757 | |
697 | if (svany_in_head (SvTYPE (a))) |
758 | if (svany_in_head (SvTYPE (a))) |
698 | SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a); |
759 | SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a); |
699 | |
760 | |
700 | if (svany_in_head (SvTYPE (b))) |
761 | if (svany_in_head (SvTYPE (b))) |
… | |
… | |
703 | #endif |
764 | #endif |
704 | } |
765 | } |
705 | |
766 | |
706 | /* swap sv heads, at least logically */ |
767 | /* swap sv heads, at least logically */ |
707 | static void |
768 | static void |
708 | swap_svs (pTHX_ Coro__State c) |
769 | swap_svs_enter (pTHX_ Coro__State c) |
709 | { |
770 | { |
710 | int i; |
771 | int i; |
711 | |
772 | |
712 | for (i = 0; i <= AvFILLp (c->swap_sv); i += 2) |
773 | for (i = 0; i <= AvFILLp (c->swap_sv); i += 2) |
713 | swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]); |
774 | swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]); |
714 | } |
775 | } |
715 | |
776 | |
|
|
777 | static void |
|
|
778 | swap_svs_leave (pTHX_ Coro__State c) |
|
|
779 | { |
|
|
780 | int i; |
|
|
781 | |
|
|
782 | for (i = AvFILLp (c->swap_sv) - 1; i >= 0; i -= 2) |
|
|
783 | swap_sv (AvARRAY (c->swap_sv)[i], AvARRAY (c->swap_sv)[i + 1]); |
|
|
784 | } |
|
|
785 | |
716 | #define SWAP_SVS(coro) \ |
786 | #define SWAP_SVS_ENTER(coro) \ |
717 | if (ecb_expect_false ((coro)->swap_sv)) \ |
787 | if (ecb_expect_false ((coro)->swap_sv)) \ |
718 | swap_svs (aTHX_ (coro)) |
788 | swap_svs_enter (aTHX_ (coro)) |
|
|
789 | |
|
|
790 | #define SWAP_SVS_LEAVE(coro) \ |
|
|
791 | if (ecb_expect_false ((coro)->swap_sv)) \ |
|
|
792 | swap_svs_leave (aTHX_ (coro)) |
719 | |
793 | |
720 | static void |
794 | static void |
721 | on_enterleave_call (pTHX_ SV *cb); |
795 | on_enterleave_call (pTHX_ SV *cb); |
722 | |
796 | |
723 | static void |
797 | static void |
… | |
… | |
768 | |
842 | |
769 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
843 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
770 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
844 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
771 | } |
845 | } |
772 | |
846 | |
|
|
847 | if (ecb_expect_false (c->on_enter_xs)) |
|
|
848 | { |
|
|
849 | int i; |
|
|
850 | |
|
|
851 | for (i = 0; i <= AvFILLp (c->on_enter_xs); i += 2) |
|
|
852 | ((coro_enterleave_hook)AvARRAY (c->on_enter_xs)[i]) (aTHX_ AvARRAY (c->on_enter_xs)[i + 1]); |
|
|
853 | } |
|
|
854 | |
773 | SWAP_SVS (c); |
855 | SWAP_SVS_ENTER (c); |
774 | } |
856 | } |
775 | |
857 | |
776 | static void |
858 | static void |
777 | save_perl (pTHX_ Coro__State c) |
859 | save_perl (pTHX_ Coro__State c) |
778 | { |
860 | { |
779 | SWAP_SVS (c); |
861 | SWAP_SVS_LEAVE (c); |
|
|
862 | |
|
|
863 | if (ecb_expect_false (c->on_leave_xs)) |
|
|
864 | { |
|
|
865 | int i; |
|
|
866 | |
|
|
867 | for (i = AvFILLp (c->on_leave_xs) - 1; i >= 0; i -= 2) |
|
|
868 | ((coro_enterleave_hook)AvARRAY (c->on_leave_xs)[i]) (aTHX_ AvARRAY (c->on_leave_xs)[i + 1]); |
|
|
869 | } |
780 | |
870 | |
781 | if (ecb_expect_false (c->on_leave)) |
871 | if (ecb_expect_false (c->on_leave)) |
782 | { |
872 | { |
783 | int i; |
873 | int i; |
784 | |
874 | |
… | |
… | |
911 | #endif |
1001 | #endif |
912 | |
1002 | |
913 | New(54,PL_savestack,24,ANY); |
1003 | New(54,PL_savestack,24,ANY); |
914 | PL_savestack_ix = 0; |
1004 | PL_savestack_ix = 0; |
915 | PL_savestack_max = 24; |
1005 | PL_savestack_max = 24; |
|
|
1006 | #if PERL_VERSION_ATLEAST (5,24,0) |
|
|
1007 | /* perl 5.24 moves SS_MAXPUSH optimisation from */ |
|
|
1008 | /* the header macros to PL_savestack_max */ |
|
|
1009 | PL_savestack_max -= SS_MAXPUSH; |
|
|
1010 | #endif |
916 | |
1011 | |
917 | #if !PERL_VERSION_ATLEAST (5,10,0) |
1012 | #if !PERL_VERSION_ATLEAST (5,10,0) |
918 | New(54,PL_retstack,4,OP*); |
1013 | New(54,PL_retstack,4,OP*); |
919 | PL_retstack_ix = 0; |
1014 | PL_retstack_ix = 0; |
920 | PL_retstack_max = 4; |
1015 | PL_retstack_max = 4; |
… | |
… | |
986 | } |
1081 | } |
987 | |
1082 | |
988 | return rss; |
1083 | return rss; |
989 | } |
1084 | } |
990 | |
1085 | |
991 | /** coroutine stack handling ************************************************/ |
1086 | /** provide custom get/set/clear methods for %SIG elements ******************/ |
992 | |
|
|
993 | static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg); |
|
|
994 | static int (*orig_sigelem_set) (pTHX_ SV *sv, MAGIC *mg); |
|
|
995 | static int (*orig_sigelem_clr) (pTHX_ SV *sv, MAGIC *mg); |
|
|
996 | |
1087 | |
997 | /* apparently < 5.8.8 */ |
1088 | /* apparently < 5.8.8 */ |
998 | #ifndef MgPV_nolen_const |
1089 | #ifndef MgPV_nolen_const |
999 | #define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \ |
1090 | #define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \ |
1000 | SvPV_nolen((SV*)((mg)->mg_ptr)) : \ |
1091 | SvPV_nolen((SV*)((mg)->mg_ptr)) : \ |
1001 | (const char*)(mg)->mg_ptr) |
1092 | (const char*)(mg)->mg_ptr) |
1002 | #endif |
1093 | #endif |
|
|
1094 | |
|
|
1095 | /* this will be a patched copy of PL_vtbl_sigelem */ |
|
|
1096 | static MGVTBL coro_sigelem_vtbl; |
|
|
1097 | |
|
|
1098 | static int ecb_cold |
|
|
1099 | coro_sig_copy (pTHX_ SV *sv, MAGIC *mg, SV *nsv, const char *name, I32 namlen) |
|
|
1100 | { |
|
|
1101 | char *key = SvPV_nolen ((SV *)name); |
|
|
1102 | |
|
|
1103 | /* do what mg_copy normally does */ |
|
|
1104 | sv_magic (nsv, mg->mg_obj, PERL_MAGIC_sigelem, name, namlen); |
|
|
1105 | assert (mg_find (nsv, PERL_MAGIC_sigelem)->mg_virtual == &PL_vtbl_sigelem); |
|
|
1106 | |
|
|
1107 | /* patch sigelem vtbl, but only for __WARN__ and __DIE__ */ |
|
|
1108 | if (*key == '_' |
|
|
1109 | && (strEQ (key, "__DIE__") |
|
|
1110 | || strEQ (key, "__WARN__"))) |
|
|
1111 | mg_find (nsv, PERL_MAGIC_sigelem)->mg_virtual = &coro_sigelem_vtbl; |
|
|
1112 | |
|
|
1113 | return 1; |
|
|
1114 | } |
|
|
1115 | |
|
|
1116 | /* perl does not have a %SIG vtbl, we provide one so we can override */ |
|
|
1117 | /* the magic vtbl for the __DIE__ and __WARN__ members */ |
|
|
1118 | static const MGVTBL coro_sig_vtbl = { |
|
|
1119 | 0, 0, 0, 0, 0, |
|
|
1120 | coro_sig_copy |
|
|
1121 | }; |
1003 | |
1122 | |
1004 | /* |
1123 | /* |
1005 | * This overrides the default magic get method of %SIG elements. |
1124 | * This overrides the default magic get method of %SIG elements. |
1006 | * The original one doesn't provide for reading back of PL_diehook/PL_warnhook |
1125 | * The original one doesn't provide for reading back of PL_diehook/PL_warnhook |
1007 | * and instead of trying to save and restore the hash elements (extremely slow), |
1126 | * and instead of trying to save and restore the hash elements (extremely slow), |
… | |
… | |
1009 | */ |
1128 | */ |
1010 | static int ecb_cold |
1129 | static int ecb_cold |
1011 | coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg) |
1130 | coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg) |
1012 | { |
1131 | { |
1013 | const char *s = MgPV_nolen_const (mg); |
1132 | const char *s = MgPV_nolen_const (mg); |
|
|
1133 | /* the key must be either __DIE__ or __WARN__ here */ |
|
|
1134 | SV **svp = s[2] == 'D' ? &PL_diehook : &PL_warnhook; |
1014 | |
1135 | |
1015 | if (*s == '_') |
1136 | SV *ssv; |
1016 | { |
|
|
1017 | SV **svp = 0; |
|
|
1018 | |
1137 | |
1019 | if (strEQ (s, "__DIE__" )) svp = &PL_diehook; |
|
|
1020 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
|
|
1021 | |
|
|
1022 | if (svp) |
1138 | if (!*svp) |
1023 | { |
|
|
1024 | SV *ssv; |
|
|
1025 | |
|
|
1026 | if (!*svp) |
|
|
1027 | ssv = &PL_sv_undef; |
1139 | ssv = &PL_sv_undef; |
1028 | else if (SvTYPE (*svp) == SVt_PVCV) /* perlio directly stores a CV in warnhook. ugh. */ |
1140 | else if (SvTYPE (*svp) == SVt_PVCV) /* perlio directly stores a CV in warnhook. ugh. */ |
1029 | ssv = sv_2mortal (newRV_inc (*svp)); |
1141 | ssv = sv_2mortal (newRV_inc (*svp)); |
1030 | else |
1142 | else |
1031 | ssv = *svp; |
1143 | ssv = *svp; |
1032 | |
1144 | |
1033 | sv_setsv (sv, ssv); |
1145 | sv_setsv (sv, ssv); |
1034 | return 0; |
1146 | return 0; |
1035 | } |
|
|
1036 | } |
|
|
1037 | |
|
|
1038 | return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0; |
|
|
1039 | } |
1147 | } |
1040 | |
1148 | |
1041 | static int ecb_cold |
1149 | static int ecb_cold |
1042 | coro_sigelem_clr (pTHX_ SV *sv, MAGIC *mg) |
1150 | coro_sigelem_clr (pTHX_ SV *sv, MAGIC *mg) |
1043 | { |
1151 | { |
1044 | const char *s = MgPV_nolen_const (mg); |
1152 | const char *s = MgPV_nolen_const (mg); |
|
|
1153 | /* the key must be either __DIE__ or __WARN__ here */ |
|
|
1154 | SV **svp = s[2] == 'D' ? &PL_diehook : &PL_warnhook; |
1045 | |
1155 | |
1046 | if (*s == '_') |
|
|
1047 | { |
|
|
1048 | SV **svp = 0; |
|
|
1049 | |
|
|
1050 | if (strEQ (s, "__DIE__" )) svp = &PL_diehook; |
|
|
1051 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
|
|
1052 | |
|
|
1053 | if (svp) |
|
|
1054 | { |
|
|
1055 | SV *old = *svp; |
1156 | SV *old = *svp; |
1056 | *svp = 0; |
1157 | *svp = 0; |
1057 | SvREFCNT_dec (old); |
1158 | SvREFCNT_dec (old); |
1058 | return 0; |
1159 | return 0; |
1059 | } |
|
|
1060 | } |
|
|
1061 | |
|
|
1062 | return orig_sigelem_clr ? orig_sigelem_clr (aTHX_ sv, mg) : 0; |
|
|
1063 | } |
1160 | } |
1064 | |
1161 | |
1065 | static int ecb_cold |
1162 | static int ecb_cold |
1066 | coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg) |
1163 | coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg) |
1067 | { |
1164 | { |
1068 | const char *s = MgPV_nolen_const (mg); |
1165 | const char *s = MgPV_nolen_const (mg); |
|
|
1166 | /* the key must be either __DIE__ or __WARN__ here */ |
|
|
1167 | SV **svp = s[2] == 'D' ? &PL_diehook : &PL_warnhook; |
1069 | |
1168 | |
1070 | if (*s == '_') |
|
|
1071 | { |
|
|
1072 | SV **svp = 0; |
|
|
1073 | |
|
|
1074 | if (strEQ (s, "__DIE__" )) svp = &PL_diehook; |
|
|
1075 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
|
|
1076 | |
|
|
1077 | if (svp) |
|
|
1078 | { |
|
|
1079 | SV *old = *svp; |
1169 | SV *old = *svp; |
1080 | *svp = SvOK (sv) ? newSVsv (sv) : 0; |
1170 | *svp = SvOK (sv) ? newSVsv (sv) : 0; |
1081 | SvREFCNT_dec (old); |
1171 | SvREFCNT_dec (old); |
1082 | return 0; |
1172 | return 0; |
1083 | } |
|
|
1084 | } |
|
|
1085 | |
|
|
1086 | return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0; |
|
|
1087 | } |
1173 | } |
1088 | |
1174 | |
1089 | static void |
1175 | static void |
1090 | prepare_nop (pTHX_ struct coro_transfer_args *ta) |
1176 | prepare_nop (pTHX_ struct coro_transfer_args *ta) |
1091 | { |
1177 | { |
… | |
… | |
1102 | static int |
1188 | static int |
1103 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
1189 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
1104 | { |
1190 | { |
1105 | return 1; |
1191 | return 1; |
1106 | } |
1192 | } |
|
|
1193 | |
|
|
1194 | /** coroutine stack handling ************************************************/ |
1107 | |
1195 | |
1108 | static UNOP init_perl_op; |
1196 | static UNOP init_perl_op; |
1109 | |
1197 | |
1110 | ecb_noinline static void /* noinline to keep it out of the transfer fast path */ |
1198 | ecb_noinline static void /* noinline to keep it out of the transfer fast path */ |
1111 | init_perl (pTHX_ struct coro *coro) |
1199 | init_perl (pTHX_ struct coro *coro) |
… | |
… | |
1137 | |
1225 | |
1138 | GvSV (PL_defgv) = newSV (0); |
1226 | GvSV (PL_defgv) = newSV (0); |
1139 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
1227 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
1140 | GvSV (PL_errgv) = newSV (0); |
1228 | GvSV (PL_errgv) = newSV (0); |
1141 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
1229 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
1142 | GvHV (PL_hintgv) = 0; |
1230 | GvHV (PL_hintgv) = newHV (); |
|
|
1231 | #if PERL_VERSION_ATLEAST (5,10,0) |
|
|
1232 | hv_magic (GvHV (PL_hintgv), 0, PERL_MAGIC_hints); |
|
|
1233 | #endif |
1143 | PL_rs = newSVsv (GvSV (irsgv)); |
1234 | PL_rs = newSVsv (GvSV (irsgv)); |
1144 | PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv); |
1235 | PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv); |
1145 | |
1236 | |
1146 | { |
1237 | { |
1147 | dSP; |
1238 | dSP; |
… | |
… | |
1151 | myop.op_next = Nullop; |
1242 | myop.op_next = Nullop; |
1152 | myop.op_type = OP_ENTERSUB; |
1243 | myop.op_type = OP_ENTERSUB; |
1153 | myop.op_flags = OPf_WANT_VOID; |
1244 | myop.op_flags = OPf_WANT_VOID; |
1154 | |
1245 | |
1155 | PUSHMARK (SP); |
1246 | PUSHMARK (SP); |
1156 | PUSHs ((SV *)coro->startcv); |
1247 | XPUSHs ((SV *)coro->startcv); |
1157 | PUTBACK; |
1248 | PUTBACK; |
1158 | PL_op = (OP *)&myop; |
1249 | PL_op = (OP *)&myop; |
1159 | PL_op = PL_ppaddr[OP_ENTERSUB](aTHX); |
1250 | PL_op = PL_ppaddr[OP_ENTERSUB](aTHX); |
1160 | } |
1251 | } |
1161 | |
1252 | |
… | |
… | |
1175 | PL_op = (OP *)&init_perl_op; |
1266 | PL_op = (OP *)&init_perl_op; |
1176 | |
1267 | |
1177 | /* copy throw, in case it was set before init_perl */ |
1268 | /* copy throw, in case it was set before init_perl */ |
1178 | CORO_THROW = coro->except; |
1269 | CORO_THROW = coro->except; |
1179 | |
1270 | |
1180 | SWAP_SVS (coro); |
1271 | SWAP_SVS_ENTER (coro); |
1181 | |
1272 | |
1182 | if (ecb_expect_false (enable_times)) |
1273 | if (ecb_expect_false (enable_times)) |
1183 | { |
1274 | { |
1184 | coro_times_update (); |
1275 | coro_times_update (); |
1185 | coro_times_sub (coro); |
1276 | coro_times_sub (coro); |
… | |
… | |
1218 | |
1309 | |
1219 | assert (("FATAL: tried to destroy currently running coroutine", coro->mainstack != PL_mainstack)); |
1310 | assert (("FATAL: tried to destroy currently running coroutine", coro->mainstack != PL_mainstack)); |
1220 | |
1311 | |
1221 | save_perl (aTHX_ current); |
1312 | save_perl (aTHX_ current); |
1222 | |
1313 | |
1223 | /* this will cause transfer_check to croak on block*/ |
1314 | /* this will cause transfer_check to croak on block */ |
1224 | SvRV_set (coro_current, (SV *)coro->hv); |
1315 | SvRV_set (coro_current, (SV *)coro->hv); |
1225 | |
1316 | |
1226 | load_perl (aTHX_ coro); |
1317 | load_perl (aTHX_ coro); |
1227 | |
1318 | |
|
|
1319 | /* restore swapped sv's */ |
|
|
1320 | SWAP_SVS_LEAVE (coro); |
|
|
1321 | |
1228 | coro_unwind_stacks (aTHX); |
1322 | coro_unwind_stacks (aTHX); |
1229 | |
|
|
1230 | /* restore swapped sv's */ |
|
|
1231 | SWAP_SVS (coro); |
|
|
1232 | |
1323 | |
1233 | coro_destruct_stacks (aTHX); |
1324 | coro_destruct_stacks (aTHX); |
1234 | |
1325 | |
1235 | /* now save some sv's to be free'd later */ |
1326 | /* now save some sv's to be free'd later */ |
1236 | svf [0] = GvSV (PL_defgv); |
1327 | svf [0] = GvSV (PL_defgv); |
… | |
… | |
1257 | |
1348 | |
1258 | SvREFCNT_dec (coro->saved_deffh); |
1349 | SvREFCNT_dec (coro->saved_deffh); |
1259 | SvREFCNT_dec (coro->rouse_cb); |
1350 | SvREFCNT_dec (coro->rouse_cb); |
1260 | SvREFCNT_dec (coro->invoke_cb); |
1351 | SvREFCNT_dec (coro->invoke_cb); |
1261 | SvREFCNT_dec (coro->invoke_av); |
1352 | SvREFCNT_dec (coro->invoke_av); |
|
|
1353 | SvREFCNT_dec (coro->on_enter_xs); |
|
|
1354 | SvREFCNT_dec (coro->on_leave_xs); |
1262 | } |
1355 | } |
1263 | } |
1356 | } |
1264 | |
1357 | |
1265 | ecb_inline void |
1358 | ecb_inline void |
1266 | free_coro_mortal (pTHX) |
1359 | free_coro_mortal (pTHX) |
… | |
… | |
1307 | av_push (av, SvREFCNT_inc_NN (*bot++)); |
1400 | av_push (av, SvREFCNT_inc_NN (*bot++)); |
1308 | |
1401 | |
1309 | PL_runops = RUNOPS_DEFAULT; |
1402 | PL_runops = RUNOPS_DEFAULT; |
1310 | ENTER; |
1403 | ENTER; |
1311 | SAVETMPS; |
1404 | SAVETMPS; |
|
|
1405 | PUSHMARK (SP); |
1312 | EXTEND (SP, 3); |
1406 | EXTEND (SP, 3); |
1313 | PUSHMARK (SP); |
|
|
1314 | PUSHs (&PL_sv_no); |
1407 | PUSHs (&PL_sv_no); |
1315 | PUSHs (fullname); |
1408 | PUSHs (fullname); |
1316 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
1409 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
1317 | PUTBACK; |
1410 | PUTBACK; |
1318 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
1411 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
… | |
… | |
1329 | |
1422 | |
1330 | if (PL_curcop != &PL_compiling) |
1423 | if (PL_curcop != &PL_compiling) |
1331 | { |
1424 | { |
1332 | SV **cb; |
1425 | SV **cb; |
1333 | |
1426 | |
1334 | if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB) |
1427 | if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB && cxstack_ix >= 0) |
1335 | { |
1428 | { |
1336 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
1429 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
1337 | |
1430 | |
1338 | if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix) |
1431 | if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix) |
1339 | { |
1432 | { |
… | |
… | |
1345 | gv_efullname3 (fullname, gv, 0); |
1438 | gv_efullname3 (fullname, gv, 0); |
1346 | |
1439 | |
1347 | PL_runops = RUNOPS_DEFAULT; |
1440 | PL_runops = RUNOPS_DEFAULT; |
1348 | ENTER; |
1441 | ENTER; |
1349 | SAVETMPS; |
1442 | SAVETMPS; |
|
|
1443 | PUSHMARK (SP); |
1350 | EXTEND (SP, 3); |
1444 | EXTEND (SP, 3); |
1351 | PUSHMARK (SP); |
|
|
1352 | PUSHs (&PL_sv_yes); |
1445 | PUSHs (&PL_sv_yes); |
1353 | PUSHs (fullname); |
1446 | PUSHs (fullname); |
1354 | PUSHs (CxHASARGS (cx) ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef); |
1447 | PUSHs (CxHASARGS (cx) ? sv_2mortal (newRV_inc (SUB_ARGARRAY)) : &PL_sv_undef); |
1355 | PUTBACK; |
1448 | PUTBACK; |
1356 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
1449 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
1357 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
1450 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
1358 | SPAGAIN; |
1451 | SPAGAIN; |
1359 | FREETMPS; |
1452 | FREETMPS; |
… | |
… | |
1369 | dSP; |
1462 | dSP; |
1370 | |
1463 | |
1371 | PL_runops = RUNOPS_DEFAULT; |
1464 | PL_runops = RUNOPS_DEFAULT; |
1372 | ENTER; |
1465 | ENTER; |
1373 | SAVETMPS; |
1466 | SAVETMPS; |
1374 | EXTEND (SP, 3); |
|
|
1375 | PL_runops = RUNOPS_DEFAULT; |
|
|
1376 | PUSHMARK (SP); |
1467 | PUSHMARK (SP); |
|
|
1468 | EXTEND (SP, 2); |
1377 | PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0))); |
1469 | PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0))); |
1378 | PUSHs (sv_2mortal (newSViv (CopLINE (oldcop)))); |
1470 | PUSHs (sv_2mortal (newSViv (CopLINE (oldcop)))); |
1379 | PUTBACK; |
1471 | PUTBACK; |
1380 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_line_cb", sizeof ("_trace_line_cb") - 1, 0); |
1472 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_line_cb", sizeof ("_trace_line_cb") - 1, 0); |
1381 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
1473 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
… | |
… | |
1481 | * coro body here, as perl_run destroys these. Likewise, we cannot catch |
1573 | * coro body here, as perl_run destroys these. Likewise, we cannot catch |
1482 | * runtime errors here, as this is just a random interpreter, not a thread. |
1574 | * runtime errors here, as this is just a random interpreter, not a thread. |
1483 | */ |
1575 | */ |
1484 | |
1576 | |
1485 | /* |
1577 | /* |
|
|
1578 | * pp_entersub in 5.24 no longer ENTERs, but perl_destruct |
|
|
1579 | * requires PL_scopestack_ix, so do it here if required. |
|
|
1580 | */ |
|
|
1581 | if (!PL_scopestack_ix) |
|
|
1582 | ENTER; |
|
|
1583 | |
|
|
1584 | /* |
1486 | * If perl-run returns we assume exit() was being called or the coro |
1585 | * If perl-run returns we assume exit() was being called or the coro |
1487 | * fell off the end, which seems to be the only valid (non-bug) |
1586 | * fell off the end, which seems to be the only valid (non-bug) |
1488 | * reason for perl_run to return. We try to mimic whatever perl is normally |
1587 | * reason for perl_run to return. We try to mimic whatever perl is normally |
1489 | * doing in that case. YMMV. |
1588 | * doing in that case. YMMV. |
1490 | */ |
1589 | */ |
… | |
… | |
1760 | |
1859 | |
1761 | static int ecb_cold |
1860 | static int ecb_cold |
1762 | coro_state_dup (pTHX_ MAGIC *mg, CLONE_PARAMS *params) |
1861 | coro_state_dup (pTHX_ MAGIC *mg, CLONE_PARAMS *params) |
1763 | { |
1862 | { |
1764 | /* called when perl clones the current process the slow way (windows process emulation) */ |
1863 | /* called when perl clones the current process the slow way (windows process emulation) */ |
1765 | /* WE SIMply nuke the pointers in the copy, causing perl to croak */ |
1864 | /* we simply nuke the pointers in the copy, causing perl to croak */ |
1766 | mg->mg_ptr = 0; |
1865 | mg->mg_ptr = 0; |
1767 | mg->mg_virtual = 0; |
1866 | mg->mg_virtual = 0; |
1768 | |
1867 | |
1769 | return 0; |
1868 | return 0; |
1770 | } |
1869 | } |
… | |
… | |
1926 | |
2025 | |
1927 | ENTER; |
2026 | ENTER; |
1928 | SAVETMPS; |
2027 | SAVETMPS; |
1929 | |
2028 | |
1930 | PUSHMARK (SP); |
2029 | PUSHMARK (SP); |
1931 | XPUSHs (sv_2mortal (newSVpv ("FATAL: $Coro::IDLE blocked itself - did you try to block inside an event loop callback? Caught", 0))); |
2030 | XPUSHs (sv_2mortal (newSVpv ("FATAL: $Coro::idle blocked itself - did you try to block inside an event loop callback? Caught", 0))); |
1932 | PUTBACK; |
2031 | PUTBACK; |
1933 | call_pv ("Carp::confess", G_VOID | G_DISCARD); |
2032 | call_pv ("Carp::confess", G_VOID | G_DISCARD); |
1934 | |
2033 | |
1935 | FREETMPS; |
2034 | FREETMPS; |
1936 | LEAVE; |
2035 | LEAVE; |
… | |
… | |
2247 | slf_init_terminate_cancel_common (aTHX_ frame, coro_hv); |
2346 | slf_init_terminate_cancel_common (aTHX_ frame, coro_hv); |
2248 | } |
2347 | } |
2249 | else |
2348 | else |
2250 | { |
2349 | { |
2251 | struct coro *self = SvSTATE_current; |
2350 | struct coro *self = SvSTATE_current; |
|
|
2351 | |
|
|
2352 | if (!self) |
|
|
2353 | croak ("Coro::cancel called outside of thread content,"); |
2252 | |
2354 | |
2253 | /* otherwise we cancel directly, purely for speed reasons |
2355 | /* otherwise we cancel directly, purely for speed reasons |
2254 | * unfortunately, this requires some magic trickery, as |
2356 | * unfortunately, this requires some magic trickery, as |
2255 | * somebody else could cancel us, so we have to fight the cancellation. |
2357 | * somebody else could cancel us, so we have to fight the cancellation. |
2256 | * this is ugly, and hopefully fully worth the extra speed. |
2358 | * this is ugly, and hopefully fully worth the extra speed. |
… | |
… | |
2289 | safe_cancel (pTHX_ struct coro *coro, SV **arg, int items) |
2391 | safe_cancel (pTHX_ struct coro *coro, SV **arg, int items) |
2290 | { |
2392 | { |
2291 | if (coro->cctx) |
2393 | if (coro->cctx) |
2292 | croak ("coro inside C callback, unable to cancel at this time, caught"); |
2394 | croak ("coro inside C callback, unable to cancel at this time, caught"); |
2293 | |
2395 | |
2294 | if (coro->flags & CF_NEW) |
2396 | if (coro->flags & (CF_NEW | CF_ZOMBIE)) |
2295 | { |
2397 | { |
2296 | coro_set_status (aTHX_ coro, arg, items); |
2398 | coro_set_status (aTHX_ coro, arg, items); |
2297 | coro_state_destroy (aTHX_ coro); |
2399 | coro_state_destroy (aTHX_ coro); |
2298 | } |
2400 | } |
2299 | else |
2401 | else |
… | |
… | |
2366 | else |
2468 | else |
2367 | { |
2469 | { |
2368 | av_clear (GvAV (PL_defgv)); |
2470 | av_clear (GvAV (PL_defgv)); |
2369 | hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0); |
2471 | hv_store (hv, "desc", sizeof ("desc") - 1, SvREFCNT_inc_NN (sv_async_pool_idle), 0); |
2370 | |
2472 | |
|
|
2473 | if (ecb_expect_false (coro->swap_sv)) |
|
|
2474 | { |
|
|
2475 | SWAP_SVS_LEAVE (coro); |
|
|
2476 | SvREFCNT_dec_NN (coro->swap_sv); |
|
|
2477 | coro->swap_sv = 0; |
|
|
2478 | } |
|
|
2479 | |
2371 | coro->prio = 0; |
2480 | coro->prio = 0; |
2372 | |
2481 | |
2373 | if (coro->cctx && (coro->cctx->flags & CC_TRACE)) |
2482 | if (ecb_expect_false (coro->cctx) && ecb_expect_false (coro->cctx->flags & CC_TRACE)) |
2374 | api_trace (aTHX_ coro_current, 0); |
2483 | api_trace (aTHX_ coro_current, 0); |
2375 | |
2484 | |
2376 | frame->prepare = prepare_schedule; |
2485 | frame->prepare = prepare_schedule; |
2377 | av_push (av_async_pool, SvREFCNT_inc (hv)); |
2486 | av_push (av_async_pool, SvREFCNT_inc_NN (hv)); |
2378 | } |
2487 | } |
2379 | } |
2488 | } |
2380 | else |
2489 | else |
2381 | { |
2490 | { |
2382 | /* first iteration, simply fall through */ |
2491 | /* first iteration, simply fall through */ |
… | |
… | |
2395 | static void |
2504 | static void |
2396 | coro_rouse_callback (pTHX_ CV *cv) |
2505 | coro_rouse_callback (pTHX_ CV *cv) |
2397 | { |
2506 | { |
2398 | dXSARGS; |
2507 | dXSARGS; |
2399 | SV *data = (SV *)S_GENSUB_ARG; |
2508 | SV *data = (SV *)S_GENSUB_ARG; |
|
|
2509 | SV *coro = SvRV (data); |
2400 | |
2510 | |
|
|
2511 | /* data starts being either undef or a coro, and is replaced by the results when done */ |
2401 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2512 | if (SvTYPE (coro) != SVt_PVAV) |
2402 | { |
2513 | { |
2403 | /* first call, set args */ |
2514 | /* first call, set args */ |
2404 | SV *coro = SvRV (data); |
|
|
2405 | AV *av = newAV (); |
|
|
2406 | |
2515 | |
2407 | SvRV_set (data, (SV *)av); |
2516 | assert (&ST (0) < &ST (1)); /* ensure the stack is in the order we expect it to be */ |
|
|
2517 | SvRV_set (data, (SV *)av_make (items, &ST (0))); /* av_make copies the SVs */ |
2408 | |
2518 | |
2409 | /* better take a full copy of the arguments */ |
2519 | if (coro != &PL_sv_undef) |
2410 | while (items--) |
2520 | { |
2411 | av_store (av, items, newSVsv (ST (items))); |
|
|
2412 | |
|
|
2413 | api_ready (aTHX_ coro); |
2521 | api_ready (aTHX_ coro); |
2414 | SvREFCNT_dec (coro); |
2522 | SvREFCNT_dec_NN (coro); |
|
|
2523 | } |
2415 | } |
2524 | } |
2416 | |
2525 | |
2417 | XSRETURN_EMPTY; |
2526 | XSRETURN_EMPTY; |
2418 | } |
2527 | } |
2419 | |
2528 | |
… | |
… | |
2436 | |
2545 | |
2437 | EXTEND (SP, AvFILLp (av) + 1); |
2546 | EXTEND (SP, AvFILLp (av) + 1); |
2438 | for (i = 0; i <= AvFILLp (av); ++i) |
2547 | for (i = 0; i <= AvFILLp (av); ++i) |
2439 | PUSHs (sv_2mortal (AvARRAY (av)[i])); |
2548 | PUSHs (sv_2mortal (AvARRAY (av)[i])); |
2440 | |
2549 | |
2441 | /* we have stolen the elements, so set length to zero and free */ |
2550 | /* we have stolen the elements, make it unreal and free */ |
2442 | AvFILLp (av) = -1; |
2551 | AvREAL_off (av); |
2443 | av_undef (av); |
2552 | av_undef (av); |
2444 | |
2553 | |
2445 | PUTBACK; |
2554 | PUTBACK; |
2446 | } |
2555 | } |
2447 | |
2556 | |
… | |
… | |
2472 | croak ("Coro::rouse_wait called with illegal callback argument,"); |
2581 | croak ("Coro::rouse_wait called with illegal callback argument,"); |
2473 | |
2582 | |
2474 | { |
2583 | { |
2475 | CV *cv = (CV *)SvRV (cb); /* for S_GENSUB_ARG */ |
2584 | CV *cv = (CV *)SvRV (cb); /* for S_GENSUB_ARG */ |
2476 | SV *data = (SV *)S_GENSUB_ARG; |
2585 | SV *data = (SV *)S_GENSUB_ARG; |
|
|
2586 | int data_ready = SvTYPE (SvRV (data)) == SVt_PVAV; |
|
|
2587 | |
|
|
2588 | /* if there is no data, we need to store the current coro in the reference so we can be woken up */ |
|
|
2589 | if (!data_ready) |
|
|
2590 | if (SvRV (data) != &PL_sv_undef) |
|
|
2591 | croak ("Coro::rouse_wait was called on a calback that is already being waited for - only one thread can wait for a rouse callback, caught"); |
|
|
2592 | else |
|
|
2593 | SvRV_set (data, SvREFCNT_inc_NN (SvRV (coro_current))); |
2477 | |
2594 | |
2478 | frame->data = (void *)data; |
2595 | frame->data = (void *)data; |
2479 | frame->prepare = SvTYPE (SvRV (data)) == SVt_PVAV ? prepare_nop : prepare_schedule; |
2596 | frame->prepare = data_ready ? prepare_nop : prepare_schedule; |
2480 | frame->check = slf_check_rouse_wait; |
2597 | frame->check = slf_check_rouse_wait; |
2481 | } |
2598 | } |
2482 | } |
2599 | } |
2483 | |
2600 | |
2484 | static SV * |
2601 | static SV * |
2485 | coro_new_rouse_cb (pTHX) |
2602 | coro_new_rouse_cb (pTHX) |
2486 | { |
2603 | { |
2487 | HV *hv = (HV *)SvRV (coro_current); |
2604 | HV *hv = (HV *)SvRV (coro_current); |
2488 | struct coro *coro = SvSTATE_hv (hv); |
2605 | struct coro *coro = SvSTATE_hv (hv); |
2489 | SV *data = newRV_inc ((SV *)hv); |
2606 | SV *data = newRV_noinc (&PL_sv_undef); |
2490 | SV *cb = s_gensub (aTHX_ coro_rouse_callback, (void *)data); |
2607 | SV *cb = s_gensub (aTHX_ coro_rouse_callback, (void *)data); |
2491 | |
2608 | |
2492 | sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0); |
2609 | sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0); |
2493 | SvREFCNT_dec (data); /* magicext increases the refcount */ |
2610 | SvREFCNT_dec_NN (data); /* magicext increases the refcount */ |
2494 | |
2611 | |
2495 | SvREFCNT_dec (coro->rouse_cb); |
2612 | SvREFCNT_dec (coro->rouse_cb); |
2496 | coro->rouse_cb = SvREFCNT_inc_NN (cb); |
2613 | coro->rouse_cb = SvREFCNT_inc_NN (cb); |
2497 | |
2614 | |
2498 | return cb; |
2615 | return cb; |
… | |
… | |
2598 | |
2715 | |
2599 | /* "undo"/cancel a running slf call - used when cancelling a coro, mainly */ |
2716 | /* "undo"/cancel a running slf call - used when cancelling a coro, mainly */ |
2600 | static void |
2717 | static void |
2601 | slf_destroy (pTHX_ struct coro *coro) |
2718 | slf_destroy (pTHX_ struct coro *coro) |
2602 | { |
2719 | { |
2603 | /* this callback is reserved for slf functions needing to do cleanup */ |
2720 | struct CoroSLF frame = coro->slf_frame; |
2604 | if (coro->slf_frame.destroy && coro->slf_frame.prepare && !PL_dirty) |
|
|
2605 | coro->slf_frame.destroy (aTHX_ &coro->slf_frame); |
|
|
2606 | |
2721 | |
2607 | /* |
2722 | /* |
2608 | * The on_destroy above most likely is from an SLF call. |
2723 | * The on_destroy below most likely is from an SLF call. |
2609 | * Since by definition the SLF call will not finish when we destroy |
2724 | * Since by definition the SLF call will not finish when we destroy |
2610 | * the coro, we will have to force-finish it here, otherwise |
2725 | * the coro, we will have to force-finish it here, otherwise |
2611 | * cleanup functions cannot call SLF functions. |
2726 | * cleanup functions cannot call SLF functions. |
2612 | */ |
2727 | */ |
2613 | coro->slf_frame.prepare = 0; |
2728 | coro->slf_frame.prepare = 0; |
|
|
2729 | |
|
|
2730 | /* this callback is reserved for slf functions needing to do cleanup */ |
|
|
2731 | if (frame.destroy && frame.prepare && !PL_dirty) |
|
|
2732 | frame.destroy (aTHX_ &frame); |
2614 | } |
2733 | } |
2615 | |
2734 | |
2616 | /* |
2735 | /* |
2617 | * these not obviously related functions are all rolled into one |
2736 | * these not obviously related functions are all rolled into one |
2618 | * function to increase chances that they all will call transfer with the same |
2737 | * function to increase chances that they all will call transfer with the same |
… | |
… | |
2801 | static void |
2920 | static void |
2802 | coro_pop_on_leave (pTHX_ void *coro) |
2921 | coro_pop_on_leave (pTHX_ void *coro) |
2803 | { |
2922 | { |
2804 | SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_leave); |
2923 | SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_leave); |
2805 | on_enterleave_call (aTHX_ sv_2mortal (cb)); |
2924 | on_enterleave_call (aTHX_ sv_2mortal (cb)); |
|
|
2925 | } |
|
|
2926 | |
|
|
2927 | static void |
|
|
2928 | enterleave_hook_xs (pTHX_ struct coro *coro, AV **avp, coro_enterleave_hook hook, void *arg) |
|
|
2929 | { |
|
|
2930 | if (!hook) |
|
|
2931 | return; |
|
|
2932 | |
|
|
2933 | if (!*avp) |
|
|
2934 | { |
|
|
2935 | *avp = newAV (); |
|
|
2936 | AvREAL_off (*avp); |
|
|
2937 | } |
|
|
2938 | |
|
|
2939 | av_push (*avp, (SV *)hook); |
|
|
2940 | av_push (*avp, (SV *)arg); |
|
|
2941 | } |
|
|
2942 | |
|
|
2943 | static void |
|
|
2944 | enterleave_unhook_xs (pTHX_ struct coro *coro, AV **avp, coro_enterleave_hook hook, int execute) |
|
|
2945 | { |
|
|
2946 | AV *av = *avp; |
|
|
2947 | int i; |
|
|
2948 | |
|
|
2949 | if (!av) |
|
|
2950 | return; |
|
|
2951 | |
|
|
2952 | for (i = AvFILLp (av) - 1; i >= 0; i -= 2) |
|
|
2953 | if (AvARRAY (av)[i] == (SV *)hook) |
|
|
2954 | { |
|
|
2955 | if (execute) |
|
|
2956 | hook (aTHX_ (void *)AvARRAY (av)[i + 1]); |
|
|
2957 | |
|
|
2958 | memmove (AvARRAY (av) + i, AvARRAY (av) + i + 2, AvFILLp (av) - i - 1); |
|
|
2959 | av_pop (av); |
|
|
2960 | av_pop (av); |
|
|
2961 | break; |
|
|
2962 | } |
|
|
2963 | |
|
|
2964 | if (AvFILLp (av) >= 0) |
|
|
2965 | { |
|
|
2966 | *avp = 0; |
|
|
2967 | SvREFCNT_dec_NN (av); |
|
|
2968 | } |
|
|
2969 | } |
|
|
2970 | |
|
|
2971 | static void |
|
|
2972 | api_enterleave_hook (pTHX_ SV *coro_sv, coro_enterleave_hook enter, void *enter_arg, coro_enterleave_hook leave, void *leave_arg) |
|
|
2973 | { |
|
|
2974 | struct coro *coro = SvSTATE (coro_sv); |
|
|
2975 | |
|
|
2976 | if (SvSTATE_current == coro) |
|
|
2977 | if (enter) |
|
|
2978 | enter (aTHX_ enter_arg); |
|
|
2979 | |
|
|
2980 | enterleave_hook_xs (aTHX_ coro, &coro->on_enter_xs, enter, enter_arg); |
|
|
2981 | enterleave_hook_xs (aTHX_ coro, &coro->on_leave_xs, leave, leave_arg); |
|
|
2982 | } |
|
|
2983 | |
|
|
2984 | static void |
|
|
2985 | api_enterleave_unhook (pTHX_ SV *coro_sv, coro_enterleave_hook enter, coro_enterleave_hook leave) |
|
|
2986 | { |
|
|
2987 | struct coro *coro = SvSTATE (coro_sv); |
|
|
2988 | |
|
|
2989 | enterleave_unhook_xs (aTHX_ coro, &coro->on_enter_xs, enter, 0); |
|
|
2990 | enterleave_unhook_xs (aTHX_ coro, &coro->on_leave_xs, leave, SvSTATE_current == coro); |
|
|
2991 | } |
|
|
2992 | |
|
|
2993 | static void |
|
|
2994 | savedestructor_unhook_enter (pTHX_ coro_enterleave_hook enter) |
|
|
2995 | { |
|
|
2996 | struct coro *coro = SvSTATE_current; |
|
|
2997 | |
|
|
2998 | enterleave_unhook_xs (aTHX_ coro, &coro->on_enter_xs, enter, 0); |
|
|
2999 | } |
|
|
3000 | |
|
|
3001 | static void |
|
|
3002 | savedestructor_unhook_leave (pTHX_ coro_enterleave_hook leave) |
|
|
3003 | { |
|
|
3004 | struct coro *coro = SvSTATE_current; |
|
|
3005 | |
|
|
3006 | enterleave_unhook_xs (aTHX_ coro, &coro->on_leave_xs, leave, 1); |
|
|
3007 | } |
|
|
3008 | |
|
|
3009 | static void |
|
|
3010 | api_enterleave_scope_hook (pTHX_ coro_enterleave_hook enter, void *enter_arg, coro_enterleave_hook leave, void *leave_arg) |
|
|
3011 | { |
|
|
3012 | api_enterleave_hook (aTHX_ coro_current, enter, enter_arg, leave, leave_arg); |
|
|
3013 | |
|
|
3014 | /* this ought to be much cheaper than malloc + a single destructor call */ |
|
|
3015 | if (enter) SAVEDESTRUCTOR_X (savedestructor_unhook_enter, enter); |
|
|
3016 | if (leave) SAVEDESTRUCTOR_X (savedestructor_unhook_leave, leave); |
2806 | } |
3017 | } |
2807 | |
3018 | |
2808 | /*****************************************************************************/ |
3019 | /*****************************************************************************/ |
2809 | /* PerlIO::cede */ |
3020 | /* PerlIO::cede */ |
2810 | |
3021 | |
… | |
… | |
2940 | XPUSHs (sv_2mortal (newRV_inc ((SV *)av))); |
3151 | XPUSHs (sv_2mortal (newRV_inc ((SV *)av))); |
2941 | PUTBACK; |
3152 | PUTBACK; |
2942 | call_sv (cb, G_VOID | G_DISCARD | G_EVAL | G_KEEPERR); |
3153 | call_sv (cb, G_VOID | G_DISCARD | G_EVAL | G_KEEPERR); |
2943 | } |
3154 | } |
2944 | |
3155 | |
2945 | SvREFCNT_dec (cb); |
3156 | SvREFCNT_dec_NN (cb); |
2946 | } |
3157 | } |
2947 | } |
3158 | } |
2948 | |
3159 | |
2949 | static void |
3160 | static void |
2950 | coro_semaphore_destroy (pTHX_ struct CoroSLF *frame) |
3161 | coro_semaphore_destroy (pTHX_ struct CoroSLF *frame) |
… | |
… | |
2958 | { |
3169 | { |
2959 | AV *av = (AV *)frame->data; |
3170 | AV *av = (AV *)frame->data; |
2960 | SV *count_sv = AvARRAY (av)[0]; |
3171 | SV *count_sv = AvARRAY (av)[0]; |
2961 | SV *coro_hv = SvRV (coro_current); |
3172 | SV *coro_hv = SvRV (coro_current); |
2962 | |
3173 | |
|
|
3174 | frame->destroy = 0; |
|
|
3175 | |
2963 | /* if we are about to throw, don't actually acquire the lock, just throw */ |
3176 | /* if we are about to throw, don't actually acquire the lock, just throw */ |
2964 | if (CORO_THROW) |
3177 | if (ecb_expect_false (CORO_THROW)) |
|
|
3178 | { |
|
|
3179 | /* we still might be responsible for the semaphore, so wake up others */ |
|
|
3180 | coro_semaphore_adjust (aTHX_ av, 0); |
|
|
3181 | |
2965 | return 0; |
3182 | return 0; |
|
|
3183 | } |
2966 | else if (SvIVX (count_sv) > 0) |
3184 | else if (SvIVX (count_sv) > 0) |
2967 | { |
3185 | { |
2968 | frame->destroy = 0; |
|
|
2969 | |
|
|
2970 | if (acquire) |
3186 | if (acquire) |
2971 | SvIVX (count_sv) = SvIVX (count_sv) - 1; |
3187 | SvIVX (count_sv) = SvIVX (count_sv) - 1; |
2972 | else |
3188 | else |
2973 | coro_semaphore_adjust (aTHX_ av, 0); |
3189 | coro_semaphore_adjust (aTHX_ av, 0); |
2974 | |
3190 | |
… | |
… | |
3085 | { |
3301 | { |
3086 | api_ready (aTHX_ cb); |
3302 | api_ready (aTHX_ cb); |
3087 | sv_setiv (cb, 0); /* signal waiter */ |
3303 | sv_setiv (cb, 0); /* signal waiter */ |
3088 | } |
3304 | } |
3089 | |
3305 | |
3090 | SvREFCNT_dec (cb); |
3306 | SvREFCNT_dec_NN (cb); |
3091 | |
3307 | |
3092 | --count; |
3308 | --count; |
3093 | } |
3309 | } |
3094 | } |
3310 | } |
3095 | |
3311 | |
… | |
… | |
3180 | } |
3396 | } |
3181 | |
3397 | |
3182 | av_push (state, data_sv); |
3398 | av_push (state, data_sv); |
3183 | |
3399 | |
3184 | api_ready (aTHX_ coro); |
3400 | api_ready (aTHX_ coro); |
3185 | SvREFCNT_dec (coro); |
3401 | SvREFCNT_dec_NN (coro); |
3186 | SvREFCNT_dec ((AV *)state); |
3402 | SvREFCNT_dec_NN ((AV *)state); |
3187 | } |
3403 | } |
3188 | |
3404 | |
3189 | static int |
3405 | static int |
3190 | slf_check_aio_req (pTHX_ struct CoroSLF *frame) |
3406 | slf_check_aio_req (pTHX_ struct CoroSLF *frame) |
3191 | { |
3407 | { |
… | |
… | |
3209 | errno = data->errorno; |
3425 | errno = data->errorno; |
3210 | PL_laststype = data->laststype; |
3426 | PL_laststype = data->laststype; |
3211 | PL_laststatval = data->laststatval; |
3427 | PL_laststatval = data->laststatval; |
3212 | PL_statcache = data->statcache; |
3428 | PL_statcache = data->statcache; |
3213 | |
3429 | |
3214 | SvREFCNT_dec (data_sv); |
3430 | SvREFCNT_dec_NN (data_sv); |
3215 | } |
3431 | } |
3216 | |
3432 | |
3217 | /* push result values */ |
3433 | /* push result values */ |
3218 | { |
3434 | { |
3219 | dSP; |
3435 | dSP; |
… | |
… | |
3408 | |
3624 | |
3409 | map_len = load_len + save_len + 16; |
3625 | map_len = load_len + save_len + 16; |
3410 | |
3626 | |
3411 | map_base = mmap (0, map_len, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); |
3627 | map_base = mmap (0, map_len, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); |
3412 | |
3628 | |
|
|
3629 | if (map_base == (char *)MAP_FAILED) |
|
|
3630 | map_base = mmap (0, map_len, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); |
|
|
3631 | |
3413 | assert (("Coro: unable to mmap jit code page, cannot continue.", map_base != (char *)MAP_FAILED)); |
3632 | assert (("Coro: unable to mmap jit code page, cannot continue.", map_base != (char *)MAP_FAILED)); |
3414 | |
3633 | |
3415 | load_perl_slots = (load_save_perl_slots_type)map_base; |
3634 | load_perl_slots = (load_save_perl_slots_type)map_base; |
3416 | memcpy (map_base, load_ptr, load_len); |
3635 | memcpy (map_base, load_ptr, load_len); |
3417 | |
3636 | |
… | |
… | |
3434 | |
3653 | |
3435 | PROTOTYPES: DISABLE |
3654 | PROTOTYPES: DISABLE |
3436 | |
3655 | |
3437 | BOOT: |
3656 | BOOT: |
3438 | { |
3657 | { |
|
|
3658 | #define VARx(name,expr,type) if (sizeof (type) < sizeof (expr)) croak ("FATAL: Coro thread context slot '" # name "' too small for this version of perl."); |
|
|
3659 | #include "state.h" |
3439 | #ifdef USE_ITHREADS |
3660 | #ifdef USE_ITHREADS |
3440 | # if CORO_PTHREAD |
3661 | # if CORO_PTHREAD |
3441 | coro_thx = PERL_GET_CONTEXT; |
3662 | coro_thx = PERL_GET_CONTEXT; |
3442 | # endif |
3663 | # endif |
3443 | #endif |
3664 | #endif |
… | |
… | |
3451 | cctx_current = cctx_new_empty (); |
3672 | cctx_current = cctx_new_empty (); |
3452 | |
3673 | |
3453 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
3674 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
3454 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
3675 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
3455 | |
3676 | |
3456 | orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get; |
3677 | { |
3457 | orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set; |
3678 | /* |
3458 | orig_sigelem_clr = PL_vtbl_sigelem.svt_clear; PL_vtbl_sigelem.svt_clear = coro_sigelem_clr; |
3679 | * we provide a vtbvl for %SIG magic that replaces PL_vtbl_sig |
|
|
3680 | * by coro_sig_vtbl in hash values. |
|
|
3681 | */ |
|
|
3682 | MAGIC *mg = mg_find ((SV *)GvHV (gv_fetchpv ("SIG", GV_ADD | GV_NOTQUAL, SVt_PVHV)), PERL_MAGIC_sig); |
|
|
3683 | |
|
|
3684 | /* this only works if perl doesn't have a vtbl for %SIG */ |
|
|
3685 | assert (!mg->mg_virtual); |
|
|
3686 | |
|
|
3687 | /* |
|
|
3688 | * The irony is that the perl API itself asserts that mg_virtual |
|
|
3689 | * must be non-const, yet perl5porters insisted on marking their |
|
|
3690 | * vtbls as read-only, just to thwart perl modules from patching |
|
|
3691 | * them. |
|
|
3692 | */ |
|
|
3693 | mg->mg_virtual = (MGVTBL *)&coro_sig_vtbl; |
|
|
3694 | mg->mg_flags |= MGf_COPY; |
|
|
3695 | |
|
|
3696 | coro_sigelem_vtbl = PL_vtbl_sigelem; |
|
|
3697 | coro_sigelem_vtbl.svt_get = coro_sigelem_get; |
|
|
3698 | coro_sigelem_vtbl.svt_set = coro_sigelem_set; |
|
|
3699 | coro_sigelem_vtbl.svt_clear = coro_sigelem_clr; |
|
|
3700 | } |
3459 | |
3701 | |
3460 | hv_sig = coro_get_hv (aTHX_ "SIG", TRUE); |
|
|
3461 | rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV)); |
3702 | rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV)); |
3462 | rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV)); |
3703 | rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV)); |
3463 | |
3704 | |
3464 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
3705 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
|
|
3706 | |
|
|
3707 | newCONSTSUB (coro_state_stash, "BACKEND", newSVpv (CORO_BACKEND, 0)); /* undocumented */ |
3465 | |
3708 | |
3466 | newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE)); |
3709 | newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE)); |
3467 | newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB)); |
3710 | newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB)); |
3468 | newCONSTSUB (coro_state_stash, "CC_TRACE_LINE", newSViv (CC_TRACE_LINE)); |
3711 | newCONSTSUB (coro_state_stash, "CC_TRACE_LINE", newSViv (CC_TRACE_LINE)); |
3469 | newCONSTSUB (coro_state_stash, "CC_TRACE_ALL" , newSViv (CC_TRACE_ALL)); |
3712 | newCONSTSUB (coro_state_stash, "CC_TRACE_ALL" , newSViv (CC_TRACE_ALL)); |
… | |
… | |
3594 | call (Coro::State coro, SV *coderef) |
3837 | call (Coro::State coro, SV *coderef) |
3595 | ALIAS: |
3838 | ALIAS: |
3596 | eval = 1 |
3839 | eval = 1 |
3597 | CODE: |
3840 | CODE: |
3598 | { |
3841 | { |
|
|
3842 | struct coro *current = SvSTATE_current; |
|
|
3843 | |
3599 | if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot)) |
3844 | if ((coro == current) || (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot))) |
3600 | { |
3845 | { |
3601 | struct coro *current = SvSTATE_current; |
|
|
3602 | struct CoroSLF slf_save; |
3846 | struct CoroSLF slf_save; |
3603 | |
3847 | |
3604 | if (current != coro) |
3848 | if (current != coro) |
3605 | { |
3849 | { |
3606 | PUTBACK; |
3850 | PUTBACK; |
… | |
… | |
3771 | if (ecb_expect_false (current == self)) |
4015 | if (ecb_expect_false (current == self)) |
3772 | coro_times_sub (SvSTATE (coro_current)); |
4016 | coro_times_sub (SvSTATE (coro_current)); |
3773 | } |
4017 | } |
3774 | |
4018 | |
3775 | void |
4019 | void |
3776 | swap_sv (Coro::State coro, SV *sv, SV *swapsv) |
4020 | swap_sv (Coro::State coro, SV *sva, SV *svb) |
3777 | CODE: |
4021 | CODE: |
3778 | { |
4022 | { |
3779 | struct coro *current = SvSTATE_current; |
4023 | struct coro *current = SvSTATE_current; |
|
|
4024 | AV *swap_sv; |
|
|
4025 | int i; |
|
|
4026 | |
|
|
4027 | sva = SvRV (sva); |
|
|
4028 | svb = SvRV (svb); |
3780 | |
4029 | |
3781 | if (current == coro) |
4030 | if (current == coro) |
3782 | SWAP_SVS (current); |
4031 | SWAP_SVS_LEAVE (current); |
3783 | |
4032 | |
3784 | if (!coro->swap_sv) |
4033 | if (!coro->swap_sv) |
3785 | coro->swap_sv = newAV (); |
4034 | coro->swap_sv = newAV (); |
3786 | |
4035 | |
|
|
4036 | swap_sv = coro->swap_sv; |
|
|
4037 | |
|
|
4038 | for (i = AvFILLp (swap_sv) - 1; i >= 0; i -= 2) |
|
|
4039 | { |
|
|
4040 | SV *a = AvARRAY (swap_sv)[i ]; |
|
|
4041 | SV *b = AvARRAY (swap_sv)[i + 1]; |
|
|
4042 | |
|
|
4043 | if (a == sva && b == svb) |
|
|
4044 | { |
|
|
4045 | SvREFCNT_dec_NN (a); |
|
|
4046 | SvREFCNT_dec_NN (b); |
|
|
4047 | |
|
|
4048 | for (; i <= AvFILLp (swap_sv) - 2; i++) |
|
|
4049 | AvARRAY (swap_sv)[i] = AvARRAY (swap_sv)[i + 2]; |
|
|
4050 | |
|
|
4051 | AvFILLp (swap_sv) -= 2; |
|
|
4052 | |
|
|
4053 | goto removed; |
|
|
4054 | } |
|
|
4055 | } |
|
|
4056 | |
3787 | av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (sv ))); |
4057 | av_push (swap_sv, SvREFCNT_inc_NN (sva)); |
3788 | av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (swapsv))); |
4058 | av_push (swap_sv, SvREFCNT_inc_NN (svb)); |
|
|
4059 | |
|
|
4060 | removed: |
3789 | |
4061 | |
3790 | if (current == coro) |
4062 | if (current == coro) |
3791 | SWAP_SVS (current); |
4063 | SWAP_SVS_ENTER (current); |
3792 | } |
4064 | } |
3793 | |
4065 | |
3794 | |
4066 | |
3795 | MODULE = Coro::State PACKAGE = Coro |
4067 | MODULE = Coro::State PACKAGE = Coro |
3796 | |
4068 | |
3797 | BOOT: |
4069 | BOOT: |
3798 | { |
4070 | { |
|
|
4071 | if (SVt_LAST > 32) |
|
|
4072 | croak ("Coro internal error: SVt_LAST > 32, swap_sv might need adjustment"); |
|
|
4073 | |
3799 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
4074 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
3800 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
4075 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
3801 | cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD); |
4076 | cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD); |
3802 | coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current); |
4077 | coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current); |
3803 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
4078 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
… | |
… | |
3829 | coroapi.ready = api_ready; |
4104 | coroapi.ready = api_ready; |
3830 | coroapi.is_ready = api_is_ready; |
4105 | coroapi.is_ready = api_is_ready; |
3831 | coroapi.nready = coro_nready; |
4106 | coroapi.nready = coro_nready; |
3832 | coroapi.current = coro_current; |
4107 | coroapi.current = coro_current; |
3833 | |
4108 | |
|
|
4109 | coroapi.enterleave_hook = api_enterleave_hook; |
|
|
4110 | coroapi.enterleave_unhook = api_enterleave_unhook; |
|
|
4111 | coroapi.enterleave_scope_hook = api_enterleave_scope_hook; |
|
|
4112 | |
3834 | /*GCoroAPI = &coroapi;*/ |
4113 | /*GCoroAPI = &coroapi;*/ |
3835 | sv_setiv (sv, (IV)&coroapi); |
4114 | sv_setiv (sv, PTR2IV (&coroapi)); |
3836 | SvREADONLY_on (sv); |
4115 | SvREADONLY_on (sv); |
3837 | } |
4116 | } |
3838 | } |
4117 | } |
3839 | |
4118 | |
3840 | SV * |
4119 | SV * |
… | |
… | |
3903 | |
4182 | |
3904 | void |
4183 | void |
3905 | _set_current (SV *current) |
4184 | _set_current (SV *current) |
3906 | PROTOTYPE: $ |
4185 | PROTOTYPE: $ |
3907 | CODE: |
4186 | CODE: |
3908 | SvREFCNT_dec (SvRV (coro_current)); |
4187 | SvREFCNT_dec_NN (SvRV (coro_current)); |
3909 | SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current))); |
4188 | SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current))); |
3910 | |
4189 | |
3911 | void |
4190 | void |
3912 | _set_readyhook (SV *hook) |
4191 | _set_readyhook (SV *hook) |
3913 | PROTOTYPE: $ |
4192 | PROTOTYPE: $ |
… | |
… | |
3997 | |
4276 | |
3998 | if ((SV *)hv == &PL_sv_undef) |
4277 | if ((SV *)hv == &PL_sv_undef) |
3999 | { |
4278 | { |
4000 | SV *sv = coro_new (aTHX_ coro_stash, (SV **)&cv_pool_handler, 1, 1); |
4279 | SV *sv = coro_new (aTHX_ coro_stash, (SV **)&cv_pool_handler, 1, 1); |
4001 | hv = (HV *)SvREFCNT_inc_NN (SvRV (sv)); |
4280 | hv = (HV *)SvREFCNT_inc_NN (SvRV (sv)); |
4002 | SvREFCNT_dec (sv); |
4281 | SvREFCNT_dec_NN (sv); |
4003 | } |
4282 | } |
4004 | |
4283 | |
4005 | { |
4284 | { |
4006 | struct coro *coro = SvSTATE_hv (hv); |
4285 | struct coro *coro = SvSTATE_hv (hv); |
4007 | |
4286 | |
… | |
… | |
4014 | api_ready (aTHX_ (SV *)hv); |
4293 | api_ready (aTHX_ (SV *)hv); |
4015 | |
4294 | |
4016 | if (GIMME_V != G_VOID) |
4295 | if (GIMME_V != G_VOID) |
4017 | XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv))); |
4296 | XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv))); |
4018 | else |
4297 | else |
4019 | SvREFCNT_dec (hv); |
4298 | SvREFCNT_dec_NN (hv); |
4020 | } |
4299 | } |
4021 | |
4300 | |
4022 | SV * |
4301 | SV * |
4023 | rouse_cb () |
4302 | rouse_cb () |
4024 | PROTOTYPE: |
4303 | PROTOTYPE: |
… | |
… | |
4103 | RETVAL = newSVsv (AvARRAY ((AV *)SvRV (self))[0]); |
4382 | RETVAL = newSVsv (AvARRAY ((AV *)SvRV (self))[0]); |
4104 | OUTPUT: |
4383 | OUTPUT: |
4105 | RETVAL |
4384 | RETVAL |
4106 | |
4385 | |
4107 | void |
4386 | void |
4108 | up (SV *self, int adjust = 1) |
4387 | up (SV *self) |
4109 | ALIAS: |
|
|
4110 | adjust = 1 |
|
|
4111 | CODE: |
4388 | CODE: |
|
|
4389 | coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), 1); |
|
|
4390 | |
|
|
4391 | void |
|
|
4392 | adjust (SV *self, int adjust) |
|
|
4393 | CODE: |
4112 | coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), ix ? adjust : 1); |
4394 | coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), adjust); |
4113 | |
4395 | |
4114 | void |
4396 | void |
4115 | down (...) |
4397 | down (...) |
4116 | CODE: |
4398 | CODE: |
4117 | CORO_EXECUTE_SLF_XS (slf_init_semaphore_down); |
4399 | CORO_EXECUTE_SLF_XS (slf_init_semaphore_down); |