… | |
… | |
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" |
… | |
… | |
21 | |
41 | |
22 | #include <stddef.h> |
42 | #include <stddef.h> |
23 | #include <stdio.h> |
43 | #include <stdio.h> |
24 | #include <errno.h> |
44 | #include <errno.h> |
25 | #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 |
26 | |
54 | |
27 | #ifndef SVs_PADSTALE |
55 | #ifndef SVs_PADSTALE |
28 | # define SVs_PADSTALE 0 |
56 | # define SVs_PADSTALE 0 |
29 | #endif |
57 | #endif |
30 | |
58 | |
… | |
… | |
42 | # define PadlistNAMES(pl) (*PadlistARRAY (pl)) |
70 | # define PadlistNAMES(pl) (*PadlistARRAY (pl)) |
43 | # define PadARRAY AvARRAY |
71 | # define PadARRAY AvARRAY |
44 | # define PadMAX AvFILLp |
72 | # define PadMAX AvFILLp |
45 | # define newPADLIST(var) ((var) = newAV (), av_extend (var, 1)) |
73 | # define newPADLIST(var) ((var) = newAV (), av_extend (var, 1)) |
46 | #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 |
47 | |
81 | |
48 | /* 5.19.something has replaced SVt_BIND by SVt_INVLIST */ |
82 | /* 5.19.something has replaced SVt_BIND by SVt_INVLIST */ |
49 | /* 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 */ |
50 | #if PERL_VERSION_ATLEAST(5,19,0) |
84 | #if PERL_VERSION_ATLEAST(5,19,0) |
51 | # define SVt_BIND SVt_IV |
85 | # define SVt_BIND SVt_IV |
… | |
… | |
102 | # define CORO_CLOCK_MONOTONIC 1 |
136 | # define CORO_CLOCK_MONOTONIC 1 |
103 | # define CORO_CLOCK_THREAD_CPUTIME_ID 3 |
137 | # define CORO_CLOCK_THREAD_CPUTIME_ID 3 |
104 | # endif |
138 | # endif |
105 | #endif |
139 | #endif |
106 | |
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 | |
107 | static double (*nvtime)(); /* so why doesn't it take void? */ |
159 | static double (*nvtime)(); /* so why doesn't it take void? */ |
108 | static void (*u2time)(pTHX_ UV ret[2]); |
160 | static void (*u2time)(pTHX_ UV ret[2]); |
109 | |
161 | |
110 | /* we hijack an hopefully unused CV flag for our purposes */ |
162 | /* we hijack an hopefully unused CV flag for our purposes */ |
111 | #define CVf_SLF 0x4000 |
163 | #define CVf_SLF 0x4000 |
… | |
… | |
126 | |
178 | |
127 | static GV *irsgv; /* $/ */ |
179 | static GV *irsgv; /* $/ */ |
128 | static GV *stdoutgv; /* *STDOUT */ |
180 | static GV *stdoutgv; /* *STDOUT */ |
129 | static SV *rv_diehook; |
181 | static SV *rv_diehook; |
130 | static SV *rv_warnhook; |
182 | static SV *rv_warnhook; |
131 | static HV *hv_sig; /* %SIG */ |
|
|
132 | |
183 | |
133 | /* async_pool helper stuff */ |
184 | /* async_pool helper stuff */ |
134 | static SV *sv_pool_rss; |
185 | static SV *sv_pool_rss; |
135 | static SV *sv_pool_size; |
186 | static SV *sv_pool_size; |
136 | static SV *sv_async_pool_idle; /* description string */ |
187 | static SV *sv_async_pool_idle; /* description string */ |
… | |
… | |
242 | SV *saved_deffh; |
293 | SV *saved_deffh; |
243 | SV *invoke_cb; |
294 | SV *invoke_cb; |
244 | AV *invoke_av; |
295 | AV *invoke_av; |
245 | |
296 | |
246 | /* on_enter/on_leave */ |
297 | /* on_enter/on_leave */ |
247 | AV *on_enter; |
298 | AV *on_enter; AV *on_enter_xs; |
248 | AV *on_leave; |
299 | AV *on_leave; AV *on_leave_xs; |
249 | |
300 | |
250 | /* swap_sv */ |
301 | /* swap_sv */ |
251 | AV *swap_sv; |
302 | AV *swap_sv; |
252 | |
303 | |
253 | /* times */ |
304 | /* times */ |
… | |
… | |
489 | |
540 | |
490 | return 0; |
541 | return 0; |
491 | } |
542 | } |
492 | |
543 | |
493 | ecb_inline struct coro * |
544 | ecb_inline struct coro * |
494 | SvSTATE_ (pTHX_ SV *coro) |
545 | SvSTATE_ (pTHX_ SV *coro_sv) |
495 | { |
546 | { |
496 | MAGIC *mg; |
547 | MAGIC *mg; |
497 | |
548 | |
498 | if (SvROK (coro)) |
549 | if (SvROK (coro_sv)) |
499 | coro = SvRV (coro); |
550 | coro_sv = SvRV (coro_sv); |
500 | |
551 | |
501 | mg = SvSTATEhv_p (aTHX_ coro); |
552 | mg = SvSTATEhv_p (aTHX_ coro_sv); |
502 | if (!mg) |
553 | if (!mg) |
503 | croak ("Coro::State object required"); |
554 | croak ("Coro::State object required"); |
504 | |
555 | |
505 | return (struct coro *)mg->mg_ptr; |
556 | return (struct coro *)mg->mg_ptr; |
506 | } |
557 | } |
… | |
… | |
517 | ecb_inline PADLIST * |
568 | ecb_inline PADLIST * |
518 | coro_derive_padlist (pTHX_ CV *cv) |
569 | coro_derive_padlist (pTHX_ CV *cv) |
519 | { |
570 | { |
520 | PADLIST *padlist = CvPADLIST (cv); |
571 | PADLIST *padlist = CvPADLIST (cv); |
521 | PADLIST *newpadlist; |
572 | PADLIST *newpadlist; |
|
|
573 | PADNAMELIST *padnames; |
522 | PAD *newpad; |
574 | PAD *newpad; |
523 | PADOFFSET off = PadlistMAX (padlist) + 1; |
575 | PADOFFSET off = PadlistMAX (padlist) + 1; |
524 | |
576 | |
525 | #if NEWPADAPI |
577 | #if NEWPADAPI |
526 | |
578 | |
… | |
… | |
553 | AvREAL_off (newpadlist); |
605 | AvREAL_off (newpadlist); |
554 | #endif |
606 | #endif |
555 | |
607 | |
556 | /* Already extended to 2 elements by newPADLIST. */ |
608 | /* Already extended to 2 elements by newPADLIST. */ |
557 | PadlistMAX (newpadlist) = 1; |
609 | PadlistMAX (newpadlist) = 1; |
558 | PadlistNAMES (newpadlist) = (PADNAMELIST *)SvREFCNT_inc_NN (PadlistNAMES (padlist)); |
610 | |
|
|
611 | padnames = PadlistNAMES (padlist); |
|
|
612 | ++PadnamelistREFCNT (padnames); |
|
|
613 | PadlistNAMES (newpadlist) = padnames; |
|
|
614 | |
559 | PadlistARRAY (newpadlist)[1] = newpad; |
615 | PadlistARRAY (newpadlist)[1] = newpad; |
560 | |
616 | |
561 | return newpadlist; |
617 | return newpadlist; |
562 | } |
618 | } |
563 | |
619 | |
… | |
… | |
584 | PadMAX (pad) = -1; |
640 | PadMAX (pad) = -1; |
585 | SvREFCNT_dec (pad); |
641 | SvREFCNT_dec (pad); |
586 | } |
642 | } |
587 | } |
643 | } |
588 | |
644 | |
589 | SvREFCNT_dec (PadlistNAMES (padlist)); |
645 | PadnamelistREFCNT_dec (PadlistNAMES (padlist)); |
590 | |
646 | |
591 | #if NEWPADAPI |
647 | #if NEWPADAPI |
592 | Safefree (PadlistARRAY (padlist)); |
648 | Safefree (PadlistARRAY (padlist)); |
593 | Safefree (padlist); |
649 | Safefree (padlist); |
594 | #else |
650 | #else |
… | |
… | |
690 | 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; |
691 | |
747 | |
692 | /* 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, |
693 | * 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. |
694 | */ |
750 | */ |
695 | #define svany_in_head(type) \ |
751 | U32 svany_in_head_set = (1 << SVt_NULL) | (1 << SVt_BIND) | (1 << SVt_IV) | (1 << SVt_RV); |
696 | (((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))) |
697 | |
757 | |
698 | if (svany_in_head (SvTYPE (a))) |
758 | if (svany_in_head (SvTYPE (a))) |
699 | SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a); |
759 | SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a); |
700 | |
760 | |
701 | if (svany_in_head (SvTYPE (b))) |
761 | if (svany_in_head (SvTYPE (b))) |
… | |
… | |
704 | #endif |
764 | #endif |
705 | } |
765 | } |
706 | |
766 | |
707 | /* swap sv heads, at least logically */ |
767 | /* swap sv heads, at least logically */ |
708 | static void |
768 | static void |
709 | swap_svs (pTHX_ Coro__State c) |
769 | swap_svs_enter (pTHX_ Coro__State c) |
710 | { |
770 | { |
711 | int i; |
771 | int i; |
712 | |
772 | |
713 | for (i = 0; i <= AvFILLp (c->swap_sv); i += 2) |
773 | for (i = 0; i <= AvFILLp (c->swap_sv); i += 2) |
714 | 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]); |
715 | } |
775 | } |
716 | |
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 | |
717 | #define SWAP_SVS(coro) \ |
786 | #define SWAP_SVS_ENTER(coro) \ |
718 | if (ecb_expect_false ((coro)->swap_sv)) \ |
787 | if (ecb_expect_false ((coro)->swap_sv)) \ |
719 | 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)) |
720 | |
793 | |
721 | static void |
794 | static void |
722 | on_enterleave_call (pTHX_ SV *cb); |
795 | on_enterleave_call (pTHX_ SV *cb); |
723 | |
796 | |
724 | static void |
797 | static void |
… | |
… | |
769 | |
842 | |
770 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
843 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
771 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
844 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
772 | } |
845 | } |
773 | |
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 | |
774 | SWAP_SVS (c); |
855 | SWAP_SVS_ENTER (c); |
775 | } |
856 | } |
776 | |
857 | |
777 | static void |
858 | static void |
778 | save_perl (pTHX_ Coro__State c) |
859 | save_perl (pTHX_ Coro__State c) |
779 | { |
860 | { |
780 | 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 | } |
781 | |
870 | |
782 | if (ecb_expect_false (c->on_leave)) |
871 | if (ecb_expect_false (c->on_leave)) |
783 | { |
872 | { |
784 | int i; |
873 | int i; |
785 | |
874 | |
… | |
… | |
912 | #endif |
1001 | #endif |
913 | |
1002 | |
914 | New(54,PL_savestack,24,ANY); |
1003 | New(54,PL_savestack,24,ANY); |
915 | PL_savestack_ix = 0; |
1004 | PL_savestack_ix = 0; |
916 | 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 |
917 | |
1011 | |
918 | #if !PERL_VERSION_ATLEAST (5,10,0) |
1012 | #if !PERL_VERSION_ATLEAST (5,10,0) |
919 | New(54,PL_retstack,4,OP*); |
1013 | New(54,PL_retstack,4,OP*); |
920 | PL_retstack_ix = 0; |
1014 | PL_retstack_ix = 0; |
921 | PL_retstack_max = 4; |
1015 | PL_retstack_max = 4; |
… | |
… | |
987 | } |
1081 | } |
988 | |
1082 | |
989 | return rss; |
1083 | return rss; |
990 | } |
1084 | } |
991 | |
1085 | |
992 | /** coroutine stack handling ************************************************/ |
1086 | /** provide custom get/set/clear methods for %SIG elements ******************/ |
993 | |
|
|
994 | static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg); |
|
|
995 | static int (*orig_sigelem_set) (pTHX_ SV *sv, MAGIC *mg); |
|
|
996 | static int (*orig_sigelem_clr) (pTHX_ SV *sv, MAGIC *mg); |
|
|
997 | |
1087 | |
998 | /* apparently < 5.8.8 */ |
1088 | /* apparently < 5.8.8 */ |
999 | #ifndef MgPV_nolen_const |
1089 | #ifndef MgPV_nolen_const |
1000 | #define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \ |
1090 | #define MgPV_nolen_const(mg) (((((int)(mg)->mg_len)) == HEf_SVKEY) ? \ |
1001 | SvPV_nolen((SV*)((mg)->mg_ptr)) : \ |
1091 | SvPV_nolen((SV*)((mg)->mg_ptr)) : \ |
1002 | (const char*)(mg)->mg_ptr) |
1092 | (const char*)(mg)->mg_ptr) |
1003 | #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 | }; |
1004 | |
1122 | |
1005 | /* |
1123 | /* |
1006 | * This overrides the default magic get method of %SIG elements. |
1124 | * This overrides the default magic get method of %SIG elements. |
1007 | * 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 |
1008 | * 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), |
… | |
… | |
1010 | */ |
1128 | */ |
1011 | static int ecb_cold |
1129 | static int ecb_cold |
1012 | coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg) |
1130 | coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg) |
1013 | { |
1131 | { |
1014 | 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; |
1015 | |
1135 | |
1016 | if (*s == '_') |
1136 | SV *ssv; |
1017 | { |
|
|
1018 | SV **svp = 0; |
|
|
1019 | |
1137 | |
1020 | if (strEQ (s, "__DIE__" )) svp = &PL_diehook; |
|
|
1021 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
|
|
1022 | |
|
|
1023 | if (svp) |
1138 | if (!*svp) |
1024 | { |
|
|
1025 | SV *ssv; |
|
|
1026 | |
|
|
1027 | if (!*svp) |
|
|
1028 | ssv = &PL_sv_undef; |
1139 | ssv = &PL_sv_undef; |
1029 | 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. */ |
1030 | ssv = sv_2mortal (newRV_inc (*svp)); |
1141 | ssv = sv_2mortal (newRV_inc (*svp)); |
1031 | else |
1142 | else |
1032 | ssv = *svp; |
1143 | ssv = *svp; |
1033 | |
1144 | |
1034 | sv_setsv (sv, ssv); |
1145 | sv_setsv (sv, ssv); |
1035 | return 0; |
1146 | return 0; |
1036 | } |
|
|
1037 | } |
|
|
1038 | |
|
|
1039 | return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0; |
|
|
1040 | } |
1147 | } |
1041 | |
1148 | |
1042 | static int ecb_cold |
1149 | static int ecb_cold |
1043 | coro_sigelem_clr (pTHX_ SV *sv, MAGIC *mg) |
1150 | coro_sigelem_clr (pTHX_ SV *sv, MAGIC *mg) |
1044 | { |
1151 | { |
1045 | 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; |
1046 | |
1155 | |
1047 | if (*s == '_') |
|
|
1048 | { |
|
|
1049 | SV **svp = 0; |
|
|
1050 | |
|
|
1051 | if (strEQ (s, "__DIE__" )) svp = &PL_diehook; |
|
|
1052 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
|
|
1053 | |
|
|
1054 | if (svp) |
|
|
1055 | { |
|
|
1056 | SV *old = *svp; |
1156 | SV *old = *svp; |
1057 | *svp = 0; |
1157 | *svp = 0; |
1058 | SvREFCNT_dec (old); |
1158 | SvREFCNT_dec (old); |
1059 | return 0; |
1159 | return 0; |
1060 | } |
|
|
1061 | } |
|
|
1062 | |
|
|
1063 | return orig_sigelem_clr ? orig_sigelem_clr (aTHX_ sv, mg) : 0; |
|
|
1064 | } |
1160 | } |
1065 | |
1161 | |
1066 | static int ecb_cold |
1162 | static int ecb_cold |
1067 | coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg) |
1163 | coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg) |
1068 | { |
1164 | { |
1069 | 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; |
1070 | |
1168 | |
1071 | if (*s == '_') |
|
|
1072 | { |
|
|
1073 | SV **svp = 0; |
|
|
1074 | |
|
|
1075 | if (strEQ (s, "__DIE__" )) svp = &PL_diehook; |
|
|
1076 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
|
|
1077 | |
|
|
1078 | if (svp) |
|
|
1079 | { |
|
|
1080 | SV *old = *svp; |
1169 | SV *old = *svp; |
1081 | *svp = SvOK (sv) ? newSVsv (sv) : 0; |
1170 | *svp = SvOK (sv) ? newSVsv (sv) : 0; |
1082 | SvREFCNT_dec (old); |
1171 | SvREFCNT_dec (old); |
1083 | return 0; |
1172 | return 0; |
1084 | } |
|
|
1085 | } |
|
|
1086 | |
|
|
1087 | return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0; |
|
|
1088 | } |
1173 | } |
1089 | |
1174 | |
1090 | static void |
1175 | static void |
1091 | prepare_nop (pTHX_ struct coro_transfer_args *ta) |
1176 | prepare_nop (pTHX_ struct coro_transfer_args *ta) |
1092 | { |
1177 | { |
… | |
… | |
1103 | static int |
1188 | static int |
1104 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
1189 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
1105 | { |
1190 | { |
1106 | return 1; |
1191 | return 1; |
1107 | } |
1192 | } |
|
|
1193 | |
|
|
1194 | /** coroutine stack handling ************************************************/ |
1108 | |
1195 | |
1109 | static UNOP init_perl_op; |
1196 | static UNOP init_perl_op; |
1110 | |
1197 | |
1111 | 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 */ |
1112 | init_perl (pTHX_ struct coro *coro) |
1199 | init_perl (pTHX_ struct coro *coro) |
… | |
… | |
1155 | myop.op_next = Nullop; |
1242 | myop.op_next = Nullop; |
1156 | myop.op_type = OP_ENTERSUB; |
1243 | myop.op_type = OP_ENTERSUB; |
1157 | myop.op_flags = OPf_WANT_VOID; |
1244 | myop.op_flags = OPf_WANT_VOID; |
1158 | |
1245 | |
1159 | PUSHMARK (SP); |
1246 | PUSHMARK (SP); |
1160 | PUSHs ((SV *)coro->startcv); |
1247 | XPUSHs ((SV *)coro->startcv); |
1161 | PUTBACK; |
1248 | PUTBACK; |
1162 | PL_op = (OP *)&myop; |
1249 | PL_op = (OP *)&myop; |
1163 | PL_op = PL_ppaddr[OP_ENTERSUB](aTHX); |
1250 | PL_op = PL_ppaddr[OP_ENTERSUB](aTHX); |
1164 | } |
1251 | } |
1165 | |
1252 | |
… | |
… | |
1179 | PL_op = (OP *)&init_perl_op; |
1266 | PL_op = (OP *)&init_perl_op; |
1180 | |
1267 | |
1181 | /* copy throw, in case it was set before init_perl */ |
1268 | /* copy throw, in case it was set before init_perl */ |
1182 | CORO_THROW = coro->except; |
1269 | CORO_THROW = coro->except; |
1183 | |
1270 | |
1184 | SWAP_SVS (coro); |
1271 | SWAP_SVS_ENTER (coro); |
1185 | |
1272 | |
1186 | if (ecb_expect_false (enable_times)) |
1273 | if (ecb_expect_false (enable_times)) |
1187 | { |
1274 | { |
1188 | coro_times_update (); |
1275 | coro_times_update (); |
1189 | coro_times_sub (coro); |
1276 | coro_times_sub (coro); |
… | |
… | |
1227 | /* this will cause transfer_check to croak on block*/ |
1314 | /* this will cause transfer_check to croak on block*/ |
1228 | SvRV_set (coro_current, (SV *)coro->hv); |
1315 | SvRV_set (coro_current, (SV *)coro->hv); |
1229 | |
1316 | |
1230 | load_perl (aTHX_ coro); |
1317 | load_perl (aTHX_ coro); |
1231 | |
1318 | |
|
|
1319 | /* restore swapped sv's */ |
|
|
1320 | SWAP_SVS_LEAVE (coro); |
|
|
1321 | |
1232 | coro_unwind_stacks (aTHX); |
1322 | coro_unwind_stacks (aTHX); |
1233 | |
|
|
1234 | /* restore swapped sv's */ |
|
|
1235 | SWAP_SVS (coro); |
|
|
1236 | |
1323 | |
1237 | coro_destruct_stacks (aTHX); |
1324 | coro_destruct_stacks (aTHX); |
1238 | |
1325 | |
1239 | /* now save some sv's to be free'd later */ |
1326 | /* now save some sv's to be free'd later */ |
1240 | svf [0] = GvSV (PL_defgv); |
1327 | svf [0] = GvSV (PL_defgv); |
… | |
… | |
1261 | |
1348 | |
1262 | SvREFCNT_dec (coro->saved_deffh); |
1349 | SvREFCNT_dec (coro->saved_deffh); |
1263 | SvREFCNT_dec (coro->rouse_cb); |
1350 | SvREFCNT_dec (coro->rouse_cb); |
1264 | SvREFCNT_dec (coro->invoke_cb); |
1351 | SvREFCNT_dec (coro->invoke_cb); |
1265 | 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); |
1266 | } |
1355 | } |
1267 | } |
1356 | } |
1268 | |
1357 | |
1269 | ecb_inline void |
1358 | ecb_inline void |
1270 | free_coro_mortal (pTHX) |
1359 | free_coro_mortal (pTHX) |
… | |
… | |
1311 | av_push (av, SvREFCNT_inc_NN (*bot++)); |
1400 | av_push (av, SvREFCNT_inc_NN (*bot++)); |
1312 | |
1401 | |
1313 | PL_runops = RUNOPS_DEFAULT; |
1402 | PL_runops = RUNOPS_DEFAULT; |
1314 | ENTER; |
1403 | ENTER; |
1315 | SAVETMPS; |
1404 | SAVETMPS; |
|
|
1405 | PUSHMARK (SP); |
1316 | EXTEND (SP, 3); |
1406 | EXTEND (SP, 3); |
1317 | PUSHMARK (SP); |
|
|
1318 | PUSHs (&PL_sv_no); |
1407 | PUSHs (&PL_sv_no); |
1319 | PUSHs (fullname); |
1408 | PUSHs (fullname); |
1320 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
1409 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
1321 | PUTBACK; |
1410 | PUTBACK; |
1322 | 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); |
… | |
… | |
1333 | |
1422 | |
1334 | if (PL_curcop != &PL_compiling) |
1423 | if (PL_curcop != &PL_compiling) |
1335 | { |
1424 | { |
1336 | SV **cb; |
1425 | SV **cb; |
1337 | |
1426 | |
1338 | if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB) |
1427 | if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB && cxstack_ix >= 0) |
1339 | { |
1428 | { |
1340 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
1429 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
1341 | |
1430 | |
1342 | if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix) |
1431 | if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix) |
1343 | { |
1432 | { |
… | |
… | |
1349 | gv_efullname3 (fullname, gv, 0); |
1438 | gv_efullname3 (fullname, gv, 0); |
1350 | |
1439 | |
1351 | PL_runops = RUNOPS_DEFAULT; |
1440 | PL_runops = RUNOPS_DEFAULT; |
1352 | ENTER; |
1441 | ENTER; |
1353 | SAVETMPS; |
1442 | SAVETMPS; |
|
|
1443 | PUSHMARK (SP); |
1354 | EXTEND (SP, 3); |
1444 | EXTEND (SP, 3); |
1355 | PUSHMARK (SP); |
|
|
1356 | PUSHs (&PL_sv_yes); |
1445 | PUSHs (&PL_sv_yes); |
1357 | PUSHs (fullname); |
1446 | PUSHs (fullname); |
1358 | 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); |
1359 | PUTBACK; |
1448 | PUTBACK; |
1360 | 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); |
1361 | 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); |
1362 | SPAGAIN; |
1451 | SPAGAIN; |
1363 | FREETMPS; |
1452 | FREETMPS; |
… | |
… | |
1373 | dSP; |
1462 | dSP; |
1374 | |
1463 | |
1375 | PL_runops = RUNOPS_DEFAULT; |
1464 | PL_runops = RUNOPS_DEFAULT; |
1376 | ENTER; |
1465 | ENTER; |
1377 | SAVETMPS; |
1466 | SAVETMPS; |
1378 | EXTEND (SP, 3); |
|
|
1379 | PL_runops = RUNOPS_DEFAULT; |
|
|
1380 | PUSHMARK (SP); |
1467 | PUSHMARK (SP); |
|
|
1468 | EXTEND (SP, 2); |
1381 | PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0))); |
1469 | PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0))); |
1382 | PUSHs (sv_2mortal (newSViv (CopLINE (oldcop)))); |
1470 | PUSHs (sv_2mortal (newSViv (CopLINE (oldcop)))); |
1383 | PUTBACK; |
1471 | PUTBACK; |
1384 | 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); |
1385 | 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); |
… | |
… | |
1485 | * 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 |
1486 | * 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. |
1487 | */ |
1575 | */ |
1488 | |
1576 | |
1489 | /* |
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 | /* |
1490 | * 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 |
1491 | * 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) |
1492 | * 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 |
1493 | * doing in that case. YMMV. |
1588 | * doing in that case. YMMV. |
1494 | */ |
1589 | */ |
… | |
… | |
1930 | |
2025 | |
1931 | ENTER; |
2026 | ENTER; |
1932 | SAVETMPS; |
2027 | SAVETMPS; |
1933 | |
2028 | |
1934 | PUSHMARK (SP); |
2029 | PUSHMARK (SP); |
1935 | 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))); |
1936 | PUTBACK; |
2031 | PUTBACK; |
1937 | call_pv ("Carp::confess", G_VOID | G_DISCARD); |
2032 | call_pv ("Carp::confess", G_VOID | G_DISCARD); |
1938 | |
2033 | |
1939 | FREETMPS; |
2034 | FREETMPS; |
1940 | LEAVE; |
2035 | LEAVE; |
… | |
… | |
2296 | safe_cancel (pTHX_ struct coro *coro, SV **arg, int items) |
2391 | safe_cancel (pTHX_ struct coro *coro, SV **arg, int items) |
2297 | { |
2392 | { |
2298 | if (coro->cctx) |
2393 | if (coro->cctx) |
2299 | 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"); |
2300 | |
2395 | |
2301 | if (coro->flags & CF_NEW) |
2396 | if (coro->flags & (CF_NEW | CF_ZOMBIE)) |
2302 | { |
2397 | { |
2303 | coro_set_status (aTHX_ coro, arg, items); |
2398 | coro_set_status (aTHX_ coro, arg, items); |
2304 | coro_state_destroy (aTHX_ coro); |
2399 | coro_state_destroy (aTHX_ coro); |
2305 | } |
2400 | } |
2306 | else |
2401 | else |
… | |
… | |
2373 | else |
2468 | else |
2374 | { |
2469 | { |
2375 | av_clear (GvAV (PL_defgv)); |
2470 | av_clear (GvAV (PL_defgv)); |
2376 | 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); |
2377 | |
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 | |
2378 | coro->prio = 0; |
2480 | coro->prio = 0; |
2379 | |
2481 | |
2380 | if (coro->cctx && (coro->cctx->flags & CC_TRACE)) |
2482 | if (ecb_expect_false (coro->cctx) && ecb_expect_false (coro->cctx->flags & CC_TRACE)) |
2381 | api_trace (aTHX_ coro_current, 0); |
2483 | api_trace (aTHX_ coro_current, 0); |
2382 | |
2484 | |
2383 | frame->prepare = prepare_schedule; |
2485 | frame->prepare = prepare_schedule; |
2384 | av_push (av_async_pool, SvREFCNT_inc (hv)); |
2486 | av_push (av_async_pool, SvREFCNT_inc (hv)); |
2385 | } |
2487 | } |
… | |
… | |
2810 | static void |
2912 | static void |
2811 | coro_pop_on_leave (pTHX_ void *coro) |
2913 | coro_pop_on_leave (pTHX_ void *coro) |
2812 | { |
2914 | { |
2813 | SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_leave); |
2915 | SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_leave); |
2814 | on_enterleave_call (aTHX_ sv_2mortal (cb)); |
2916 | on_enterleave_call (aTHX_ sv_2mortal (cb)); |
|
|
2917 | } |
|
|
2918 | |
|
|
2919 | static void |
|
|
2920 | enterleave_hook_xs (pTHX_ struct coro *coro, AV **avp, coro_enterleave_hook hook, void *arg) |
|
|
2921 | { |
|
|
2922 | if (!hook) |
|
|
2923 | return; |
|
|
2924 | |
|
|
2925 | if (!*avp) |
|
|
2926 | { |
|
|
2927 | *avp = newAV (); |
|
|
2928 | AvREAL_off (*avp); |
|
|
2929 | } |
|
|
2930 | |
|
|
2931 | av_push (*avp, (SV *)hook); |
|
|
2932 | av_push (*avp, (SV *)arg); |
|
|
2933 | } |
|
|
2934 | |
|
|
2935 | static void |
|
|
2936 | enterleave_unhook_xs (pTHX_ struct coro *coro, AV **avp, coro_enterleave_hook hook, int execute) |
|
|
2937 | { |
|
|
2938 | AV *av = *avp; |
|
|
2939 | int i; |
|
|
2940 | |
|
|
2941 | if (!av) |
|
|
2942 | return; |
|
|
2943 | |
|
|
2944 | for (i = AvFILLp (av) - 1; i >= 0; i -= 2) |
|
|
2945 | if (AvARRAY (av)[i] == (SV *)hook) |
|
|
2946 | { |
|
|
2947 | if (execute) |
|
|
2948 | hook (aTHX_ (void *)AvARRAY (av)[i + 1]); |
|
|
2949 | |
|
|
2950 | memmove (AvARRAY (av) + i, AvARRAY (av) + i + 2, AvFILLp (av) - i - 1); |
|
|
2951 | av_pop (av); |
|
|
2952 | av_pop (av); |
|
|
2953 | break; |
|
|
2954 | } |
|
|
2955 | |
|
|
2956 | if (AvFILLp (av) >= 0) |
|
|
2957 | { |
|
|
2958 | *avp = 0; |
|
|
2959 | SvREFCNT_dec_NN (av); |
|
|
2960 | } |
|
|
2961 | } |
|
|
2962 | |
|
|
2963 | static void |
|
|
2964 | api_enterleave_hook (pTHX_ SV *coro_sv, coro_enterleave_hook enter, void *enter_arg, coro_enterleave_hook leave, void *leave_arg) |
|
|
2965 | { |
|
|
2966 | struct coro *coro = SvSTATE (coro_sv); |
|
|
2967 | |
|
|
2968 | if (SvSTATE_current == coro) |
|
|
2969 | if (enter) |
|
|
2970 | enter (aTHX_ enter_arg); |
|
|
2971 | |
|
|
2972 | enterleave_hook_xs (aTHX_ coro, &coro->on_enter_xs, enter, enter_arg); |
|
|
2973 | enterleave_hook_xs (aTHX_ coro, &coro->on_leave_xs, leave, leave_arg); |
|
|
2974 | } |
|
|
2975 | |
|
|
2976 | static void |
|
|
2977 | api_enterleave_unhook (pTHX_ SV *coro_sv, coro_enterleave_hook enter, coro_enterleave_hook leave) |
|
|
2978 | { |
|
|
2979 | struct coro *coro = SvSTATE (coro_sv); |
|
|
2980 | |
|
|
2981 | enterleave_unhook_xs (aTHX_ coro, &coro->on_enter_xs, enter, 0); |
|
|
2982 | enterleave_unhook_xs (aTHX_ coro, &coro->on_leave_xs, leave, SvSTATE_current == coro); |
|
|
2983 | } |
|
|
2984 | |
|
|
2985 | static void |
|
|
2986 | savedestructor_unhook_enter (pTHX_ coro_enterleave_hook enter) |
|
|
2987 | { |
|
|
2988 | struct coro *coro = SvSTATE_current; |
|
|
2989 | |
|
|
2990 | enterleave_unhook_xs (aTHX_ coro, &coro->on_enter_xs, enter, 0); |
|
|
2991 | } |
|
|
2992 | |
|
|
2993 | static void |
|
|
2994 | savedestructor_unhook_leave (pTHX_ coro_enterleave_hook leave) |
|
|
2995 | { |
|
|
2996 | struct coro *coro = SvSTATE_current; |
|
|
2997 | |
|
|
2998 | enterleave_unhook_xs (aTHX_ coro, &coro->on_leave_xs, leave, 1); |
|
|
2999 | } |
|
|
3000 | |
|
|
3001 | static void |
|
|
3002 | api_enterleave_scope_hook (pTHX_ coro_enterleave_hook enter, void *enter_arg, coro_enterleave_hook leave, void *leave_arg) |
|
|
3003 | { |
|
|
3004 | api_enterleave_hook (aTHX_ coro_current, enter, enter_arg, leave, leave_arg); |
|
|
3005 | |
|
|
3006 | /* this ought to be much cheaper than malloc + a single destructor call */ |
|
|
3007 | if (enter) SAVEDESTRUCTOR_X (savedestructor_unhook_enter, enter); |
|
|
3008 | if (leave) SAVEDESTRUCTOR_X (savedestructor_unhook_leave, leave); |
2815 | } |
3009 | } |
2816 | |
3010 | |
2817 | /*****************************************************************************/ |
3011 | /*****************************************************************************/ |
2818 | /* PerlIO::cede */ |
3012 | /* PerlIO::cede */ |
2819 | |
3013 | |
… | |
… | |
2949 | XPUSHs (sv_2mortal (newRV_inc ((SV *)av))); |
3143 | XPUSHs (sv_2mortal (newRV_inc ((SV *)av))); |
2950 | PUTBACK; |
3144 | PUTBACK; |
2951 | call_sv (cb, G_VOID | G_DISCARD | G_EVAL | G_KEEPERR); |
3145 | call_sv (cb, G_VOID | G_DISCARD | G_EVAL | G_KEEPERR); |
2952 | } |
3146 | } |
2953 | |
3147 | |
2954 | SvREFCNT_dec (cb); |
3148 | SvREFCNT_dec_NN (cb); |
2955 | } |
3149 | } |
2956 | } |
3150 | } |
2957 | |
3151 | |
2958 | static void |
3152 | static void |
2959 | coro_semaphore_destroy (pTHX_ struct CoroSLF *frame) |
3153 | coro_semaphore_destroy (pTHX_ struct CoroSLF *frame) |
… | |
… | |
3099 | { |
3293 | { |
3100 | api_ready (aTHX_ cb); |
3294 | api_ready (aTHX_ cb); |
3101 | sv_setiv (cb, 0); /* signal waiter */ |
3295 | sv_setiv (cb, 0); /* signal waiter */ |
3102 | } |
3296 | } |
3103 | |
3297 | |
3104 | SvREFCNT_dec (cb); |
3298 | SvREFCNT_dec_NN (cb); |
3105 | |
3299 | |
3106 | --count; |
3300 | --count; |
3107 | } |
3301 | } |
3108 | } |
3302 | } |
3109 | |
3303 | |
… | |
… | |
3194 | } |
3388 | } |
3195 | |
3389 | |
3196 | av_push (state, data_sv); |
3390 | av_push (state, data_sv); |
3197 | |
3391 | |
3198 | api_ready (aTHX_ coro); |
3392 | api_ready (aTHX_ coro); |
3199 | SvREFCNT_dec (coro); |
3393 | SvREFCNT_dec_NN (coro); |
3200 | SvREFCNT_dec ((AV *)state); |
3394 | SvREFCNT_dec_NN ((AV *)state); |
3201 | } |
3395 | } |
3202 | |
3396 | |
3203 | static int |
3397 | static int |
3204 | slf_check_aio_req (pTHX_ struct CoroSLF *frame) |
3398 | slf_check_aio_req (pTHX_ struct CoroSLF *frame) |
3205 | { |
3399 | { |
… | |
… | |
3223 | errno = data->errorno; |
3417 | errno = data->errorno; |
3224 | PL_laststype = data->laststype; |
3418 | PL_laststype = data->laststype; |
3225 | PL_laststatval = data->laststatval; |
3419 | PL_laststatval = data->laststatval; |
3226 | PL_statcache = data->statcache; |
3420 | PL_statcache = data->statcache; |
3227 | |
3421 | |
3228 | SvREFCNT_dec (data_sv); |
3422 | SvREFCNT_dec_NN (data_sv); |
3229 | } |
3423 | } |
3230 | |
3424 | |
3231 | /* push result values */ |
3425 | /* push result values */ |
3232 | { |
3426 | { |
3233 | dSP; |
3427 | dSP; |
… | |
… | |
3422 | |
3616 | |
3423 | map_len = load_len + save_len + 16; |
3617 | map_len = load_len + save_len + 16; |
3424 | |
3618 | |
3425 | map_base = mmap (0, map_len, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); |
3619 | map_base = mmap (0, map_len, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); |
3426 | |
3620 | |
|
|
3621 | if (map_base == (char *)MAP_FAILED) |
|
|
3622 | map_base = mmap (0, map_len, PROT_READ | PROT_WRITE, MAP_PRIVATE | MAP_ANONYMOUS, -1, 0); |
|
|
3623 | |
3427 | assert (("Coro: unable to mmap jit code page, cannot continue.", map_base != (char *)MAP_FAILED)); |
3624 | assert (("Coro: unable to mmap jit code page, cannot continue.", map_base != (char *)MAP_FAILED)); |
3428 | |
3625 | |
3429 | load_perl_slots = (load_save_perl_slots_type)map_base; |
3626 | load_perl_slots = (load_save_perl_slots_type)map_base; |
3430 | memcpy (map_base, load_ptr, load_len); |
3627 | memcpy (map_base, load_ptr, load_len); |
3431 | |
3628 | |
… | |
… | |
3467 | cctx_current = cctx_new_empty (); |
3664 | cctx_current = cctx_new_empty (); |
3468 | |
3665 | |
3469 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
3666 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
3470 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
3667 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
3471 | |
3668 | |
3472 | orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get; |
3669 | { |
3473 | orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set; |
3670 | /* |
3474 | orig_sigelem_clr = PL_vtbl_sigelem.svt_clear; PL_vtbl_sigelem.svt_clear = coro_sigelem_clr; |
3671 | * we provide a vtbvl for %SIG magic that replaces PL_vtbl_sig |
|
|
3672 | * by coro_sig_vtbl in hash values. |
|
|
3673 | */ |
|
|
3674 | MAGIC *mg = mg_find ((SV *)GvHV (gv_fetchpv ("SIG", GV_ADD | GV_NOTQUAL, SVt_PVHV)), PERL_MAGIC_sig); |
|
|
3675 | |
|
|
3676 | /* this only works if perl doesn't have a vtbl for %SIG */ |
|
|
3677 | assert (!mg->mg_virtual); |
|
|
3678 | |
|
|
3679 | /* |
|
|
3680 | * The irony is that the perl API itself asserts that mg_virtual |
|
|
3681 | * must be non-const, yet perl5porters insisted on marking their |
|
|
3682 | * vtbls as read-only, just to thwart perl modules from patching |
|
|
3683 | * them. |
|
|
3684 | */ |
|
|
3685 | mg->mg_virtual = (MGVTBL *)&coro_sig_vtbl; |
|
|
3686 | mg->mg_flags |= MGf_COPY; |
|
|
3687 | |
|
|
3688 | coro_sigelem_vtbl = PL_vtbl_sigelem; |
|
|
3689 | coro_sigelem_vtbl.svt_get = coro_sigelem_get; |
|
|
3690 | coro_sigelem_vtbl.svt_set = coro_sigelem_set; |
|
|
3691 | coro_sigelem_vtbl.svt_clear = coro_sigelem_clr; |
|
|
3692 | } |
3475 | |
3693 | |
3476 | hv_sig = coro_get_hv (aTHX_ "SIG", TRUE); |
|
|
3477 | rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV)); |
3694 | rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV)); |
3478 | rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV)); |
3695 | rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV)); |
3479 | |
3696 | |
3480 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
3697 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
|
|
3698 | |
|
|
3699 | newCONSTSUB (coro_state_stash, "BACKEND", newSVpv (CORO_BACKEND, 0)); /* undocumented */ |
3481 | |
3700 | |
3482 | newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE)); |
3701 | newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE)); |
3483 | newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB)); |
3702 | newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB)); |
3484 | newCONSTSUB (coro_state_stash, "CC_TRACE_LINE", newSViv (CC_TRACE_LINE)); |
3703 | newCONSTSUB (coro_state_stash, "CC_TRACE_LINE", newSViv (CC_TRACE_LINE)); |
3485 | newCONSTSUB (coro_state_stash, "CC_TRACE_ALL" , newSViv (CC_TRACE_ALL)); |
3704 | newCONSTSUB (coro_state_stash, "CC_TRACE_ALL" , newSViv (CC_TRACE_ALL)); |
… | |
… | |
3787 | if (ecb_expect_false (current == self)) |
4006 | if (ecb_expect_false (current == self)) |
3788 | coro_times_sub (SvSTATE (coro_current)); |
4007 | coro_times_sub (SvSTATE (coro_current)); |
3789 | } |
4008 | } |
3790 | |
4009 | |
3791 | void |
4010 | void |
3792 | swap_sv (Coro::State coro, SV *sv, SV *swapsv) |
4011 | swap_sv (Coro::State coro, SV *sva, SV *svb) |
3793 | CODE: |
4012 | CODE: |
3794 | { |
4013 | { |
3795 | struct coro *current = SvSTATE_current; |
4014 | struct coro *current = SvSTATE_current; |
|
|
4015 | AV *swap_sv; |
|
|
4016 | int i; |
|
|
4017 | |
|
|
4018 | sva = SvRV (sva); |
|
|
4019 | svb = SvRV (svb); |
3796 | |
4020 | |
3797 | if (current == coro) |
4021 | if (current == coro) |
3798 | SWAP_SVS (current); |
4022 | SWAP_SVS_LEAVE (current); |
3799 | |
4023 | |
3800 | if (!coro->swap_sv) |
4024 | if (!coro->swap_sv) |
3801 | coro->swap_sv = newAV (); |
4025 | coro->swap_sv = newAV (); |
3802 | |
4026 | |
|
|
4027 | swap_sv = coro->swap_sv; |
|
|
4028 | |
|
|
4029 | for (i = AvFILLp (swap_sv) - 1; i >= 0; i -= 2) |
|
|
4030 | { |
|
|
4031 | SV *a = AvARRAY (swap_sv)[i ]; |
|
|
4032 | SV *b = AvARRAY (swap_sv)[i + 1]; |
|
|
4033 | |
|
|
4034 | if (a == sva && b == svb) |
|
|
4035 | { |
|
|
4036 | SvREFCNT_dec_NN (a); |
|
|
4037 | SvREFCNT_dec_NN (b); |
|
|
4038 | |
|
|
4039 | for (; i <= AvFILLp (swap_sv) - 2; i++) |
|
|
4040 | AvARRAY (swap_sv)[i] = AvARRAY (swap_sv)[i + 2]; |
|
|
4041 | |
|
|
4042 | AvFILLp (swap_sv) -= 2; |
|
|
4043 | |
|
|
4044 | goto removed; |
|
|
4045 | } |
|
|
4046 | } |
|
|
4047 | |
3803 | av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (sv ))); |
4048 | av_push (swap_sv, SvREFCNT_inc_NN (sva)); |
3804 | av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (swapsv))); |
4049 | av_push (swap_sv, SvREFCNT_inc_NN (svb)); |
|
|
4050 | |
|
|
4051 | removed: |
3805 | |
4052 | |
3806 | if (current == coro) |
4053 | if (current == coro) |
3807 | SWAP_SVS (current); |
4054 | SWAP_SVS_ENTER (current); |
3808 | } |
4055 | } |
3809 | |
4056 | |
3810 | |
4057 | |
3811 | MODULE = Coro::State PACKAGE = Coro |
4058 | MODULE = Coro::State PACKAGE = Coro |
3812 | |
4059 | |
3813 | BOOT: |
4060 | BOOT: |
3814 | { |
4061 | { |
|
|
4062 | if (SVt_LAST > 32) |
|
|
4063 | croak ("Coro internal error: SVt_LAST > 32, swap_sv might need adjustment"); |
|
|
4064 | |
3815 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
4065 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
3816 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
4066 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
3817 | cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD); |
4067 | cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD); |
3818 | coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current); |
4068 | coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current); |
3819 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
4069 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
… | |
… | |
3845 | coroapi.ready = api_ready; |
4095 | coroapi.ready = api_ready; |
3846 | coroapi.is_ready = api_is_ready; |
4096 | coroapi.is_ready = api_is_ready; |
3847 | coroapi.nready = coro_nready; |
4097 | coroapi.nready = coro_nready; |
3848 | coroapi.current = coro_current; |
4098 | coroapi.current = coro_current; |
3849 | |
4099 | |
|
|
4100 | coroapi.enterleave_hook = api_enterleave_hook; |
|
|
4101 | coroapi.enterleave_unhook = api_enterleave_unhook; |
|
|
4102 | coroapi.enterleave_scope_hook = api_enterleave_scope_hook; |
|
|
4103 | |
3850 | /*GCoroAPI = &coroapi;*/ |
4104 | /*GCoroAPI = &coroapi;*/ |
3851 | sv_setiv (sv, (IV)&coroapi); |
4105 | sv_setiv (sv, PTR2IV (&coroapi)); |
3852 | SvREADONLY_on (sv); |
4106 | SvREADONLY_on (sv); |
3853 | } |
4107 | } |
3854 | } |
4108 | } |
3855 | |
4109 | |
3856 | SV * |
4110 | SV * |
… | |
… | |
3919 | |
4173 | |
3920 | void |
4174 | void |
3921 | _set_current (SV *current) |
4175 | _set_current (SV *current) |
3922 | PROTOTYPE: $ |
4176 | PROTOTYPE: $ |
3923 | CODE: |
4177 | CODE: |
3924 | SvREFCNT_dec (SvRV (coro_current)); |
4178 | SvREFCNT_dec_NN (SvRV (coro_current)); |
3925 | SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current))); |
4179 | SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current))); |
3926 | |
4180 | |
3927 | void |
4181 | void |
3928 | _set_readyhook (SV *hook) |
4182 | _set_readyhook (SV *hook) |
3929 | PROTOTYPE: $ |
4183 | PROTOTYPE: $ |
… | |
… | |
4013 | |
4267 | |
4014 | if ((SV *)hv == &PL_sv_undef) |
4268 | if ((SV *)hv == &PL_sv_undef) |
4015 | { |
4269 | { |
4016 | SV *sv = coro_new (aTHX_ coro_stash, (SV **)&cv_pool_handler, 1, 1); |
4270 | SV *sv = coro_new (aTHX_ coro_stash, (SV **)&cv_pool_handler, 1, 1); |
4017 | hv = (HV *)SvREFCNT_inc_NN (SvRV (sv)); |
4271 | hv = (HV *)SvREFCNT_inc_NN (SvRV (sv)); |
4018 | SvREFCNT_dec (sv); |
4272 | SvREFCNT_dec_NN (sv); |
4019 | } |
4273 | } |
4020 | |
4274 | |
4021 | { |
4275 | { |
4022 | struct coro *coro = SvSTATE_hv (hv); |
4276 | struct coro *coro = SvSTATE_hv (hv); |
4023 | |
4277 | |
… | |
… | |
4030 | api_ready (aTHX_ (SV *)hv); |
4284 | api_ready (aTHX_ (SV *)hv); |
4031 | |
4285 | |
4032 | if (GIMME_V != G_VOID) |
4286 | if (GIMME_V != G_VOID) |
4033 | XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv))); |
4287 | XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv))); |
4034 | else |
4288 | else |
4035 | SvREFCNT_dec (hv); |
4289 | SvREFCNT_dec_NN (hv); |
4036 | } |
4290 | } |
4037 | |
4291 | |
4038 | SV * |
4292 | SV * |
4039 | rouse_cb () |
4293 | rouse_cb () |
4040 | PROTOTYPE: |
4294 | PROTOTYPE: |
… | |
… | |
4119 | RETVAL = newSVsv (AvARRAY ((AV *)SvRV (self))[0]); |
4373 | RETVAL = newSVsv (AvARRAY ((AV *)SvRV (self))[0]); |
4120 | OUTPUT: |
4374 | OUTPUT: |
4121 | RETVAL |
4375 | RETVAL |
4122 | |
4376 | |
4123 | void |
4377 | void |
4124 | up (SV *self, int adjust = 1) |
4378 | up (SV *self) |
4125 | ALIAS: |
|
|
4126 | adjust = 1 |
|
|
4127 | CODE: |
4379 | CODE: |
|
|
4380 | coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), 1); |
|
|
4381 | |
|
|
4382 | void |
|
|
4383 | adjust (SV *self, int adjust) |
|
|
4384 | CODE: |
4128 | coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), ix ? adjust : 1); |
4385 | coro_semaphore_adjust (aTHX_ (AV *)SvRV (self), adjust); |
4129 | |
4386 | |
4130 | void |
4387 | void |
4131 | down (...) |
4388 | down (...) |
4132 | CODE: |
4389 | CODE: |
4133 | CORO_EXECUTE_SLF_XS (slf_init_semaphore_down); |
4390 | CORO_EXECUTE_SLF_XS (slf_init_semaphore_down); |