… | |
… | |
14 | #include "perliol.h" |
14 | #include "perliol.h" |
15 | |
15 | |
16 | #include "schmorp.h" |
16 | #include "schmorp.h" |
17 | |
17 | |
18 | #define ECB_NO_THREADS 1 |
18 | #define ECB_NO_THREADS 1 |
|
|
19 | #define ECB_NO_LIBM 1 |
19 | #include "ecb.h" |
20 | #include "ecb.h" |
20 | |
21 | |
21 | #include <stddef.h> |
22 | #include <stddef.h> |
22 | #include <stdio.h> |
23 | #include <stdio.h> |
23 | #include <errno.h> |
24 | #include <errno.h> |
24 | #include <assert.h> |
25 | #include <assert.h> |
25 | |
26 | |
|
|
27 | #ifndef SvREFCNT_dec_NN |
|
|
28 | #define SvREFCNT_dec_NN(sv) SvREFCNT_dec (sv) |
|
|
29 | #endif |
|
|
30 | |
|
|
31 | #ifndef SvREFCNT_inc_NN |
|
|
32 | #define SvREFCNT_inc_NN(sv) SvREFCNT_inc (sv) |
|
|
33 | #endif |
|
|
34 | |
26 | #ifndef SVs_PADSTALE |
35 | #ifndef SVs_PADSTALE |
27 | # define SVs_PADSTALE 0 |
36 | # define SVs_PADSTALE 0 |
28 | #endif |
37 | #endif |
29 | |
38 | |
30 | #ifdef PadARRAY |
39 | #ifdef PadARRAY |
31 | # define NEWPADAPI |
40 | # define NEWPADAPI 1 |
32 | # define newPADLIST(var) (Newz (0, var, 1, PADLIST), Newx (PadlistARRAY (var), 2, PAD *)) |
41 | # define newPADLIST(var) (Newz (0, var, 1, PADLIST), Newx (PadlistARRAY (var), 2, PAD *)) |
33 | #else |
42 | #else |
34 | typedef AV PADNAMELIST; |
43 | typedef AV PADNAMELIST; |
35 | # if !PERL_VERSION_ATLEAST(5,8,0) |
44 | # if !PERL_VERSION_ATLEAST(5,8,0) |
36 | typedef AV PADLIST; |
45 | typedef AV PADLIST; |
… | |
… | |
41 | # define PadlistNAMES(pl) (*PadlistARRAY (pl)) |
50 | # define PadlistNAMES(pl) (*PadlistARRAY (pl)) |
42 | # define PadARRAY AvARRAY |
51 | # define PadARRAY AvARRAY |
43 | # define PadMAX AvFILLp |
52 | # define PadMAX AvFILLp |
44 | # define newPADLIST(var) ((var) = newAV (), av_extend (var, 1)) |
53 | # define newPADLIST(var) ((var) = newAV (), av_extend (var, 1)) |
45 | #endif |
54 | #endif |
|
|
55 | #ifndef PadnamelistREFCNT |
|
|
56 | # define PadnamelistREFCNT(pnl) SvREFCNT (pnl) |
|
|
57 | #endif |
|
|
58 | #ifndef PadnamelistREFCNT_dec |
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|
59 | # define PadnamelistREFCNT_dec(pnl) SvREFCNT_dec (pnl) |
|
|
60 | #endif |
|
|
61 | |
|
|
62 | /* 5.19.something has replaced SVt_BIND by SVt_INVLIST */ |
|
|
63 | /* we just alias it to SVt_IV, as that is sufficient for swap_sv for now */ |
|
|
64 | #if PERL_VERSION_ATLEAST(5,19,0) |
|
|
65 | # define SVt_BIND SVt_IV |
|
|
66 | #endif |
46 | |
67 | |
47 | #if defined(_WIN32) |
68 | #if defined(_WIN32) |
48 | # undef HAS_GETTIMEOFDAY |
69 | # undef HAS_GETTIMEOFDAY |
49 | # undef setjmp |
70 | # undef setjmp |
50 | # undef longjmp |
71 | # undef longjmp |
… | |
… | |
119 | |
140 | |
120 | static GV *irsgv; /* $/ */ |
141 | static GV *irsgv; /* $/ */ |
121 | static GV *stdoutgv; /* *STDOUT */ |
142 | static GV *stdoutgv; /* *STDOUT */ |
122 | static SV *rv_diehook; |
143 | static SV *rv_diehook; |
123 | static SV *rv_warnhook; |
144 | static SV *rv_warnhook; |
124 | static HV *hv_sig; /* %SIG */ |
|
|
125 | |
145 | |
126 | /* async_pool helper stuff */ |
146 | /* async_pool helper stuff */ |
127 | static SV *sv_pool_rss; |
147 | static SV *sv_pool_rss; |
128 | static SV *sv_pool_size; |
148 | static SV *sv_pool_size; |
129 | static SV *sv_async_pool_idle; /* description string */ |
149 | static SV *sv_async_pool_idle; /* description string */ |
… | |
… | |
235 | SV *saved_deffh; |
255 | SV *saved_deffh; |
236 | SV *invoke_cb; |
256 | SV *invoke_cb; |
237 | AV *invoke_av; |
257 | AV *invoke_av; |
238 | |
258 | |
239 | /* on_enter/on_leave */ |
259 | /* on_enter/on_leave */ |
240 | AV *on_enter; |
260 | AV *on_enter; AV *on_enter_xs; |
241 | AV *on_leave; |
261 | AV *on_leave; AV *on_leave_xs; |
242 | |
262 | |
243 | /* swap_sv */ |
263 | /* swap_sv */ |
244 | AV *swap_sv; |
264 | AV *swap_sv; |
245 | |
265 | |
246 | /* times */ |
266 | /* times */ |
… | |
… | |
482 | |
502 | |
483 | return 0; |
503 | return 0; |
484 | } |
504 | } |
485 | |
505 | |
486 | ecb_inline struct coro * |
506 | ecb_inline struct coro * |
487 | SvSTATE_ (pTHX_ SV *coro) |
507 | SvSTATE_ (pTHX_ SV *coro_sv) |
488 | { |
508 | { |
489 | MAGIC *mg; |
509 | MAGIC *mg; |
490 | |
510 | |
491 | if (SvROK (coro)) |
511 | if (SvROK (coro_sv)) |
492 | coro = SvRV (coro); |
512 | coro_sv = SvRV (coro_sv); |
493 | |
513 | |
494 | mg = SvSTATEhv_p (aTHX_ coro); |
514 | mg = SvSTATEhv_p (aTHX_ coro_sv); |
495 | if (!mg) |
515 | if (!mg) |
496 | croak ("Coro::State object required"); |
516 | croak ("Coro::State object required"); |
497 | |
517 | |
498 | return (struct coro *)mg->mg_ptr; |
518 | return (struct coro *)mg->mg_ptr; |
499 | } |
519 | } |
… | |
… | |
510 | ecb_inline PADLIST * |
530 | ecb_inline PADLIST * |
511 | coro_derive_padlist (pTHX_ CV *cv) |
531 | coro_derive_padlist (pTHX_ CV *cv) |
512 | { |
532 | { |
513 | PADLIST *padlist = CvPADLIST (cv); |
533 | PADLIST *padlist = CvPADLIST (cv); |
514 | PADLIST *newpadlist; |
534 | PADLIST *newpadlist; |
|
|
535 | PADNAMELIST *padnames; |
515 | PAD *newpad; |
536 | PAD *newpad; |
516 | PADOFFSET const off = PadlistMAX (padlist) + 1; |
537 | PADOFFSET off = PadlistMAX (padlist) + 1; |
517 | |
538 | |
518 | newPADLIST(newpadlist); |
539 | #if NEWPADAPI |
519 | #if !PERL_VERSION_ATLEAST(5,15,3) |
540 | |
520 | /* Padlists are AvREAL as of 5.15.3. See perl bug #98092 and perl commit 7d953ba. */ |
541 | /* if we had the original CvDEPTH, we might be able to steal the CvDEPTH+1 entry instead */ |
521 | AvREAL_off (newpadlist); |
542 | /* 20131102194744.GA6705@schmorp.de, 20131102195825.2013.qmail@lists-nntp.develooper.com */ |
522 | #endif |
543 | while (!PadlistARRAY (padlist)[off - 1]) |
|
|
544 | --off; |
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|
545 | |
|
|
546 | Perl_pad_push (aTHX_ padlist, off); |
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|
547 | |
|
|
548 | newpad = PadlistARRAY (padlist)[off]; |
|
|
549 | PadlistARRAY (padlist)[off] = 0; |
|
|
550 | |
|
|
551 | #else |
|
|
552 | |
523 | #if PERL_VERSION_ATLEAST (5,10,0) |
553 | #if PERL_VERSION_ATLEAST (5,10,0) |
524 | Perl_pad_push (aTHX_ padlist, off); |
554 | Perl_pad_push (aTHX_ padlist, off); |
525 | #else |
555 | #else |
526 | Perl_pad_push (aTHX_ padlist, off, 1); |
556 | Perl_pad_push (aTHX_ padlist, off, 1); |
527 | #endif |
557 | #endif |
|
|
558 | |
528 | newpad = PadlistARRAY (padlist)[off]; |
559 | newpad = PadlistARRAY (padlist)[off]; |
529 | PadlistMAX (padlist) = off - 1; |
560 | PadlistMAX (padlist) = off - 1; |
530 | |
561 | |
|
|
562 | #endif |
|
|
563 | |
|
|
564 | newPADLIST (newpadlist); |
|
|
565 | #if !PERL_VERSION_ATLEAST(5,15,3) |
|
|
566 | /* Padlists are AvREAL as of 5.15.3. See perl bug #98092 and perl commit 7d953ba. */ |
|
|
567 | AvREAL_off (newpadlist); |
|
|
568 | #endif |
|
|
569 | |
531 | /* Already extended to 2 elements by newPADLIST. */ |
570 | /* Already extended to 2 elements by newPADLIST. */ |
532 | PadlistMAX (newpadlist) = 1; |
571 | PadlistMAX (newpadlist) = 1; |
533 | PadlistNAMES (newpadlist) = (PADNAMELIST *)SvREFCNT_inc_NN (PadlistNAMES (padlist)); |
572 | |
|
|
573 | padnames = PadlistNAMES (padlist); |
|
|
574 | ++PadnamelistREFCNT (padnames); |
|
|
575 | PadlistNAMES (newpadlist) = padnames; |
|
|
576 | |
534 | PadlistARRAY (newpadlist)[1] = newpad; |
577 | PadlistARRAY (newpadlist)[1] = newpad; |
535 | |
578 | |
536 | return newpadlist; |
579 | return newpadlist; |
537 | } |
580 | } |
538 | |
581 | |
… | |
… | |
546 | |
589 | |
547 | while (i > 0) /* special-case index 0 */ |
590 | while (i > 0) /* special-case index 0 */ |
548 | { |
591 | { |
549 | /* we try to be extra-careful here */ |
592 | /* we try to be extra-careful here */ |
550 | PAD *pad = PadlistARRAY (padlist)[i--]; |
593 | PAD *pad = PadlistARRAY (padlist)[i--]; |
|
|
594 | |
|
|
595 | if (pad) |
|
|
596 | { |
551 | I32 j = PadMAX (pad); |
597 | I32 j = PadMAX (pad); |
552 | |
598 | |
553 | while (j >= 0) |
599 | while (j >= 0) |
554 | SvREFCNT_dec (PadARRAY (pad)[j--]); |
600 | SvREFCNT_dec (PadARRAY (pad)[j--]); |
555 | |
601 | |
556 | PadMAX (pad) = -1; |
602 | PadMAX (pad) = -1; |
557 | SvREFCNT_dec (pad); |
603 | SvREFCNT_dec (pad); |
|
|
604 | } |
558 | } |
605 | } |
559 | |
606 | |
560 | SvREFCNT_dec (PadlistNAMES (padlist)); |
607 | PadnamelistREFCNT_dec (PadlistNAMES (padlist)); |
561 | |
608 | |
562 | #ifdef NEWPADAPI |
609 | #if NEWPADAPI |
563 | Safefree (PadlistARRAY (padlist)); |
610 | Safefree (PadlistARRAY (padlist)); |
564 | Safefree (padlist); |
611 | Safefree (padlist); |
565 | #else |
612 | #else |
566 | AvFILLp (padlist) = -1; |
613 | AvFILLp (padlist) = -1; |
567 | AvREAL_off (padlist); |
614 | AvREAL_off (padlist); |
… | |
… | |
661 | tmp.sv_u = a->sv_u; a->sv_u = b->sv_u; b->sv_u = tmp.sv_u; |
708 | tmp.sv_u = a->sv_u; a->sv_u = b->sv_u; b->sv_u = tmp.sv_u; |
662 | |
709 | |
663 | /* if SvANY points to the head, we need to adjust the pointers, |
710 | /* if SvANY points to the head, we need to adjust the pointers, |
664 | * as the pointer for a still points to b, and maybe vice versa. |
711 | * as the pointer for a still points to b, and maybe vice versa. |
665 | */ |
712 | */ |
666 | #define svany_in_head(type) \ |
713 | U32 svany_in_head_set = (1 << SVt_NULL) | (1 << SVt_BIND) | (1 << SVt_IV) | (1 << SVt_RV); |
667 | (((1 << SVt_NULL) | (1 << SVt_BIND) | (1 << SVt_IV) | (1 << SVt_RV)) & (1 << (type))) |
714 | #if NVSIZE <= IVSIZE && PERL_VERSION_ATLEAST(5,22,0) |
|
|
715 | svany_in_head_set |= 1 << SVt_NV; |
|
|
716 | #endif |
|
|
717 | |
|
|
718 | #define svany_in_head(type) (svany_in_head_set & (1 << (type))) |
668 | |
719 | |
669 | if (svany_in_head (SvTYPE (a))) |
720 | if (svany_in_head (SvTYPE (a))) |
670 | SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a); |
721 | SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a); |
671 | |
722 | |
672 | if (svany_in_head (SvTYPE (b))) |
723 | if (svany_in_head (SvTYPE (b))) |
… | |
… | |
740 | |
791 | |
741 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
792 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
742 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
793 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
743 | } |
794 | } |
744 | |
795 | |
|
|
796 | if (ecb_expect_false (c->on_enter_xs)) |
|
|
797 | { |
|
|
798 | int i; |
|
|
799 | |
|
|
800 | for (i = 0; i <= AvFILLp (c->on_enter_xs); i += 2) |
|
|
801 | ((coro_enterleave_hook)AvARRAY (c->on_enter_xs)[i]) (aTHX_ AvARRAY (c->on_enter_xs)[i + 1]); |
|
|
802 | } |
|
|
803 | |
745 | SWAP_SVS (c); |
804 | SWAP_SVS (c); |
746 | } |
805 | } |
747 | |
806 | |
748 | static void |
807 | static void |
749 | save_perl (pTHX_ Coro__State c) |
808 | save_perl (pTHX_ Coro__State c) |
750 | { |
809 | { |
751 | SWAP_SVS (c); |
810 | SWAP_SVS (c); |
|
|
811 | |
|
|
812 | if (ecb_expect_false (c->on_leave_xs)) |
|
|
813 | { |
|
|
814 | int i; |
|
|
815 | |
|
|
816 | for (i = AvFILLp (c->on_leave_xs) - 1; i >= 0; i -= 2) |
|
|
817 | ((coro_enterleave_hook)AvARRAY (c->on_leave_xs)[i]) (aTHX_ AvARRAY (c->on_leave_xs)[i + 1]); |
|
|
818 | } |
752 | |
819 | |
753 | if (ecb_expect_false (c->on_leave)) |
820 | if (ecb_expect_false (c->on_leave)) |
754 | { |
821 | { |
755 | int i; |
822 | int i; |
756 | |
823 | |
… | |
… | |
1109 | |
1176 | |
1110 | GvSV (PL_defgv) = newSV (0); |
1177 | GvSV (PL_defgv) = newSV (0); |
1111 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
1178 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
1112 | GvSV (PL_errgv) = newSV (0); |
1179 | GvSV (PL_errgv) = newSV (0); |
1113 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
1180 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
1114 | GvHV (PL_hintgv) = 0; |
1181 | GvHV (PL_hintgv) = newHV (); |
|
|
1182 | #if PERL_VERSION_ATLEAST (5,10,0) |
|
|
1183 | hv_magic (GvHV (PL_hintgv), 0, PERL_MAGIC_hints); |
|
|
1184 | #endif |
1115 | PL_rs = newSVsv (GvSV (irsgv)); |
1185 | PL_rs = newSVsv (GvSV (irsgv)); |
1116 | PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv); |
1186 | PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv); |
1117 | |
1187 | |
1118 | { |
1188 | { |
1119 | dSP; |
1189 | dSP; |
… | |
… | |
1229 | |
1299 | |
1230 | SvREFCNT_dec (coro->saved_deffh); |
1300 | SvREFCNT_dec (coro->saved_deffh); |
1231 | SvREFCNT_dec (coro->rouse_cb); |
1301 | SvREFCNT_dec (coro->rouse_cb); |
1232 | SvREFCNT_dec (coro->invoke_cb); |
1302 | SvREFCNT_dec (coro->invoke_cb); |
1233 | SvREFCNT_dec (coro->invoke_av); |
1303 | SvREFCNT_dec (coro->invoke_av); |
|
|
1304 | SvREFCNT_dec (coro->on_enter_xs); |
|
|
1305 | SvREFCNT_dec (coro->on_leave_xs); |
1234 | } |
1306 | } |
1235 | } |
1307 | } |
1236 | |
1308 | |
1237 | ecb_inline void |
1309 | ecb_inline void |
1238 | free_coro_mortal (pTHX) |
1310 | free_coro_mortal (pTHX) |
… | |
… | |
1301 | |
1373 | |
1302 | if (PL_curcop != &PL_compiling) |
1374 | if (PL_curcop != &PL_compiling) |
1303 | { |
1375 | { |
1304 | SV **cb; |
1376 | SV **cb; |
1305 | |
1377 | |
1306 | if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB) |
1378 | if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB && cxstack_ix >= 0) |
1307 | { |
1379 | { |
1308 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
1380 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
1309 | |
1381 | |
1310 | if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix) |
1382 | if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix) |
1311 | { |
1383 | { |
… | |
… | |
1888 | /* nothing to schedule: call the idle handler */ |
1960 | /* nothing to schedule: call the idle handler */ |
1889 | if (SvROK (sv_idle) |
1961 | if (SvROK (sv_idle) |
1890 | && SvOBJECT (SvRV (sv_idle))) |
1962 | && SvOBJECT (SvRV (sv_idle))) |
1891 | { |
1963 | { |
1892 | if (SvRV (sv_idle) == SvRV (coro_current)) |
1964 | if (SvRV (sv_idle) == SvRV (coro_current)) |
|
|
1965 | { |
|
|
1966 | require_pv ("Carp"); |
|
|
1967 | |
|
|
1968 | { |
|
|
1969 | dSP; |
|
|
1970 | |
|
|
1971 | ENTER; |
|
|
1972 | SAVETMPS; |
|
|
1973 | |
|
|
1974 | PUSHMARK (SP); |
1893 | croak ("FATAL: $Coro::IDLE blocked itself - did you try to block inside an event loop callback? Caught"); |
1975 | XPUSHs (sv_2mortal (newSVpv ("FATAL: $Coro::idle blocked itself - did you try to block inside an event loop callback? Caught", 0))); |
|
|
1976 | PUTBACK; |
|
|
1977 | call_pv ("Carp::confess", G_VOID | G_DISCARD); |
|
|
1978 | |
|
|
1979 | FREETMPS; |
|
|
1980 | LEAVE; |
|
|
1981 | } |
|
|
1982 | } |
1894 | |
1983 | |
1895 | ++coro_nready; /* hack so that api_ready doesn't invoke ready hook */ |
1984 | ++coro_nready; /* hack so that api_ready doesn't invoke ready hook */ |
1896 | api_ready (aTHX_ SvRV (sv_idle)); |
1985 | api_ready (aTHX_ SvRV (sv_idle)); |
1897 | --coro_nready; |
1986 | --coro_nready; |
1898 | } |
1987 | } |
… | |
… | |
2096 | AV *od = coro->on_destroy; |
2185 | AV *od = coro->on_destroy; |
2097 | |
2186 | |
2098 | if (!od) |
2187 | if (!od) |
2099 | return; |
2188 | return; |
2100 | |
2189 | |
|
|
2190 | coro->on_destroy = 0; |
|
|
2191 | sv_2mortal ((SV *)od); |
|
|
2192 | |
2101 | while (AvFILLp (od) >= 0) |
2193 | while (AvFILLp (od) >= 0) |
2102 | { |
2194 | { |
2103 | SV *cb = sv_2mortal (av_pop (od)); |
2195 | SV *cb = sv_2mortal (av_pop (od)); |
2104 | |
2196 | |
2105 | /* coro hv's (and only hv's at the moment) are supported as well */ |
2197 | /* coro hv's (and only hv's at the moment) are supported as well */ |
… | |
… | |
2199 | slf_init_terminate_cancel_common (aTHX_ frame, coro_hv); |
2291 | slf_init_terminate_cancel_common (aTHX_ frame, coro_hv); |
2200 | } |
2292 | } |
2201 | else |
2293 | else |
2202 | { |
2294 | { |
2203 | struct coro *self = SvSTATE_current; |
2295 | struct coro *self = SvSTATE_current; |
|
|
2296 | |
|
|
2297 | if (!self) |
|
|
2298 | croak ("Coro::cancel called outside of thread content,"); |
2204 | |
2299 | |
2205 | /* otherwise we cancel directly, purely for speed reasons |
2300 | /* otherwise we cancel directly, purely for speed reasons |
2206 | * unfortunately, this requires some magic trickery, as |
2301 | * unfortunately, this requires some magic trickery, as |
2207 | * somebody else could cancel us, so we have to fight the cancellation. |
2302 | * somebody else could cancel us, so we have to fight the cancellation. |
2208 | * this is ugly, and hopefully fully worth the extra speed. |
2303 | * this is ugly, and hopefully fully worth the extra speed. |
… | |
… | |
2550 | |
2645 | |
2551 | /* "undo"/cancel a running slf call - used when cancelling a coro, mainly */ |
2646 | /* "undo"/cancel a running slf call - used when cancelling a coro, mainly */ |
2552 | static void |
2647 | static void |
2553 | slf_destroy (pTHX_ struct coro *coro) |
2648 | slf_destroy (pTHX_ struct coro *coro) |
2554 | { |
2649 | { |
2555 | /* this callback is reserved for slf functions needing to do cleanup */ |
2650 | struct CoroSLF frame = coro->slf_frame; |
2556 | if (coro->slf_frame.destroy && coro->slf_frame.prepare && !PL_dirty) |
|
|
2557 | coro->slf_frame.destroy (aTHX_ &coro->slf_frame); |
|
|
2558 | |
2651 | |
2559 | /* |
2652 | /* |
2560 | * The on_destroy above most likely is from an SLF call. |
2653 | * The on_destroy below most likely is from an SLF call. |
2561 | * Since by definition the SLF call will not finish when we destroy |
2654 | * Since by definition the SLF call will not finish when we destroy |
2562 | * the coro, we will have to force-finish it here, otherwise |
2655 | * the coro, we will have to force-finish it here, otherwise |
2563 | * cleanup functions cannot call SLF functions. |
2656 | * cleanup functions cannot call SLF functions. |
2564 | */ |
2657 | */ |
2565 | coro->slf_frame.prepare = 0; |
2658 | coro->slf_frame.prepare = 0; |
|
|
2659 | |
|
|
2660 | /* this callback is reserved for slf functions needing to do cleanup */ |
|
|
2661 | if (frame.destroy && frame.prepare && !PL_dirty) |
|
|
2662 | frame.destroy (aTHX_ &frame); |
2566 | } |
2663 | } |
2567 | |
2664 | |
2568 | /* |
2665 | /* |
2569 | * these not obviously related functions are all rolled into one |
2666 | * these not obviously related functions are all rolled into one |
2570 | * function to increase chances that they all will call transfer with the same |
2667 | * function to increase chances that they all will call transfer with the same |
… | |
… | |
2753 | static void |
2850 | static void |
2754 | coro_pop_on_leave (pTHX_ void *coro) |
2851 | coro_pop_on_leave (pTHX_ void *coro) |
2755 | { |
2852 | { |
2756 | SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_leave); |
2853 | SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_leave); |
2757 | on_enterleave_call (aTHX_ sv_2mortal (cb)); |
2854 | on_enterleave_call (aTHX_ sv_2mortal (cb)); |
|
|
2855 | } |
|
|
2856 | |
|
|
2857 | static void |
|
|
2858 | enterleave_hook_xs (pTHX_ struct coro *coro, AV **avp, coro_enterleave_hook hook, void *arg) |
|
|
2859 | { |
|
|
2860 | if (!hook) |
|
|
2861 | return; |
|
|
2862 | |
|
|
2863 | if (!*avp) |
|
|
2864 | { |
|
|
2865 | *avp = newAV (); |
|
|
2866 | AvREAL_off (*avp); |
|
|
2867 | } |
|
|
2868 | |
|
|
2869 | av_push (*avp, (SV *)hook); |
|
|
2870 | av_push (*avp, (SV *)arg); |
|
|
2871 | } |
|
|
2872 | |
|
|
2873 | static void |
|
|
2874 | enterleave_unhook_xs (pTHX_ struct coro *coro, AV **avp, coro_enterleave_hook hook, int execute) |
|
|
2875 | { |
|
|
2876 | AV *av = *avp; |
|
|
2877 | int i; |
|
|
2878 | |
|
|
2879 | if (!av) |
|
|
2880 | return; |
|
|
2881 | |
|
|
2882 | for (i = AvFILLp (av) - 1; i >= 0; i -= 2) |
|
|
2883 | if (AvARRAY (av)[i] == (SV *)hook) |
|
|
2884 | { |
|
|
2885 | if (execute) |
|
|
2886 | hook (aTHX_ (void *)AvARRAY (av)[i + 1]); |
|
|
2887 | |
|
|
2888 | memmove (AvARRAY (av) + i, AvARRAY (av) + i + 2, AvFILLp (av) - i - 1); |
|
|
2889 | av_pop (av); |
|
|
2890 | av_pop (av); |
|
|
2891 | break; |
|
|
2892 | } |
|
|
2893 | |
|
|
2894 | if (AvFILLp (av) >= 0) |
|
|
2895 | { |
|
|
2896 | *avp = 0; |
|
|
2897 | SvREFCNT_dec_NN (av); |
|
|
2898 | } |
|
|
2899 | } |
|
|
2900 | |
|
|
2901 | static void |
|
|
2902 | api_enterleave_hook (pTHX_ SV *coro_sv, coro_enterleave_hook enter, void *enter_arg, coro_enterleave_hook leave, void *leave_arg) |
|
|
2903 | { |
|
|
2904 | struct coro *coro = SvSTATE (coro_sv); |
|
|
2905 | |
|
|
2906 | if (SvSTATE_current == coro) |
|
|
2907 | if (enter) |
|
|
2908 | enter (aTHX_ enter_arg); |
|
|
2909 | |
|
|
2910 | enterleave_hook_xs (aTHX_ coro, &coro->on_enter_xs, enter, enter_arg); |
|
|
2911 | enterleave_hook_xs (aTHX_ coro, &coro->on_leave_xs, leave, leave_arg); |
|
|
2912 | } |
|
|
2913 | |
|
|
2914 | static void |
|
|
2915 | api_enterleave_unhook (pTHX_ SV *coro_sv, coro_enterleave_hook enter, coro_enterleave_hook leave) |
|
|
2916 | { |
|
|
2917 | struct coro *coro = SvSTATE (coro_sv); |
|
|
2918 | |
|
|
2919 | enterleave_unhook_xs (aTHX_ coro, &coro->on_enter_xs, enter, 0); |
|
|
2920 | enterleave_unhook_xs (aTHX_ coro, &coro->on_leave_xs, leave, SvSTATE_current == coro); |
|
|
2921 | } |
|
|
2922 | |
|
|
2923 | static void |
|
|
2924 | savedestructor_unhook_enter (pTHX_ coro_enterleave_hook enter) |
|
|
2925 | { |
|
|
2926 | struct coro *coro = SvSTATE_current; |
|
|
2927 | |
|
|
2928 | enterleave_unhook_xs (aTHX_ coro, &coro->on_enter_xs, enter, 0); |
|
|
2929 | } |
|
|
2930 | |
|
|
2931 | static void |
|
|
2932 | savedestructor_unhook_leave (pTHX_ coro_enterleave_hook leave) |
|
|
2933 | { |
|
|
2934 | struct coro *coro = SvSTATE_current; |
|
|
2935 | |
|
|
2936 | enterleave_unhook_xs (aTHX_ coro, &coro->on_leave_xs, leave, 1); |
|
|
2937 | } |
|
|
2938 | |
|
|
2939 | static void |
|
|
2940 | api_enterleave_scope_hook (pTHX_ coro_enterleave_hook enter, void *enter_arg, coro_enterleave_hook leave, void *leave_arg) |
|
|
2941 | { |
|
|
2942 | api_enterleave_hook (aTHX_ coro_current, enter, enter_arg, leave, leave_arg); |
|
|
2943 | |
|
|
2944 | /* this ought to be much cheaper than malloc + a single destructor call */ |
|
|
2945 | if (enter) SAVEDESTRUCTOR_X (savedestructor_unhook_enter, enter); |
|
|
2946 | if (leave) SAVEDESTRUCTOR_X (savedestructor_unhook_leave, leave); |
2758 | } |
2947 | } |
2759 | |
2948 | |
2760 | /*****************************************************************************/ |
2949 | /*****************************************************************************/ |
2761 | /* PerlIO::cede */ |
2950 | /* PerlIO::cede */ |
2762 | |
2951 | |
… | |
… | |
2892 | XPUSHs (sv_2mortal (newRV_inc ((SV *)av))); |
3081 | XPUSHs (sv_2mortal (newRV_inc ((SV *)av))); |
2893 | PUTBACK; |
3082 | PUTBACK; |
2894 | call_sv (cb, G_VOID | G_DISCARD | G_EVAL | G_KEEPERR); |
3083 | call_sv (cb, G_VOID | G_DISCARD | G_EVAL | G_KEEPERR); |
2895 | } |
3084 | } |
2896 | |
3085 | |
2897 | SvREFCNT_dec (cb); |
3086 | SvREFCNT_dec_NN (cb); |
2898 | } |
3087 | } |
2899 | } |
3088 | } |
2900 | |
3089 | |
2901 | static void |
3090 | static void |
2902 | coro_semaphore_destroy (pTHX_ struct CoroSLF *frame) |
3091 | coro_semaphore_destroy (pTHX_ struct CoroSLF *frame) |
… | |
… | |
2910 | { |
3099 | { |
2911 | AV *av = (AV *)frame->data; |
3100 | AV *av = (AV *)frame->data; |
2912 | SV *count_sv = AvARRAY (av)[0]; |
3101 | SV *count_sv = AvARRAY (av)[0]; |
2913 | SV *coro_hv = SvRV (coro_current); |
3102 | SV *coro_hv = SvRV (coro_current); |
2914 | |
3103 | |
|
|
3104 | frame->destroy = 0; |
|
|
3105 | |
2915 | /* if we are about to throw, don't actually acquire the lock, just throw */ |
3106 | /* if we are about to throw, don't actually acquire the lock, just throw */ |
2916 | if (CORO_THROW) |
3107 | if (ecb_expect_false (CORO_THROW)) |
|
|
3108 | { |
|
|
3109 | /* we still might be responsible for the semaphore, so wake up others */ |
|
|
3110 | coro_semaphore_adjust (aTHX_ av, 0); |
|
|
3111 | |
2917 | return 0; |
3112 | return 0; |
|
|
3113 | } |
2918 | else if (SvIVX (count_sv) > 0) |
3114 | else if (SvIVX (count_sv) > 0) |
2919 | { |
3115 | { |
2920 | frame->destroy = 0; |
|
|
2921 | |
|
|
2922 | if (acquire) |
3116 | if (acquire) |
2923 | SvIVX (count_sv) = SvIVX (count_sv) - 1; |
3117 | SvIVX (count_sv) = SvIVX (count_sv) - 1; |
2924 | else |
3118 | else |
2925 | coro_semaphore_adjust (aTHX_ av, 0); |
3119 | coro_semaphore_adjust (aTHX_ av, 0); |
2926 | |
3120 | |
… | |
… | |
3037 | { |
3231 | { |
3038 | api_ready (aTHX_ cb); |
3232 | api_ready (aTHX_ cb); |
3039 | sv_setiv (cb, 0); /* signal waiter */ |
3233 | sv_setiv (cb, 0); /* signal waiter */ |
3040 | } |
3234 | } |
3041 | |
3235 | |
3042 | SvREFCNT_dec (cb); |
3236 | SvREFCNT_dec_NN (cb); |
3043 | |
3237 | |
3044 | --count; |
3238 | --count; |
3045 | } |
3239 | } |
3046 | } |
3240 | } |
3047 | |
3241 | |
… | |
… | |
3132 | } |
3326 | } |
3133 | |
3327 | |
3134 | av_push (state, data_sv); |
3328 | av_push (state, data_sv); |
3135 | |
3329 | |
3136 | api_ready (aTHX_ coro); |
3330 | api_ready (aTHX_ coro); |
3137 | SvREFCNT_dec (coro); |
3331 | SvREFCNT_dec_NN (coro); |
3138 | SvREFCNT_dec ((AV *)state); |
3332 | SvREFCNT_dec_NN ((AV *)state); |
3139 | } |
3333 | } |
3140 | |
3334 | |
3141 | static int |
3335 | static int |
3142 | slf_check_aio_req (pTHX_ struct CoroSLF *frame) |
3336 | slf_check_aio_req (pTHX_ struct CoroSLF *frame) |
3143 | { |
3337 | { |
… | |
… | |
3148 | /* it quickly returns */ |
3342 | /* it quickly returns */ |
3149 | if (CORO_THROW) |
3343 | if (CORO_THROW) |
3150 | return 0; |
3344 | return 0; |
3151 | |
3345 | |
3152 | /* one element that is an RV? repeat! */ |
3346 | /* one element that is an RV? repeat! */ |
3153 | if (AvFILLp (state) == 0 && SvROK (AvARRAY (state)[0])) |
3347 | if (AvFILLp (state) == 0 && SvTYPE (AvARRAY (state)[0]) != SVt_PV) |
3154 | return 1; |
3348 | return 1; |
3155 | |
3349 | |
3156 | /* restore status */ |
3350 | /* restore status */ |
3157 | { |
3351 | { |
3158 | SV *data_sv = av_pop (state); |
3352 | SV *data_sv = av_pop (state); |
… | |
… | |
3161 | errno = data->errorno; |
3355 | errno = data->errorno; |
3162 | PL_laststype = data->laststype; |
3356 | PL_laststype = data->laststype; |
3163 | PL_laststatval = data->laststatval; |
3357 | PL_laststatval = data->laststatval; |
3164 | PL_statcache = data->statcache; |
3358 | PL_statcache = data->statcache; |
3165 | |
3359 | |
3166 | SvREFCNT_dec (data_sv); |
3360 | SvREFCNT_dec_NN (data_sv); |
3167 | } |
3361 | } |
3168 | |
3362 | |
3169 | /* push result values */ |
3363 | /* push result values */ |
3170 | { |
3364 | { |
3171 | dSP; |
3365 | dSP; |
… | |
… | |
3386 | |
3580 | |
3387 | PROTOTYPES: DISABLE |
3581 | PROTOTYPES: DISABLE |
3388 | |
3582 | |
3389 | BOOT: |
3583 | BOOT: |
3390 | { |
3584 | { |
|
|
3585 | #define VARx(name,expr,type) if (sizeof (type) < sizeof (expr)) croak ("FATAL: Coro thread context slot '" # name "' too small for this version of perl."); |
|
|
3586 | #include "state.h" |
3391 | #ifdef USE_ITHREADS |
3587 | #ifdef USE_ITHREADS |
3392 | # if CORO_PTHREAD |
3588 | # if CORO_PTHREAD |
3393 | coro_thx = PERL_GET_CONTEXT; |
3589 | coro_thx = PERL_GET_CONTEXT; |
3394 | # endif |
3590 | # endif |
3395 | #endif |
3591 | #endif |
… | |
… | |
3407 | |
3603 | |
3408 | orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get; |
3604 | orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get; |
3409 | orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set; |
3605 | orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set; |
3410 | orig_sigelem_clr = PL_vtbl_sigelem.svt_clear; PL_vtbl_sigelem.svt_clear = coro_sigelem_clr; |
3606 | orig_sigelem_clr = PL_vtbl_sigelem.svt_clear; PL_vtbl_sigelem.svt_clear = coro_sigelem_clr; |
3411 | |
3607 | |
3412 | hv_sig = coro_get_hv (aTHX_ "SIG", TRUE); |
|
|
3413 | rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV)); |
3608 | rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV)); |
3414 | rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV)); |
3609 | rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV)); |
3415 | |
3610 | |
3416 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
3611 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
3417 | |
3612 | |
… | |
… | |
3746 | |
3941 | |
3747 | MODULE = Coro::State PACKAGE = Coro |
3942 | MODULE = Coro::State PACKAGE = Coro |
3748 | |
3943 | |
3749 | BOOT: |
3944 | BOOT: |
3750 | { |
3945 | { |
|
|
3946 | if (SVt_LAST > 32) |
|
|
3947 | croak ("Coro internal error: SVt_LAST > 32, swap_sv might need adjustment"); |
|
|
3948 | |
3751 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
3949 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
3752 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
3950 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
3753 | cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD); |
3951 | cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD); |
3754 | coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current); |
3952 | coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current); |
3755 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
3953 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
… | |
… | |
3781 | coroapi.ready = api_ready; |
3979 | coroapi.ready = api_ready; |
3782 | coroapi.is_ready = api_is_ready; |
3980 | coroapi.is_ready = api_is_ready; |
3783 | coroapi.nready = coro_nready; |
3981 | coroapi.nready = coro_nready; |
3784 | coroapi.current = coro_current; |
3982 | coroapi.current = coro_current; |
3785 | |
3983 | |
|
|
3984 | coroapi.enterleave_hook = api_enterleave_hook; |
|
|
3985 | coroapi.enterleave_unhook = api_enterleave_unhook; |
|
|
3986 | coroapi.enterleave_scope_hook = api_enterleave_scope_hook; |
|
|
3987 | |
3786 | /*GCoroAPI = &coroapi;*/ |
3988 | /*GCoroAPI = &coroapi;*/ |
3787 | sv_setiv (sv, (IV)&coroapi); |
3989 | sv_setiv (sv, (IV)&coroapi); |
3788 | SvREADONLY_on (sv); |
3990 | SvREADONLY_on (sv); |
3789 | } |
3991 | } |
3790 | } |
3992 | } |
… | |
… | |
3855 | |
4057 | |
3856 | void |
4058 | void |
3857 | _set_current (SV *current) |
4059 | _set_current (SV *current) |
3858 | PROTOTYPE: $ |
4060 | PROTOTYPE: $ |
3859 | CODE: |
4061 | CODE: |
3860 | SvREFCNT_dec (SvRV (coro_current)); |
4062 | SvREFCNT_dec_NN (SvRV (coro_current)); |
3861 | SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current))); |
4063 | SvRV_set (coro_current, SvREFCNT_inc_NN (SvRV (current))); |
3862 | |
4064 | |
3863 | void |
4065 | void |
3864 | _set_readyhook (SV *hook) |
4066 | _set_readyhook (SV *hook) |
3865 | PROTOTYPE: $ |
4067 | PROTOTYPE: $ |
… | |
… | |
3949 | |
4151 | |
3950 | if ((SV *)hv == &PL_sv_undef) |
4152 | if ((SV *)hv == &PL_sv_undef) |
3951 | { |
4153 | { |
3952 | SV *sv = coro_new (aTHX_ coro_stash, (SV **)&cv_pool_handler, 1, 1); |
4154 | SV *sv = coro_new (aTHX_ coro_stash, (SV **)&cv_pool_handler, 1, 1); |
3953 | hv = (HV *)SvREFCNT_inc_NN (SvRV (sv)); |
4155 | hv = (HV *)SvREFCNT_inc_NN (SvRV (sv)); |
3954 | SvREFCNT_dec (sv); |
4156 | SvREFCNT_dec_NN (sv); |
3955 | } |
4157 | } |
3956 | |
4158 | |
3957 | { |
4159 | { |
3958 | struct coro *coro = SvSTATE_hv (hv); |
4160 | struct coro *coro = SvSTATE_hv (hv); |
3959 | |
4161 | |
… | |
… | |
3966 | api_ready (aTHX_ (SV *)hv); |
4168 | api_ready (aTHX_ (SV *)hv); |
3967 | |
4169 | |
3968 | if (GIMME_V != G_VOID) |
4170 | if (GIMME_V != G_VOID) |
3969 | XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv))); |
4171 | XPUSHs (sv_2mortal (newRV_noinc ((SV *)hv))); |
3970 | else |
4172 | else |
3971 | SvREFCNT_dec (hv); |
4173 | SvREFCNT_dec_NN (hv); |
3972 | } |
4174 | } |
3973 | |
4175 | |
3974 | SV * |
4176 | SV * |
3975 | rouse_cb () |
4177 | rouse_cb () |
3976 | PROTOTYPE: |
4178 | PROTOTYPE: |