1 | /* this works around a bug in mingw32 providing a non-working setjmp */ |
1 | /* this works around a bug in mingw32 providing a non-working setjmp */ |
2 | #define USE_NO_MINGW_SETJMP_TWO_ARGS |
2 | #define USE_NO_MINGW_SETJMP_TWO_ARGS |
3 | |
3 | |
4 | #define NDEBUG 1 |
4 | #define NDEBUG 1 /* perl usually disables NDEBUG later */ |
5 | |
5 | |
6 | #include "libcoro/coro.c" |
6 | #include "libcoro/coro.c" |
7 | |
7 | |
8 | #define PERL_NO_GET_CONTEXT |
8 | #define PERL_NO_GET_CONTEXT |
9 | #define PERL_EXT |
9 | #define PERL_EXT |
… | |
… | |
12 | #include "perl.h" |
12 | #include "perl.h" |
13 | #include "XSUB.h" |
13 | #include "XSUB.h" |
14 | #include "perliol.h" |
14 | #include "perliol.h" |
15 | |
15 | |
16 | #include "schmorp.h" |
16 | #include "schmorp.h" |
|
|
17 | |
|
|
18 | #define ECB_NO_THREADS 1 |
|
|
19 | #define ECB_NO_LIBM 1 |
17 | #include "ecb.h" |
20 | #include "ecb.h" |
18 | |
21 | |
19 | #include <stddef.h> |
22 | #include <stddef.h> |
20 | #include <stdio.h> |
23 | #include <stdio.h> |
21 | #include <errno.h> |
24 | #include <errno.h> |
22 | #include <assert.h> |
25 | #include <assert.h> |
23 | |
26 | |
24 | #ifndef SVs_PADSTALE |
27 | #ifndef SVs_PADSTALE |
25 | # define SVs_PADSTALE 0 |
28 | # define SVs_PADSTALE 0 |
|
|
29 | #endif |
|
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30 | |
|
|
31 | #ifdef PadARRAY |
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32 | # define NEWPADAPI 1 |
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33 | # define newPADLIST(var) (Newz (0, var, 1, PADLIST), Newx (PadlistARRAY (var), 2, PAD *)) |
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34 | #else |
|
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35 | typedef AV PADNAMELIST; |
|
|
36 | # if !PERL_VERSION_ATLEAST(5,8,0) |
|
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37 | typedef AV PADLIST; |
|
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38 | typedef AV PAD; |
|
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39 | # endif |
|
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40 | # define PadlistARRAY(pl) ((PAD **)AvARRAY (pl)) |
|
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41 | # define PadlistMAX(pl) AvFILLp (pl) |
|
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42 | # define PadlistNAMES(pl) (*PadlistARRAY (pl)) |
|
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43 | # define PadARRAY AvARRAY |
|
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44 | # define PadMAX AvFILLp |
|
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45 | # define newPADLIST(var) ((var) = newAV (), av_extend (var, 1)) |
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46 | #endif |
|
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47 | |
|
|
48 | /* 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 */ |
|
|
50 | #if PERL_VERSION_ATLEAST(5,19,0) |
|
|
51 | # define SVt_BIND SVt_IV |
26 | #endif |
52 | #endif |
27 | |
53 | |
28 | #if defined(_WIN32) |
54 | #if defined(_WIN32) |
29 | # undef HAS_GETTIMEOFDAY |
55 | # undef HAS_GETTIMEOFDAY |
30 | # undef setjmp |
56 | # undef setjmp |
… | |
… | |
33 | # define setjmp _setjmp /* deep magic */ |
59 | # define setjmp _setjmp /* deep magic */ |
34 | #else |
60 | #else |
35 | # include <inttypes.h> /* most portable stdint.h */ |
61 | # include <inttypes.h> /* most portable stdint.h */ |
36 | #endif |
62 | #endif |
37 | |
63 | |
38 | #if HAVE_MMAP |
|
|
39 | # include <unistd.h> |
|
|
40 | # include <sys/mman.h> |
|
|
41 | # ifndef MAP_ANONYMOUS |
|
|
42 | # ifdef MAP_ANON |
|
|
43 | # define MAP_ANONYMOUS MAP_ANON |
|
|
44 | # else |
|
|
45 | # undef HAVE_MMAP |
|
|
46 | # endif |
|
|
47 | # endif |
|
|
48 | # include <limits.h> |
|
|
49 | # ifndef PAGESIZE |
|
|
50 | # define PAGESIZE pagesize |
|
|
51 | # define BOOT_PAGESIZE pagesize = sysconf (_SC_PAGESIZE) |
|
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52 | static long pagesize; |
|
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53 | # else |
|
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54 | # define BOOT_PAGESIZE (void)0 |
|
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55 | # endif |
|
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56 | #else |
|
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57 | # define PAGESIZE 0 |
|
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58 | # define BOOT_PAGESIZE (void)0 |
|
|
59 | #endif |
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60 | |
|
|
61 | #if CORO_USE_VALGRIND |
|
|
62 | # include <valgrind/valgrind.h> |
|
|
63 | #endif |
|
|
64 | |
|
|
65 | /* the maximum number of idle cctx that will be pooled */ |
64 | /* the maximum number of idle cctx that will be pooled */ |
66 | static int cctx_max_idle = 4; |
65 | static int cctx_max_idle = 4; |
67 | |
66 | |
68 | #if defined(DEBUGGING) && PERL_VERSION_ATLEAST(5,12,0) |
67 | #if defined(DEBUGGING) && PERL_VERSION_ATLEAST(5,12,0) |
69 | # define HAS_SCOPESTACK_NAME 1 |
68 | # define HAS_SCOPESTACK_NAME 1 |
70 | #endif |
|
|
71 | |
|
|
72 | #if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64 |
|
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73 | # undef CORO_STACKGUARD |
|
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74 | #endif |
|
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75 | |
|
|
76 | #ifndef CORO_STACKGUARD |
|
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77 | # define CORO_STACKGUARD 0 |
|
|
78 | #endif |
69 | #endif |
79 | |
70 | |
80 | /* prefer perl internal functions over our own? */ |
71 | /* prefer perl internal functions over our own? */ |
81 | #ifndef CORO_PREFER_PERL_FUNCTIONS |
72 | #ifndef CORO_PREFER_PERL_FUNCTIONS |
82 | # define CORO_PREFER_PERL_FUNCTIONS 0 |
73 | # define CORO_PREFER_PERL_FUNCTIONS 0 |
… | |
… | |
173 | typedef struct coro_cctx |
164 | typedef struct coro_cctx |
174 | { |
165 | { |
175 | struct coro_cctx *next; |
166 | struct coro_cctx *next; |
176 | |
167 | |
177 | /* the stack */ |
168 | /* the stack */ |
178 | void *sptr; |
169 | struct coro_stack stack; |
179 | size_t ssize; |
|
|
180 | |
170 | |
181 | /* cpu state */ |
171 | /* cpu state */ |
182 | void *idle_sp; /* sp of top-level transfer/schedule/cede call */ |
172 | void *idle_sp; /* sp of top-level transfer/schedule/cede call */ |
183 | #ifndef NDEBUG |
173 | #ifndef NDEBUG |
184 | JMPENV *idle_te; /* same as idle_sp, but for top_env */ |
174 | JMPENV *idle_te; /* same as idle_sp, but for top_env */ |
… | |
… | |
293 | #define coro_nready coroapi.nready |
283 | #define coro_nready coroapi.nready |
294 | |
284 | |
295 | /** JIT *********************************************************************/ |
285 | /** JIT *********************************************************************/ |
296 | |
286 | |
297 | #if CORO_JIT |
287 | #if CORO_JIT |
298 | /* APPLE doesn't have HAVE_MMAP though */ |
288 | /* APPLE doesn't have mmap though */ |
299 | #define CORO_JIT_UNIXY (__linux || __FreeBSD__ || __OpenBSD__ || __NetBSD__ || __solaris || __APPLE__) |
289 | #define CORO_JIT_UNIXY (__linux || __FreeBSD__ || __OpenBSD__ || __NetBSD__ || __solaris || __APPLE__) |
300 | #ifndef CORO_JIT_TYPE |
290 | #ifndef CORO_JIT_TYPE |
301 | #if __x86_64 && CORO_JIT_UNIXY |
291 | #if ECB_AMD64 && CORO_JIT_UNIXY |
302 | #define CORO_JIT_TYPE "amd64-unix" |
292 | #define CORO_JIT_TYPE "amd64-unix" |
303 | #elif __i386 && CORO_JIT_UNIXY |
293 | #elif __i386 && CORO_JIT_UNIXY |
304 | #define CORO_JIT_TYPE "x86-unix" |
294 | #define CORO_JIT_TYPE "x86-unix" |
305 | #endif |
295 | #endif |
306 | #endif |
296 | #endif |
307 | #endif |
297 | #endif |
308 | |
298 | |
309 | #if !defined(CORO_JIT_TYPE) || !HAVE_MMAP |
299 | #if !defined(CORO_JIT_TYPE) || _POSIX_MEMORY_PROTECTION <= 0 |
310 | #undef CORO_JIT |
300 | #undef CORO_JIT |
311 | #endif |
301 | #endif |
312 | |
302 | |
313 | #if CORO_JIT |
303 | #if CORO_JIT |
314 | typedef void (*load_save_perl_slots_type)(perl_slots *); |
304 | typedef void (*load_save_perl_slots_type)(perl_slots *); |
… | |
… | |
371 | time_init (pTHX) |
361 | time_init (pTHX) |
372 | { |
362 | { |
373 | SV **svp; |
363 | SV **svp; |
374 | |
364 | |
375 | require_pv ("Time/HiRes.pm"); |
365 | require_pv ("Time/HiRes.pm"); |
376 | |
366 | |
377 | svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0); |
367 | svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0); |
378 | |
368 | |
379 | if (!svp) croak ("Time::HiRes is required, but missing. Caught"); |
369 | if (!svp) croak ("Time::HiRes is required, but missing. Caught"); |
380 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer. Caught"); |
370 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer. Caught"); |
381 | |
371 | |
… | |
… | |
522 | #define SvSTATE_current SvSTATE_hv (SvRV (coro_current)) |
512 | #define SvSTATE_current SvSTATE_hv (SvRV (coro_current)) |
523 | |
513 | |
524 | /*****************************************************************************/ |
514 | /*****************************************************************************/ |
525 | /* padlist management and caching */ |
515 | /* padlist management and caching */ |
526 | |
516 | |
527 | ecb_inline AV * |
517 | ecb_inline PADLIST * |
528 | coro_derive_padlist (pTHX_ CV *cv) |
518 | coro_derive_padlist (pTHX_ CV *cv) |
529 | { |
519 | { |
530 | AV *padlist = CvPADLIST (cv); |
520 | PADLIST *padlist = CvPADLIST (cv); |
531 | AV *newpadlist, *newpad; |
521 | PADLIST *newpadlist; |
|
|
522 | PAD *newpad; |
|
|
523 | PADOFFSET off = PadlistMAX (padlist) + 1; |
532 | |
524 | |
533 | newpadlist = newAV (); |
525 | #if NEWPADAPI |
|
|
526 | |
|
|
527 | /* if we had the original CvDEPTH, we might be able to steal the CvDEPTH+1 entry instead */ |
|
|
528 | /* 20131102194744.GA6705@schmorp.de, 20131102195825.2013.qmail@lists-nntp.develooper.com */ |
|
|
529 | while (!PadlistARRAY (padlist)[off - 1]) |
|
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530 | --off; |
|
|
531 | |
|
|
532 | Perl_pad_push (aTHX_ padlist, off); |
|
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533 | |
|
|
534 | newpad = PadlistARRAY (padlist)[off]; |
|
|
535 | PadlistARRAY (padlist)[off] = 0; |
|
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536 | |
|
|
537 | #else |
|
|
538 | |
|
|
539 | #if PERL_VERSION_ATLEAST (5,10,0) |
|
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540 | Perl_pad_push (aTHX_ padlist, off); |
|
|
541 | #else |
|
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542 | Perl_pad_push (aTHX_ padlist, off, 1); |
|
|
543 | #endif |
|
|
544 | |
|
|
545 | newpad = PadlistARRAY (padlist)[off]; |
|
|
546 | PadlistMAX (padlist) = off - 1; |
|
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547 | |
|
|
548 | #endif |
|
|
549 | |
|
|
550 | newPADLIST (newpadlist); |
|
|
551 | #if !PERL_VERSION_ATLEAST(5,15,3) |
|
|
552 | /* Padlists are AvREAL as of 5.15.3. See perl bug #98092 and perl commit 7d953ba. */ |
534 | AvREAL_off (newpadlist); |
553 | AvREAL_off (newpadlist); |
535 | #if PERL_VERSION_ATLEAST (5,10,0) |
|
|
536 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1); |
|
|
537 | #else |
|
|
538 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); |
|
|
539 | #endif |
554 | #endif |
540 | newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; |
|
|
541 | --AvFILLp (padlist); |
|
|
542 | |
555 | |
543 | av_store (newpadlist, 0, SvREFCNT_inc_NN (AvARRAY (padlist)[0])); |
556 | /* Already extended to 2 elements by newPADLIST. */ |
544 | av_store (newpadlist, 1, (SV *)newpad); |
557 | PadlistMAX (newpadlist) = 1; |
|
|
558 | PadlistNAMES (newpadlist) = (PADNAMELIST *)SvREFCNT_inc_NN (PadlistNAMES (padlist)); |
|
|
559 | PadlistARRAY (newpadlist)[1] = newpad; |
545 | |
560 | |
546 | return newpadlist; |
561 | return newpadlist; |
547 | } |
562 | } |
548 | |
563 | |
549 | ecb_inline void |
564 | ecb_inline void |
550 | free_padlist (pTHX_ AV *padlist) |
565 | free_padlist (pTHX_ PADLIST *padlist) |
551 | { |
566 | { |
552 | /* may be during global destruction */ |
567 | /* may be during global destruction */ |
553 | if (!IN_DESTRUCT) |
568 | if (!IN_DESTRUCT) |
554 | { |
569 | { |
555 | I32 i = AvFILLp (padlist); |
570 | I32 i = PadlistMAX (padlist); |
556 | |
571 | |
557 | while (i > 0) /* special-case index 0 */ |
572 | while (i > 0) /* special-case index 0 */ |
558 | { |
573 | { |
559 | /* we try to be extra-careful here */ |
574 | /* we try to be extra-careful here */ |
560 | AV *av = (AV *)AvARRAY (padlist)[i--]; |
575 | PAD *pad = PadlistARRAY (padlist)[i--]; |
561 | I32 j = AvFILLp (av); |
|
|
562 | |
576 | |
|
|
577 | if (pad) |
|
|
578 | { |
|
|
579 | I32 j = PadMAX (pad); |
|
|
580 | |
563 | while (j >= 0) |
581 | while (j >= 0) |
564 | SvREFCNT_dec (AvARRAY (av)[j--]); |
582 | SvREFCNT_dec (PadARRAY (pad)[j--]); |
565 | |
583 | |
566 | AvFILLp (av) = -1; |
584 | PadMAX (pad) = -1; |
567 | SvREFCNT_dec (av); |
585 | SvREFCNT_dec (pad); |
|
|
586 | } |
568 | } |
587 | } |
569 | |
588 | |
570 | SvREFCNT_dec (AvARRAY (padlist)[0]); |
589 | SvREFCNT_dec (PadlistNAMES (padlist)); |
571 | |
590 | |
|
|
591 | #if NEWPADAPI |
|
|
592 | Safefree (PadlistARRAY (padlist)); |
|
|
593 | Safefree (padlist); |
|
|
594 | #else |
572 | AvFILLp (padlist) = -1; |
595 | AvFILLp (padlist) = -1; |
|
|
596 | AvREAL_off (padlist); |
573 | SvREFCNT_dec ((SV*)padlist); |
597 | SvREFCNT_dec ((SV*)padlist); |
|
|
598 | #endif |
574 | } |
599 | } |
575 | } |
600 | } |
576 | |
601 | |
577 | static int |
602 | static int |
578 | coro_cv_free (pTHX_ SV *sv, MAGIC *mg) |
603 | coro_cv_free (pTHX_ SV *sv, MAGIC *mg) |
579 | { |
604 | { |
580 | AV *padlist; |
605 | PADLIST *padlist; |
581 | AV *av = (AV *)mg->mg_obj; |
606 | PADLIST **padlists = (PADLIST **)(mg->mg_ptr + sizeof(size_t)); |
|
|
607 | size_t len = *(size_t *)mg->mg_ptr; |
582 | |
608 | |
583 | /* perl manages to free our internal AV and _then_ call us */ |
609 | /* perl manages to free our internal AV and _then_ call us */ |
584 | if (IN_DESTRUCT) |
610 | if (IN_DESTRUCT) |
585 | return 0; |
611 | return 0; |
586 | |
612 | |
587 | /* casting is fun. */ |
613 | while (len--) |
588 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
|
|
589 | free_padlist (aTHX_ padlist); |
614 | free_padlist (aTHX_ padlists[len]); |
590 | |
|
|
591 | SvREFCNT_dec (av); /* sv_magicext increased the refcount */ |
|
|
592 | |
615 | |
593 | return 0; |
616 | return 0; |
594 | } |
617 | } |
595 | |
618 | |
596 | static MGVTBL coro_cv_vtbl = { |
619 | static MGVTBL coro_cv_vtbl = { |
… | |
… | |
601 | /* the next two functions merely cache the padlists */ |
624 | /* the next two functions merely cache the padlists */ |
602 | ecb_inline void |
625 | ecb_inline void |
603 | get_padlist (pTHX_ CV *cv) |
626 | get_padlist (pTHX_ CV *cv) |
604 | { |
627 | { |
605 | MAGIC *mg = CORO_MAGIC_cv (cv); |
628 | MAGIC *mg = CORO_MAGIC_cv (cv); |
606 | AV *av; |
629 | size_t *lenp; |
607 | |
630 | |
608 | if (ecb_expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0)) |
631 | if (ecb_expect_true (mg && *(lenp = (size_t *)mg->mg_ptr))) |
609 | CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--]; |
632 | CvPADLIST (cv) = ((PADLIST **)(mg->mg_ptr + sizeof(size_t)))[--*lenp]; |
610 | else |
633 | else |
611 | { |
634 | { |
612 | #if CORO_PREFER_PERL_FUNCTIONS |
635 | #if CORO_PREFER_PERL_FUNCTIONS |
613 | /* this is probably cleaner? but also slower! */ |
636 | /* this is probably cleaner? but also slower! */ |
614 | /* in practise, it seems to be less stable */ |
637 | /* in practise, it seems to be less stable */ |
… | |
… | |
624 | |
647 | |
625 | ecb_inline void |
648 | ecb_inline void |
626 | put_padlist (pTHX_ CV *cv) |
649 | put_padlist (pTHX_ CV *cv) |
627 | { |
650 | { |
628 | MAGIC *mg = CORO_MAGIC_cv (cv); |
651 | MAGIC *mg = CORO_MAGIC_cv (cv); |
629 | AV *av; |
|
|
630 | |
652 | |
631 | if (ecb_expect_false (!mg)) |
653 | if (ecb_expect_false (!mg)) |
|
|
654 | { |
632 | mg = sv_magicext ((SV *)cv, (SV *)newAV (), CORO_MAGIC_type_cv, &coro_cv_vtbl, 0, 0); |
655 | mg = sv_magicext ((SV *)cv, 0, CORO_MAGIC_type_cv, &coro_cv_vtbl, 0, 0); |
|
|
656 | Newz (0, mg->mg_ptr ,sizeof (size_t) + sizeof (PADLIST *), char); |
|
|
657 | mg->mg_len = 1; /* so mg_free frees mg_ptr */ |
|
|
658 | } |
|
|
659 | else |
|
|
660 | Renew (mg->mg_ptr, |
|
|
661 | sizeof(size_t) + (*(size_t *)mg->mg_ptr + 1) * sizeof(PADLIST *), |
|
|
662 | char); |
633 | |
663 | |
634 | av = (AV *)mg->mg_obj; |
664 | ((PADLIST **)(mg->mg_ptr + sizeof (size_t))) [(*(size_t *)mg->mg_ptr)++] = CvPADLIST (cv); |
635 | |
|
|
636 | if (ecb_expect_false (AvFILLp (av) >= AvMAX (av))) |
|
|
637 | av_extend (av, AvFILLp (av) + 1); |
|
|
638 | |
|
|
639 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
|
|
640 | } |
665 | } |
641 | |
666 | |
642 | /** load & save, init *******************************************************/ |
667 | /** load & save, init *******************************************************/ |
643 | |
668 | |
644 | ecb_inline void |
669 | ecb_inline void |
… | |
… | |
719 | /* now do the ugly restore mess */ |
744 | /* now do the ugly restore mess */ |
720 | while (ecb_expect_true (cv = (CV *)POPs)) |
745 | while (ecb_expect_true (cv = (CV *)POPs)) |
721 | { |
746 | { |
722 | put_padlist (aTHX_ cv); /* mark this padlist as available */ |
747 | put_padlist (aTHX_ cv); /* mark this padlist as available */ |
723 | CvDEPTH (cv) = PTR2IV (POPs); |
748 | CvDEPTH (cv) = PTR2IV (POPs); |
724 | CvPADLIST (cv) = (AV *)POPs; |
749 | CvPADLIST (cv) = (PADLIST *)POPs; |
725 | } |
750 | } |
726 | |
751 | |
727 | PUTBACK; |
752 | PUTBACK; |
728 | } |
753 | } |
729 | |
754 | |
… | |
… | |
992 | { |
1017 | { |
993 | SV **svp = 0; |
1018 | SV **svp = 0; |
994 | |
1019 | |
995 | if (strEQ (s, "__DIE__" )) svp = &PL_diehook; |
1020 | if (strEQ (s, "__DIE__" )) svp = &PL_diehook; |
996 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
1021 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
997 | |
1022 | |
998 | if (svp) |
1023 | if (svp) |
999 | { |
1024 | { |
1000 | SV *ssv; |
1025 | SV *ssv; |
1001 | |
1026 | |
1002 | if (!*svp) |
1027 | if (!*svp) |
… | |
… | |
1108 | PL_hints = 0; |
1133 | PL_hints = 0; |
1109 | |
1134 | |
1110 | /* recreate the die/warn hooks */ |
1135 | /* recreate the die/warn hooks */ |
1111 | PL_diehook = SvREFCNT_inc (rv_diehook); |
1136 | PL_diehook = SvREFCNT_inc (rv_diehook); |
1112 | PL_warnhook = SvREFCNT_inc (rv_warnhook); |
1137 | PL_warnhook = SvREFCNT_inc (rv_warnhook); |
1113 | |
1138 | |
1114 | GvSV (PL_defgv) = newSV (0); |
1139 | GvSV (PL_defgv) = newSV (0); |
1115 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
1140 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
1116 | GvSV (PL_errgv) = newSV (0); |
1141 | GvSV (PL_errgv) = newSV (0); |
1117 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
1142 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
1118 | GvHV (PL_hintgv) = 0; |
1143 | GvHV (PL_hintgv) = 0; |
… | |
… | |
1487 | static coro_cctx * |
1512 | static coro_cctx * |
1488 | cctx_new_empty (void) |
1513 | cctx_new_empty (void) |
1489 | { |
1514 | { |
1490 | coro_cctx *cctx = cctx_new (); |
1515 | coro_cctx *cctx = cctx_new (); |
1491 | |
1516 | |
1492 | cctx->sptr = 0; |
1517 | cctx->stack.sptr = 0; |
1493 | coro_create (&cctx->cctx, 0, 0, 0, 0); |
1518 | coro_create (&cctx->cctx, 0, 0, 0, 0); |
1494 | |
1519 | |
1495 | return cctx; |
1520 | return cctx; |
1496 | } |
1521 | } |
1497 | |
1522 | |
1498 | /* create a new cctx suitable as destination/running a perl interpreter */ |
1523 | /* create a new cctx suitable as destination/running a perl interpreter */ |
1499 | static coro_cctx * |
1524 | static coro_cctx * |
1500 | cctx_new_run (void) |
1525 | cctx_new_run (void) |
1501 | { |
1526 | { |
1502 | coro_cctx *cctx = cctx_new (); |
1527 | coro_cctx *cctx = cctx_new (); |
1503 | void *stack_start; |
|
|
1504 | size_t stack_size; |
|
|
1505 | |
1528 | |
1506 | #if HAVE_MMAP |
1529 | if (!coro_stack_alloc (&cctx->stack, cctx_stacksize)) |
1507 | cctx->ssize = ((cctx_stacksize * sizeof (long) + PAGESIZE - 1) / PAGESIZE + CORO_STACKGUARD) * PAGESIZE; |
|
|
1508 | /* mmap supposedly does allocate-on-write for us */ |
|
|
1509 | cctx->sptr = mmap (0, cctx->ssize, PROT_READ | PROT_WRITE | PROT_EXEC, MAP_ANONYMOUS, -1, 0); |
|
|
1510 | |
|
|
1511 | if (cctx->sptr != (void *)-1) |
|
|
1512 | { |
|
|
1513 | #if CORO_STACKGUARD |
|
|
1514 | mprotect (cctx->sptr, CORO_STACKGUARD * PAGESIZE, PROT_NONE); |
|
|
1515 | #endif |
|
|
1516 | stack_start = (char *)cctx->sptr + CORO_STACKGUARD * PAGESIZE; |
|
|
1517 | stack_size = cctx->ssize - CORO_STACKGUARD * PAGESIZE; |
|
|
1518 | cctx->flags |= CC_MAPPED; |
|
|
1519 | } |
1530 | { |
1520 | else |
|
|
1521 | #endif |
|
|
1522 | { |
|
|
1523 | cctx->ssize = cctx_stacksize * (long)sizeof (long); |
|
|
1524 | New (0, cctx->sptr, cctx_stacksize, long); |
|
|
1525 | |
|
|
1526 | if (!cctx->sptr) |
|
|
1527 | { |
|
|
1528 | perror ("FATAL: unable to allocate stack for coroutine, exiting."); |
1531 | perror ("FATAL: unable to allocate stack for coroutine, exiting."); |
1529 | _exit (EXIT_FAILURE); |
1532 | _exit (EXIT_FAILURE); |
1530 | } |
|
|
1531 | |
|
|
1532 | stack_start = cctx->sptr; |
|
|
1533 | stack_size = cctx->ssize; |
|
|
1534 | } |
1533 | } |
1535 | |
1534 | |
1536 | #if CORO_USE_VALGRIND |
|
|
1537 | cctx->valgrind_id = VALGRIND_STACK_REGISTER ((char *)stack_start, (char *)stack_start + stack_size); |
|
|
1538 | #endif |
|
|
1539 | |
|
|
1540 | coro_create (&cctx->cctx, cctx_run, (void *)cctx, stack_start, stack_size); |
1535 | coro_create (&cctx->cctx, cctx_run, (void *)cctx, cctx->stack.sptr, cctx->stack.ssze); |
1541 | |
1536 | |
1542 | return cctx; |
1537 | return cctx; |
1543 | } |
1538 | } |
1544 | |
1539 | |
1545 | static void |
1540 | static void |
… | |
… | |
1551 | assert (("FATAL: tried to destroy current cctx", cctx != cctx_current)); |
1546 | assert (("FATAL: tried to destroy current cctx", cctx != cctx_current)); |
1552 | |
1547 | |
1553 | --cctx_count; |
1548 | --cctx_count; |
1554 | coro_destroy (&cctx->cctx); |
1549 | coro_destroy (&cctx->cctx); |
1555 | |
1550 | |
1556 | /* coro_transfer creates new, empty cctx's */ |
1551 | coro_stack_free (&cctx->stack); |
1557 | if (cctx->sptr) |
|
|
1558 | { |
|
|
1559 | #if CORO_USE_VALGRIND |
|
|
1560 | VALGRIND_STACK_DEREGISTER (cctx->valgrind_id); |
|
|
1561 | #endif |
|
|
1562 | |
|
|
1563 | #if HAVE_MMAP |
|
|
1564 | if (cctx->flags & CC_MAPPED) |
|
|
1565 | munmap (cctx->sptr, cctx->ssize); |
|
|
1566 | else |
|
|
1567 | #endif |
|
|
1568 | Safefree (cctx->sptr); |
|
|
1569 | } |
|
|
1570 | |
1552 | |
1571 | Safefree (cctx); |
1553 | Safefree (cctx); |
1572 | } |
1554 | } |
1573 | |
1555 | |
1574 | /* wether this cctx should be destructed */ |
1556 | /* wether this cctx should be destructed */ |
… | |
… | |
1593 | } |
1575 | } |
1594 | |
1576 | |
1595 | static void |
1577 | static void |
1596 | cctx_put (coro_cctx *cctx) |
1578 | cctx_put (coro_cctx *cctx) |
1597 | { |
1579 | { |
1598 | assert (("FATAL: cctx_put called on non-initialised cctx in Coro (please report)", cctx->sptr)); |
1580 | assert (("FATAL: cctx_put called on non-initialised cctx in Coro (please report)", cctx->stack.sptr)); |
1599 | |
1581 | |
1600 | /* free another cctx if overlimit */ |
1582 | /* free another cctx if overlimit */ |
1601 | if (ecb_expect_false (cctx_idle >= cctx_max_idle)) |
1583 | if (ecb_expect_false (cctx_idle >= cctx_max_idle)) |
1602 | { |
1584 | { |
1603 | coro_cctx *first = cctx_first; |
1585 | coro_cctx *first = cctx_first; |
… | |
… | |
1729 | return; |
1711 | return; |
1730 | |
1712 | |
1731 | slf_destroy (aTHX_ coro); |
1713 | slf_destroy (aTHX_ coro); |
1732 | |
1714 | |
1733 | coro->flags |= CF_ZOMBIE; |
1715 | coro->flags |= CF_ZOMBIE; |
1734 | |
1716 | |
1735 | if (coro->flags & CF_READY) |
1717 | if (coro->flags & CF_READY) |
1736 | { |
1718 | { |
1737 | /* reduce nready, as destroying a ready coro effectively unreadies it */ |
1719 | /* reduce nready, as destroying a ready coro effectively unreadies it */ |
1738 | /* alternative: look through all ready queues and remove the coro */ |
1720 | /* alternative: look through all ready queues and remove the coro */ |
1739 | --coro_nready; |
1721 | --coro_nready; |
… | |
… | |
1935 | /* nothing to schedule: call the idle handler */ |
1917 | /* nothing to schedule: call the idle handler */ |
1936 | if (SvROK (sv_idle) |
1918 | if (SvROK (sv_idle) |
1937 | && SvOBJECT (SvRV (sv_idle))) |
1919 | && SvOBJECT (SvRV (sv_idle))) |
1938 | { |
1920 | { |
1939 | if (SvRV (sv_idle) == SvRV (coro_current)) |
1921 | if (SvRV (sv_idle) == SvRV (coro_current)) |
|
|
1922 | { |
|
|
1923 | require_pv ("Carp"); |
|
|
1924 | |
|
|
1925 | { |
|
|
1926 | dSP; |
|
|
1927 | |
|
|
1928 | ENTER; |
|
|
1929 | SAVETMPS; |
|
|
1930 | |
|
|
1931 | PUSHMARK (SP); |
1940 | croak ("FATAL: $Coro::IDLE blocked itself - did you try to block inside an event loop callback? Caught"); |
1932 | XPUSHs (sv_2mortal (newSVpv ("FATAL: $Coro::IDLE blocked itself - did you try to block inside an event loop callback? Caught", 0))); |
|
|
1933 | PUTBACK; |
|
|
1934 | call_pv ("Carp::confess", G_VOID | G_DISCARD); |
|
|
1935 | |
|
|
1936 | FREETMPS; |
|
|
1937 | LEAVE; |
|
|
1938 | } |
|
|
1939 | } |
1941 | |
1940 | |
1942 | ++coro_nready; /* hack so that api_ready doesn't invoke ready hook */ |
1941 | ++coro_nready; /* hack so that api_ready doesn't invoke ready hook */ |
1943 | api_ready (aTHX_ SvRV (sv_idle)); |
1942 | api_ready (aTHX_ SvRV (sv_idle)); |
1944 | --coro_nready; |
1943 | --coro_nready; |
1945 | } |
1944 | } |
… | |
… | |
2143 | AV *od = coro->on_destroy; |
2142 | AV *od = coro->on_destroy; |
2144 | |
2143 | |
2145 | if (!od) |
2144 | if (!od) |
2146 | return; |
2145 | return; |
2147 | |
2146 | |
|
|
2147 | coro->on_destroy = 0; |
|
|
2148 | sv_2mortal ((SV *)od); |
|
|
2149 | |
2148 | while (AvFILLp (od) >= 0) |
2150 | while (AvFILLp (od) >= 0) |
2149 | { |
2151 | { |
2150 | SV *cb = sv_2mortal (av_pop (od)); |
2152 | SV *cb = sv_2mortal (av_pop (od)); |
2151 | |
2153 | |
2152 | /* coro hv's (and only hv's at the moment) are supported as well */ |
2154 | /* coro hv's (and only hv's at the moment) are supported as well */ |
… | |
… | |
2172 | |
2174 | |
2173 | static void |
2175 | static void |
2174 | coro_set_status (pTHX_ struct coro *coro, SV **arg, int items) |
2176 | coro_set_status (pTHX_ struct coro *coro, SV **arg, int items) |
2175 | { |
2177 | { |
2176 | AV *av; |
2178 | AV *av; |
2177 | |
2179 | |
2178 | if (coro->status) |
2180 | if (coro->status) |
2179 | { |
2181 | { |
2180 | av = coro->status; |
2182 | av = coro->status; |
2181 | av_clear (av); |
2183 | av_clear (av); |
2182 | } |
2184 | } |
… | |
… | |
2229 | |
2231 | |
2230 | coro = SvSTATE (arg [0]); |
2232 | coro = SvSTATE (arg [0]); |
2231 | coro_hv = coro->hv; |
2233 | coro_hv = coro->hv; |
2232 | |
2234 | |
2233 | coro_set_status (aTHX_ coro, arg + 1, items - 1); |
2235 | coro_set_status (aTHX_ coro, arg + 1, items - 1); |
2234 | |
2236 | |
2235 | if (ecb_expect_false (coro->flags & CF_NOCANCEL)) |
2237 | if (ecb_expect_false (coro->flags & CF_NOCANCEL)) |
2236 | { |
2238 | { |
2237 | /* coro currently busy cancelling something, so just notify it */ |
2239 | /* coro currently busy cancelling something, so just notify it */ |
2238 | coro->slf_frame.data = (void *)coro; |
2240 | coro->slf_frame.data = (void *)coro; |
2239 | |
2241 | |
… | |
… | |
2246 | slf_init_terminate_cancel_common (aTHX_ frame, coro_hv); |
2248 | slf_init_terminate_cancel_common (aTHX_ frame, coro_hv); |
2247 | } |
2249 | } |
2248 | else |
2250 | else |
2249 | { |
2251 | { |
2250 | struct coro *self = SvSTATE_current; |
2252 | struct coro *self = SvSTATE_current; |
|
|
2253 | |
|
|
2254 | if (!self) |
|
|
2255 | croak ("Coro::cancel called outside of thread content,"); |
2251 | |
2256 | |
2252 | /* otherwise we cancel directly, purely for speed reasons |
2257 | /* otherwise we cancel directly, purely for speed reasons |
2253 | * unfortunately, this requires some magic trickery, as |
2258 | * unfortunately, this requires some magic trickery, as |
2254 | * somebody else could cancel us, so we have to fight the cancellation. |
2259 | * somebody else could cancel us, so we have to fight the cancellation. |
2255 | * this is ugly, and hopefully fully worth the extra speed. |
2260 | * this is ugly, and hopefully fully worth the extra speed. |
… | |
… | |
2418 | |
2423 | |
2419 | static int |
2424 | static int |
2420 | slf_check_rouse_wait (pTHX_ struct CoroSLF *frame) |
2425 | slf_check_rouse_wait (pTHX_ struct CoroSLF *frame) |
2421 | { |
2426 | { |
2422 | SV *data = (SV *)frame->data; |
2427 | SV *data = (SV *)frame->data; |
2423 | |
2428 | |
2424 | if (CORO_THROW) |
2429 | if (CORO_THROW) |
2425 | return 0; |
2430 | return 0; |
2426 | |
2431 | |
2427 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2432 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2428 | return 1; |
2433 | return 1; |
… | |
… | |
2464 | cb = sv_2mortal (coro->rouse_cb); |
2469 | cb = sv_2mortal (coro->rouse_cb); |
2465 | coro->rouse_cb = 0; |
2470 | coro->rouse_cb = 0; |
2466 | } |
2471 | } |
2467 | |
2472 | |
2468 | if (!SvROK (cb) |
2473 | if (!SvROK (cb) |
2469 | || SvTYPE (SvRV (cb)) != SVt_PVCV |
2474 | || SvTYPE (SvRV (cb)) != SVt_PVCV |
2470 | || CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback) |
2475 | || CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback) |
2471 | croak ("Coro::rouse_wait called with illegal callback argument,"); |
2476 | croak ("Coro::rouse_wait called with illegal callback argument,"); |
2472 | |
2477 | |
2473 | { |
2478 | { |
2474 | CV *cv = (CV *)SvRV (cb); /* for S_GENSUB_ARG */ |
2479 | CV *cv = (CV *)SvRV (cb); /* for S_GENSUB_ARG */ |
… | |
… | |
2597 | |
2602 | |
2598 | /* "undo"/cancel a running slf call - used when cancelling a coro, mainly */ |
2603 | /* "undo"/cancel a running slf call - used when cancelling a coro, mainly */ |
2599 | static void |
2604 | static void |
2600 | slf_destroy (pTHX_ struct coro *coro) |
2605 | slf_destroy (pTHX_ struct coro *coro) |
2601 | { |
2606 | { |
2602 | /* this callback is reserved for slf functions needing to do cleanup */ |
2607 | struct CoroSLF frame = coro->slf_frame; |
2603 | if (coro->slf_frame.destroy && coro->slf_frame.prepare && !PL_dirty) |
|
|
2604 | coro->slf_frame.destroy (aTHX_ &coro->slf_frame); |
|
|
2605 | |
2608 | |
2606 | /* |
2609 | /* |
2607 | * The on_destroy above most likely is from an SLF call. |
2610 | * The on_destroy below most likely is from an SLF call. |
2608 | * Since by definition the SLF call will not finish when we destroy |
2611 | * Since by definition the SLF call will not finish when we destroy |
2609 | * the coro, we will have to force-finish it here, otherwise |
2612 | * the coro, we will have to force-finish it here, otherwise |
2610 | * cleanup functions cannot call SLF functions. |
2613 | * cleanup functions cannot call SLF functions. |
2611 | */ |
2614 | */ |
2612 | coro->slf_frame.prepare = 0; |
2615 | coro->slf_frame.prepare = 0; |
|
|
2616 | |
|
|
2617 | /* this callback is reserved for slf functions needing to do cleanup */ |
|
|
2618 | if (frame.destroy && frame.prepare && !PL_dirty) |
|
|
2619 | frame.destroy (aTHX_ &frame); |
2613 | } |
2620 | } |
2614 | |
2621 | |
2615 | /* |
2622 | /* |
2616 | * these not obviously related functions are all rolled into one |
2623 | * these not obviously related functions are all rolled into one |
2617 | * function to increase chances that they all will call transfer with the same |
2624 | * function to increase chances that they all will call transfer with the same |
… | |
… | |
2957 | { |
2964 | { |
2958 | AV *av = (AV *)frame->data; |
2965 | AV *av = (AV *)frame->data; |
2959 | SV *count_sv = AvARRAY (av)[0]; |
2966 | SV *count_sv = AvARRAY (av)[0]; |
2960 | SV *coro_hv = SvRV (coro_current); |
2967 | SV *coro_hv = SvRV (coro_current); |
2961 | |
2968 | |
|
|
2969 | frame->destroy = 0; |
|
|
2970 | |
2962 | /* if we are about to throw, don't actually acquire the lock, just throw */ |
2971 | /* if we are about to throw, don't actually acquire the lock, just throw */ |
2963 | if (CORO_THROW) |
2972 | if (ecb_expect_false (CORO_THROW)) |
|
|
2973 | { |
|
|
2974 | /* we still might be responsible for the semaphore, so wake up others */ |
|
|
2975 | coro_semaphore_adjust (aTHX_ av, 0); |
|
|
2976 | |
2964 | return 0; |
2977 | return 0; |
|
|
2978 | } |
2965 | else if (SvIVX (count_sv) > 0) |
2979 | else if (SvIVX (count_sv) > 0) |
2966 | { |
2980 | { |
2967 | frame->destroy = 0; |
|
|
2968 | |
|
|
2969 | if (acquire) |
2981 | if (acquire) |
2970 | SvIVX (count_sv) = SvIVX (count_sv) - 1; |
2982 | SvIVX (count_sv) = SvIVX (count_sv) - 1; |
2971 | else |
2983 | else |
2972 | coro_semaphore_adjust (aTHX_ av, 0); |
2984 | coro_semaphore_adjust (aTHX_ av, 0); |
2973 | |
2985 | |
… | |
… | |
3195 | /* it quickly returns */ |
3207 | /* it quickly returns */ |
3196 | if (CORO_THROW) |
3208 | if (CORO_THROW) |
3197 | return 0; |
3209 | return 0; |
3198 | |
3210 | |
3199 | /* one element that is an RV? repeat! */ |
3211 | /* one element that is an RV? repeat! */ |
3200 | if (AvFILLp (state) == 0 && SvROK (AvARRAY (state)[0])) |
3212 | if (AvFILLp (state) == 0 && SvTYPE (AvARRAY (state)[0]) != SVt_PV) |
3201 | return 1; |
3213 | return 1; |
3202 | |
3214 | |
3203 | /* restore status */ |
3215 | /* restore status */ |
3204 | { |
3216 | { |
3205 | SV *data_sv = av_pop (state); |
3217 | SV *data_sv = av_pop (state); |
… | |
… | |
3433 | |
3445 | |
3434 | PROTOTYPES: DISABLE |
3446 | PROTOTYPES: DISABLE |
3435 | |
3447 | |
3436 | BOOT: |
3448 | BOOT: |
3437 | { |
3449 | { |
|
|
3450 | #define VARx(name,expr,type) if (sizeof (type) < sizeof (expr)) croak ("FATAL: Coro thread context slot '" # name "' too small for this version of perl."); |
|
|
3451 | #include "state.h" |
3438 | #ifdef USE_ITHREADS |
3452 | #ifdef USE_ITHREADS |
3439 | # if CORO_PTHREAD |
3453 | # if CORO_PTHREAD |
3440 | coro_thx = PERL_GET_CONTEXT; |
3454 | coro_thx = PERL_GET_CONTEXT; |
3441 | # endif |
3455 | # endif |
3442 | #endif |
3456 | #endif |
3443 | BOOT_PAGESIZE; |
|
|
3444 | |
|
|
3445 | /* perl defines these to check for existance first, but why it doesn't */ |
3457 | /* perl defines these to check for existance first, but why it doesn't */ |
3446 | /* just create them one at init time is not clear to me, except for */ |
3458 | /* just create them one at init time is not clear to me, except for */ |
3447 | /* programs trying to delete them, but... */ |
3459 | /* programs trying to delete them, but... */ |
3448 | /* anyway, we declare this as invalid and make sure they are initialised here */ |
3460 | /* anyway, we declare this as invalid and make sure they are initialised here */ |
3449 | DEFSV; |
3461 | DEFSV; |
… | |
… | |
3519 | void |
3531 | void |
3520 | transfer (...) |
3532 | transfer (...) |
3521 | PROTOTYPE: $$ |
3533 | PROTOTYPE: $$ |
3522 | CODE: |
3534 | CODE: |
3523 | CORO_EXECUTE_SLF_XS (slf_init_transfer); |
3535 | CORO_EXECUTE_SLF_XS (slf_init_transfer); |
3524 | |
|
|
3525 | void |
|
|
3526 | _exit (int code) |
|
|
3527 | PROTOTYPE: $ |
|
|
3528 | CODE: |
|
|
3529 | _exit (code); |
|
|
3530 | |
3536 | |
3531 | SV * |
3537 | SV * |
3532 | clone (Coro::State coro) |
3538 | clone (Coro::State coro) |
3533 | CODE: |
3539 | CODE: |
3534 | { |
3540 | { |
… | |
… | |
3589 | void |
3595 | void |
3590 | list () |
3596 | list () |
3591 | PROTOTYPE: |
3597 | PROTOTYPE: |
3592 | PPCODE: |
3598 | PPCODE: |
3593 | { |
3599 | { |
3594 | struct coro *coro; |
3600 | struct coro *coro; |
3595 | for (coro = coro_first; coro; coro = coro->next) |
3601 | for (coro = coro_first; coro; coro = coro->next) |
3596 | if (coro->hv) |
3602 | if (coro->hv) |
3597 | XPUSHs (sv_2mortal (newRV_inc ((SV *)coro->hv))); |
3603 | XPUSHs (sv_2mortal (newRV_inc ((SV *)coro->hv))); |
3598 | } |
3604 | } |
3599 | |
3605 | |
… | |
… | |
3761 | |
3767 | |
3762 | void |
3768 | void |
3763 | times (Coro::State self) |
3769 | times (Coro::State self) |
3764 | PPCODE: |
3770 | PPCODE: |
3765 | { |
3771 | { |
3766 | struct coro *current = SvSTATE (coro_current); |
3772 | struct coro *current = SvSTATE (coro_current); |
3767 | |
3773 | |
3768 | if (ecb_expect_false (current == self)) |
3774 | if (ecb_expect_false (current == self)) |
3769 | { |
3775 | { |
3770 | coro_times_update (); |
3776 | coro_times_update (); |
3771 | coro_times_add (SvSTATE (coro_current)); |
3777 | coro_times_add (SvSTATE (coro_current)); |
… | |
… | |
3814 | |
3820 | |
3815 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
3821 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
3816 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
3822 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
3817 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
3823 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
3818 | CvNODEBUG_on (get_cv ("Coro::_pool_handler", 0)); /* work around a debugger bug */ |
3824 | CvNODEBUG_on (get_cv ("Coro::_pool_handler", 0)); /* work around a debugger bug */ |
3819 | |
3825 | |
3820 | coro_stash = gv_stashpv ("Coro", TRUE); |
3826 | coro_stash = gv_stashpv ("Coro", TRUE); |
3821 | |
3827 | |
3822 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX)); |
3828 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX)); |
3823 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH)); |
3829 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH)); |
3824 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL)); |
3830 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL)); |
… | |
… | |
4046 | on_leave = 1 |
4052 | on_leave = 1 |
4047 | PROTOTYPE: & |
4053 | PROTOTYPE: & |
4048 | CODE: |
4054 | CODE: |
4049 | { |
4055 | { |
4050 | struct coro *coro = SvSTATE_current; |
4056 | struct coro *coro = SvSTATE_current; |
4051 | AV **avp = ix ? &coro->on_leave : &coro->on_enter; |
4057 | AV **avp = ix ? &coro->on_leave : &coro->on_enter; |
4052 | |
4058 | |
4053 | block = s_get_cv_croak (block); |
4059 | block = s_get_cv_croak (block); |
4054 | |
4060 | |
4055 | if (!*avp) |
4061 | if (!*avp) |
4056 | *avp = newAV (); |
4062 | *avp = newAV (); |
… | |
… | |
4076 | |
4082 | |
4077 | SV * |
4083 | SV * |
4078 | new (SV *klass, SV *count = 0) |
4084 | new (SV *klass, SV *count = 0) |
4079 | CODE: |
4085 | CODE: |
4080 | { |
4086 | { |
4081 | int semcnt = 1; |
4087 | int semcnt = 1; |
4082 | |
4088 | |
4083 | if (count) |
4089 | if (count) |
4084 | { |
4090 | { |
4085 | SvGETMAGIC (count); |
4091 | SvGETMAGIC (count); |
4086 | |
4092 | |
… | |
… | |
4146 | XSRETURN_NO; |
4152 | XSRETURN_NO; |
4147 | } |
4153 | } |
4148 | |
4154 | |
4149 | void |
4155 | void |
4150 | waiters (SV *self) |
4156 | waiters (SV *self) |
4151 | PPCODE: |
4157 | PPCODE: |
4152 | { |
4158 | { |
4153 | AV *av = (AV *)SvRV (self); |
4159 | AV *av = (AV *)SvRV (self); |
4154 | int wcount = AvFILLp (av) + 1 - 1; |
4160 | int wcount = AvFILLp (av) + 1 - 1; |
4155 | |
4161 | |
4156 | if (GIMME_V == G_SCALAR) |
4162 | if (GIMME_V == G_SCALAR) |
… | |
… | |
4168 | |
4174 | |
4169 | void |
4175 | void |
4170 | _may_delete (SV *sem, int count, unsigned int extra_refs) |
4176 | _may_delete (SV *sem, int count, unsigned int extra_refs) |
4171 | PPCODE: |
4177 | PPCODE: |
4172 | { |
4178 | { |
4173 | AV *av = (AV *)SvRV (sem); |
4179 | AV *av = (AV *)SvRV (sem); |
4174 | |
4180 | |
4175 | if (SvREFCNT ((SV *)av) == 1 + extra_refs |
4181 | if (SvREFCNT ((SV *)av) == 1 + extra_refs |
4176 | && AvFILLp (av) == 0 /* no waiters, just count */ |
4182 | && AvFILLp (av) == 0 /* no waiters, just count */ |
4177 | && SvIV (AvARRAY (av)[0]) == count) |
4183 | && SvIV (AvARRAY (av)[0]) == count) |
4178 | XSRETURN_YES; |
4184 | XSRETURN_YES; |
… | |
… | |
4199 | |
4205 | |
4200 | void |
4206 | void |
4201 | broadcast (SV *self) |
4207 | broadcast (SV *self) |
4202 | CODE: |
4208 | CODE: |
4203 | { |
4209 | { |
4204 | AV *av = (AV *)SvRV (self); |
4210 | AV *av = (AV *)SvRV (self); |
4205 | coro_signal_wake (aTHX_ av, AvFILLp (av)); |
4211 | coro_signal_wake (aTHX_ av, AvFILLp (av)); |
4206 | } |
4212 | } |
4207 | |
4213 | |
4208 | void |
4214 | void |
4209 | send (SV *self) |
4215 | send (SV *self) |
… | |
… | |
4217 | SvIVX (AvARRAY (av)[0]) = 1; /* remember the signal */ |
4223 | SvIVX (AvARRAY (av)[0]) = 1; /* remember the signal */ |
4218 | } |
4224 | } |
4219 | |
4225 | |
4220 | IV |
4226 | IV |
4221 | awaited (SV *self) |
4227 | awaited (SV *self) |
4222 | CODE: |
4228 | CODE: |
4223 | RETVAL = AvFILLp ((AV *)SvRV (self)) + 1 - 1; |
4229 | RETVAL = AvFILLp ((AV *)SvRV (self)) + 1 - 1; |
4224 | OUTPUT: |
4230 | OUTPUT: |
4225 | RETVAL |
4231 | RETVAL |
4226 | |
4232 | |
4227 | |
4233 | |
… | |
… | |
4232 | |
4238 | |
4233 | void |
4239 | void |
4234 | _schedule (...) |
4240 | _schedule (...) |
4235 | CODE: |
4241 | CODE: |
4236 | { |
4242 | { |
4237 | static int incede; |
4243 | static int incede; |
4238 | |
4244 | |
4239 | api_cede_notself (aTHX); |
4245 | api_cede_notself (aTHX); |
4240 | |
4246 | |
4241 | ++incede; |
4247 | ++incede; |
4242 | while (coro_nready >= incede && api_cede (aTHX)) |
4248 | while (coro_nready >= incede && api_cede (aTHX)) |
… | |
… | |
4286 | { |
4292 | { |
4287 | PL_ppaddr [OP_SSELECT] = coro_old_pp_sselect; |
4293 | PL_ppaddr [OP_SSELECT] = coro_old_pp_sselect; |
4288 | coro_old_pp_sselect = 0; |
4294 | coro_old_pp_sselect = 0; |
4289 | } |
4295 | } |
4290 | |
4296 | |
|
|
4297 | MODULE = Coro::State PACKAGE = Coro::Util |
|
|
4298 | |
|
|
4299 | void |
|
|
4300 | _exit (int code) |
|
|
4301 | CODE: |
|
|
4302 | _exit (code); |
|
|
4303 | |
|
|
4304 | NV |
|
|
4305 | time () |
|
|
4306 | CODE: |
|
|
4307 | RETVAL = nvtime (aTHX); |
|
|
4308 | OUTPUT: |
|
|
4309 | RETVAL |
|
|
4310 | |
|
|
4311 | NV |
|
|
4312 | gettimeofday () |
|
|
4313 | PPCODE: |
|
|
4314 | { |
|
|
4315 | UV tv [2]; |
|
|
4316 | u2time (aTHX_ tv); |
|
|
4317 | EXTEND (SP, 2); |
|
|
4318 | PUSHs (sv_2mortal (newSVuv (tv [0]))); |
|
|
4319 | PUSHs (sv_2mortal (newSVuv (tv [1]))); |
|
|
4320 | } |
|
|
4321 | |