… | |
… | |
10 | #include "patchlevel.h" |
10 | #include "patchlevel.h" |
11 | |
11 | |
12 | #include <stdio.h> |
12 | #include <stdio.h> |
13 | #include <errno.h> |
13 | #include <errno.h> |
14 | #include <assert.h> |
14 | #include <assert.h> |
|
|
15 | #include <inttypes.h> /* portable stdint.h */ |
15 | |
16 | |
16 | #ifdef HAVE_MMAP |
17 | #ifdef HAVE_MMAP |
17 | # include <unistd.h> |
18 | # include <unistd.h> |
18 | # include <sys/mman.h> |
19 | # include <sys/mman.h> |
19 | # ifndef MAP_ANONYMOUS |
20 | # ifndef MAP_ANONYMOUS |
… | |
… | |
71 | # ifndef IS_PADCONST |
72 | # ifndef IS_PADCONST |
72 | # define IS_PADCONST(v) 0 |
73 | # define IS_PADCONST(v) 0 |
73 | # endif |
74 | # endif |
74 | #endif |
75 | #endif |
75 | |
76 | |
|
|
77 | /* 5.8.8 */ |
|
|
78 | #ifndef GV_NOTQUAL |
|
|
79 | # define GV_NOTQUAL 0 |
|
|
80 | #endif |
|
|
81 | #ifndef newSV |
|
|
82 | # define newSV(l) NEWSV(0,l) |
|
|
83 | #endif |
|
|
84 | |
|
|
85 | /* 5.11 */ |
|
|
86 | #ifndef CxHASARGS |
|
|
87 | # define CxHASARGS(cx) (cx)->blk_sub.hasargs |
|
|
88 | #endif |
|
|
89 | |
76 | /* 5.8.7 */ |
90 | /* 5.8.7 */ |
77 | #ifndef SvRV_set |
91 | #ifndef SvRV_set |
78 | # define SvRV_set(s,v) SvRV(s) = (v) |
92 | # define SvRV_set(s,v) SvRV(s) = (v) |
79 | #endif |
|
|
80 | |
|
|
81 | /* 5.8.8 */ |
|
|
82 | #ifndef GV_NOTQUAL |
|
|
83 | # define GV_NOTQUAL 0 |
|
|
84 | #endif |
|
|
85 | #ifndef newSV |
|
|
86 | # define newSV(l) NEWSV(0,l) |
|
|
87 | #endif |
93 | #endif |
88 | |
94 | |
89 | #if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64 |
95 | #if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64 |
90 | # undef CORO_STACKGUARD |
96 | # undef CORO_STACKGUARD |
91 | #endif |
97 | #endif |
… | |
… | |
130 | #else |
136 | #else |
131 | # define LOCK (void)0 |
137 | # define LOCK (void)0 |
132 | # define UNLOCK (void)0 |
138 | # define UNLOCK (void)0 |
133 | #endif |
139 | #endif |
134 | |
140 | |
135 | #define strpair(const) const, sizeof (const) - 1 |
|
|
136 | |
|
|
137 | /* helper storage struct for Coro::AIO */ |
141 | /* helper storage struct for Coro::AIO */ |
138 | struct io_state |
142 | struct io_state |
139 | { |
143 | { |
140 | int errorno; |
144 | int errorno; |
141 | I32 laststype; |
145 | I32 laststype; |
… | |
… | |
146 | static size_t coro_stacksize = CORO_STACKSIZE; |
150 | static size_t coro_stacksize = CORO_STACKSIZE; |
147 | static struct CoroAPI coroapi; |
151 | static struct CoroAPI coroapi; |
148 | static AV *main_mainstack; /* used to differentiate between $main and others */ |
152 | static AV *main_mainstack; /* used to differentiate between $main and others */ |
149 | static JMPENV *main_top_env; |
153 | static JMPENV *main_top_env; |
150 | static HV *coro_state_stash, *coro_stash; |
154 | static HV *coro_state_stash, *coro_stash; |
151 | static SV *coro_mortal; /* will be freed after next transfer */ |
155 | static volatile SV *coro_mortal; /* will be freed after next transfer */ |
152 | |
156 | |
153 | static GV *irsgv; /* $/ */ |
157 | static GV *irsgv; /* $/ */ |
154 | static GV *stdoutgv; /* *STDOUT */ |
158 | static GV *stdoutgv; /* *STDOUT */ |
155 | |
159 | static SV *rv_diehook; |
|
|
160 | static SV *rv_warnhook; |
156 | static HV *hv_sig; /* %SIG */ |
161 | static HV *hv_sig; /* %SIG */ |
157 | static SV *sv_diehook; |
|
|
158 | static SV *sv_warnhook; |
|
|
159 | |
162 | |
160 | /* async_pool helper stuff */ |
163 | /* async_pool helper stuff */ |
161 | static SV *sv_pool_rss; |
164 | static SV *sv_pool_rss; |
162 | static SV *sv_pool_size; |
165 | static SV *sv_pool_size; |
163 | static AV *av_async_pool; |
166 | static AV *av_async_pool; |
… | |
… | |
221 | |
224 | |
222 | /* process data */ |
225 | /* process data */ |
223 | AV *mainstack; |
226 | AV *mainstack; |
224 | perl_slots *slot; /* basically the saved sp */ |
227 | perl_slots *slot; /* basically the saved sp */ |
225 | |
228 | |
226 | /* data associated with this coroutine (initial args) */ |
229 | AV *args; /* data associated with this coroutine (initial args) */ |
227 | AV *args; |
230 | int refcnt; /* coroutines are refcounted, yes */ |
228 | int refcnt; |
|
|
229 | int flags; /* CF_ flags */ |
231 | int flags; /* CF_ flags */ |
|
|
232 | HV *hv; /* the perl hash associated with this coro, if any */ |
230 | |
233 | |
231 | /* statistics */ |
234 | /* statistics */ |
232 | int usecount; /* number of transfers to this coro */ |
235 | int usecount; /* number of transfers to this coro */ |
233 | |
236 | |
234 | /* coro process data */ |
237 | /* coro process data */ |
235 | int prio; |
238 | int prio; |
236 | SV *throw; |
239 | SV *throw; /* exception to be thrown */ |
237 | |
240 | |
238 | /* async_pool */ |
241 | /* async_pool */ |
239 | SV *saved_deffh; |
242 | SV *saved_deffh; |
240 | |
243 | |
241 | /* linked list */ |
244 | /* linked list */ |
242 | struct coro *next, *prev; |
245 | struct coro *next, *prev; |
243 | HV *hv; /* the perl hash associated with this coro, if any */ |
|
|
244 | }; |
246 | }; |
245 | |
247 | |
246 | typedef struct coro *Coro__State; |
248 | typedef struct coro *Coro__State; |
247 | typedef struct coro *Coro__State_or_hashref; |
249 | typedef struct coro *Coro__State_or_hashref; |
248 | |
250 | |
… | |
… | |
262 | static struct coro *coro_first; |
264 | static struct coro *coro_first; |
263 | |
265 | |
264 | /** lowlevel stuff **********************************************************/ |
266 | /** lowlevel stuff **********************************************************/ |
265 | |
267 | |
266 | static SV * |
268 | static SV * |
267 | coro_get_sv (const char *name, int create) |
269 | coro_get_sv (pTHX_ const char *name, int create) |
268 | { |
270 | { |
269 | #if PERL_VERSION_ATLEAST (5,9,0) |
271 | #if PERL_VERSION_ATLEAST (5,10,0) |
270 | /* silence stupid and wrong 5.10 warning that I am unable to switch off */ |
272 | /* silence stupid and wrong 5.10 warning that I am unable to switch off */ |
271 | get_sv (name, create); |
273 | get_sv (name, create); |
272 | #endif |
274 | #endif |
273 | return get_sv (name, create); |
275 | return get_sv (name, create); |
274 | } |
276 | } |
275 | |
277 | |
276 | static AV * |
278 | static AV * |
277 | coro_get_av (const char *name, int create) |
279 | coro_get_av (pTHX_ const char *name, int create) |
278 | { |
280 | { |
279 | #if PERL_VERSION_ATLEAST (5,9,0) |
281 | #if PERL_VERSION_ATLEAST (5,10,0) |
280 | /* silence stupid and wrong 5.10 warning that I am unable to switch off */ |
282 | /* silence stupid and wrong 5.10 warning that I am unable to switch off */ |
281 | get_av (name, create); |
283 | get_av (name, create); |
282 | #endif |
284 | #endif |
283 | return get_av (name, create); |
285 | return get_av (name, create); |
284 | } |
286 | } |
285 | |
287 | |
286 | static HV * |
288 | static HV * |
287 | coro_get_hv (const char *name, int create) |
289 | coro_get_hv (pTHX_ const char *name, int create) |
288 | { |
290 | { |
289 | #if PERL_VERSION_ATLEAST (5,9,0) |
291 | #if PERL_VERSION_ATLEAST (5,10,0) |
290 | /* silence stupid and wrong 5.10 warning that I am unable to switch off */ |
292 | /* silence stupid and wrong 5.10 warning that I am unable to switch off */ |
291 | get_hv (name, create); |
293 | get_hv (name, create); |
292 | #endif |
294 | #endif |
293 | return get_hv (name, create); |
295 | return get_hv (name, create); |
294 | } |
296 | } |
… | |
… | |
299 | AV *padlist = CvPADLIST (cv); |
301 | AV *padlist = CvPADLIST (cv); |
300 | AV *newpadlist, *newpad; |
302 | AV *newpadlist, *newpad; |
301 | |
303 | |
302 | newpadlist = newAV (); |
304 | newpadlist = newAV (); |
303 | AvREAL_off (newpadlist); |
305 | AvREAL_off (newpadlist); |
304 | #if PERL_VERSION_ATLEAST (5,9,0) |
306 | #if PERL_VERSION_ATLEAST (5,10,0) |
305 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1); |
307 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1); |
306 | #else |
308 | #else |
307 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); |
309 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); |
308 | #endif |
310 | #endif |
309 | newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; |
311 | newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; |
… | |
… | |
347 | |
349 | |
348 | /* casting is fun. */ |
350 | /* casting is fun. */ |
349 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
351 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
350 | free_padlist (aTHX_ padlist); |
352 | free_padlist (aTHX_ padlist); |
351 | |
353 | |
352 | SvREFCNT_dec (av); |
|
|
353 | |
|
|
354 | return 0; |
354 | return 0; |
355 | } |
355 | } |
356 | |
356 | |
357 | #define PERL_MAGIC_coro PERL_MAGIC_ext |
357 | #define CORO_MAGIC_type_cv PERL_MAGIC_ext |
|
|
358 | #define CORO_MAGIC_type_state PERL_MAGIC_ext |
358 | |
359 | |
359 | static MGVTBL vtbl_coro = {0, 0, 0, 0, coro_cv_free}; |
360 | static MGVTBL coro_cv_vtbl = { |
|
|
361 | 0, 0, 0, 0, |
|
|
362 | coro_cv_free |
|
|
363 | }; |
360 | |
364 | |
361 | #define CORO_MAGIC(cv) \ |
365 | #define CORO_MAGIC(sv,type) \ |
362 | SvMAGIC (cv) \ |
366 | SvMAGIC (sv) \ |
363 | ? SvMAGIC (cv)->mg_type == PERL_MAGIC_coro \ |
367 | ? SvMAGIC (sv)->mg_type == type \ |
364 | ? SvMAGIC (cv) \ |
368 | ? SvMAGIC (sv) \ |
365 | : mg_find ((SV *)cv, PERL_MAGIC_coro) \ |
369 | : mg_find (sv, type) \ |
366 | : 0 |
370 | : 0 |
|
|
371 | |
|
|
372 | #define CORO_MAGIC_cv(cv) CORO_MAGIC (((SV *)(cv)), CORO_MAGIC_type_cv) |
|
|
373 | #define CORO_MAGIC_state(sv) CORO_MAGIC (((SV *)(sv)), CORO_MAGIC_type_state) |
367 | |
374 | |
368 | static struct coro * |
375 | static struct coro * |
369 | SvSTATE_ (pTHX_ SV *coro) |
376 | SvSTATE_ (pTHX_ SV *coro) |
370 | { |
377 | { |
371 | HV *stash; |
378 | HV *stash; |
… | |
… | |
383 | /* very slow, but rare, check */ |
390 | /* very slow, but rare, check */ |
384 | if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State")) |
391 | if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State")) |
385 | croak ("Coro::State object required"); |
392 | croak ("Coro::State object required"); |
386 | } |
393 | } |
387 | |
394 | |
388 | mg = CORO_MAGIC (coro); |
395 | mg = CORO_MAGIC_state (coro); |
389 | return (struct coro *)mg->mg_ptr; |
396 | return (struct coro *)mg->mg_ptr; |
390 | } |
397 | } |
391 | |
398 | |
392 | #define SvSTATE(sv) SvSTATE_ (aTHX_ (sv)) |
399 | #define SvSTATE(sv) SvSTATE_ (aTHX_ (sv)) |
393 | |
400 | |
394 | /* the next two functions merely cache the padlists */ |
401 | /* the next two functions merely cache the padlists */ |
395 | static void |
402 | static void |
396 | get_padlist (pTHX_ CV *cv) |
403 | get_padlist (pTHX_ CV *cv) |
397 | { |
404 | { |
398 | MAGIC *mg = CORO_MAGIC (cv); |
405 | MAGIC *mg = CORO_MAGIC_cv (cv); |
399 | AV *av; |
406 | AV *av; |
400 | |
407 | |
401 | if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0)) |
408 | if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0)) |
402 | CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--]; |
409 | CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--]; |
403 | else |
410 | else |
… | |
… | |
415 | } |
422 | } |
416 | |
423 | |
417 | static void |
424 | static void |
418 | put_padlist (pTHX_ CV *cv) |
425 | put_padlist (pTHX_ CV *cv) |
419 | { |
426 | { |
420 | MAGIC *mg = CORO_MAGIC (cv); |
427 | MAGIC *mg = CORO_MAGIC_cv (cv); |
421 | AV *av; |
428 | AV *av; |
422 | |
429 | |
423 | if (expect_false (!mg)) |
430 | if (expect_false (!mg)) |
424 | { |
431 | mg = sv_magicext ((SV *)cv, (SV *)newAV (), CORO_MAGIC_type_cv, &coro_cv_vtbl, 0, 0); |
425 | sv_magic ((SV *)cv, 0, PERL_MAGIC_coro, 0, 0); |
|
|
426 | mg = mg_find ((SV *)cv, PERL_MAGIC_coro); |
|
|
427 | mg->mg_virtual = &vtbl_coro; |
|
|
428 | mg->mg_obj = (SV *)newAV (); |
|
|
429 | } |
|
|
430 | |
432 | |
431 | av = (AV *)mg->mg_obj; |
433 | av = (AV *)mg->mg_obj; |
432 | |
434 | |
433 | if (expect_false (AvFILLp (av) >= AvMAX (av))) |
435 | if (expect_false (AvFILLp (av) >= AvMAX (av))) |
434 | av_extend (av, AvMAX (av) + 1); |
436 | av_extend (av, AvMAX (av) + 1); |
… | |
… | |
452 | GvSV (irsgv) = slot->irsgv; |
454 | GvSV (irsgv) = slot->irsgv; |
453 | |
455 | |
454 | #define VAR(name,type) PL_ ## name = slot->name; |
456 | #define VAR(name,type) PL_ ## name = slot->name; |
455 | # include "state.h" |
457 | # include "state.h" |
456 | #undef VAR |
458 | #undef VAR |
457 | |
|
|
458 | /*hv_store (hv_sig, strpair ("__DIE__" ), SvREFCNT_inc (sv_diehook ), 0);*/ |
|
|
459 | /*hv_store (hv_sig, strpair ("__WARN__"), SvREFCNT_inc (sv_warnhook), 0);*/ |
|
|
460 | |
459 | |
461 | { |
460 | { |
462 | dSP; |
461 | dSP; |
463 | |
462 | |
464 | CV *cv; |
463 | CV *cv; |
… | |
… | |
557 | * allocate various perl stacks. This is an exact copy |
556 | * allocate various perl stacks. This is an exact copy |
558 | * of perl.c:init_stacks, except that it uses less memory |
557 | * of perl.c:init_stacks, except that it uses less memory |
559 | * on the (sometimes correct) assumption that coroutines do |
558 | * on the (sometimes correct) assumption that coroutines do |
560 | * not usually need a lot of stackspace. |
559 | * not usually need a lot of stackspace. |
561 | */ |
560 | */ |
562 | #if 1 |
561 | #if CORO_PREFER_PERL_FUNCTIONS |
563 | # define coro_init_stacks init_stacks |
562 | # define coro_init_stacks init_stacks |
564 | #else |
563 | #else |
565 | static void |
564 | static void |
566 | coro_init_stacks (pTHX) |
565 | coro_init_stacks (pTHX) |
567 | { |
566 | { |
… | |
… | |
593 | |
592 | |
594 | New(54,PL_savestack,24,ANY); |
593 | New(54,PL_savestack,24,ANY); |
595 | PL_savestack_ix = 0; |
594 | PL_savestack_ix = 0; |
596 | PL_savestack_max = 24; |
595 | PL_savestack_max = 24; |
597 | |
596 | |
598 | #if !PERL_VERSION_ATLEAST (5,9,0) |
597 | #if !PERL_VERSION_ATLEAST (5,10,0) |
599 | New(54,PL_retstack,4,OP*); |
598 | New(54,PL_retstack,4,OP*); |
600 | PL_retstack_ix = 0; |
599 | PL_retstack_ix = 0; |
601 | PL_retstack_max = 4; |
600 | PL_retstack_max = 4; |
602 | #endif |
601 | #endif |
603 | } |
602 | } |
… | |
… | |
626 | |
625 | |
627 | Safefree (PL_tmps_stack); |
626 | Safefree (PL_tmps_stack); |
628 | Safefree (PL_markstack); |
627 | Safefree (PL_markstack); |
629 | Safefree (PL_scopestack); |
628 | Safefree (PL_scopestack); |
630 | Safefree (PL_savestack); |
629 | Safefree (PL_savestack); |
631 | #if !PERL_VERSION_ATLEAST (5,9,0) |
630 | #if !PERL_VERSION_ATLEAST (5,10,0) |
632 | Safefree (PL_retstack); |
631 | Safefree (PL_retstack); |
633 | #endif |
632 | #endif |
634 | } |
633 | } |
635 | |
634 | |
636 | static size_t |
635 | static size_t |
… | |
… | |
660 | rss += slot->tmps_max * sizeof (SV *); |
659 | rss += slot->tmps_max * sizeof (SV *); |
661 | rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32); |
660 | rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32); |
662 | rss += slot->scopestack_max * sizeof (I32); |
661 | rss += slot->scopestack_max * sizeof (I32); |
663 | rss += slot->savestack_max * sizeof (ANY); |
662 | rss += slot->savestack_max * sizeof (ANY); |
664 | |
663 | |
665 | #if !PERL_VERSION_ATLEAST (5,9,0) |
664 | #if !PERL_VERSION_ATLEAST (5,10,0) |
666 | rss += slot->retstack_max * sizeof (OP *); |
665 | rss += slot->retstack_max * sizeof (OP *); |
667 | #endif |
666 | #endif |
668 | } |
667 | } |
669 | |
668 | |
670 | return rss; |
669 | return rss; |
671 | } |
670 | } |
672 | |
671 | |
673 | /** coroutine stack handling ************************************************/ |
672 | /** coroutine stack handling ************************************************/ |
|
|
673 | |
|
|
674 | static int (*orig_sigelem_get) (pTHX_ SV *sv, MAGIC *mg); |
|
|
675 | static int (*orig_sigelem_set) (pTHX_ SV *sv, MAGIC *mg); |
|
|
676 | |
|
|
677 | /* |
|
|
678 | * This overrides the default magic get method of %SIG elements. |
|
|
679 | * The original one doesn't provide for reading back of PL_diehook/PL_warnhook |
|
|
680 | * and instead of tryign to save and restore the hash elements, we just provide |
|
|
681 | * readback here. |
|
|
682 | * We only do this when the hook is != 0, as they are often set to 0 temporarily, |
|
|
683 | * not expecting this to actually change the hook. This is a potential problem |
|
|
684 | * when a schedule happens then, but we ignore this. |
|
|
685 | */ |
|
|
686 | static int |
|
|
687 | coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg) |
|
|
688 | { |
|
|
689 | const char *s = MgPV_nolen_const (mg); |
|
|
690 | |
|
|
691 | if (*s == '_') |
|
|
692 | { |
|
|
693 | if (strEQ (s, "__DIE__" ) && PL_diehook ) return sv_setsv (sv, PL_diehook ), 0; |
|
|
694 | if (strEQ (s, "__WARN__") && PL_warnhook) return sv_setsv (sv, PL_warnhook), 0; |
|
|
695 | } |
|
|
696 | |
|
|
697 | return orig_sigelem_get ? orig_sigelem_get (aTHX_ sv, mg) : 0; |
|
|
698 | } |
|
|
699 | |
|
|
700 | static int |
|
|
701 | coro_sigelem_set (pTHX_ SV *sv, MAGIC *mg) |
|
|
702 | { |
|
|
703 | const char *s = MgPV_nolen_const (mg); |
|
|
704 | |
|
|
705 | if (*s == '_') |
|
|
706 | { |
|
|
707 | SV **svp = 0; |
|
|
708 | |
|
|
709 | if (strEQ (s, "__DIE__" )) svp = &PL_diehook; |
|
|
710 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
|
|
711 | |
|
|
712 | if (svp) |
|
|
713 | { |
|
|
714 | SV *old = *svp; |
|
|
715 | *svp = newSVsv (sv); |
|
|
716 | SvREFCNT_dec (old); |
|
|
717 | return; |
|
|
718 | } |
|
|
719 | } |
|
|
720 | |
|
|
721 | return orig_sigelem_set ? orig_sigelem_set (aTHX_ sv, mg) : 0; |
|
|
722 | } |
674 | |
723 | |
675 | static void |
724 | static void |
676 | coro_setup (pTHX_ struct coro *coro) |
725 | coro_setup (pTHX_ struct coro *coro) |
677 | { |
726 | { |
678 | /* |
727 | /* |
… | |
… | |
687 | PL_curpm = 0; |
736 | PL_curpm = 0; |
688 | PL_curpad = 0; |
737 | PL_curpad = 0; |
689 | PL_localizing = 0; |
738 | PL_localizing = 0; |
690 | PL_dirty = 0; |
739 | PL_dirty = 0; |
691 | PL_restartop = 0; |
740 | PL_restartop = 0; |
692 | PL_diehook = 0; hv_store (hv_sig, strpair ("__DIE__" ), SvREFCNT_inc (sv_diehook ), 0); |
741 | #if !PERL_VERSION_ATLEAST (5,10,0) |
693 | PL_warnhook = 0; hv_store (hv_sig, strpair ("__WARN__"), SvREFCNT_inc (sv_warnhook), 0); |
742 | PL_parser = 0; |
|
|
743 | #endif |
|
|
744 | |
|
|
745 | /* recreate the die/warn hooks */ |
|
|
746 | PL_diehook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__DIE__" , sizeof ("__DIE__" ) - 1, 1), rv_diehook ); |
|
|
747 | PL_warnhook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__WARN__", sizeof ("__WARN__") - 1, 1), rv_warnhook); |
694 | |
748 | |
695 | GvSV (PL_defgv) = newSV (0); |
749 | GvSV (PL_defgv) = newSV (0); |
696 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
750 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
697 | GvSV (PL_errgv) = newSV (0); |
751 | GvSV (PL_errgv) = newSV (0); |
698 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
752 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
… | |
… | |
713 | PL_op = (OP *)&myop; |
767 | PL_op = (OP *)&myop; |
714 | PL_op = PL_ppaddr[OP_ENTERSUB](aTHX); |
768 | PL_op = PL_ppaddr[OP_ENTERSUB](aTHX); |
715 | SPAGAIN; |
769 | SPAGAIN; |
716 | } |
770 | } |
717 | |
771 | |
718 | ENTER; /* necessary e.g. for dounwind and to balance the xsub-entersub */ |
772 | /* this newly created coroutine might be run on an existing cctx which most |
|
|
773 | * likely was suspended in set_stacklevel, called from entersub. |
|
|
774 | * set_stacklevl doesn't do anything on return, but entersub does LEAVE, |
|
|
775 | * so we ENTER here for symmetry |
|
|
776 | */ |
|
|
777 | ENTER; |
719 | } |
778 | } |
720 | |
779 | |
721 | static void |
780 | static void |
722 | coro_destroy (pTHX_ struct coro *coro) |
781 | coro_destroy (pTHX_ struct coro *coro) |
723 | { |
782 | { |
… | |
… | |
807 | PUSHMARK (SP); |
866 | PUSHMARK (SP); |
808 | PUSHs (&PL_sv_no); |
867 | PUSHs (&PL_sv_no); |
809 | PUSHs (fullname); |
868 | PUSHs (fullname); |
810 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
869 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
811 | PUTBACK; |
870 | PUTBACK; |
812 | cb = hv_fetch ((HV *)SvRV (coro_current), strpair ("_trace_sub_cb"), 0); |
871 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
813 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
872 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
814 | SPAGAIN; |
873 | SPAGAIN; |
815 | FREETMPS; |
874 | FREETMPS; |
816 | LEAVE; |
875 | LEAVE; |
817 | PL_runops = runops_trace; |
876 | PL_runops = runops_trace; |
… | |
… | |
844 | SAVETMPS; |
903 | SAVETMPS; |
845 | EXTEND (SP, 3); |
904 | EXTEND (SP, 3); |
846 | PUSHMARK (SP); |
905 | PUSHMARK (SP); |
847 | PUSHs (&PL_sv_yes); |
906 | PUSHs (&PL_sv_yes); |
848 | PUSHs (fullname); |
907 | PUSHs (fullname); |
849 | PUSHs (cx->blk_sub.hasargs ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef); |
908 | PUSHs (CxHASARGS (cx) ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef); |
850 | PUTBACK; |
909 | PUTBACK; |
851 | cb = hv_fetch ((HV *)SvRV (coro_current), strpair ("_trace_sub_cb"), 0); |
910 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
852 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
911 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
853 | SPAGAIN; |
912 | SPAGAIN; |
854 | FREETMPS; |
913 | FREETMPS; |
855 | LEAVE; |
914 | LEAVE; |
856 | PL_runops = runops_trace; |
915 | PL_runops = runops_trace; |
… | |
… | |
870 | PL_runops = RUNOPS_DEFAULT; |
929 | PL_runops = RUNOPS_DEFAULT; |
871 | PUSHMARK (SP); |
930 | PUSHMARK (SP); |
872 | PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0))); |
931 | PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0))); |
873 | PUSHs (sv_2mortal (newSViv (CopLINE (oldcop)))); |
932 | PUSHs (sv_2mortal (newSViv (CopLINE (oldcop)))); |
874 | PUTBACK; |
933 | PUTBACK; |
875 | cb = hv_fetch ((HV *)SvRV (coro_current), strpair ("_trace_line_cb"), 0); |
934 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_line_cb", sizeof ("_trace_line_cb") - 1, 0); |
876 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
935 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
877 | SPAGAIN; |
936 | SPAGAIN; |
878 | FREETMPS; |
937 | FREETMPS; |
879 | LEAVE; |
938 | LEAVE; |
880 | PL_runops = runops_trace; |
939 | PL_runops = runops_trace; |
… | |
… | |
1070 | croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states"); |
1129 | croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states"); |
1071 | |
1130 | |
1072 | if (expect_false (next->flags & CF_DESTROYED)) |
1131 | if (expect_false (next->flags & CF_DESTROYED)) |
1073 | croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states"); |
1132 | croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states"); |
1074 | |
1133 | |
1075 | if ( |
|
|
1076 | #if PERL_VERSION_ATLEAST (5,9,0) |
1134 | #if !PERL_VERSION_ATLEAST (5,10,0) |
1077 | expect_false (PL_parser) |
|
|
1078 | #else |
|
|
1079 | expect_false (PL_lex_state != LEX_NOTPARSING) |
1135 | if (expect_false (PL_lex_state != LEX_NOTPARSING) |
1080 | #endif |
|
|
1081 | ) |
|
|
1082 | croak ("Coro::State::transfer called while parsing, but this is not supported"); |
1136 | croak ("Coro::State::transfer called while parsing, but this is not supported"); |
|
|
1137 | #endif |
1083 | } |
1138 | } |
1084 | } |
1139 | } |
1085 | |
1140 | |
1086 | /* always use the TRANSFER macro */ |
1141 | /* always use the TRANSFER macro */ |
1087 | static void NOINLINE |
1142 | static void NOINLINE |
1088 | transfer (pTHX_ struct coro *prev, struct coro *next) |
1143 | transfer (pTHX_ struct coro *prev, struct coro *next, int force_cctx) |
1089 | { |
1144 | { |
1090 | dSTACKLEVEL; |
1145 | dSTACKLEVEL; |
|
|
1146 | static volatile int has_throw; |
1091 | |
1147 | |
1092 | /* sometimes transfer is only called to set idle_sp */ |
1148 | /* sometimes transfer is only called to set idle_sp */ |
1093 | if (expect_false (!next)) |
1149 | if (expect_false (!next)) |
1094 | { |
1150 | { |
1095 | ((coro_cctx *)prev)->idle_sp = STACKLEVEL; |
1151 | ((coro_cctx *)prev)->idle_sp = STACKLEVEL; |
… | |
… | |
1110 | prev->flags &= ~CF_RUNNING; |
1166 | prev->flags &= ~CF_RUNNING; |
1111 | next->flags |= CF_RUNNING; |
1167 | next->flags |= CF_RUNNING; |
1112 | |
1168 | |
1113 | LOCK; |
1169 | LOCK; |
1114 | |
1170 | |
|
|
1171 | /* first get rid of the old state */ |
|
|
1172 | save_perl (aTHX_ prev); |
|
|
1173 | |
1115 | if (expect_false (next->flags & CF_NEW)) |
1174 | if (expect_false (next->flags & CF_NEW)) |
1116 | { |
1175 | { |
1117 | /* need to start coroutine */ |
1176 | /* need to start coroutine */ |
1118 | next->flags &= ~CF_NEW; |
1177 | next->flags &= ~CF_NEW; |
1119 | /* first get rid of the old state */ |
|
|
1120 | save_perl (aTHX_ prev); |
|
|
1121 | /* setup coroutine call */ |
1178 | /* setup coroutine call */ |
1122 | coro_setup (aTHX_ next); |
1179 | coro_setup (aTHX_ next); |
1123 | } |
1180 | } |
1124 | else |
1181 | else |
1125 | { |
|
|
1126 | /* coroutine already started */ |
|
|
1127 | save_perl (aTHX_ prev); |
|
|
1128 | load_perl (aTHX_ next); |
1182 | load_perl (aTHX_ next); |
1129 | } |
|
|
1130 | |
1183 | |
1131 | prev__cctx = prev->cctx; |
1184 | prev__cctx = prev->cctx; |
1132 | |
1185 | |
1133 | /* possibly "free" the cctx */ |
1186 | /* possibly "free" the cctx */ |
1134 | if (expect_true (prev__cctx->idle_sp == STACKLEVEL && !(prev__cctx->flags & CC_TRACE))) |
1187 | if (expect_true ( |
|
|
1188 | prev__cctx->idle_sp == STACKLEVEL |
|
|
1189 | && !(prev__cctx->flags & CC_TRACE) |
|
|
1190 | && !force_cctx |
|
|
1191 | )) |
1135 | { |
1192 | { |
1136 | /* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */ |
1193 | /* I assume that STACKLEVEL is a stronger indicator than PL_top_env changes */ |
1137 | assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te)); |
1194 | assert (("ERROR: current top_env must equal previous top_env", PL_top_env == prev__cctx->idle_te)); |
1138 | |
1195 | |
1139 | prev->cctx = 0; |
1196 | prev->cctx = 0; |
… | |
… | |
1149 | |
1206 | |
1150 | ++next->usecount; |
1207 | ++next->usecount; |
1151 | |
1208 | |
1152 | if (expect_true (!next->cctx)) |
1209 | if (expect_true (!next->cctx)) |
1153 | next->cctx = cctx_get (aTHX); |
1210 | next->cctx = cctx_get (aTHX); |
|
|
1211 | |
|
|
1212 | has_throw = !!next->throw; |
1154 | |
1213 | |
1155 | if (expect_false (prev__cctx != next->cctx)) |
1214 | if (expect_false (prev__cctx != next->cctx)) |
1156 | { |
1215 | { |
1157 | prev__cctx->top_env = PL_top_env; |
1216 | prev__cctx->top_env = PL_top_env; |
1158 | PL_top_env = next->cctx->top_env; |
1217 | PL_top_env = next->cctx->top_env; |
… | |
… | |
1160 | } |
1219 | } |
1161 | |
1220 | |
1162 | free_coro_mortal (aTHX); |
1221 | free_coro_mortal (aTHX); |
1163 | UNLOCK; |
1222 | UNLOCK; |
1164 | |
1223 | |
1165 | if (expect_false (prev->throw || next->throw)) |
1224 | if (expect_false (has_throw)) |
1166 | { |
1225 | { |
1167 | struct coro *coro = SvSTATE (coro_current); |
1226 | struct coro *coro = SvSTATE (coro_current); |
1168 | |
1227 | |
1169 | if (coro->throw) |
1228 | if (coro->throw) |
1170 | { |
1229 | { |
… | |
… | |
1180 | struct transfer_args |
1239 | struct transfer_args |
1181 | { |
1240 | { |
1182 | struct coro *prev, *next; |
1241 | struct coro *prev, *next; |
1183 | }; |
1242 | }; |
1184 | |
1243 | |
1185 | #define TRANSFER(ta) transfer (aTHX_ (ta).prev, (ta).next) |
1244 | #define TRANSFER(ta, force_cctx) transfer (aTHX_ (ta).prev, (ta).next, (force_cctx)) |
1186 | #define TRANSFER_CHECK(ta) transfer_check (aTHX_ (ta).prev, (ta).next) |
1245 | #define TRANSFER_CHECK(ta) transfer_check (aTHX_ (ta).prev, (ta).next) |
1187 | |
1246 | |
1188 | /** high level stuff ********************************************************/ |
1247 | /** high level stuff ********************************************************/ |
1189 | |
1248 | |
1190 | static int |
1249 | static int |
… | |
… | |
1284 | { |
1343 | { |
1285 | dTHX; |
1344 | dTHX; |
1286 | struct transfer_args ta; |
1345 | struct transfer_args ta; |
1287 | |
1346 | |
1288 | prepare_transfer (aTHX_ &ta, prev_sv, next_sv); |
1347 | prepare_transfer (aTHX_ &ta, prev_sv, next_sv); |
1289 | TRANSFER (ta); |
1348 | TRANSFER (ta, 1); |
1290 | } |
1349 | } |
1291 | |
1350 | |
1292 | /** Coro ********************************************************************/ |
1351 | /** Coro ********************************************************************/ |
1293 | |
1352 | |
1294 | static void |
1353 | static void |
… | |
… | |
1296 | { |
1355 | { |
1297 | av_push (coro_ready [SvSTATE (coro_sv)->prio - PRIO_MIN], coro_sv); |
1356 | av_push (coro_ready [SvSTATE (coro_sv)->prio - PRIO_MIN], coro_sv); |
1298 | } |
1357 | } |
1299 | |
1358 | |
1300 | static SV * |
1359 | static SV * |
1301 | coro_deq (pTHX_ int min_prio) |
1360 | coro_deq (pTHX) |
1302 | { |
1361 | { |
1303 | int prio = PRIO_MAX - PRIO_MIN; |
1362 | int prio; |
1304 | |
1363 | |
1305 | min_prio -= PRIO_MIN; |
|
|
1306 | if (min_prio < 0) |
|
|
1307 | min_prio = 0; |
|
|
1308 | |
|
|
1309 | for (prio = PRIO_MAX - PRIO_MIN + 1; --prio >= min_prio; ) |
1364 | for (prio = PRIO_MAX - PRIO_MIN + 1; --prio >= 0; ) |
1310 | if (AvFILLp (coro_ready [prio]) >= 0) |
1365 | if (AvFILLp (coro_ready [prio]) >= 0) |
1311 | return av_shift (coro_ready [prio]); |
1366 | return av_shift (coro_ready [prio]); |
1312 | |
1367 | |
1313 | return 0; |
1368 | return 0; |
1314 | } |
1369 | } |
… | |
… | |
1350 | SV *prev_sv, *next_sv; |
1405 | SV *prev_sv, *next_sv; |
1351 | |
1406 | |
1352 | for (;;) |
1407 | for (;;) |
1353 | { |
1408 | { |
1354 | LOCK; |
1409 | LOCK; |
1355 | next_sv = coro_deq (aTHX_ PRIO_MIN); |
1410 | next_sv = coro_deq (aTHX); |
1356 | |
1411 | |
1357 | /* nothing to schedule: call the idle handler */ |
1412 | /* nothing to schedule: call the idle handler */ |
1358 | if (expect_false (!next_sv)) |
1413 | if (expect_false (!next_sv)) |
1359 | { |
1414 | { |
1360 | dSP; |
1415 | dSP; |
… | |
… | |
1364 | SAVETMPS; |
1419 | SAVETMPS; |
1365 | |
1420 | |
1366 | PUSHMARK (SP); |
1421 | PUSHMARK (SP); |
1367 | PUTBACK; |
1422 | PUTBACK; |
1368 | call_sv (get_sv ("Coro::idle", FALSE), G_DISCARD); |
1423 | call_sv (get_sv ("Coro::idle", FALSE), G_DISCARD); |
|
|
1424 | SPAGAIN; |
1369 | |
1425 | |
1370 | FREETMPS; |
1426 | FREETMPS; |
1371 | LEAVE; |
1427 | LEAVE; |
1372 | continue; |
1428 | continue; |
1373 | } |
1429 | } |
… | |
… | |
1428 | { |
1484 | { |
1429 | dTHX; |
1485 | dTHX; |
1430 | struct transfer_args ta; |
1486 | struct transfer_args ta; |
1431 | |
1487 | |
1432 | prepare_schedule (aTHX_ &ta); |
1488 | prepare_schedule (aTHX_ &ta); |
1433 | TRANSFER (ta); |
1489 | TRANSFER (ta, 1); |
1434 | } |
1490 | } |
1435 | |
1491 | |
1436 | static int |
1492 | static int |
1437 | api_cede (void) |
1493 | api_cede (void) |
1438 | { |
1494 | { |
… | |
… | |
1441 | |
1497 | |
1442 | prepare_cede (aTHX_ &ta); |
1498 | prepare_cede (aTHX_ &ta); |
1443 | |
1499 | |
1444 | if (expect_true (ta.prev != ta.next)) |
1500 | if (expect_true (ta.prev != ta.next)) |
1445 | { |
1501 | { |
1446 | TRANSFER (ta); |
1502 | TRANSFER (ta, 1); |
1447 | return 1; |
1503 | return 1; |
1448 | } |
1504 | } |
1449 | else |
1505 | else |
1450 | return 0; |
1506 | return 0; |
1451 | } |
1507 | } |
… | |
… | |
1456 | dTHX; |
1512 | dTHX; |
1457 | struct transfer_args ta; |
1513 | struct transfer_args ta; |
1458 | |
1514 | |
1459 | if (prepare_cede_notself (aTHX_ &ta)) |
1515 | if (prepare_cede_notself (aTHX_ &ta)) |
1460 | { |
1516 | { |
1461 | TRANSFER (ta); |
1517 | TRANSFER (ta, 1); |
1462 | return 1; |
1518 | return 1; |
1463 | } |
1519 | } |
1464 | else |
1520 | else |
1465 | return 0; |
1521 | return 0; |
1466 | } |
1522 | } |
… | |
… | |
1503 | BOOT_PAGESIZE; |
1559 | BOOT_PAGESIZE; |
1504 | |
1560 | |
1505 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
1561 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
1506 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
1562 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
1507 | |
1563 | |
|
|
1564 | orig_sigelem_get = PL_vtbl_sigelem.svt_get; |
|
|
1565 | PL_vtbl_sigelem.svt_get = coro_sigelem_get; |
|
|
1566 | orig_sigelem_set = PL_vtbl_sigelem.svt_set; |
|
|
1567 | PL_vtbl_sigelem.svt_set = coro_sigelem_set; |
|
|
1568 | |
1508 | hv_sig = coro_get_hv ("SIG", TRUE); |
1569 | hv_sig = coro_get_hv (aTHX_ "SIG", TRUE); |
1509 | sv_diehook = coro_get_sv ("Coro::State::DIEHOOK" , TRUE); |
1570 | rv_diehook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::diehook" , 0, SVt_PVCV)); |
1510 | sv_warnhook = coro_get_sv ("Coro::State::WARNHOOK", TRUE); |
1571 | rv_warnhook = newRV_inc ((SV *)gv_fetchpv ("Coro::State::warnhook", 0, SVt_PVCV)); |
1511 | |
|
|
1512 | if (!PL_diehook ) hv_store (hv_sig, strpair ("__DIE__" ), SvREFCNT_inc (sv_diehook ), 0); |
|
|
1513 | if (!PL_warnhook) hv_store (hv_sig, strpair ("__WARN__"), SvREFCNT_inc (sv_warnhook), 0); |
|
|
1514 | |
1572 | |
1515 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
1573 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
1516 | |
1574 | |
1517 | newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE)); |
1575 | newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE)); |
1518 | newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB)); |
1576 | newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB)); |
… | |
… | |
1524 | |
1582 | |
1525 | while (main_top_env->je_prev) |
1583 | while (main_top_env->je_prev) |
1526 | main_top_env = main_top_env->je_prev; |
1584 | main_top_env = main_top_env->je_prev; |
1527 | |
1585 | |
1528 | coroapi.ver = CORO_API_VERSION; |
1586 | coroapi.ver = CORO_API_VERSION; |
|
|
1587 | coroapi.rev = CORO_API_REVISION; |
1529 | coroapi.transfer = api_transfer; |
1588 | coroapi.transfer = api_transfer; |
1530 | |
1589 | |
1531 | assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL)); |
1590 | assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL)); |
1532 | } |
1591 | } |
1533 | |
1592 | |
1534 | SV * |
1593 | SV * |
1535 | new (char *klass, ...) |
1594 | new (char *klass, ...) |
1536 | CODE: |
1595 | CODE: |
1537 | { |
1596 | { |
1538 | struct coro *coro; |
1597 | struct coro *coro; |
|
|
1598 | MAGIC *mg; |
1539 | HV *hv; |
1599 | HV *hv; |
1540 | int i; |
1600 | int i; |
1541 | |
1601 | |
1542 | Newz (0, coro, 1, struct coro); |
1602 | Newz (0, coro, 1, struct coro); |
1543 | coro->args = newAV (); |
1603 | coro->args = newAV (); |
… | |
… | |
1546 | if (coro_first) coro_first->prev = coro; |
1606 | if (coro_first) coro_first->prev = coro; |
1547 | coro->next = coro_first; |
1607 | coro->next = coro_first; |
1548 | coro_first = coro; |
1608 | coro_first = coro; |
1549 | |
1609 | |
1550 | coro->hv = hv = newHV (); |
1610 | coro->hv = hv = newHV (); |
1551 | sv_magicext ((SV *)hv, 0, PERL_MAGIC_ext, &coro_state_vtbl, (char *)coro, 0)->mg_flags |= MGf_DUP; |
1611 | mg = sv_magicext ((SV *)hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)coro, 0); |
|
|
1612 | mg->mg_flags |= MGf_DUP; |
1552 | RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1)); |
1613 | RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1)); |
1553 | |
1614 | |
1554 | av_extend (coro->args, items - 1); |
1615 | av_extend (coro->args, items - 1); |
1555 | for (i = 1; i < items; i++) |
1616 | for (i = 1; i < items; i++) |
1556 | av_push (coro->args, newSVsv (ST (i))); |
1617 | av_push (coro->args, newSVsv (ST (i))); |
… | |
… | |
1570 | Coro::cede_notself = 4 |
1631 | Coro::cede_notself = 4 |
1571 | CODE: |
1632 | CODE: |
1572 | { |
1633 | { |
1573 | struct transfer_args ta; |
1634 | struct transfer_args ta; |
1574 | |
1635 | |
|
|
1636 | PUTBACK; |
1575 | switch (ix) |
1637 | switch (ix) |
1576 | { |
1638 | { |
1577 | case 0: |
1639 | case 0: |
1578 | ta.prev = (struct coro *)INT2PTR (coro_cctx *, SvIV (ST (0))); |
1640 | ta.prev = (struct coro *)INT2PTR (coro_cctx *, SvIV (ST (0))); |
1579 | ta.next = 0; |
1641 | ta.next = 0; |
… | |
… | |
1598 | if (!prepare_cede_notself (aTHX_ &ta)) |
1660 | if (!prepare_cede_notself (aTHX_ &ta)) |
1599 | XSRETURN_EMPTY; |
1661 | XSRETURN_EMPTY; |
1600 | |
1662 | |
1601 | break; |
1663 | break; |
1602 | } |
1664 | } |
|
|
1665 | SPAGAIN; |
1603 | |
1666 | |
1604 | BARRIER; |
1667 | BARRIER; |
|
|
1668 | PUTBACK; |
1605 | TRANSFER (ta); |
1669 | TRANSFER (ta, 0); |
1606 | |
1670 | SPAGAIN; /* might be the sp of a different coroutine now */ |
1607 | if (expect_false (GIMME_V != G_VOID && ta.next != ta.prev)) |
1671 | /* be extra careful not to ever do anything after TRANSFER */ |
1608 | XSRETURN_YES; |
|
|
1609 | } |
1672 | } |
1610 | |
1673 | |
1611 | bool |
1674 | bool |
1612 | _destroy (SV *coro_sv) |
1675 | _destroy (SV *coro_sv) |
1613 | CODE: |
1676 | CODE: |
… | |
… | |
1665 | { |
1728 | { |
1666 | struct coro temp; |
1729 | struct coro temp; |
1667 | |
1730 | |
1668 | if (!(coro->flags & CF_RUNNING)) |
1731 | if (!(coro->flags & CF_RUNNING)) |
1669 | { |
1732 | { |
|
|
1733 | PUTBACK; |
1670 | save_perl (aTHX_ &temp); |
1734 | save_perl (aTHX_ &temp); |
1671 | load_perl (aTHX_ coro); |
1735 | load_perl (aTHX_ coro); |
1672 | } |
1736 | } |
1673 | |
1737 | |
1674 | { |
1738 | { |
1675 | dSP; |
1739 | dSP; |
1676 | ENTER; |
1740 | ENTER; |
1677 | SAVETMPS; |
1741 | SAVETMPS; |
|
|
1742 | PUTBACK; |
|
|
1743 | PUSHSTACK; |
1678 | PUSHMARK (SP); |
1744 | PUSHMARK (SP); |
1679 | PUTBACK; |
|
|
1680 | |
1745 | |
1681 | if (ix) |
1746 | if (ix) |
1682 | eval_sv (coderef, 0); |
1747 | eval_sv (coderef, 0); |
1683 | else |
1748 | else |
1684 | call_sv (coderef, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
1749 | call_sv (coderef, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
1685 | |
1750 | |
|
|
1751 | POPSTACK; |
1686 | SPAGAIN; |
1752 | SPAGAIN; |
1687 | FREETMPS; |
1753 | FREETMPS; |
1688 | LEAVE; |
1754 | LEAVE; |
1689 | PUTBACK; |
1755 | PUTBACK; |
1690 | } |
1756 | } |
1691 | |
1757 | |
1692 | if (!(coro->flags & CF_RUNNING)) |
1758 | if (!(coro->flags & CF_RUNNING)) |
1693 | { |
1759 | { |
1694 | save_perl (aTHX_ coro); |
1760 | save_perl (aTHX_ coro); |
1695 | load_perl (aTHX_ &temp); |
1761 | load_perl (aTHX_ &temp); |
|
|
1762 | SPAGAIN; |
1696 | } |
1763 | } |
1697 | } |
1764 | } |
1698 | } |
1765 | } |
1699 | |
1766 | |
1700 | SV * |
1767 | SV * |
… | |
… | |
1741 | case 1: RETVAL = coro->usecount; break; |
1808 | case 1: RETVAL = coro->usecount; break; |
1742 | } |
1809 | } |
1743 | OUTPUT: |
1810 | OUTPUT: |
1744 | RETVAL |
1811 | RETVAL |
1745 | |
1812 | |
|
|
1813 | void |
|
|
1814 | force_cctx () |
|
|
1815 | CODE: |
|
|
1816 | struct coro *coro = SvSTATE (coro_current); |
|
|
1817 | coro->cctx->idle_sp = 0; |
1746 | |
1818 | |
1747 | MODULE = Coro::State PACKAGE = Coro |
1819 | MODULE = Coro::State PACKAGE = Coro |
1748 | |
1820 | |
1749 | BOOT: |
1821 | BOOT: |
1750 | { |
1822 | { |
1751 | int i; |
1823 | int i; |
1752 | |
1824 | |
1753 | sv_pool_rss = coro_get_sv ("Coro::POOL_RSS" , TRUE); |
1825 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
1754 | sv_pool_size = coro_get_sv ("Coro::POOL_SIZE" , TRUE); |
1826 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
1755 | av_async_pool = coro_get_av ("Coro::async_pool", TRUE); |
1827 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
1756 | |
1828 | |
1757 | coro_current = coro_get_sv ("Coro::current", FALSE); |
1829 | coro_current = coro_get_sv (aTHX_ "Coro::current", FALSE); |
1758 | SvREADONLY_on (coro_current); |
1830 | SvREADONLY_on (coro_current); |
1759 | |
1831 | |
1760 | coro_stash = gv_stashpv ("Coro", TRUE); |
1832 | coro_stash = gv_stashpv ("Coro", TRUE); |
1761 | |
1833 | |
1762 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX)); |
1834 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX)); |
… | |
… | |
1837 | PROTOTYPE: $;$ |
1909 | PROTOTYPE: $;$ |
1838 | CODE: |
1910 | CODE: |
1839 | SvREFCNT_dec (self->throw); |
1911 | SvREFCNT_dec (self->throw); |
1840 | self->throw = SvOK (throw) ? newSVsv (throw) : 0; |
1912 | self->throw = SvOK (throw) ? newSVsv (throw) : 0; |
1841 | |
1913 | |
|
|
1914 | void |
|
|
1915 | swap_defsv (Coro::State self) |
|
|
1916 | PROTOTYPE: $ |
|
|
1917 | ALIAS: |
|
|
1918 | swap_defav = 1 |
|
|
1919 | CODE: |
|
|
1920 | if (!self->slot) |
|
|
1921 | croak ("cannot swap state with coroutine that has no saved state"); |
|
|
1922 | else |
|
|
1923 | { |
|
|
1924 | SV **src = ix ? (SV **)&GvAV (PL_defgv) : &GvSV (PL_defgv); |
|
|
1925 | SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv; |
|
|
1926 | |
|
|
1927 | SV *tmp = *src; *src = *dst; *dst = tmp; |
|
|
1928 | } |
|
|
1929 | |
1842 | # for async_pool speedup |
1930 | # for async_pool speedup |
1843 | void |
1931 | void |
1844 | _pool_1 (SV *cb) |
1932 | _pool_1 (SV *cb) |
1845 | CODE: |
1933 | CODE: |
1846 | { |
1934 | { |
1847 | struct coro *coro = SvSTATE (coro_current); |
1935 | struct coro *coro = SvSTATE (coro_current); |
1848 | HV *hv = (HV *)SvRV (coro_current); |
1936 | HV *hv = (HV *)SvRV (coro_current); |
1849 | AV *defav = GvAV (PL_defgv); |
1937 | AV *defav = GvAV (PL_defgv); |
1850 | SV *invoke = hv_delete (hv, strpair ("_invoke"), 0); |
1938 | SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0); |
1851 | AV *invoke_av; |
1939 | AV *invoke_av; |
1852 | int i, len; |
1940 | int i, len; |
1853 | |
1941 | |
1854 | if (!invoke) |
1942 | if (!invoke) |
|
|
1943 | { |
|
|
1944 | SvREFCNT_dec (PL_diehook); PL_diehook = 0; |
1855 | croak ("\3async_pool terminate\2\n"); |
1945 | croak ("\3async_pool terminate\2\n"); |
|
|
1946 | } |
1856 | |
1947 | |
1857 | SvREFCNT_dec (coro->saved_deffh); |
1948 | SvREFCNT_dec (coro->saved_deffh); |
1858 | coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv); |
1949 | coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv); |
1859 | |
1950 | |
1860 | hv_store (hv, "desc", sizeof ("desc") - 1, |
1951 | hv_store (hv, "desc", sizeof ("desc") - 1, |
1861 | newSVpvn (strpair ("[async_pool]")), 0); |
1952 | newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0); |
1862 | |
1953 | |
1863 | invoke_av = (AV *)SvRV (invoke); |
1954 | invoke_av = (AV *)SvRV (invoke); |
1864 | len = av_len (invoke_av); |
1955 | len = av_len (invoke_av); |
1865 | |
1956 | |
1866 | sv_setsv (cb, AvARRAY (invoke_av)[0]); |
1957 | sv_setsv (cb, AvARRAY (invoke_av)[0]); |
… | |
… | |
1886 | SvREFCNT_dec ((SV *)PL_defoutgv); PL_defoutgv = (GV *)coro->saved_deffh; |
1977 | SvREFCNT_dec ((SV *)PL_defoutgv); PL_defoutgv = (GV *)coro->saved_deffh; |
1887 | coro->saved_deffh = 0; |
1978 | coro->saved_deffh = 0; |
1888 | |
1979 | |
1889 | if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss) |
1980 | if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss) |
1890 | || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) |
1981 | || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) |
|
|
1982 | { |
|
|
1983 | SvREFCNT_dec (PL_diehook); PL_diehook = 0; |
1891 | croak ("\3async_pool terminate\2\n"); |
1984 | croak ("\3async_pool terminate\2\n"); |
|
|
1985 | } |
1892 | |
1986 | |
1893 | av_clear (GvAV (PL_defgv)); |
1987 | av_clear (GvAV (PL_defgv)); |
1894 | hv_store ((HV *)SvRV (coro_current), strpair ("desc"), |
1988 | hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1, |
1895 | newSVpvn (strpair ("[async_pool idle]")), 0); |
1989 | newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0); |
1896 | |
1990 | |
1897 | coro->prio = 0; |
1991 | coro->prio = 0; |
1898 | |
1992 | |
1899 | if (coro->cctx && (coro->cctx->flags & CC_TRACE)) |
1993 | if (coro->cctx && (coro->cctx->flags & CC_TRACE)) |
1900 | api_trace (coro_current, 0); |
1994 | api_trace (coro_current, 0); |