|
|
1 | /* this works around a bug in mingw32 providing a non-working setjmp */ |
|
|
2 | #define USE_NO_MINGW_SETJMP_TWO_ARGS |
|
|
3 | |
|
|
4 | #define NDEBUG 1 |
|
|
5 | |
1 | #include "libcoro/coro.c" |
6 | #include "libcoro/coro.c" |
2 | |
7 | |
3 | #define PERL_NO_GET_CONTEXT |
8 | #define PERL_NO_GET_CONTEXT |
4 | #define PERL_EXT |
9 | #define PERL_EXT |
5 | |
10 | |
6 | #include "EXTERN.h" |
11 | #include "EXTERN.h" |
7 | #include "perl.h" |
12 | #include "perl.h" |
8 | #include "XSUB.h" |
13 | #include "XSUB.h" |
9 | #include "perliol.h" |
14 | #include "perliol.h" |
10 | |
15 | |
11 | #include "patchlevel.h" |
16 | #include "schmorp.h" |
12 | |
17 | |
13 | #include <stdio.h> |
18 | #include <stdio.h> |
14 | #include <errno.h> |
19 | #include <errno.h> |
15 | #include <assert.h> |
20 | #include <assert.h> |
16 | |
21 | |
17 | #ifdef WIN32 |
22 | #ifndef SVs_PADSTALE |
|
|
23 | # define SVs_PADSTALE 0 |
|
|
24 | #endif |
|
|
25 | |
|
|
26 | #if defined(_WIN32) |
|
|
27 | # undef HAS_GETTIMEOFDAY |
18 | # undef setjmp |
28 | # undef setjmp |
19 | # undef longjmp |
29 | # undef longjmp |
20 | # undef _exit |
30 | # undef _exit |
21 | # define setjmp _setjmp /* deep magic */ |
31 | # define setjmp _setjmp /* deep magic */ |
22 | #else |
32 | #else |
… | |
… | |
51 | #endif |
61 | #endif |
52 | |
62 | |
53 | /* the maximum number of idle cctx that will be pooled */ |
63 | /* the maximum number of idle cctx that will be pooled */ |
54 | static int cctx_max_idle = 4; |
64 | static int cctx_max_idle = 4; |
55 | |
65 | |
56 | #define PERL_VERSION_ATLEAST(a,b,c) \ |
|
|
57 | (PERL_REVISION > (a) \ |
|
|
58 | || (PERL_REVISION == (a) \ |
|
|
59 | && (PERL_VERSION > (b) \ |
|
|
60 | || (PERL_VERSION == (b) && PERL_SUBVERSION >= (c))))) |
|
|
61 | |
|
|
62 | #if !PERL_VERSION_ATLEAST (5,6,0) |
|
|
63 | # ifndef PL_ppaddr |
|
|
64 | # define PL_ppaddr ppaddr |
|
|
65 | # endif |
|
|
66 | # ifndef call_sv |
|
|
67 | # define call_sv perl_call_sv |
|
|
68 | # endif |
|
|
69 | # ifndef get_sv |
|
|
70 | # define get_sv perl_get_sv |
|
|
71 | # endif |
|
|
72 | # ifndef get_cv |
|
|
73 | # define get_cv perl_get_cv |
|
|
74 | # endif |
|
|
75 | # ifndef IS_PADGV |
|
|
76 | # define IS_PADGV(v) 0 |
|
|
77 | # endif |
|
|
78 | # ifndef IS_PADCONST |
|
|
79 | # define IS_PADCONST(v) 0 |
|
|
80 | # endif |
|
|
81 | #endif |
|
|
82 | |
|
|
83 | /* 5.11 */ |
|
|
84 | #ifndef CxHASARGS |
|
|
85 | # define CxHASARGS(cx) (cx)->blk_sub.hasargs |
|
|
86 | #endif |
|
|
87 | |
|
|
88 | /* 5.10.0 */ |
|
|
89 | #ifndef SvREFCNT_inc_NN |
|
|
90 | # define SvREFCNT_inc_NN(sv) SvREFCNT_inc (sv) |
|
|
91 | #endif |
|
|
92 | |
|
|
93 | /* 5.8.8 */ |
|
|
94 | #ifndef GV_NOTQUAL |
|
|
95 | # define GV_NOTQUAL 0 |
|
|
96 | #endif |
|
|
97 | #ifndef newSV |
|
|
98 | # define newSV(l) NEWSV(0,l) |
|
|
99 | #endif |
|
|
100 | #ifndef CvISXSUB_on |
|
|
101 | # define CvISXSUB_on(cv) (void)cv |
|
|
102 | #endif |
|
|
103 | #ifndef CvISXSUB |
|
|
104 | # define CvISXSUB(cv) (CvXSUB (cv) ? TRUE : FALSE) |
|
|
105 | #endif |
|
|
106 | #ifndef Newx |
|
|
107 | # define Newx(ptr,nitems,type) New (0,ptr,nitems,type) |
|
|
108 | #endif |
|
|
109 | |
|
|
110 | /* 5.8.7 */ |
|
|
111 | #ifndef SvRV_set |
|
|
112 | # define SvRV_set(s,v) SvRV(s) = (v) |
|
|
113 | #endif |
|
|
114 | |
|
|
115 | #if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64 |
66 | #if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64 |
116 | # undef CORO_STACKGUARD |
67 | # undef CORO_STACKGUARD |
117 | #endif |
68 | #endif |
118 | |
69 | |
119 | #ifndef CORO_STACKGUARD |
70 | #ifndef CORO_STACKGUARD |
… | |
… | |
201 | static SV *sv_pool_size; |
152 | static SV *sv_pool_size; |
202 | static SV *sv_async_pool_idle; /* description string */ |
153 | static SV *sv_async_pool_idle; /* description string */ |
203 | static AV *av_async_pool; /* idle pool */ |
154 | static AV *av_async_pool; /* idle pool */ |
204 | static SV *sv_Coro; /* class string */ |
155 | static SV *sv_Coro; /* class string */ |
205 | static CV *cv_pool_handler; |
156 | static CV *cv_pool_handler; |
206 | static CV *cv_coro_state_new; |
|
|
207 | |
157 | |
208 | /* Coro::AnyEvent */ |
158 | /* Coro::AnyEvent */ |
209 | static SV *sv_activity; |
159 | static SV *sv_activity; |
210 | |
160 | |
211 | /* enable processtime/realtime profiling */ |
161 | /* enable processtime/realtime profiling */ |
… | |
… | |
246 | int valgrind_id; |
196 | int valgrind_id; |
247 | #endif |
197 | #endif |
248 | unsigned char flags; |
198 | unsigned char flags; |
249 | } coro_cctx; |
199 | } coro_cctx; |
250 | |
200 | |
251 | coro_cctx *cctx_current; /* the currently running cctx */ |
201 | static coro_cctx *cctx_current; /* the currently running cctx */ |
252 | |
202 | |
253 | /*****************************************************************************/ |
203 | /*****************************************************************************/ |
254 | |
204 | |
255 | enum { |
205 | enum { |
256 | CF_RUNNING = 0x0001, /* coroutine is running */ |
206 | CF_RUNNING = 0x0001, /* coroutine is running */ |
257 | CF_READY = 0x0002, /* coroutine is ready */ |
207 | CF_READY = 0x0002, /* coroutine is ready */ |
258 | CF_NEW = 0x0004, /* has never been switched to */ |
208 | CF_NEW = 0x0004, /* has never been switched to */ |
259 | CF_DESTROYED = 0x0008, /* coroutine data has been freed */ |
209 | CF_DESTROYED = 0x0008, /* coroutine data has been freed */ |
260 | CF_SUSPENDED = 0x0010, /* coroutine can't be scheduled */ |
210 | CF_SUSPENDED = 0x0010, /* coroutine can't be scheduled */ |
|
|
211 | CF_NOCANCEL = 0x0020, /* cannot cancel, set slf_frame.data to 1 (hackish) */ |
261 | }; |
212 | }; |
262 | |
213 | |
263 | /* the structure where most of the perl state is stored, overlaid on the cxstack */ |
214 | /* the structure where most of the perl state is stored, overlaid on the cxstack */ |
264 | typedef struct |
215 | typedef struct |
265 | { |
216 | { |
… | |
… | |
291 | CV *startcv; /* the CV to execute */ |
242 | CV *startcv; /* the CV to execute */ |
292 | AV *args; /* data associated with this coroutine (initial args) */ |
243 | AV *args; /* data associated with this coroutine (initial args) */ |
293 | int refcnt; /* coroutines are refcounted, yes */ |
244 | int refcnt; /* coroutines are refcounted, yes */ |
294 | int flags; /* CF_ flags */ |
245 | int flags; /* CF_ flags */ |
295 | HV *hv; /* the perl hash associated with this coro, if any */ |
246 | HV *hv; /* the perl hash associated with this coro, if any */ |
296 | void (*on_destroy)(pTHX_ struct coro *coro); |
247 | void (*on_destroy)(pTHX_ struct coro *coro); /* for temporary use by xs in critical sections */ |
297 | |
248 | |
298 | /* statistics */ |
249 | /* statistics */ |
299 | int usecount; /* number of transfers to this coro */ |
250 | int usecount; /* number of transfers to this coro */ |
300 | |
251 | |
301 | /* coro process data */ |
252 | /* coro process data */ |
… | |
… | |
310 | |
261 | |
311 | /* on_enter/on_leave */ |
262 | /* on_enter/on_leave */ |
312 | AV *on_enter; |
263 | AV *on_enter; |
313 | AV *on_leave; |
264 | AV *on_leave; |
314 | |
265 | |
|
|
266 | /* swap_sv */ |
|
|
267 | AV *swap_sv; |
|
|
268 | |
315 | /* times */ |
269 | /* times */ |
316 | coro_ts t_cpu, t_real; |
270 | coro_ts t_cpu, t_real; |
317 | |
271 | |
318 | /* linked list */ |
272 | /* linked list */ |
319 | struct coro *next, *prev; |
273 | struct coro *next, *prev; |
… | |
… | |
322 | typedef struct coro *Coro__State; |
276 | typedef struct coro *Coro__State; |
323 | typedef struct coro *Coro__State_or_hashref; |
277 | typedef struct coro *Coro__State_or_hashref; |
324 | |
278 | |
325 | /* the following variables are effectively part of the perl context */ |
279 | /* the following variables are effectively part of the perl context */ |
326 | /* and get copied between struct coro and these variables */ |
280 | /* and get copied between struct coro and these variables */ |
327 | /* the mainr easonw e don't support windows process emulation */ |
281 | /* the main reason we don't support windows process emulation */ |
328 | static struct CoroSLF slf_frame; /* the current slf frame */ |
282 | static struct CoroSLF slf_frame; /* the current slf frame */ |
329 | |
283 | |
330 | /** Coro ********************************************************************/ |
284 | /** Coro ********************************************************************/ |
331 | |
285 | |
332 | #define CORO_PRIO_MAX 3 |
286 | #define CORO_PRIO_MAX 3 |
… | |
… | |
342 | static struct coro *coro_ready [CORO_PRIO_MAX - CORO_PRIO_MIN + 1][2]; /* head|tail */ |
296 | static struct coro *coro_ready [CORO_PRIO_MAX - CORO_PRIO_MIN + 1][2]; /* head|tail */ |
343 | static CV *cv_coro_run, *cv_coro_terminate; |
297 | static CV *cv_coro_run, *cv_coro_terminate; |
344 | static struct coro *coro_first; |
298 | static struct coro *coro_first; |
345 | #define coro_nready coroapi.nready |
299 | #define coro_nready coroapi.nready |
346 | |
300 | |
|
|
301 | /** Coro::Select ************************************************************/ |
|
|
302 | |
|
|
303 | static OP *(*coro_old_pp_sselect) (pTHX); |
|
|
304 | static SV *coro_select_select; |
|
|
305 | |
|
|
306 | /* horrible hack, but if it works... */ |
|
|
307 | static OP * |
|
|
308 | coro_pp_sselect (pTHX) |
|
|
309 | { |
|
|
310 | dSP; |
|
|
311 | PUSHMARK (SP - 4); /* fake argument list */ |
|
|
312 | XPUSHs (coro_select_select); |
|
|
313 | PUTBACK; |
|
|
314 | |
|
|
315 | /* entersub is an UNOP, select a LISTOP... keep your fingers crossed */ |
|
|
316 | PL_op->op_flags |= OPf_STACKED; |
|
|
317 | PL_op->op_private = 0; |
|
|
318 | return PL_ppaddr [OP_ENTERSUB](aTHX); |
|
|
319 | } |
|
|
320 | |
|
|
321 | /** time stuff **************************************************************/ |
|
|
322 | |
|
|
323 | #ifdef HAS_GETTIMEOFDAY |
|
|
324 | |
|
|
325 | static void |
|
|
326 | coro_u2time (pTHX_ UV ret[2]) |
|
|
327 | { |
|
|
328 | struct timeval tv; |
|
|
329 | gettimeofday (&tv, 0); |
|
|
330 | |
|
|
331 | ret [0] = tv.tv_sec; |
|
|
332 | ret [1] = tv.tv_usec; |
|
|
333 | } |
|
|
334 | |
|
|
335 | static double |
|
|
336 | coro_nvtime () |
|
|
337 | { |
|
|
338 | struct timeval tv; |
|
|
339 | gettimeofday (&tv, 0); |
|
|
340 | |
|
|
341 | return tv.tv_sec + tv.tv_usec * 1e-6; |
|
|
342 | } |
|
|
343 | |
|
|
344 | static void |
|
|
345 | time_init (pTHX) |
|
|
346 | { |
|
|
347 | nvtime = coro_nvtime; |
|
|
348 | u2time = coro_u2time; |
|
|
349 | } |
|
|
350 | |
|
|
351 | #else |
|
|
352 | |
|
|
353 | static void |
|
|
354 | time_init (pTHX) |
|
|
355 | { |
|
|
356 | SV **svp; |
|
|
357 | |
|
|
358 | require_pv ("Time/HiRes.pm"); |
|
|
359 | |
|
|
360 | svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0); |
|
|
361 | |
|
|
362 | if (!svp) croak ("Time::HiRes is required, but missing. Caught"); |
|
|
363 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer. Caught"); |
|
|
364 | |
|
|
365 | nvtime = INT2PTR (double (*)(), SvIV (*svp)); |
|
|
366 | |
|
|
367 | svp = hv_fetch (PL_modglobal, "Time::U2time", 12, 0); |
|
|
368 | u2time = INT2PTR (void (*)(pTHX_ UV ret[2]), SvIV (*svp)); |
|
|
369 | } |
|
|
370 | |
|
|
371 | #endif |
|
|
372 | |
347 | /** lowlevel stuff **********************************************************/ |
373 | /** lowlevel stuff **********************************************************/ |
348 | |
374 | |
349 | static SV * |
375 | static SV * |
350 | coro_get_sv (pTHX_ const char *name, int create) |
376 | coro_get_sv (pTHX_ const char *name, int create) |
351 | { |
377 | { |
… | |
… | |
374 | get_hv (name, create); |
400 | get_hv (name, create); |
375 | #endif |
401 | #endif |
376 | return get_hv (name, create); |
402 | return get_hv (name, create); |
377 | } |
403 | } |
378 | |
404 | |
379 | /* may croak */ |
|
|
380 | INLINE CV * |
|
|
381 | coro_sv_2cv (pTHX_ SV *sv) |
|
|
382 | { |
|
|
383 | HV *st; |
|
|
384 | GV *gvp; |
|
|
385 | CV *cv = sv_2cv (sv, &st, &gvp, 0); |
|
|
386 | |
|
|
387 | if (!cv) |
|
|
388 | croak ("code reference expected"); |
|
|
389 | |
|
|
390 | return cv; |
|
|
391 | } |
|
|
392 | |
|
|
393 | INLINE void |
405 | INLINE void |
394 | coro_times_update () |
406 | coro_times_update () |
395 | { |
407 | { |
396 | #ifdef coro_clock_gettime |
408 | #ifdef coro_clock_gettime |
397 | struct timespec ts; |
409 | struct timespec ts; |
… | |
… | |
402 | |
414 | |
403 | ts.tv_sec = ts.tv_nsec = 0; |
415 | ts.tv_sec = ts.tv_nsec = 0; |
404 | coro_clock_gettime (CORO_CLOCK_MONOTONIC, &ts); |
416 | coro_clock_gettime (CORO_CLOCK_MONOTONIC, &ts); |
405 | time_real [0] = ts.tv_sec; time_real [1] = ts.tv_nsec; |
417 | time_real [0] = ts.tv_sec; time_real [1] = ts.tv_nsec; |
406 | #else |
418 | #else |
|
|
419 | dTHX; |
407 | UV tv[2]; |
420 | UV tv[2]; |
408 | |
421 | |
409 | u2time (aTHX_ &tv); |
422 | u2time (aTHX_ tv); |
410 | time_real [0] = tv [0]; |
423 | time_real [0] = tv [0]; |
411 | time_real [1] = tv [1] * 1000; |
424 | time_real [1] = tv [1] * 1000; |
412 | #endif |
425 | #endif |
413 | } |
426 | } |
414 | |
427 | |
… | |
… | |
544 | AV *padlist; |
557 | AV *padlist; |
545 | AV *av = (AV *)mg->mg_obj; |
558 | AV *av = (AV *)mg->mg_obj; |
546 | |
559 | |
547 | /* perl manages to free our internal AV and _then_ call us */ |
560 | /* perl manages to free our internal AV and _then_ call us */ |
548 | if (IN_DESTRUCT) |
561 | if (IN_DESTRUCT) |
549 | return; |
562 | return 0; |
550 | |
563 | |
551 | /* casting is fun. */ |
564 | /* casting is fun. */ |
552 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
565 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
553 | free_padlist (aTHX_ padlist); |
566 | free_padlist (aTHX_ padlist); |
554 | |
567 | |
… | |
… | |
603 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
616 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
604 | } |
617 | } |
605 | |
618 | |
606 | /** load & save, init *******************************************************/ |
619 | /** load & save, init *******************************************************/ |
607 | |
620 | |
|
|
621 | /* swap sv heads, at least logically */ |
|
|
622 | static void |
|
|
623 | swap_svs (pTHX_ Coro__State c) |
|
|
624 | { |
|
|
625 | int i; |
|
|
626 | |
|
|
627 | for (i = 0; i <= AvFILLp (c->swap_sv); ) |
|
|
628 | { |
|
|
629 | SV *a = AvARRAY (c->swap_sv)[i++]; |
|
|
630 | SV *b = AvARRAY (c->swap_sv)[i++]; |
|
|
631 | |
|
|
632 | const U32 keep = SVs_PADSTALE | SVs_PADTMP | SVs_PADMY; /* keep these flags */ |
|
|
633 | SV tmp; |
|
|
634 | |
|
|
635 | /* swap sv_any */ |
|
|
636 | SvANY (&tmp) = SvANY (a); SvANY (a) = SvANY (b); SvANY (b) = SvANY (&tmp); |
|
|
637 | |
|
|
638 | /* swap sv_flags */ |
|
|
639 | SvFLAGS (&tmp) = SvFLAGS (a); |
|
|
640 | SvFLAGS (a) = (SvFLAGS (a) & keep) | (SvFLAGS (b ) & ~keep); |
|
|
641 | SvFLAGS (b) = (SvFLAGS (b) & keep) | (SvFLAGS (&tmp) & ~keep); |
|
|
642 | |
|
|
643 | #if PERL_VERSION_ATLEAST (5,10,0) |
|
|
644 | /* perl 5.10 complicates this _quite_ a bit, but it also is |
|
|
645 | * much faster, so no quarrels here. alternatively, we could |
|
|
646 | * sv_upgrade to avoid this. |
|
|
647 | */ |
|
|
648 | { |
|
|
649 | /* swap sv_u */ |
|
|
650 | tmp.sv_u = a->sv_u; a->sv_u = b->sv_u; b->sv_u = tmp.sv_u; |
|
|
651 | |
|
|
652 | /* if SvANY points to the head, we need to adjust the pointers, |
|
|
653 | * as the pointer for a still points to b, and maybe vice versa. |
|
|
654 | */ |
|
|
655 | #define svany_in_head(type) \ |
|
|
656 | (((1 << SVt_NULL) | (1 << SVt_BIND) | (1 << SVt_IV) | (1 << SVt_RV)) & (1 << (type))) |
|
|
657 | |
|
|
658 | if (svany_in_head (SvTYPE (a))) |
|
|
659 | SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a); |
|
|
660 | |
|
|
661 | if (svany_in_head (SvTYPE (b))) |
|
|
662 | SvANY (b) = (void *)((PTRV)SvANY (b) - (PTRV)a + (PTRV)b); |
|
|
663 | } |
|
|
664 | #endif |
|
|
665 | } |
|
|
666 | } |
|
|
667 | |
|
|
668 | #define SWAP_SVS(coro) \ |
|
|
669 | if (expect_false ((coro)->swap_sv)) \ |
|
|
670 | swap_svs (aTHX_ (coro)) |
|
|
671 | |
608 | static void |
672 | static void |
609 | on_enterleave_call (pTHX_ SV *cb); |
673 | on_enterleave_call (pTHX_ SV *cb); |
610 | |
674 | |
611 | static void |
675 | static void |
612 | load_perl (pTHX_ Coro__State c) |
676 | load_perl (pTHX_ Coro__State c) |
… | |
… | |
658 | int i; |
722 | int i; |
659 | |
723 | |
660 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
724 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
661 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
725 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
662 | } |
726 | } |
|
|
727 | |
|
|
728 | SWAP_SVS (c); |
663 | } |
729 | } |
664 | |
730 | |
665 | static void |
731 | static void |
666 | save_perl (pTHX_ Coro__State c) |
732 | save_perl (pTHX_ Coro__State c) |
667 | { |
733 | { |
|
|
734 | SWAP_SVS (c); |
|
|
735 | |
668 | if (expect_false (c->on_leave)) |
736 | if (expect_false (c->on_leave)) |
669 | { |
737 | { |
670 | int i; |
738 | int i; |
671 | |
739 | |
672 | for (i = AvFILLp (c->on_leave); i >= 0; --i) |
740 | for (i = AvFILLp (c->on_leave); i >= 0; --i) |
… | |
… | |
735 | /* we manually unroll here, as usually 2 slots is enough */ |
803 | /* we manually unroll here, as usually 2 slots is enough */ |
736 | if (SLOT_COUNT >= 1) CXINC; |
804 | if (SLOT_COUNT >= 1) CXINC; |
737 | if (SLOT_COUNT >= 2) CXINC; |
805 | if (SLOT_COUNT >= 2) CXINC; |
738 | if (SLOT_COUNT >= 3) CXINC; |
806 | if (SLOT_COUNT >= 3) CXINC; |
739 | { |
807 | { |
740 | int i; |
808 | unsigned int i; |
741 | for (i = 3; i < SLOT_COUNT; ++i) |
809 | for (i = 3; i < SLOT_COUNT; ++i) |
742 | CXINC; |
810 | CXINC; |
743 | } |
811 | } |
744 | cxstack_ix -= SLOT_COUNT; /* undo allocation */ |
812 | cxstack_ix -= SLOT_COUNT; /* undo allocation */ |
745 | |
813 | |
… | |
… | |
979 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
1047 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
980 | { |
1048 | { |
981 | return 1; |
1049 | return 1; |
982 | } |
1050 | } |
983 | |
1051 | |
984 | static UNOP coro_setup_op; |
1052 | static UNOP init_perl_op; |
985 | |
1053 | |
986 | static void NOINLINE /* noinline to keep it out of the transfer fast path */ |
1054 | static void NOINLINE /* noinline to keep it out of the transfer fast path */ |
987 | coro_setup (pTHX_ struct coro *coro) |
1055 | init_perl (pTHX_ struct coro *coro) |
988 | { |
1056 | { |
989 | /* |
1057 | /* |
990 | * emulate part of the perl startup here. |
1058 | * emulate part of the perl startup here. |
991 | */ |
1059 | */ |
992 | coro_init_stacks (aTHX); |
1060 | coro_init_stacks (aTHX); |
… | |
… | |
999 | PL_comppad_name_fill = 0; |
1067 | PL_comppad_name_fill = 0; |
1000 | PL_comppad_name_floor = 0; |
1068 | PL_comppad_name_floor = 0; |
1001 | PL_curpm = 0; |
1069 | PL_curpm = 0; |
1002 | PL_curpad = 0; |
1070 | PL_curpad = 0; |
1003 | PL_localizing = 0; |
1071 | PL_localizing = 0; |
1004 | PL_dirty = 0; |
|
|
1005 | PL_restartop = 0; |
1072 | PL_restartop = 0; |
1006 | #if PERL_VERSION_ATLEAST (5,10,0) |
1073 | #if PERL_VERSION_ATLEAST (5,10,0) |
1007 | PL_parser = 0; |
1074 | PL_parser = 0; |
1008 | #endif |
1075 | #endif |
1009 | PL_hints = 0; |
1076 | PL_hints = 0; |
… | |
… | |
1041 | */ |
1108 | */ |
1042 | slf_frame.prepare = prepare_nop; /* provide a nop function for an eventual pp_slf */ |
1109 | slf_frame.prepare = prepare_nop; /* provide a nop function for an eventual pp_slf */ |
1043 | slf_frame.check = slf_check_nop; /* signal pp_slf to not repeat */ |
1110 | slf_frame.check = slf_check_nop; /* signal pp_slf to not repeat */ |
1044 | |
1111 | |
1045 | /* and we have to provide the pp_slf op in any case, so pp_slf can skip it */ |
1112 | /* and we have to provide the pp_slf op in any case, so pp_slf can skip it */ |
1046 | coro_setup_op.op_next = PL_op; |
1113 | init_perl_op.op_next = PL_op; |
1047 | coro_setup_op.op_type = OP_ENTERSUB; |
1114 | init_perl_op.op_type = OP_ENTERSUB; |
1048 | coro_setup_op.op_ppaddr = pp_slf; |
1115 | init_perl_op.op_ppaddr = pp_slf; |
1049 | /* no flags etc. required, as an init function won't be called */ |
1116 | /* no flags etc. required, as an init function won't be called */ |
1050 | |
1117 | |
1051 | PL_op = (OP *)&coro_setup_op; |
1118 | PL_op = (OP *)&init_perl_op; |
1052 | |
1119 | |
1053 | /* copy throw, in case it was set before coro_setup */ |
1120 | /* copy throw, in case it was set before init_perl */ |
1054 | CORO_THROW = coro->except; |
1121 | CORO_THROW = coro->except; |
|
|
1122 | |
|
|
1123 | SWAP_SVS (coro); |
1055 | |
1124 | |
1056 | if (expect_false (enable_times)) |
1125 | if (expect_false (enable_times)) |
1057 | { |
1126 | { |
1058 | coro_times_update (); |
1127 | coro_times_update (); |
1059 | coro_times_sub (coro); |
1128 | coro_times_sub (coro); |
… | |
… | |
1080 | dounwind (-1); |
1149 | dounwind (-1); |
1081 | } |
1150 | } |
1082 | } |
1151 | } |
1083 | |
1152 | |
1084 | static void |
1153 | static void |
1085 | coro_destruct_perl (pTHX_ struct coro *coro) |
1154 | destroy_perl (pTHX_ struct coro *coro) |
1086 | { |
1155 | { |
1087 | SV *svf [9]; |
1156 | SV *svf [9]; |
1088 | |
1157 | |
1089 | { |
1158 | { |
1090 | struct coro *current = SvSTATE_current; |
1159 | struct coro *current = SvSTATE_current; |
1091 | |
1160 | |
1092 | assert (("FATAL: tried to destroy currently running coroutine", coro->mainstack != PL_mainstack)); |
1161 | assert (("FATAL: tried to destroy currently running coroutine", coro->mainstack != PL_mainstack)); |
1093 | |
1162 | |
1094 | save_perl (aTHX_ current); |
1163 | save_perl (aTHX_ current); |
|
|
1164 | SvRV_set (coro_current, (SV *)coro->hv); /* this will cause acroak in transfer_check */ |
1095 | load_perl (aTHX_ coro); |
1165 | load_perl (aTHX_ coro); |
1096 | |
1166 | |
1097 | coro_unwind_stacks (aTHX); |
1167 | coro_unwind_stacks (aTHX); |
1098 | coro_destruct_stacks (aTHX); |
1168 | coro_destruct_stacks (aTHX); |
|
|
1169 | |
|
|
1170 | /* restore swapped sv's */ |
|
|
1171 | SWAP_SVS (coro); |
1099 | |
1172 | |
1100 | // now save some sv's to be free'd later |
1173 | // now save some sv's to be free'd later |
1101 | svf [0] = GvSV (PL_defgv); |
1174 | svf [0] = GvSV (PL_defgv); |
1102 | svf [1] = (SV *)GvAV (PL_defgv); |
1175 | svf [1] = (SV *)GvAV (PL_defgv); |
1103 | svf [2] = GvSV (PL_errgv); |
1176 | svf [2] = GvSV (PL_errgv); |
… | |
… | |
1107 | svf [6] = (SV *)GvHV (PL_hintgv); |
1180 | svf [6] = (SV *)GvHV (PL_hintgv); |
1108 | svf [7] = PL_diehook; |
1181 | svf [7] = PL_diehook; |
1109 | svf [8] = PL_warnhook; |
1182 | svf [8] = PL_warnhook; |
1110 | assert (9 == sizeof (svf) / sizeof (*svf)); |
1183 | assert (9 == sizeof (svf) / sizeof (*svf)); |
1111 | |
1184 | |
|
|
1185 | SvRV_set (coro_current, (SV *)current->hv); |
1112 | load_perl (aTHX_ current); |
1186 | load_perl (aTHX_ current); |
1113 | } |
1187 | } |
1114 | |
1188 | |
1115 | { |
1189 | { |
1116 | int i; |
1190 | unsigned int i; |
1117 | |
1191 | |
1118 | for (i = 0; i < sizeof (svf) / sizeof (*svf); ++i) |
1192 | for (i = 0; i < sizeof (svf) / sizeof (*svf); ++i) |
1119 | SvREFCNT_dec (svf [i]); |
1193 | SvREFCNT_dec (svf [i]); |
1120 | |
1194 | |
1121 | SvREFCNT_dec (coro->saved_deffh); |
1195 | SvREFCNT_dec (coro->saved_deffh); |
… | |
… | |
1327 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
1401 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
1328 | PL_restartop = PL_op; |
1402 | PL_restartop = PL_op; |
1329 | perl_run (PL_curinterp); |
1403 | perl_run (PL_curinterp); |
1330 | /* |
1404 | /* |
1331 | * Unfortunately, there is no way to get at the return values of the |
1405 | * Unfortunately, there is no way to get at the return values of the |
1332 | * coro body here, as perl_run destroys these |
1406 | * coro body here, as perl_run destroys these. Likewise, we cannot catch |
|
|
1407 | * runtime errors here, as this is just a random interpreter, not a thread. |
1333 | */ |
1408 | */ |
1334 | |
1409 | |
1335 | /* |
1410 | /* |
1336 | * If perl-run returns we assume exit() was being called or the coro |
1411 | * If perl-run returns we assume exit() was being called or the coro |
1337 | * fell off the end, which seems to be the only valid (non-bug) |
1412 | * fell off the end, which seems to be the only valid (non-bug) |
… | |
… | |
1424 | cctx_destroy (coro_cctx *cctx) |
1499 | cctx_destroy (coro_cctx *cctx) |
1425 | { |
1500 | { |
1426 | if (!cctx) |
1501 | if (!cctx) |
1427 | return; |
1502 | return; |
1428 | |
1503 | |
1429 | assert (("FATAL: tried to destroy current cctx", cctx != cctx_current));//D temporary? |
1504 | assert (("FATAL: tried to destroy current cctx", cctx != cctx_current)); |
1430 | |
1505 | |
1431 | --cctx_count; |
1506 | --cctx_count; |
1432 | coro_destroy (&cctx->cctx); |
1507 | coro_destroy (&cctx->cctx); |
1433 | |
1508 | |
1434 | /* coro_transfer creates new, empty cctx's */ |
1509 | /* coro_transfer creates new, empty cctx's */ |
… | |
… | |
1544 | if (expect_false (next->flags & CF_NEW)) |
1619 | if (expect_false (next->flags & CF_NEW)) |
1545 | { |
1620 | { |
1546 | /* need to start coroutine */ |
1621 | /* need to start coroutine */ |
1547 | next->flags &= ~CF_NEW; |
1622 | next->flags &= ~CF_NEW; |
1548 | /* setup coroutine call */ |
1623 | /* setup coroutine call */ |
1549 | coro_setup (aTHX_ next); |
1624 | init_perl (aTHX_ next); |
1550 | } |
1625 | } |
1551 | else |
1626 | else |
1552 | load_perl (aTHX_ next); |
1627 | load_perl (aTHX_ next); |
1553 | |
1628 | |
1554 | /* possibly untie and reuse the cctx */ |
1629 | /* possibly untie and reuse the cctx */ |
… | |
… | |
1593 | #define TRANSFER(ta, force_cctx) transfer (aTHX_ (ta).prev, (ta).next, (force_cctx)) |
1668 | #define TRANSFER(ta, force_cctx) transfer (aTHX_ (ta).prev, (ta).next, (force_cctx)) |
1594 | #define TRANSFER_CHECK(ta) transfer_check (aTHX_ (ta).prev, (ta).next) |
1669 | #define TRANSFER_CHECK(ta) transfer_check (aTHX_ (ta).prev, (ta).next) |
1595 | |
1670 | |
1596 | /** high level stuff ********************************************************/ |
1671 | /** high level stuff ********************************************************/ |
1597 | |
1672 | |
1598 | static int |
1673 | static void |
1599 | coro_state_destroy (pTHX_ struct coro *coro) |
1674 | coro_state_destroy (pTHX_ struct coro *coro) |
1600 | { |
1675 | { |
1601 | if (coro->flags & CF_DESTROYED) |
1676 | if (coro->flags & CF_DESTROYED) |
1602 | return 0; |
1677 | return; |
1603 | |
1678 | |
|
|
1679 | /* this callback is reserved for slf functions needing to do cleanup */ |
1604 | if (coro->on_destroy && !PL_dirty) |
1680 | if (coro->on_destroy && !PL_dirty) |
1605 | coro->on_destroy (aTHX_ coro); |
1681 | coro->on_destroy (aTHX_ coro); |
|
|
1682 | |
|
|
1683 | /* |
|
|
1684 | * The on_destroy above most likely is from an SLF call. |
|
|
1685 | * Since by definition the SLF call will not finish when we destroy |
|
|
1686 | * the coro, we will have to force-finish it here, otherwise |
|
|
1687 | * cleanup functions cannot call SLF functions. |
|
|
1688 | */ |
|
|
1689 | coro->slf_frame.prepare = 0; |
1606 | |
1690 | |
1607 | coro->flags |= CF_DESTROYED; |
1691 | coro->flags |= CF_DESTROYED; |
1608 | |
1692 | |
1609 | if (coro->flags & CF_READY) |
1693 | if (coro->flags & CF_READY) |
1610 | { |
1694 | { |
… | |
… | |
1617 | |
1701 | |
1618 | if (coro->mainstack |
1702 | if (coro->mainstack |
1619 | && coro->mainstack != main_mainstack |
1703 | && coro->mainstack != main_mainstack |
1620 | && coro->slot |
1704 | && coro->slot |
1621 | && !PL_dirty) |
1705 | && !PL_dirty) |
1622 | coro_destruct_perl (aTHX_ coro); |
1706 | destroy_perl (aTHX_ coro); |
|
|
1707 | |
|
|
1708 | if (coro->next) coro->next->prev = coro->prev; |
|
|
1709 | if (coro->prev) coro->prev->next = coro->next; |
|
|
1710 | if (coro == coro_first) coro_first = coro->next; |
1623 | |
1711 | |
1624 | cctx_destroy (coro->cctx); |
1712 | cctx_destroy (coro->cctx); |
1625 | SvREFCNT_dec (coro->startcv); |
1713 | SvREFCNT_dec (coro->startcv); |
1626 | SvREFCNT_dec (coro->args); |
1714 | SvREFCNT_dec (coro->args); |
|
|
1715 | SvREFCNT_dec (coro->swap_sv); |
1627 | SvREFCNT_dec (CORO_THROW); |
1716 | SvREFCNT_dec (CORO_THROW); |
1628 | |
|
|
1629 | if (coro->next) coro->next->prev = coro->prev; |
|
|
1630 | if (coro->prev) coro->prev->next = coro->next; |
|
|
1631 | if (coro == coro_first) coro_first = coro->next; |
|
|
1632 | |
|
|
1633 | return 1; |
|
|
1634 | } |
1717 | } |
1635 | |
1718 | |
1636 | static int |
1719 | static int |
1637 | coro_state_free (pTHX_ SV *sv, MAGIC *mg) |
1720 | coro_state_free (pTHX_ SV *sv, MAGIC *mg) |
1638 | { |
1721 | { |
… | |
… | |
1686 | |
1769 | |
1687 | prepare_transfer (aTHX_ &ta, prev_sv, next_sv); |
1770 | prepare_transfer (aTHX_ &ta, prev_sv, next_sv); |
1688 | TRANSFER (ta, 1); |
1771 | TRANSFER (ta, 1); |
1689 | } |
1772 | } |
1690 | |
1773 | |
1691 | /*****************************************************************************/ |
|
|
1692 | /* gensub: simple closure generation utility */ |
|
|
1693 | |
|
|
1694 | #define GENSUB_ARG CvXSUBANY (cv).any_ptr |
|
|
1695 | |
|
|
1696 | /* create a closure from XS, returns a code reference */ |
|
|
1697 | /* the arg can be accessed via GENSUB_ARG from the callback */ |
|
|
1698 | /* the callback must use dXSARGS/XSRETURN */ |
|
|
1699 | static SV * |
|
|
1700 | gensub (pTHX_ void (*xsub)(pTHX_ CV *), void *arg) |
|
|
1701 | { |
|
|
1702 | CV *cv = (CV *)newSV (0); |
|
|
1703 | |
|
|
1704 | sv_upgrade ((SV *)cv, SVt_PVCV); |
|
|
1705 | |
|
|
1706 | CvANON_on (cv); |
|
|
1707 | CvISXSUB_on (cv); |
|
|
1708 | CvXSUB (cv) = xsub; |
|
|
1709 | GENSUB_ARG = arg; |
|
|
1710 | |
|
|
1711 | return newRV_noinc ((SV *)cv); |
|
|
1712 | } |
|
|
1713 | |
|
|
1714 | /** Coro ********************************************************************/ |
1774 | /** Coro ********************************************************************/ |
1715 | |
1775 | |
1716 | INLINE void |
1776 | INLINE void |
1717 | coro_enq (pTHX_ struct coro *coro) |
1777 | coro_enq (pTHX_ struct coro *coro) |
1718 | { |
1778 | { |
… | |
… | |
1743 | } |
1803 | } |
1744 | |
1804 | |
1745 | return 0; |
1805 | return 0; |
1746 | } |
1806 | } |
1747 | |
1807 | |
|
|
1808 | static void |
|
|
1809 | invoke_sv_ready_hook_helper (void) |
|
|
1810 | { |
|
|
1811 | dTHX; |
|
|
1812 | dSP; |
|
|
1813 | |
|
|
1814 | ENTER; |
|
|
1815 | SAVETMPS; |
|
|
1816 | |
|
|
1817 | PUSHMARK (SP); |
|
|
1818 | PUTBACK; |
|
|
1819 | call_sv (coro_readyhook, G_VOID | G_DISCARD); |
|
|
1820 | |
|
|
1821 | FREETMPS; |
|
|
1822 | LEAVE; |
|
|
1823 | } |
|
|
1824 | |
1748 | static int |
1825 | static int |
1749 | api_ready (pTHX_ SV *coro_sv) |
1826 | api_ready (pTHX_ SV *coro_sv) |
1750 | { |
1827 | { |
1751 | struct coro *coro; |
|
|
1752 | SV *sv_hook; |
|
|
1753 | void (*xs_hook)(void); |
|
|
1754 | |
|
|
1755 | coro = SvSTATE (coro_sv); |
1828 | struct coro *coro = SvSTATE (coro_sv); |
1756 | |
1829 | |
1757 | if (coro->flags & CF_READY) |
1830 | if (coro->flags & CF_READY) |
1758 | return 0; |
1831 | return 0; |
1759 | |
1832 | |
1760 | coro->flags |= CF_READY; |
1833 | coro->flags |= CF_READY; |
1761 | |
1834 | |
1762 | sv_hook = coro_nready ? 0 : coro_readyhook; |
|
|
1763 | xs_hook = coro_nready ? 0 : coroapi.readyhook; |
|
|
1764 | |
|
|
1765 | coro_enq (aTHX_ coro); |
1835 | coro_enq (aTHX_ coro); |
1766 | ++coro_nready; |
|
|
1767 | |
1836 | |
1768 | if (sv_hook) |
1837 | if (!coro_nready++) |
1769 | { |
1838 | if (coroapi.readyhook) |
1770 | dSP; |
1839 | coroapi.readyhook (); |
1771 | |
|
|
1772 | ENTER; |
|
|
1773 | SAVETMPS; |
|
|
1774 | |
|
|
1775 | PUSHMARK (SP); |
|
|
1776 | PUTBACK; |
|
|
1777 | call_sv (sv_hook, G_VOID | G_DISCARD); |
|
|
1778 | |
|
|
1779 | FREETMPS; |
|
|
1780 | LEAVE; |
|
|
1781 | } |
|
|
1782 | |
|
|
1783 | if (xs_hook) |
|
|
1784 | xs_hook (); |
|
|
1785 | |
1840 | |
1786 | return 1; |
1841 | return 1; |
1787 | } |
1842 | } |
1788 | |
1843 | |
1789 | static int |
1844 | static int |
… | |
… | |
1834 | { |
1889 | { |
1835 | /* nothing to schedule: call the idle handler */ |
1890 | /* nothing to schedule: call the idle handler */ |
1836 | if (SvROK (sv_idle) |
1891 | if (SvROK (sv_idle) |
1837 | && SvOBJECT (SvRV (sv_idle))) |
1892 | && SvOBJECT (SvRV (sv_idle))) |
1838 | { |
1893 | { |
|
|
1894 | if (SvRV (sv_idle) == SvRV (coro_current)) |
|
|
1895 | croak ("FATAL: $Coro::IDLE blocked itself - did you try to block inside an event loop callback? Caught"); |
|
|
1896 | |
1839 | ++coro_nready; /* hack so that api_ready doesn't invoke ready hook */ |
1897 | ++coro_nready; /* hack so that api_ready doesn't invoke ready hook */ |
1840 | api_ready (aTHX_ SvRV (sv_idle)); |
1898 | api_ready (aTHX_ SvRV (sv_idle)); |
1841 | --coro_nready; |
1899 | --coro_nready; |
1842 | } |
1900 | } |
1843 | else |
1901 | else |
1844 | { |
1902 | { |
|
|
1903 | /* TODO: deprecated, remove, cannot work reliably *//*D*/ |
1845 | dSP; |
1904 | dSP; |
1846 | |
1905 | |
1847 | ENTER; |
1906 | ENTER; |
1848 | SAVETMPS; |
1907 | SAVETMPS; |
1849 | |
1908 | |
… | |
… | |
1959 | |
2018 | |
1960 | static void |
2019 | static void |
1961 | coro_call_on_destroy (pTHX_ struct coro *coro) |
2020 | coro_call_on_destroy (pTHX_ struct coro *coro) |
1962 | { |
2021 | { |
1963 | SV **on_destroyp = hv_fetch (coro->hv, "_on_destroy", sizeof ("_on_destroy") - 1, 0); |
2022 | SV **on_destroyp = hv_fetch (coro->hv, "_on_destroy", sizeof ("_on_destroy") - 1, 0); |
1964 | SV **statusp = hv_fetch (coro->hv, "_status", sizeof ("_status") - 1, 0); |
|
|
1965 | |
2023 | |
1966 | if (on_destroyp) |
2024 | if (on_destroyp) |
1967 | { |
2025 | { |
1968 | AV *on_destroy = (AV *)SvRV (*on_destroyp); |
2026 | SV **statusp = hv_fetch (coro->hv, "_status", sizeof ("_status") - 1, 0); |
|
|
2027 | AV *on_destroy = sv_2mortal (SvREFCNT_inc ((AV *)SvRV (*on_destroyp))); |
|
|
2028 | AV *status = statusp ? sv_2mortal (SvREFCNT_inc ((AV *)SvRV (*statusp))) : 0; |
1969 | |
2029 | |
1970 | while (AvFILLp (on_destroy) >= 0) |
2030 | while (AvFILLp (on_destroy) >= 0) |
1971 | { |
2031 | { |
1972 | dSP; /* don't disturb outer sp */ |
2032 | dSP; /* don't disturb outer sp */ |
1973 | SV *cb = av_pop (on_destroy); |
2033 | SV *cb = av_pop (on_destroy); |
… | |
… | |
1975 | PUSHMARK (SP); |
2035 | PUSHMARK (SP); |
1976 | |
2036 | |
1977 | if (statusp) |
2037 | if (statusp) |
1978 | { |
2038 | { |
1979 | int i; |
2039 | int i; |
1980 | AV *status = (AV *)SvRV (*statusp); |
|
|
1981 | EXTEND (SP, AvFILLp (status) + 1); |
2040 | EXTEND (SP, AvFILLp (status) + 1); |
1982 | |
2041 | |
1983 | for (i = 0; i <= AvFILLp (status); ++i) |
2042 | for (i = 0; i <= AvFILLp (status); ++i) |
1984 | PUSHs (AvARRAY (status)[i]); |
2043 | PUSHs (AvARRAY (status)[i]); |
1985 | } |
2044 | } |
… | |
… | |
1989 | } |
2048 | } |
1990 | } |
2049 | } |
1991 | } |
2050 | } |
1992 | |
2051 | |
1993 | static void |
2052 | static void |
1994 | slf_init_terminate (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2053 | coro_set_status (HV *coro_hv, SV **arg, int items) |
1995 | { |
2054 | { |
1996 | int i; |
|
|
1997 | HV *hv = (HV *)SvRV (coro_current); |
|
|
1998 | AV *av = newAV (); |
2055 | AV *av = newAV (); |
1999 | |
2056 | |
|
|
2057 | /* items are actually not so common, so optimise for this case */ |
|
|
2058 | if (items) |
|
|
2059 | { |
|
|
2060 | int i; |
|
|
2061 | |
2000 | av_extend (av, items - 1); |
2062 | av_extend (av, items - 1); |
|
|
2063 | |
2001 | for (i = 0; i < items; ++i) |
2064 | for (i = 0; i < items; ++i) |
2002 | av_push (av, SvREFCNT_inc_NN (arg [i])); |
2065 | av_push (av, SvREFCNT_inc_NN (arg [i])); |
|
|
2066 | } |
2003 | |
2067 | |
2004 | hv_store (hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0); |
2068 | hv_store (coro_hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0); |
|
|
2069 | } |
2005 | |
2070 | |
|
|
2071 | static void |
|
|
2072 | slf_init_terminate_cancel_common (pTHX_ struct CoroSLF *frame, HV *coro_hv) |
|
|
2073 | { |
2006 | av_push (av_destroy, (SV *)newRV_inc ((SV *)hv)); /* RVinc for perl */ |
2074 | av_push (av_destroy, (SV *)newRV_inc ((SV *)coro_hv)); /* RVinc for perl */ |
2007 | api_ready (aTHX_ sv_manager); |
2075 | api_ready (aTHX_ sv_manager); |
2008 | |
2076 | |
2009 | frame->prepare = prepare_schedule; |
2077 | frame->prepare = prepare_schedule; |
2010 | frame->check = slf_check_repeat; |
2078 | frame->check = slf_check_repeat; |
2011 | |
2079 | |
2012 | /* as a minor optimisation, we could unwind all stacks here */ |
2080 | /* as a minor optimisation, we could unwind all stacks here */ |
2013 | /* but that puts extra pressure on pp_slf, and is not worth much */ |
2081 | /* but that puts extra pressure on pp_slf, and is not worth much */ |
2014 | /*coro_unwind_stacks (aTHX);*/ |
2082 | /*coro_unwind_stacks (aTHX);*/ |
|
|
2083 | } |
|
|
2084 | |
|
|
2085 | static void |
|
|
2086 | slf_init_terminate (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
|
|
2087 | { |
|
|
2088 | HV *coro_hv = (HV *)SvRV (coro_current); |
|
|
2089 | |
|
|
2090 | coro_set_status (coro_hv, arg, items); |
|
|
2091 | slf_init_terminate_cancel_common (frame, coro_hv); |
|
|
2092 | } |
|
|
2093 | |
|
|
2094 | static void |
|
|
2095 | slf_init_cancel (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
|
|
2096 | { |
|
|
2097 | HV *coro_hv; |
|
|
2098 | struct coro *coro; |
|
|
2099 | |
|
|
2100 | if (items <= 0) |
|
|
2101 | croak ("Coro::cancel called without coro object,"); |
|
|
2102 | |
|
|
2103 | coro = SvSTATE (arg [0]); |
|
|
2104 | coro_hv = coro->hv; |
|
|
2105 | |
|
|
2106 | coro_set_status (coro_hv, arg + 1, items - 1); |
|
|
2107 | |
|
|
2108 | if (expect_false (coro->flags & CF_NOCANCEL)) |
|
|
2109 | { |
|
|
2110 | /* coro currently busy cancelling something, so just notify it */ |
|
|
2111 | coro->slf_frame.data = (void *)coro; |
|
|
2112 | |
|
|
2113 | frame->prepare = prepare_nop; |
|
|
2114 | frame->check = slf_check_nop; |
|
|
2115 | } |
|
|
2116 | else if (coro_hv == (HV *)SvRV (coro_current)) |
|
|
2117 | { |
|
|
2118 | /* cancelling the current coro is allowed, and equals terminate */ |
|
|
2119 | slf_init_terminate_cancel_common (frame, coro_hv); |
|
|
2120 | } |
|
|
2121 | else |
|
|
2122 | { |
|
|
2123 | struct coro *self = SvSTATE_current; |
|
|
2124 | |
|
|
2125 | /* otherwise we cancel directly, purely for speed reasons |
|
|
2126 | * unfortunately, this requires some magic trickery, as |
|
|
2127 | * somebody else could cancel us, so we have to fight the cancellation. |
|
|
2128 | * this is ugly, and hopefully fully worth the extra speed. |
|
|
2129 | * besides, I can't get the slow-but-safe version working... |
|
|
2130 | */ |
|
|
2131 | slf_frame.data = 0; |
|
|
2132 | self->flags |= CF_NOCANCEL; |
|
|
2133 | |
|
|
2134 | coro_state_destroy (aTHX_ coro); |
|
|
2135 | coro_call_on_destroy (aTHX_ coro); |
|
|
2136 | |
|
|
2137 | self->flags &= ~CF_NOCANCEL; |
|
|
2138 | |
|
|
2139 | if (slf_frame.data) |
|
|
2140 | { |
|
|
2141 | /* while we were busy we have been cancelled, so terminate */ |
|
|
2142 | slf_init_terminate_cancel_common (frame, self->hv); |
|
|
2143 | } |
|
|
2144 | else |
|
|
2145 | { |
|
|
2146 | frame->prepare = prepare_nop; |
|
|
2147 | frame->check = slf_check_nop; |
|
|
2148 | } |
|
|
2149 | } |
2015 | } |
2150 | } |
2016 | |
2151 | |
2017 | /*****************************************************************************/ |
2152 | /*****************************************************************************/ |
2018 | /* async pool handler */ |
2153 | /* async pool handler */ |
2019 | |
2154 | |
… | |
… | |
2097 | |
2232 | |
2098 | static void |
2233 | static void |
2099 | coro_rouse_callback (pTHX_ CV *cv) |
2234 | coro_rouse_callback (pTHX_ CV *cv) |
2100 | { |
2235 | { |
2101 | dXSARGS; |
2236 | dXSARGS; |
2102 | SV *data = (SV *)GENSUB_ARG; |
2237 | SV *data = (SV *)S_GENSUB_ARG; |
2103 | |
2238 | |
2104 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2239 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2105 | { |
2240 | { |
2106 | /* first call, set args */ |
2241 | /* first call, set args */ |
2107 | SV *coro = SvRV (data); |
2242 | SV *coro = SvRV (data); |
… | |
… | |
2173 | || SvTYPE (SvRV (cb)) != SVt_PVCV |
2308 | || SvTYPE (SvRV (cb)) != SVt_PVCV |
2174 | || CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback) |
2309 | || CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback) |
2175 | croak ("Coro::rouse_wait called with illegal callback argument,"); |
2310 | croak ("Coro::rouse_wait called with illegal callback argument,"); |
2176 | |
2311 | |
2177 | { |
2312 | { |
2178 | CV *cv = (CV *)SvRV (cb); /* for GENSUB_ARG */ |
2313 | CV *cv = (CV *)SvRV (cb); /* for S_GENSUB_ARG */ |
2179 | SV *data = (SV *)GENSUB_ARG; |
2314 | SV *data = (SV *)S_GENSUB_ARG; |
2180 | |
2315 | |
2181 | frame->data = (void *)data; |
2316 | frame->data = (void *)data; |
2182 | frame->prepare = SvTYPE (SvRV (data)) == SVt_PVAV ? prepare_nop : prepare_schedule; |
2317 | frame->prepare = SvTYPE (SvRV (data)) == SVt_PVAV ? prepare_nop : prepare_schedule; |
2183 | frame->check = slf_check_rouse_wait; |
2318 | frame->check = slf_check_rouse_wait; |
2184 | } |
2319 | } |
… | |
… | |
2188 | coro_new_rouse_cb (pTHX) |
2323 | coro_new_rouse_cb (pTHX) |
2189 | { |
2324 | { |
2190 | HV *hv = (HV *)SvRV (coro_current); |
2325 | HV *hv = (HV *)SvRV (coro_current); |
2191 | struct coro *coro = SvSTATE_hv (hv); |
2326 | struct coro *coro = SvSTATE_hv (hv); |
2192 | SV *data = newRV_inc ((SV *)hv); |
2327 | SV *data = newRV_inc ((SV *)hv); |
2193 | SV *cb = gensub (aTHX_ coro_rouse_callback, (void *)data); |
2328 | SV *cb = s_gensub (aTHX_ coro_rouse_callback, (void *)data); |
2194 | |
2329 | |
2195 | sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0); |
2330 | sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0); |
2196 | SvREFCNT_dec (data); /* magicext increases the refcount */ |
2331 | SvREFCNT_dec (data); /* magicext increases the refcount */ |
2197 | |
2332 | |
2198 | SvREFCNT_dec (coro->rouse_cb); |
2333 | SvREFCNT_dec (coro->rouse_cb); |
… | |
… | |
2423 | if (PL_op->op_flags & OPf_STACKED) |
2558 | if (PL_op->op_flags & OPf_STACKED) |
2424 | { |
2559 | { |
2425 | if (items > slf_arga) |
2560 | if (items > slf_arga) |
2426 | { |
2561 | { |
2427 | slf_arga = items; |
2562 | slf_arga = items; |
2428 | free (slf_argv); |
2563 | Safefree (slf_argv); |
2429 | slf_argv = malloc (slf_arga * sizeof (SV *)); |
2564 | New (0, slf_argv, slf_arga, SV *); |
2430 | } |
2565 | } |
2431 | |
2566 | |
2432 | slf_argc = items; |
2567 | slf_argc = items; |
2433 | |
2568 | |
2434 | for (i = 0; i < items; ++i) |
2569 | for (i = 0; i < items; ++i) |
… | |
… | |
2721 | { |
2856 | { |
2722 | if (items >= 2) |
2857 | if (items >= 2) |
2723 | { |
2858 | { |
2724 | /* callback form */ |
2859 | /* callback form */ |
2725 | AV *av = (AV *)SvRV (arg [0]); |
2860 | AV *av = (AV *)SvRV (arg [0]); |
2726 | CV *cb_cv = coro_sv_2cv (aTHX_ arg [1]); |
2861 | SV *cb_cv = s_get_cv_croak (arg [1]); |
2727 | |
2862 | |
2728 | av_push (av, SvREFCNT_inc_NN (cb_cv)); |
2863 | av_push (av, SvREFCNT_inc_NN (cb_cv)); |
2729 | |
2864 | |
2730 | if (SvIVX (AvARRAY (av)[0]) > 0) |
2865 | if (SvIVX (AvARRAY (av)[0]) > 0) |
2731 | coro_semaphore_adjust (aTHX_ av, 0); |
2866 | coro_semaphore_adjust (aTHX_ av, 0); |
… | |
… | |
2791 | { |
2926 | { |
2792 | AV *av = (AV *)SvRV (arg [0]); |
2927 | AV *av = (AV *)SvRV (arg [0]); |
2793 | |
2928 | |
2794 | if (items >= 2) |
2929 | if (items >= 2) |
2795 | { |
2930 | { |
2796 | CV *cb_cv = coro_sv_2cv (aTHX_ arg [1]); |
2931 | SV *cb_cv = s_get_cv_croak (arg [1]); |
2797 | av_push (av, SvREFCNT_inc_NN (cb_cv)); |
2932 | av_push (av, SvREFCNT_inc_NN (cb_cv)); |
2798 | |
2933 | |
2799 | if (SvIVX (AvARRAY (av)[0])) |
2934 | if (SvIVX (AvARRAY (av)[0])) |
2800 | coro_signal_wake (aTHX_ av, 1); /* ust be the only waiter */ |
2935 | coro_signal_wake (aTHX_ av, 1); /* must be the only waiter */ |
2801 | |
2936 | |
2802 | frame->prepare = prepare_nop; |
2937 | frame->prepare = prepare_nop; |
2803 | frame->check = slf_check_nop; |
2938 | frame->check = slf_check_nop; |
2804 | } |
2939 | } |
2805 | else if (SvIVX (AvARRAY (av)[0])) |
2940 | else if (SvIVX (AvARRAY (av)[0])) |
… | |
… | |
2836 | |
2971 | |
2837 | static void |
2972 | static void |
2838 | coro_aio_callback (pTHX_ CV *cv) |
2973 | coro_aio_callback (pTHX_ CV *cv) |
2839 | { |
2974 | { |
2840 | dXSARGS; |
2975 | dXSARGS; |
2841 | AV *state = (AV *)GENSUB_ARG; |
2976 | AV *state = (AV *)S_GENSUB_ARG; |
2842 | SV *coro = av_pop (state); |
2977 | SV *coro = av_pop (state); |
2843 | SV *data_sv = newSV (sizeof (struct io_state)); |
2978 | SV *data_sv = newSV (sizeof (struct io_state)); |
2844 | |
2979 | |
2845 | av_extend (state, items - 1); |
2980 | av_extend (state, items - 1); |
2846 | |
2981 | |
… | |
… | |
2960 | |
3095 | |
2961 | for (i = 0; i < items; ++i) |
3096 | for (i = 0; i < items; ++i) |
2962 | PUSHs (arg [i]); |
3097 | PUSHs (arg [i]); |
2963 | |
3098 | |
2964 | /* now push the callback closure */ |
3099 | /* now push the callback closure */ |
2965 | PUSHs (sv_2mortal (gensub (aTHX_ coro_aio_callback, (void *)SvREFCNT_inc_NN ((SV *)state)))); |
3100 | PUSHs (sv_2mortal (s_gensub (aTHX_ coro_aio_callback, (void *)SvREFCNT_inc_NN ((SV *)state)))); |
2966 | |
3101 | |
2967 | /* now call the AIO function - we assume our request is uncancelable */ |
3102 | /* now call the AIO function - we assume our request is uncancelable */ |
2968 | PUTBACK; |
3103 | PUTBACK; |
2969 | call_sv ((SV *)req, G_VOID | G_DISCARD); |
3104 | call_sv ((SV *)req, G_VOID | G_DISCARD); |
2970 | } |
3105 | } |
2971 | |
3106 | |
2972 | /* now that the requets is going, we loop toll we have a result */ |
3107 | /* now that the request is going, we loop till we have a result */ |
2973 | frame->data = (void *)state; |
3108 | frame->data = (void *)state; |
2974 | frame->prepare = prepare_schedule; |
3109 | frame->prepare = prepare_schedule; |
2975 | frame->check = slf_check_aio_req; |
3110 | frame->check = slf_check_aio_req; |
2976 | } |
3111 | } |
2977 | |
3112 | |
… | |
… | |
2988 | /*****************************************************************************/ |
3123 | /*****************************************************************************/ |
2989 | |
3124 | |
2990 | #if CORO_CLONE |
3125 | #if CORO_CLONE |
2991 | # include "clone.c" |
3126 | # include "clone.c" |
2992 | #endif |
3127 | #endif |
|
|
3128 | |
|
|
3129 | /*****************************************************************************/ |
|
|
3130 | |
|
|
3131 | static SV * |
|
|
3132 | coro_new (pTHX_ HV *stash, SV **argv, int argc, int is_coro) |
|
|
3133 | { |
|
|
3134 | SV *coro_sv; |
|
|
3135 | struct coro *coro; |
|
|
3136 | MAGIC *mg; |
|
|
3137 | HV *hv; |
|
|
3138 | SV *cb; |
|
|
3139 | int i; |
|
|
3140 | |
|
|
3141 | if (argc > 0) |
|
|
3142 | { |
|
|
3143 | cb = s_get_cv_croak (argv [0]); |
|
|
3144 | |
|
|
3145 | if (!is_coro) |
|
|
3146 | { |
|
|
3147 | if (CvISXSUB (cb)) |
|
|
3148 | croak ("Coro::State doesn't support XS functions as coroutine start, caught"); |
|
|
3149 | |
|
|
3150 | if (!CvROOT (cb)) |
|
|
3151 | croak ("Coro::State doesn't support autoloaded or undefined functions as coroutine start, caught"); |
|
|
3152 | } |
|
|
3153 | } |
|
|
3154 | |
|
|
3155 | Newz (0, coro, 1, struct coro); |
|
|
3156 | coro->args = newAV (); |
|
|
3157 | coro->flags = CF_NEW; |
|
|
3158 | |
|
|
3159 | if (coro_first) coro_first->prev = coro; |
|
|
3160 | coro->next = coro_first; |
|
|
3161 | coro_first = coro; |
|
|
3162 | |
|
|
3163 | coro->hv = hv = newHV (); |
|
|
3164 | mg = sv_magicext ((SV *)hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)coro, 0); |
|
|
3165 | mg->mg_flags |= MGf_DUP; |
|
|
3166 | coro_sv = sv_bless (newRV_noinc ((SV *)hv), stash); |
|
|
3167 | |
|
|
3168 | if (argc > 0) |
|
|
3169 | { |
|
|
3170 | av_extend (coro->args, argc + is_coro - 1); |
|
|
3171 | |
|
|
3172 | if (is_coro) |
|
|
3173 | { |
|
|
3174 | av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb)); |
|
|
3175 | cb = (SV *)cv_coro_run; |
|
|
3176 | } |
|
|
3177 | |
|
|
3178 | coro->startcv = (CV *)SvREFCNT_inc_NN ((SV *)cb); |
|
|
3179 | |
|
|
3180 | for (i = 1; i < argc; i++) |
|
|
3181 | av_push (coro->args, newSVsv (argv [i])); |
|
|
3182 | } |
|
|
3183 | |
|
|
3184 | return coro_sv; |
|
|
3185 | } |
2993 | |
3186 | |
2994 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
3187 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
2995 | |
3188 | |
2996 | PROTOTYPES: DISABLE |
3189 | PROTOTYPES: DISABLE |
2997 | |
3190 | |
… | |
… | |
3050 | coroapi.prepare_nop = prepare_nop; |
3243 | coroapi.prepare_nop = prepare_nop; |
3051 | coroapi.prepare_schedule = prepare_schedule; |
3244 | coroapi.prepare_schedule = prepare_schedule; |
3052 | coroapi.prepare_cede = prepare_cede; |
3245 | coroapi.prepare_cede = prepare_cede; |
3053 | coroapi.prepare_cede_notself = prepare_cede_notself; |
3246 | coroapi.prepare_cede_notself = prepare_cede_notself; |
3054 | |
3247 | |
3055 | { |
3248 | time_init (aTHX); |
3056 | SV **svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0); |
|
|
3057 | |
|
|
3058 | if (!svp) croak ("Time::HiRes is required"); |
|
|
3059 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer"); |
|
|
3060 | |
|
|
3061 | nvtime = INT2PTR (double (*)(), SvIV (*svp)); |
|
|
3062 | |
|
|
3063 | svp = hv_fetch (PL_modglobal, "Time::U2time", 12, 0); |
|
|
3064 | u2time = INT2PTR (double (*)(), SvIV (*svp)); |
|
|
3065 | } |
|
|
3066 | |
3249 | |
3067 | assert (("PRIO_NORMAL must be 0", !CORO_PRIO_NORMAL)); |
3250 | assert (("PRIO_NORMAL must be 0", !CORO_PRIO_NORMAL)); |
3068 | } |
3251 | } |
3069 | |
3252 | |
3070 | SV * |
3253 | SV * |
3071 | new (char *klass, ...) |
3254 | new (SV *klass, ...) |
3072 | ALIAS: |
3255 | ALIAS: |
3073 | Coro::new = 1 |
3256 | Coro::new = 1 |
3074 | CODE: |
3257 | CODE: |
3075 | { |
3258 | RETVAL = coro_new (aTHX_ ix ? coro_stash : coro_state_stash, &ST (1), items - 1, ix); |
3076 | struct coro *coro; |
3259 | OUTPUT: |
3077 | MAGIC *mg; |
|
|
3078 | HV *hv; |
|
|
3079 | CV *cb; |
|
|
3080 | int i; |
|
|
3081 | |
|
|
3082 | if (items > 1) |
|
|
3083 | { |
|
|
3084 | cb = coro_sv_2cv (aTHX_ ST (1)); |
|
|
3085 | |
|
|
3086 | if (!ix) |
|
|
3087 | { |
|
|
3088 | if (CvISXSUB (cb)) |
|
|
3089 | croak ("Coro::State doesn't support XS functions as coroutine start, caught"); |
|
|
3090 | |
|
|
3091 | if (!CvROOT (cb)) |
|
|
3092 | croak ("Coro::State doesn't support autoloaded or undefined functions as coroutine start, caught"); |
|
|
3093 | } |
|
|
3094 | } |
|
|
3095 | |
|
|
3096 | Newz (0, coro, 1, struct coro); |
|
|
3097 | coro->args = newAV (); |
|
|
3098 | coro->flags = CF_NEW; |
|
|
3099 | |
|
|
3100 | if (coro_first) coro_first->prev = coro; |
|
|
3101 | coro->next = coro_first; |
|
|
3102 | coro_first = coro; |
|
|
3103 | |
|
|
3104 | coro->hv = hv = newHV (); |
|
|
3105 | mg = sv_magicext ((SV *)hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)coro, 0); |
|
|
3106 | mg->mg_flags |= MGf_DUP; |
|
|
3107 | RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1)); |
|
|
3108 | |
|
|
3109 | if (items > 1) |
|
|
3110 | { |
|
|
3111 | av_extend (coro->args, items - 1 + ix - 1); |
|
|
3112 | |
|
|
3113 | if (ix) |
|
|
3114 | { |
|
|
3115 | av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb)); |
|
|
3116 | cb = cv_coro_run; |
|
|
3117 | } |
|
|
3118 | |
|
|
3119 | coro->startcv = (CV *)SvREFCNT_inc_NN ((SV *)cb); |
|
|
3120 | |
|
|
3121 | for (i = 2; i < items; i++) |
|
|
3122 | av_push (coro->args, newSVsv (ST (i))); |
|
|
3123 | } |
|
|
3124 | } |
|
|
3125 | OUTPUT: |
|
|
3126 | RETVAL |
3260 | RETVAL |
3127 | |
3261 | |
3128 | void |
3262 | void |
3129 | transfer (...) |
3263 | transfer (...) |
3130 | PROTOTYPE: $$ |
3264 | PROTOTYPE: $$ |
3131 | CODE: |
3265 | CODE: |
3132 | CORO_EXECUTE_SLF_XS (slf_init_transfer); |
3266 | CORO_EXECUTE_SLF_XS (slf_init_transfer); |
3133 | |
|
|
3134 | bool |
|
|
3135 | _destroy (SV *coro_sv) |
|
|
3136 | CODE: |
|
|
3137 | RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv)); |
|
|
3138 | OUTPUT: |
|
|
3139 | RETVAL |
|
|
3140 | |
3267 | |
3141 | void |
3268 | void |
3142 | _exit (int code) |
3269 | _exit (int code) |
3143 | PROTOTYPE: $ |
3270 | PROTOTYPE: $ |
3144 | CODE: |
3271 | CODE: |
… | |
… | |
3220 | CODE: |
3347 | CODE: |
3221 | { |
3348 | { |
3222 | if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot)) |
3349 | if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot)) |
3223 | { |
3350 | { |
3224 | struct coro *current = SvSTATE_current; |
3351 | struct coro *current = SvSTATE_current; |
|
|
3352 | struct CoroSLF slf_save; |
3225 | |
3353 | |
3226 | if (current != coro) |
3354 | if (current != coro) |
3227 | { |
3355 | { |
3228 | PUTBACK; |
3356 | PUTBACK; |
3229 | save_perl (aTHX_ current); |
3357 | save_perl (aTHX_ current); |
3230 | load_perl (aTHX_ coro); |
3358 | load_perl (aTHX_ coro); |
|
|
3359 | /* the coro is most likely in an active SLF call. |
|
|
3360 | * while not strictly required (the code we execute is |
|
|
3361 | * not allowed to call any SLF functions), it's cleaner |
|
|
3362 | * to reinitialise the slf_frame and restore it later. |
|
|
3363 | * This might one day allow us to actually do SLF calls |
|
|
3364 | * from code executed here. |
|
|
3365 | */ |
|
|
3366 | slf_save = slf_frame; |
|
|
3367 | slf_frame.prepare = 0; |
3231 | SPAGAIN; |
3368 | SPAGAIN; |
3232 | } |
3369 | } |
3233 | |
3370 | |
3234 | PUSHSTACK; |
3371 | PUSHSTACK; |
3235 | |
3372 | |
… | |
… | |
3245 | SPAGAIN; |
3382 | SPAGAIN; |
3246 | |
3383 | |
3247 | if (current != coro) |
3384 | if (current != coro) |
3248 | { |
3385 | { |
3249 | PUTBACK; |
3386 | PUTBACK; |
|
|
3387 | slf_frame = slf_save; |
3250 | save_perl (aTHX_ coro); |
3388 | save_perl (aTHX_ coro); |
3251 | load_perl (aTHX_ current); |
3389 | load_perl (aTHX_ current); |
3252 | SPAGAIN; |
3390 | SPAGAIN; |
3253 | } |
3391 | } |
3254 | } |
3392 | } |
… | |
… | |
3267 | RETVAL = boolSV (coro->flags & ix); |
3405 | RETVAL = boolSV (coro->flags & ix); |
3268 | OUTPUT: |
3406 | OUTPUT: |
3269 | RETVAL |
3407 | RETVAL |
3270 | |
3408 | |
3271 | void |
3409 | void |
3272 | throw (Coro::State self, SV *throw = &PL_sv_undef) |
3410 | throw (Coro::State self, SV *exception = &PL_sv_undef) |
3273 | PROTOTYPE: $;$ |
3411 | PROTOTYPE: $;$ |
3274 | CODE: |
3412 | CODE: |
3275 | { |
3413 | { |
3276 | struct coro *current = SvSTATE_current; |
3414 | struct coro *current = SvSTATE_current; |
3277 | SV **throwp = self == current ? &CORO_THROW : &self->except; |
3415 | SV **exceptionp = self == current ? &CORO_THROW : &self->except; |
3278 | SvREFCNT_dec (*throwp); |
3416 | SvREFCNT_dec (*exceptionp); |
3279 | SvGETMAGIC (throw); |
3417 | SvGETMAGIC (exception); |
3280 | *throwp = SvOK (throw) ? newSVsv (throw) : 0; |
3418 | *exceptionp = SvOK (exception) ? newSVsv (exception) : 0; |
3281 | } |
3419 | } |
3282 | |
3420 | |
3283 | void |
3421 | void |
3284 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
3422 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
3285 | PROTOTYPE: $;$ |
3423 | PROTOTYPE: $;$ |
… | |
… | |
3340 | |
3478 | |
3341 | void |
3479 | void |
3342 | cancel (Coro::State self) |
3480 | cancel (Coro::State self) |
3343 | CODE: |
3481 | CODE: |
3344 | coro_state_destroy (aTHX_ self); |
3482 | coro_state_destroy (aTHX_ self); |
3345 | coro_call_on_destroy (aTHX_ self); /* actually only for Coro objects */ |
|
|
3346 | |
|
|
3347 | |
3483 | |
3348 | SV * |
3484 | SV * |
3349 | enable_times (int enabled = enable_times) |
3485 | enable_times (int enabled = enable_times) |
3350 | CODE: |
3486 | CODE: |
3351 | { |
3487 | { |
… | |
… | |
3379 | PUSHs (sv_2mortal (newSVnv (self->t_cpu [0] + self->t_cpu [1] * 1e-9))); |
3515 | PUSHs (sv_2mortal (newSVnv (self->t_cpu [0] + self->t_cpu [1] * 1e-9))); |
3380 | |
3516 | |
3381 | if (expect_false (current == self)) |
3517 | if (expect_false (current == self)) |
3382 | coro_times_sub (SvSTATE (coro_current)); |
3518 | coro_times_sub (SvSTATE (coro_current)); |
3383 | } |
3519 | } |
|
|
3520 | |
|
|
3521 | void |
|
|
3522 | swap_sv (Coro::State coro, SV *sv, SV *swapsv) |
|
|
3523 | CODE: |
|
|
3524 | { |
|
|
3525 | struct coro *current = SvSTATE_current; |
|
|
3526 | |
|
|
3527 | if (current == coro) |
|
|
3528 | SWAP_SVS (current); |
|
|
3529 | |
|
|
3530 | if (!coro->swap_sv) |
|
|
3531 | coro->swap_sv = newAV (); |
|
|
3532 | |
|
|
3533 | av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (sv ))); |
|
|
3534 | av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (swapsv))); |
|
|
3535 | |
|
|
3536 | if (current == coro) |
|
|
3537 | SWAP_SVS (current); |
|
|
3538 | } |
|
|
3539 | |
3384 | |
3540 | |
3385 | MODULE = Coro::State PACKAGE = Coro |
3541 | MODULE = Coro::State PACKAGE = Coro |
3386 | |
3542 | |
3387 | BOOT: |
3543 | BOOT: |
3388 | { |
3544 | { |
… | |
… | |
3397 | sv_idle = coro_get_sv (aTHX_ "Coro::idle" , TRUE); |
3553 | sv_idle = coro_get_sv (aTHX_ "Coro::idle" , TRUE); |
3398 | |
3554 | |
3399 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
3555 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
3400 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
3556 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
3401 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
3557 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
3402 | cv_coro_state_new = get_cv ("Coro::State::new", 0); SvREADONLY_on (cv_coro_state_new); |
3558 | CvNODEBUG_on (get_cv ("Coro::_pool_handler", 0)); /* work around a debugger bug */ |
3403 | |
3559 | |
3404 | coro_stash = gv_stashpv ("Coro", TRUE); |
3560 | coro_stash = gv_stashpv ("Coro", TRUE); |
3405 | |
3561 | |
3406 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX)); |
3562 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX)); |
3407 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH)); |
3563 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH)); |
3408 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL)); |
3564 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL)); |
… | |
… | |
3426 | sv_setiv (sv, (IV)&coroapi); |
3582 | sv_setiv (sv, (IV)&coroapi); |
3427 | SvREADONLY_on (sv); |
3583 | SvREADONLY_on (sv); |
3428 | } |
3584 | } |
3429 | } |
3585 | } |
3430 | |
3586 | |
|
|
3587 | SV * |
|
|
3588 | async (...) |
|
|
3589 | PROTOTYPE: &@ |
|
|
3590 | CODE: |
|
|
3591 | RETVAL = coro_new (aTHX_ coro_stash, &ST (0), items, 1); |
|
|
3592 | api_ready (aTHX_ RETVAL); |
|
|
3593 | OUTPUT: |
|
|
3594 | RETVAL |
|
|
3595 | |
|
|
3596 | void |
|
|
3597 | _destroy (Coro::State coro) |
|
|
3598 | CODE: |
|
|
3599 | /* used by the manager thread */ |
|
|
3600 | coro_state_destroy (aTHX_ coro); |
|
|
3601 | coro_call_on_destroy (aTHX_ coro); |
|
|
3602 | |
3431 | void |
3603 | void |
3432 | terminate (...) |
3604 | terminate (...) |
3433 | CODE: |
3605 | CODE: |
3434 | CORO_EXECUTE_SLF_XS (slf_init_terminate); |
3606 | CORO_EXECUTE_SLF_XS (slf_init_terminate); |
|
|
3607 | |
|
|
3608 | void |
|
|
3609 | cancel (...) |
|
|
3610 | CODE: |
|
|
3611 | CORO_EXECUTE_SLF_XS (slf_init_cancel); |
3435 | |
3612 | |
3436 | void |
3613 | void |
3437 | schedule (...) |
3614 | schedule (...) |
3438 | CODE: |
3615 | CODE: |
3439 | CORO_EXECUTE_SLF_XS (slf_init_schedule); |
3616 | CORO_EXECUTE_SLF_XS (slf_init_schedule); |
… | |
… | |
3469 | _set_readyhook (SV *hook) |
3646 | _set_readyhook (SV *hook) |
3470 | PROTOTYPE: $ |
3647 | PROTOTYPE: $ |
3471 | CODE: |
3648 | CODE: |
3472 | SvREFCNT_dec (coro_readyhook); |
3649 | SvREFCNT_dec (coro_readyhook); |
3473 | SvGETMAGIC (hook); |
3650 | SvGETMAGIC (hook); |
|
|
3651 | if (SvOK (hook)) |
|
|
3652 | { |
3474 | coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0; |
3653 | coro_readyhook = newSVsv (hook); |
|
|
3654 | CORO_READYHOOK = invoke_sv_ready_hook_helper; |
|
|
3655 | } |
|
|
3656 | else |
|
|
3657 | { |
|
|
3658 | coro_readyhook = 0; |
|
|
3659 | CORO_READYHOOK = 0; |
|
|
3660 | } |
3475 | |
3661 | |
3476 | int |
3662 | int |
3477 | prio (Coro::State coro, int newprio = 0) |
3663 | prio (Coro::State coro, int newprio = 0) |
3478 | PROTOTYPE: $;$ |
3664 | PROTOTYPE: $;$ |
3479 | ALIAS: |
3665 | ALIAS: |
… | |
… | |
3543 | for (i = 1; i < items; ++i) |
3729 | for (i = 1; i < items; ++i) |
3544 | av_push (av, SvREFCNT_inc_NN (ST (i))); |
3730 | av_push (av, SvREFCNT_inc_NN (ST (i))); |
3545 | |
3731 | |
3546 | if ((SV *)hv == &PL_sv_undef) |
3732 | if ((SV *)hv == &PL_sv_undef) |
3547 | { |
3733 | { |
3548 | PUSHMARK (SP); |
3734 | SV *sv = coro_new (aTHX_ coro_stash, (SV **)&cv_pool_handler, 1, 1); |
3549 | EXTEND (SP, 2); |
|
|
3550 | PUSHs (sv_Coro); |
|
|
3551 | PUSHs ((SV *)cv_pool_handler); |
|
|
3552 | PUTBACK; |
|
|
3553 | call_sv ((SV *)cv_coro_state_new, G_SCALAR); |
|
|
3554 | SPAGAIN; |
|
|
3555 | |
|
|
3556 | hv = (HV *)SvREFCNT_inc_NN (SvRV (POPs)); |
3735 | hv = (HV *)SvREFCNT_inc_NN (SvRV (sv)); |
|
|
3736 | SvREFCNT_dec (sv); |
3557 | } |
3737 | } |
3558 | |
3738 | |
3559 | { |
3739 | { |
3560 | struct coro *coro = SvSTATE_hv (hv); |
3740 | struct coro *coro = SvSTATE_hv (hv); |
3561 | |
3741 | |
… | |
… | |
3595 | CODE: |
3775 | CODE: |
3596 | { |
3776 | { |
3597 | struct coro *coro = SvSTATE_current; |
3777 | struct coro *coro = SvSTATE_current; |
3598 | AV **avp = ix ? &coro->on_leave : &coro->on_enter; |
3778 | AV **avp = ix ? &coro->on_leave : &coro->on_enter; |
3599 | |
3779 | |
3600 | block = (SV *)coro_sv_2cv (aTHX_ block); |
3780 | block = s_get_cv_croak (block); |
3601 | |
3781 | |
3602 | if (!*avp) |
3782 | if (!*avp) |
3603 | *avp = newAV (); |
3783 | *avp = newAV (); |
3604 | |
3784 | |
3605 | av_push (*avp, SvREFCNT_inc (block)); |
3785 | av_push (*avp, SvREFCNT_inc (block)); |
… | |
… | |
3805 | |
3985 | |
3806 | void |
3986 | void |
3807 | _register (char *target, char *proto, SV *req) |
3987 | _register (char *target, char *proto, SV *req) |
3808 | CODE: |
3988 | CODE: |
3809 | { |
3989 | { |
3810 | CV *req_cv = coro_sv_2cv (aTHX_ req); |
3990 | SV *req_cv = s_get_cv_croak (req); |
3811 | /* newXSproto doesn't return the CV on 5.8 */ |
3991 | /* newXSproto doesn't return the CV on 5.8 */ |
3812 | CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__); |
3992 | CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__); |
3813 | sv_setpv ((SV *)slf_cv, proto); |
3993 | sv_setpv ((SV *)slf_cv, proto); |
3814 | sv_magicext ((SV *)slf_cv, (SV *)req_cv, CORO_MAGIC_type_aio, 0, 0, 0); |
3994 | sv_magicext ((SV *)slf_cv, (SV *)req_cv, CORO_MAGIC_type_aio, 0, 0, 0); |
3815 | } |
3995 | } |
3816 | |
3996 | |
|
|
3997 | MODULE = Coro::State PACKAGE = Coro::Select |
|
|
3998 | |
|
|
3999 | void |
|
|
4000 | patch_pp_sselect () |
|
|
4001 | CODE: |
|
|
4002 | if (!coro_old_pp_sselect) |
|
|
4003 | { |
|
|
4004 | coro_select_select = (SV *)get_cv ("Coro::Select::select", 0); |
|
|
4005 | coro_old_pp_sselect = PL_ppaddr [OP_SSELECT]; |
|
|
4006 | PL_ppaddr [OP_SSELECT] = coro_pp_sselect; |
|
|
4007 | } |
|
|
4008 | |
|
|
4009 | void |
|
|
4010 | unpatch_pp_sselect () |
|
|
4011 | CODE: |
|
|
4012 | if (coro_old_pp_sselect) |
|
|
4013 | { |
|
|
4014 | PL_ppaddr [OP_SSELECT] = coro_old_pp_sselect; |
|
|
4015 | coro_old_pp_sselect = 0; |
|
|
4016 | } |
|
|
4017 | |