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1 | /* this works around a bug in mingw32 providing a non-working setjmp */ |
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2 | #define USE_NO_MINGW_SETJMP_TWO_ARGS |
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3 | |
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4 | #define NDEBUG 1 |
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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 | |
… | |
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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 |
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23 | # define SVs_PADSTALE 0 |
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24 | #endif |
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25 | |
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26 | #if defined(_WIN32) |
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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 |
… | |
… | |
142 | static SV *sv_pool_size; |
152 | static SV *sv_pool_size; |
143 | static SV *sv_async_pool_idle; /* description string */ |
153 | static SV *sv_async_pool_idle; /* description string */ |
144 | static AV *av_async_pool; /* idle pool */ |
154 | static AV *av_async_pool; /* idle pool */ |
145 | static SV *sv_Coro; /* class string */ |
155 | static SV *sv_Coro; /* class string */ |
146 | static CV *cv_pool_handler; |
156 | static CV *cv_pool_handler; |
147 | static CV *cv_coro_state_new; |
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148 | |
157 | |
149 | /* Coro::AnyEvent */ |
158 | /* Coro::AnyEvent */ |
150 | static SV *sv_activity; |
159 | static SV *sv_activity; |
151 | |
160 | |
152 | /* enable processtime/realtime profiling */ |
161 | /* enable processtime/realtime profiling */ |
… | |
… | |
232 | CV *startcv; /* the CV to execute */ |
241 | CV *startcv; /* the CV to execute */ |
233 | AV *args; /* data associated with this coroutine (initial args) */ |
242 | AV *args; /* data associated with this coroutine (initial args) */ |
234 | int refcnt; /* coroutines are refcounted, yes */ |
243 | int refcnt; /* coroutines are refcounted, yes */ |
235 | int flags; /* CF_ flags */ |
244 | int flags; /* CF_ flags */ |
236 | HV *hv; /* the perl hash associated with this coro, if any */ |
245 | HV *hv; /* the perl hash associated with this coro, if any */ |
237 | void (*on_destroy)(pTHX_ struct coro *coro); |
246 | void (*on_destroy)(pTHX_ struct coro *coro); /* for temporary use by xs in critical sections */ |
238 | |
247 | |
239 | /* statistics */ |
248 | /* statistics */ |
240 | int usecount; /* number of transfers to this coro */ |
249 | int usecount; /* number of transfers to this coro */ |
241 | |
250 | |
242 | /* coro process data */ |
251 | /* coro process data */ |
… | |
… | |
250 | AV *invoke_av; |
259 | AV *invoke_av; |
251 | |
260 | |
252 | /* on_enter/on_leave */ |
261 | /* on_enter/on_leave */ |
253 | AV *on_enter; |
262 | AV *on_enter; |
254 | AV *on_leave; |
263 | AV *on_leave; |
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264 | |
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265 | /* swap_sv */ |
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266 | AV *swap_sv; |
255 | |
267 | |
256 | /* times */ |
268 | /* times */ |
257 | coro_ts t_cpu, t_real; |
269 | coro_ts t_cpu, t_real; |
258 | |
270 | |
259 | /* linked list */ |
271 | /* linked list */ |
… | |
… | |
282 | static SV *coro_readyhook; |
294 | static SV *coro_readyhook; |
283 | static struct coro *coro_ready [CORO_PRIO_MAX - CORO_PRIO_MIN + 1][2]; /* head|tail */ |
295 | static struct coro *coro_ready [CORO_PRIO_MAX - CORO_PRIO_MIN + 1][2]; /* head|tail */ |
284 | static CV *cv_coro_run, *cv_coro_terminate; |
296 | static CV *cv_coro_run, *cv_coro_terminate; |
285 | static struct coro *coro_first; |
297 | static struct coro *coro_first; |
286 | #define coro_nready coroapi.nready |
298 | #define coro_nready coroapi.nready |
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299 | |
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300 | /** Coro::Select ************************************************************/ |
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301 | |
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302 | static OP *(*coro_old_pp_sselect) (pTHX); |
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303 | static SV *coro_select_select; |
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304 | |
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305 | /* horrible hack, but if it works... */ |
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306 | static OP * |
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307 | coro_pp_sselect (pTHX) |
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308 | { |
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309 | dSP; |
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310 | PUSHMARK (SP - 4); /* fake argument list */ |
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311 | XPUSHs (coro_select_select); |
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312 | PUTBACK; |
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313 | |
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314 | /* entersub is an UNOP, select a LISTOP... keep your fingers crossed */ |
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315 | PL_op->op_flags |= OPf_STACKED; |
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316 | PL_op->op_private = 0; |
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317 | return PL_ppaddr [OP_ENTERSUB](aTHX); |
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318 | } |
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319 | |
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320 | /** time stuff **************************************************************/ |
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321 | |
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322 | #ifdef HAS_GETTIMEOFDAY |
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323 | |
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324 | static void |
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325 | coro_u2time (pTHX_ UV ret[2]) |
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326 | { |
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327 | struct timeval tv; |
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328 | gettimeofday (&tv, 0); |
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329 | |
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330 | ret [0] = tv.tv_sec; |
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331 | ret [1] = tv.tv_usec; |
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332 | } |
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333 | |
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334 | static double |
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335 | coro_nvtime () |
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336 | { |
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337 | struct timeval tv; |
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338 | gettimeofday (&tv, 0); |
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339 | |
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340 | return tv.tv_sec + tv.tv_usec * 1e-6; |
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341 | } |
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342 | |
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343 | static void |
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344 | time_init (pTHX) |
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345 | { |
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346 | nvtime = coro_nvtime; |
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347 | u2time = coro_u2time; |
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348 | } |
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349 | |
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350 | #else |
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351 | |
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352 | static void |
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353 | time_init (pTHX) |
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354 | { |
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355 | SV **svp; |
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356 | |
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357 | require_pv ("Time/HiRes.pm"); |
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358 | |
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359 | svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0); |
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360 | |
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361 | if (!svp) croak ("Time::HiRes is required, but missing."); |
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362 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer"); |
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363 | |
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364 | nvtime = INT2PTR (double (*)(), SvIV (*svp)); |
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365 | |
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366 | svp = hv_fetch (PL_modglobal, "Time::U2time", 12, 0); |
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367 | u2time = INT2PTR (void (*)(pTHX_ UV ret[2]), SvIV (*svp)); |
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368 | } |
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369 | |
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370 | #endif |
287 | |
371 | |
288 | /** lowlevel stuff **********************************************************/ |
372 | /** lowlevel stuff **********************************************************/ |
289 | |
373 | |
290 | static SV * |
374 | static SV * |
291 | coro_get_sv (pTHX_ const char *name, int create) |
375 | coro_get_sv (pTHX_ const char *name, int create) |
… | |
… | |
531 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
615 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
532 | } |
616 | } |
533 | |
617 | |
534 | /** load & save, init *******************************************************/ |
618 | /** load & save, init *******************************************************/ |
535 | |
619 | |
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620 | /* swap sv heads, at least logically */ |
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621 | static void |
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622 | swap_svs (pTHX_ Coro__State c) |
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623 | { |
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624 | int i; |
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625 | |
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626 | for (i = 0; i <= AvFILLp (c->swap_sv); ) |
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627 | { |
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628 | SV *a = AvARRAY (c->swap_sv)[i++]; |
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629 | SV *b = AvARRAY (c->swap_sv)[i++]; |
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630 | |
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631 | const U32 keep = SVs_PADSTALE | SVs_PADTMP | SVs_PADMY; /* keep these flags */ |
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632 | SV tmp; |
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633 | |
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634 | /* swap sv_any */ |
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635 | SvANY (&tmp) = SvANY (a); SvANY (a) = SvANY (b); SvANY (b) = SvANY (&tmp); |
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636 | |
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637 | /* swap sv_flags */ |
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638 | SvFLAGS (&tmp) = SvFLAGS (a); |
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639 | SvFLAGS (a) = (SvFLAGS (a) & keep) | (SvFLAGS (b ) & ~keep); |
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640 | SvFLAGS (b) = (SvFLAGS (b) & keep) | (SvFLAGS (&tmp) & ~keep); |
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641 | |
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642 | #if PERL_VERSION_ATLEAST (5,10,0) |
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643 | /* perl 5.10 complicates this _quite_ a bit, but it also is |
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644 | * much faster, so no quarrels here. alternatively, we could |
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645 | * sv_upgrade to avoid this. |
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646 | */ |
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647 | { |
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648 | /* swap sv_u */ |
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649 | tmp.sv_u = a->sv_u; a->sv_u = b->sv_u; b->sv_u = tmp.sv_u; |
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650 | |
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651 | /* if SvANY points to the head, we need to adjust the pointers, |
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652 | * as the pointer for a still points to b, and maybe vice versa. |
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653 | */ |
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654 | #define svany_in_head(type) \ |
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655 | (((1 << SVt_NULL) | (1 << SVt_BIND) | (1 << SVt_IV) | (1 << SVt_RV)) & (1 << (type))) |
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656 | |
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657 | if (svany_in_head (SvTYPE (a))) |
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658 | SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a); |
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659 | |
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660 | if (svany_in_head (SvTYPE (b))) |
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661 | SvANY (b) = (void *)((PTRV)SvANY (b) - (PTRV)a + (PTRV)b); |
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662 | } |
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663 | #endif |
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664 | } |
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665 | } |
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666 | |
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667 | #define SWAP_SVS(coro) \ |
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668 | if (expect_false ((coro)->swap_sv)) \ |
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669 | swap_svs (aTHX_ (coro)) |
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670 | |
536 | static void |
671 | static void |
537 | on_enterleave_call (pTHX_ SV *cb); |
672 | on_enterleave_call (pTHX_ SV *cb); |
538 | |
673 | |
539 | static void |
674 | static void |
540 | load_perl (pTHX_ Coro__State c) |
675 | load_perl (pTHX_ Coro__State c) |
… | |
… | |
586 | int i; |
721 | int i; |
587 | |
722 | |
588 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
723 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
589 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
724 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
590 | } |
725 | } |
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726 | |
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727 | SWAP_SVS (c); |
591 | } |
728 | } |
592 | |
729 | |
593 | static void |
730 | static void |
594 | save_perl (pTHX_ Coro__State c) |
731 | save_perl (pTHX_ Coro__State c) |
595 | { |
732 | { |
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733 | SWAP_SVS (c); |
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734 | |
596 | if (expect_false (c->on_leave)) |
735 | if (expect_false (c->on_leave)) |
597 | { |
736 | { |
598 | int i; |
737 | int i; |
599 | |
738 | |
600 | for (i = AvFILLp (c->on_leave); i >= 0; --i) |
739 | for (i = AvFILLp (c->on_leave); i >= 0; --i) |
… | |
… | |
907 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
1046 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
908 | { |
1047 | { |
909 | return 1; |
1048 | return 1; |
910 | } |
1049 | } |
911 | |
1050 | |
912 | static UNOP coro_setup_op; |
1051 | static UNOP init_perl_op; |
913 | |
1052 | |
914 | static void NOINLINE /* noinline to keep it out of the transfer fast path */ |
1053 | static void NOINLINE /* noinline to keep it out of the transfer fast path */ |
915 | coro_setup (pTHX_ struct coro *coro) |
1054 | init_perl (pTHX_ struct coro *coro) |
916 | { |
1055 | { |
917 | /* |
1056 | /* |
918 | * emulate part of the perl startup here. |
1057 | * emulate part of the perl startup here. |
919 | */ |
1058 | */ |
920 | coro_init_stacks (aTHX); |
1059 | coro_init_stacks (aTHX); |
… | |
… | |
927 | PL_comppad_name_fill = 0; |
1066 | PL_comppad_name_fill = 0; |
928 | PL_comppad_name_floor = 0; |
1067 | PL_comppad_name_floor = 0; |
929 | PL_curpm = 0; |
1068 | PL_curpm = 0; |
930 | PL_curpad = 0; |
1069 | PL_curpad = 0; |
931 | PL_localizing = 0; |
1070 | PL_localizing = 0; |
932 | PL_dirty = 0; |
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933 | PL_restartop = 0; |
1071 | PL_restartop = 0; |
934 | #if PERL_VERSION_ATLEAST (5,10,0) |
1072 | #if PERL_VERSION_ATLEAST (5,10,0) |
935 | PL_parser = 0; |
1073 | PL_parser = 0; |
936 | #endif |
1074 | #endif |
937 | PL_hints = 0; |
1075 | PL_hints = 0; |
… | |
… | |
969 | */ |
1107 | */ |
970 | slf_frame.prepare = prepare_nop; /* provide a nop function for an eventual pp_slf */ |
1108 | slf_frame.prepare = prepare_nop; /* provide a nop function for an eventual pp_slf */ |
971 | slf_frame.check = slf_check_nop; /* signal pp_slf to not repeat */ |
1109 | slf_frame.check = slf_check_nop; /* signal pp_slf to not repeat */ |
972 | |
1110 | |
973 | /* and we have to provide the pp_slf op in any case, so pp_slf can skip it */ |
1111 | /* and we have to provide the pp_slf op in any case, so pp_slf can skip it */ |
974 | coro_setup_op.op_next = PL_op; |
1112 | init_perl_op.op_next = PL_op; |
975 | coro_setup_op.op_type = OP_ENTERSUB; |
1113 | init_perl_op.op_type = OP_ENTERSUB; |
976 | coro_setup_op.op_ppaddr = pp_slf; |
1114 | init_perl_op.op_ppaddr = pp_slf; |
977 | /* no flags etc. required, as an init function won't be called */ |
1115 | /* no flags etc. required, as an init function won't be called */ |
978 | |
1116 | |
979 | PL_op = (OP *)&coro_setup_op; |
1117 | PL_op = (OP *)&init_perl_op; |
980 | |
1118 | |
981 | /* copy throw, in case it was set before coro_setup */ |
1119 | /* copy throw, in case it was set before init_perl */ |
982 | CORO_THROW = coro->except; |
1120 | CORO_THROW = coro->except; |
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1121 | |
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1122 | SWAP_SVS (coro); |
983 | |
1123 | |
984 | if (expect_false (enable_times)) |
1124 | if (expect_false (enable_times)) |
985 | { |
1125 | { |
986 | coro_times_update (); |
1126 | coro_times_update (); |
987 | coro_times_sub (coro); |
1127 | coro_times_sub (coro); |
… | |
… | |
1008 | dounwind (-1); |
1148 | dounwind (-1); |
1009 | } |
1149 | } |
1010 | } |
1150 | } |
1011 | |
1151 | |
1012 | static void |
1152 | static void |
1013 | coro_destruct_perl (pTHX_ struct coro *coro) |
1153 | destroy_perl (pTHX_ struct coro *coro) |
1014 | { |
1154 | { |
1015 | SV *svf [9]; |
1155 | SV *svf [9]; |
1016 | |
1156 | |
1017 | { |
1157 | { |
1018 | struct coro *current = SvSTATE_current; |
1158 | struct coro *current = SvSTATE_current; |
… | |
… | |
1022 | save_perl (aTHX_ current); |
1162 | save_perl (aTHX_ current); |
1023 | load_perl (aTHX_ coro); |
1163 | load_perl (aTHX_ coro); |
1024 | |
1164 | |
1025 | coro_unwind_stacks (aTHX); |
1165 | coro_unwind_stacks (aTHX); |
1026 | coro_destruct_stacks (aTHX); |
1166 | coro_destruct_stacks (aTHX); |
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1167 | |
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1168 | /* restore swapped sv's */ |
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1169 | SWAP_SVS (coro); |
1027 | |
1170 | |
1028 | // now save some sv's to be free'd later |
1171 | // now save some sv's to be free'd later |
1029 | svf [0] = GvSV (PL_defgv); |
1172 | svf [0] = GvSV (PL_defgv); |
1030 | svf [1] = (SV *)GvAV (PL_defgv); |
1173 | svf [1] = (SV *)GvAV (PL_defgv); |
1031 | svf [2] = GvSV (PL_errgv); |
1174 | svf [2] = GvSV (PL_errgv); |
… | |
… | |
1255 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
1398 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
1256 | PL_restartop = PL_op; |
1399 | PL_restartop = PL_op; |
1257 | perl_run (PL_curinterp); |
1400 | perl_run (PL_curinterp); |
1258 | /* |
1401 | /* |
1259 | * Unfortunately, there is no way to get at the return values of the |
1402 | * Unfortunately, there is no way to get at the return values of the |
1260 | * coro body here, as perl_run destroys these |
1403 | * coro body here, as perl_run destroys these. Likewise, we cannot catch |
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1404 | * runtime errors here, as this is just a random interpreter, not a thread. |
1261 | */ |
1405 | */ |
1262 | |
1406 | |
1263 | /* |
1407 | /* |
1264 | * If perl-run returns we assume exit() was being called or the coro |
1408 | * If perl-run returns we assume exit() was being called or the coro |
1265 | * fell off the end, which seems to be the only valid (non-bug) |
1409 | * fell off the end, which seems to be the only valid (non-bug) |
… | |
… | |
1472 | if (expect_false (next->flags & CF_NEW)) |
1616 | if (expect_false (next->flags & CF_NEW)) |
1473 | { |
1617 | { |
1474 | /* need to start coroutine */ |
1618 | /* need to start coroutine */ |
1475 | next->flags &= ~CF_NEW; |
1619 | next->flags &= ~CF_NEW; |
1476 | /* setup coroutine call */ |
1620 | /* setup coroutine call */ |
1477 | coro_setup (aTHX_ next); |
1621 | init_perl (aTHX_ next); |
1478 | } |
1622 | } |
1479 | else |
1623 | else |
1480 | load_perl (aTHX_ next); |
1624 | load_perl (aTHX_ next); |
1481 | |
1625 | |
1482 | /* possibly untie and reuse the cctx */ |
1626 | /* possibly untie and reuse the cctx */ |
… | |
… | |
1545 | |
1689 | |
1546 | if (coro->mainstack |
1690 | if (coro->mainstack |
1547 | && coro->mainstack != main_mainstack |
1691 | && coro->mainstack != main_mainstack |
1548 | && coro->slot |
1692 | && coro->slot |
1549 | && !PL_dirty) |
1693 | && !PL_dirty) |
1550 | coro_destruct_perl (aTHX_ coro); |
1694 | destroy_perl (aTHX_ coro); |
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1695 | |
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1696 | if (coro->next) coro->next->prev = coro->prev; |
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1697 | if (coro->prev) coro->prev->next = coro->next; |
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1698 | if (coro == coro_first) coro_first = coro->next; |
1551 | |
1699 | |
1552 | cctx_destroy (coro->cctx); |
1700 | cctx_destroy (coro->cctx); |
1553 | SvREFCNT_dec (coro->startcv); |
1701 | SvREFCNT_dec (coro->startcv); |
1554 | SvREFCNT_dec (coro->args); |
1702 | SvREFCNT_dec (coro->args); |
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1703 | SvREFCNT_dec (coro->swap_sv); |
1555 | SvREFCNT_dec (CORO_THROW); |
1704 | SvREFCNT_dec (CORO_THROW); |
1556 | |
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1557 | if (coro->next) coro->next->prev = coro->prev; |
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1558 | if (coro->prev) coro->prev->next = coro->next; |
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1559 | if (coro == coro_first) coro_first = coro->next; |
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1560 | |
1705 | |
1561 | return 1; |
1706 | return 1; |
1562 | } |
1707 | } |
1563 | |
1708 | |
1564 | static int |
1709 | static int |
… | |
… | |
1648 | } |
1793 | } |
1649 | |
1794 | |
1650 | return 0; |
1795 | return 0; |
1651 | } |
1796 | } |
1652 | |
1797 | |
|
|
1798 | static void |
|
|
1799 | invoke_sv_ready_hook_helper (void) |
|
|
1800 | { |
|
|
1801 | dTHX; |
|
|
1802 | dSP; |
|
|
1803 | |
|
|
1804 | ENTER; |
|
|
1805 | SAVETMPS; |
|
|
1806 | |
|
|
1807 | PUSHMARK (SP); |
|
|
1808 | PUTBACK; |
|
|
1809 | call_sv (coro_readyhook, G_VOID | G_DISCARD); |
|
|
1810 | |
|
|
1811 | FREETMPS; |
|
|
1812 | LEAVE; |
|
|
1813 | } |
|
|
1814 | |
1653 | static int |
1815 | static int |
1654 | api_ready (pTHX_ SV *coro_sv) |
1816 | api_ready (pTHX_ SV *coro_sv) |
1655 | { |
1817 | { |
1656 | struct coro *coro; |
|
|
1657 | SV *sv_hook; |
|
|
1658 | void (*xs_hook)(void); |
|
|
1659 | |
|
|
1660 | coro = SvSTATE (coro_sv); |
1818 | struct coro *coro = SvSTATE (coro_sv); |
1661 | |
1819 | |
1662 | if (coro->flags & CF_READY) |
1820 | if (coro->flags & CF_READY) |
1663 | return 0; |
1821 | return 0; |
1664 | |
1822 | |
1665 | coro->flags |= CF_READY; |
1823 | coro->flags |= CF_READY; |
1666 | |
1824 | |
1667 | sv_hook = coro_nready ? 0 : coro_readyhook; |
|
|
1668 | xs_hook = coro_nready ? 0 : coroapi.readyhook; |
|
|
1669 | |
|
|
1670 | coro_enq (aTHX_ coro); |
1825 | coro_enq (aTHX_ coro); |
1671 | ++coro_nready; |
|
|
1672 | |
1826 | |
1673 | if (sv_hook) |
1827 | if (!coro_nready++) |
1674 | { |
1828 | if (coroapi.readyhook) |
1675 | dSP; |
1829 | coroapi.readyhook (); |
1676 | |
|
|
1677 | ENTER; |
|
|
1678 | SAVETMPS; |
|
|
1679 | |
|
|
1680 | PUSHMARK (SP); |
|
|
1681 | PUTBACK; |
|
|
1682 | call_sv (sv_hook, G_VOID | G_DISCARD); |
|
|
1683 | |
|
|
1684 | FREETMPS; |
|
|
1685 | LEAVE; |
|
|
1686 | } |
|
|
1687 | |
|
|
1688 | if (xs_hook) |
|
|
1689 | xs_hook (); |
|
|
1690 | |
1830 | |
1691 | return 1; |
1831 | return 1; |
1692 | } |
1832 | } |
1693 | |
1833 | |
1694 | static int |
1834 | static int |
… | |
… | |
1739 | { |
1879 | { |
1740 | /* nothing to schedule: call the idle handler */ |
1880 | /* nothing to schedule: call the idle handler */ |
1741 | if (SvROK (sv_idle) |
1881 | if (SvROK (sv_idle) |
1742 | && SvOBJECT (SvRV (sv_idle))) |
1882 | && SvOBJECT (SvRV (sv_idle))) |
1743 | { |
1883 | { |
|
|
1884 | if (SvRV (sv_idle) == SvRV (coro_current)) |
|
|
1885 | croak ("FATAL: $Coro::IDLE blocked itself - did you try to block inside an event loop callback? Caught"); |
|
|
1886 | |
1744 | ++coro_nready; /* hack so that api_ready doesn't invoke ready hook */ |
1887 | ++coro_nready; /* hack so that api_ready doesn't invoke ready hook */ |
1745 | api_ready (aTHX_ SvRV (sv_idle)); |
1888 | api_ready (aTHX_ SvRV (sv_idle)); |
1746 | --coro_nready; |
1889 | --coro_nready; |
1747 | } |
1890 | } |
1748 | else |
1891 | else |
1749 | { |
1892 | { |
|
|
1893 | /* TODO: deprecated, remove, cannot work reliably *//*D*/ |
1750 | dSP; |
1894 | dSP; |
1751 | |
1895 | |
1752 | ENTER; |
1896 | ENTER; |
1753 | SAVETMPS; |
1897 | SAVETMPS; |
1754 | |
1898 | |
… | |
… | |
1900 | { |
2044 | { |
1901 | int i; |
2045 | int i; |
1902 | HV *hv = (HV *)SvRV (coro_current); |
2046 | HV *hv = (HV *)SvRV (coro_current); |
1903 | AV *av = newAV (); |
2047 | AV *av = newAV (); |
1904 | |
2048 | |
|
|
2049 | /* items are actually not so common, so optimise for this case */ |
|
|
2050 | if (items) |
|
|
2051 | { |
1905 | av_extend (av, items - 1); |
2052 | av_extend (av, items - 1); |
|
|
2053 | |
1906 | for (i = 0; i < items; ++i) |
2054 | for (i = 0; i < items; ++i) |
1907 | av_push (av, SvREFCNT_inc_NN (arg [i])); |
2055 | av_push (av, SvREFCNT_inc_NN (arg [i])); |
|
|
2056 | } |
1908 | |
2057 | |
1909 | hv_store (hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0); |
2058 | hv_store (hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0); |
1910 | |
2059 | |
1911 | av_push (av_destroy, (SV *)newRV_inc ((SV *)hv)); /* RVinc for perl */ |
2060 | av_push (av_destroy, (SV *)newRV_inc ((SV *)hv)); /* RVinc for perl */ |
1912 | api_ready (aTHX_ sv_manager); |
2061 | api_ready (aTHX_ sv_manager); |
… | |
… | |
2328 | if (PL_op->op_flags & OPf_STACKED) |
2477 | if (PL_op->op_flags & OPf_STACKED) |
2329 | { |
2478 | { |
2330 | if (items > slf_arga) |
2479 | if (items > slf_arga) |
2331 | { |
2480 | { |
2332 | slf_arga = items; |
2481 | slf_arga = items; |
2333 | free (slf_argv); |
2482 | Safefree (slf_argv); |
2334 | slf_argv = malloc (slf_arga * sizeof (SV *)); |
2483 | New (0, slf_argv, slf_arga, SV *); |
2335 | } |
2484 | } |
2336 | |
2485 | |
2337 | slf_argc = items; |
2486 | slf_argc = items; |
2338 | |
2487 | |
2339 | for (i = 0; i < items; ++i) |
2488 | for (i = 0; i < items; ++i) |
… | |
… | |
2700 | { |
2849 | { |
2701 | SV *cb_cv = s_get_cv_croak (arg [1]); |
2850 | SV *cb_cv = s_get_cv_croak (arg [1]); |
2702 | av_push (av, SvREFCNT_inc_NN (cb_cv)); |
2851 | av_push (av, SvREFCNT_inc_NN (cb_cv)); |
2703 | |
2852 | |
2704 | if (SvIVX (AvARRAY (av)[0])) |
2853 | if (SvIVX (AvARRAY (av)[0])) |
2705 | coro_signal_wake (aTHX_ av, 1); /* ust be the only waiter */ |
2854 | coro_signal_wake (aTHX_ av, 1); /* must be the only waiter */ |
2706 | |
2855 | |
2707 | frame->prepare = prepare_nop; |
2856 | frame->prepare = prepare_nop; |
2708 | frame->check = slf_check_nop; |
2857 | frame->check = slf_check_nop; |
2709 | } |
2858 | } |
2710 | else if (SvIVX (AvARRAY (av)[0])) |
2859 | else if (SvIVX (AvARRAY (av)[0])) |
… | |
… | |
2872 | /* now call the AIO function - we assume our request is uncancelable */ |
3021 | /* now call the AIO function - we assume our request is uncancelable */ |
2873 | PUTBACK; |
3022 | PUTBACK; |
2874 | call_sv ((SV *)req, G_VOID | G_DISCARD); |
3023 | call_sv ((SV *)req, G_VOID | G_DISCARD); |
2875 | } |
3024 | } |
2876 | |
3025 | |
2877 | /* now that the requets is going, we loop toll we have a result */ |
3026 | /* now that the request is going, we loop till we have a result */ |
2878 | frame->data = (void *)state; |
3027 | frame->data = (void *)state; |
2879 | frame->prepare = prepare_schedule; |
3028 | frame->prepare = prepare_schedule; |
2880 | frame->check = slf_check_aio_req; |
3029 | frame->check = slf_check_aio_req; |
2881 | } |
3030 | } |
2882 | |
3031 | |
… | |
… | |
2893 | /*****************************************************************************/ |
3042 | /*****************************************************************************/ |
2894 | |
3043 | |
2895 | #if CORO_CLONE |
3044 | #if CORO_CLONE |
2896 | # include "clone.c" |
3045 | # include "clone.c" |
2897 | #endif |
3046 | #endif |
|
|
3047 | |
|
|
3048 | /*****************************************************************************/ |
|
|
3049 | |
|
|
3050 | static SV * |
|
|
3051 | coro_new (pTHX_ HV *stash, SV **argv, int argc, int is_coro) |
|
|
3052 | { |
|
|
3053 | SV *coro_sv; |
|
|
3054 | struct coro *coro; |
|
|
3055 | MAGIC *mg; |
|
|
3056 | HV *hv; |
|
|
3057 | SV *cb; |
|
|
3058 | int i; |
|
|
3059 | |
|
|
3060 | if (argc > 0) |
|
|
3061 | { |
|
|
3062 | cb = s_get_cv_croak (argv [0]); |
|
|
3063 | |
|
|
3064 | if (!is_coro) |
|
|
3065 | { |
|
|
3066 | if (CvISXSUB (cb)) |
|
|
3067 | croak ("Coro::State doesn't support XS functions as coroutine start, caught"); |
|
|
3068 | |
|
|
3069 | if (!CvROOT (cb)) |
|
|
3070 | croak ("Coro::State doesn't support autoloaded or undefined functions as coroutine start, caught"); |
|
|
3071 | } |
|
|
3072 | } |
|
|
3073 | |
|
|
3074 | Newz (0, coro, 1, struct coro); |
|
|
3075 | coro->args = newAV (); |
|
|
3076 | coro->flags = CF_NEW; |
|
|
3077 | |
|
|
3078 | if (coro_first) coro_first->prev = coro; |
|
|
3079 | coro->next = coro_first; |
|
|
3080 | coro_first = coro; |
|
|
3081 | |
|
|
3082 | coro->hv = hv = newHV (); |
|
|
3083 | mg = sv_magicext ((SV *)hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)coro, 0); |
|
|
3084 | mg->mg_flags |= MGf_DUP; |
|
|
3085 | coro_sv = sv_bless (newRV_noinc ((SV *)hv), stash); |
|
|
3086 | |
|
|
3087 | if (argc > 0) |
|
|
3088 | { |
|
|
3089 | av_extend (coro->args, argc + is_coro - 1); |
|
|
3090 | |
|
|
3091 | if (is_coro) |
|
|
3092 | { |
|
|
3093 | av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb)); |
|
|
3094 | cb = (SV *)cv_coro_run; |
|
|
3095 | } |
|
|
3096 | |
|
|
3097 | coro->startcv = (CV *)SvREFCNT_inc_NN ((SV *)cb); |
|
|
3098 | |
|
|
3099 | for (i = 1; i < argc; i++) |
|
|
3100 | av_push (coro->args, newSVsv (argv [i])); |
|
|
3101 | } |
|
|
3102 | |
|
|
3103 | return coro_sv; |
|
|
3104 | } |
2898 | |
3105 | |
2899 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
3106 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
2900 | |
3107 | |
2901 | PROTOTYPES: DISABLE |
3108 | PROTOTYPES: DISABLE |
2902 | |
3109 | |
… | |
… | |
2955 | coroapi.prepare_nop = prepare_nop; |
3162 | coroapi.prepare_nop = prepare_nop; |
2956 | coroapi.prepare_schedule = prepare_schedule; |
3163 | coroapi.prepare_schedule = prepare_schedule; |
2957 | coroapi.prepare_cede = prepare_cede; |
3164 | coroapi.prepare_cede = prepare_cede; |
2958 | coroapi.prepare_cede_notself = prepare_cede_notself; |
3165 | coroapi.prepare_cede_notself = prepare_cede_notself; |
2959 | |
3166 | |
2960 | { |
3167 | time_init (aTHX); |
2961 | SV **svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0); |
|
|
2962 | |
|
|
2963 | if (!svp) croak ("Time::HiRes is required"); |
|
|
2964 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer"); |
|
|
2965 | |
|
|
2966 | nvtime = INT2PTR (double (*)(), SvIV (*svp)); |
|
|
2967 | |
|
|
2968 | svp = hv_fetch (PL_modglobal, "Time::U2time", 12, 0); |
|
|
2969 | u2time = INT2PTR (void (*)(pTHX_ UV ret[2]), SvIV (*svp)); |
|
|
2970 | } |
|
|
2971 | |
3168 | |
2972 | assert (("PRIO_NORMAL must be 0", !CORO_PRIO_NORMAL)); |
3169 | assert (("PRIO_NORMAL must be 0", !CORO_PRIO_NORMAL)); |
2973 | } |
3170 | } |
2974 | |
3171 | |
2975 | SV * |
3172 | SV * |
2976 | new (char *klass, ...) |
3173 | new (SV *klass, ...) |
2977 | ALIAS: |
3174 | ALIAS: |
2978 | Coro::new = 1 |
3175 | Coro::new = 1 |
2979 | CODE: |
3176 | CODE: |
2980 | { |
3177 | RETVAL = coro_new (aTHX_ ix ? coro_stash : coro_state_stash, &ST (1), items - 1, ix); |
2981 | struct coro *coro; |
3178 | OUTPUT: |
2982 | MAGIC *mg; |
|
|
2983 | HV *hv; |
|
|
2984 | SV *cb; |
|
|
2985 | int i; |
|
|
2986 | |
|
|
2987 | if (items > 1) |
|
|
2988 | { |
|
|
2989 | cb = s_get_cv_croak (ST (1)); |
|
|
2990 | |
|
|
2991 | if (!ix) |
|
|
2992 | { |
|
|
2993 | if (CvISXSUB (cb)) |
|
|
2994 | croak ("Coro::State doesn't support XS functions as coroutine start, caught"); |
|
|
2995 | |
|
|
2996 | if (!CvROOT (cb)) |
|
|
2997 | croak ("Coro::State doesn't support autoloaded or undefined functions as coroutine start, caught"); |
|
|
2998 | } |
|
|
2999 | } |
|
|
3000 | |
|
|
3001 | Newz (0, coro, 1, struct coro); |
|
|
3002 | coro->args = newAV (); |
|
|
3003 | coro->flags = CF_NEW; |
|
|
3004 | |
|
|
3005 | if (coro_first) coro_first->prev = coro; |
|
|
3006 | coro->next = coro_first; |
|
|
3007 | coro_first = coro; |
|
|
3008 | |
|
|
3009 | coro->hv = hv = newHV (); |
|
|
3010 | mg = sv_magicext ((SV *)hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)coro, 0); |
|
|
3011 | mg->mg_flags |= MGf_DUP; |
|
|
3012 | RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1)); |
|
|
3013 | |
|
|
3014 | if (items > 1) |
|
|
3015 | { |
|
|
3016 | av_extend (coro->args, items - 1 + ix - 1); |
|
|
3017 | |
|
|
3018 | if (ix) |
|
|
3019 | { |
|
|
3020 | av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb)); |
|
|
3021 | cb = (SV *)cv_coro_run; |
|
|
3022 | } |
|
|
3023 | |
|
|
3024 | coro->startcv = (CV *)SvREFCNT_inc_NN ((SV *)cb); |
|
|
3025 | |
|
|
3026 | for (i = 2; i < items; i++) |
|
|
3027 | av_push (coro->args, newSVsv (ST (i))); |
|
|
3028 | } |
|
|
3029 | } |
|
|
3030 | OUTPUT: |
|
|
3031 | RETVAL |
3179 | RETVAL |
3032 | |
3180 | |
3033 | void |
3181 | void |
3034 | transfer (...) |
3182 | transfer (...) |
3035 | PROTOTYPE: $$ |
3183 | PROTOTYPE: $$ |
… | |
… | |
3172 | RETVAL = boolSV (coro->flags & ix); |
3320 | RETVAL = boolSV (coro->flags & ix); |
3173 | OUTPUT: |
3321 | OUTPUT: |
3174 | RETVAL |
3322 | RETVAL |
3175 | |
3323 | |
3176 | void |
3324 | void |
3177 | throw (Coro::State self, SV *throw = &PL_sv_undef) |
3325 | throw (Coro::State self, SV *exception = &PL_sv_undef) |
3178 | PROTOTYPE: $;$ |
3326 | PROTOTYPE: $;$ |
3179 | CODE: |
3327 | CODE: |
3180 | { |
3328 | { |
3181 | struct coro *current = SvSTATE_current; |
3329 | struct coro *current = SvSTATE_current; |
3182 | SV **throwp = self == current ? &CORO_THROW : &self->except; |
3330 | SV **exceptionp = self == current ? &CORO_THROW : &self->except; |
3183 | SvREFCNT_dec (*throwp); |
3331 | SvREFCNT_dec (*exceptionp); |
3184 | SvGETMAGIC (throw); |
3332 | SvGETMAGIC (exception); |
3185 | *throwp = SvOK (throw) ? newSVsv (throw) : 0; |
3333 | *exceptionp = SvOK (exception) ? newSVsv (exception) : 0; |
3186 | } |
3334 | } |
3187 | |
3335 | |
3188 | void |
3336 | void |
3189 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
3337 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
3190 | PROTOTYPE: $;$ |
3338 | PROTOTYPE: $;$ |
… | |
… | |
3285 | |
3433 | |
3286 | if (expect_false (current == self)) |
3434 | if (expect_false (current == self)) |
3287 | coro_times_sub (SvSTATE (coro_current)); |
3435 | coro_times_sub (SvSTATE (coro_current)); |
3288 | } |
3436 | } |
3289 | |
3437 | |
|
|
3438 | void |
|
|
3439 | swap_sv (Coro::State coro, SV *sv, SV *swapsv) |
|
|
3440 | CODE: |
|
|
3441 | { |
|
|
3442 | struct coro *current = SvSTATE_current; |
|
|
3443 | |
|
|
3444 | if (current == coro) |
|
|
3445 | SWAP_SVS (current); |
|
|
3446 | |
|
|
3447 | if (!coro->swap_sv) |
|
|
3448 | coro->swap_sv = newAV (); |
|
|
3449 | |
|
|
3450 | av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (sv ))); |
|
|
3451 | av_push (coro->swap_sv, SvREFCNT_inc_NN (SvRV (swapsv))); |
|
|
3452 | |
|
|
3453 | if (current == coro) |
|
|
3454 | SWAP_SVS (current); |
|
|
3455 | } |
|
|
3456 | |
|
|
3457 | |
3290 | MODULE = Coro::State PACKAGE = Coro |
3458 | MODULE = Coro::State PACKAGE = Coro |
3291 | |
3459 | |
3292 | BOOT: |
3460 | BOOT: |
3293 | { |
3461 | { |
3294 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
3462 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
… | |
… | |
3302 | sv_idle = coro_get_sv (aTHX_ "Coro::idle" , TRUE); |
3470 | sv_idle = coro_get_sv (aTHX_ "Coro::idle" , TRUE); |
3303 | |
3471 | |
3304 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
3472 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
3305 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
3473 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
3306 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
3474 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
3307 | cv_coro_state_new = get_cv ("Coro::State::new", 0); SvREADONLY_on (cv_coro_state_new); |
3475 | CvNODEBUG_on (get_cv ("Coro::_pool_handler", 0)); /* work around a debugger bug */ |
3308 | |
3476 | |
3309 | coro_stash = gv_stashpv ("Coro", TRUE); |
3477 | coro_stash = gv_stashpv ("Coro", TRUE); |
3310 | |
3478 | |
3311 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX)); |
3479 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX)); |
3312 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH)); |
3480 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH)); |
3313 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL)); |
3481 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL)); |
… | |
… | |
3331 | sv_setiv (sv, (IV)&coroapi); |
3499 | sv_setiv (sv, (IV)&coroapi); |
3332 | SvREADONLY_on (sv); |
3500 | SvREADONLY_on (sv); |
3333 | } |
3501 | } |
3334 | } |
3502 | } |
3335 | |
3503 | |
|
|
3504 | SV * |
|
|
3505 | async (...) |
|
|
3506 | PROTOTYPE: &@ |
|
|
3507 | CODE: |
|
|
3508 | RETVAL = coro_new (aTHX_ coro_stash, &ST (0), items, 1); |
|
|
3509 | api_ready (aTHX_ RETVAL); |
|
|
3510 | OUTPUT: |
|
|
3511 | RETVAL |
|
|
3512 | |
3336 | void |
3513 | void |
3337 | terminate (...) |
3514 | terminate (...) |
3338 | CODE: |
3515 | CODE: |
3339 | CORO_EXECUTE_SLF_XS (slf_init_terminate); |
3516 | CORO_EXECUTE_SLF_XS (slf_init_terminate); |
3340 | |
3517 | |
… | |
… | |
3374 | _set_readyhook (SV *hook) |
3551 | _set_readyhook (SV *hook) |
3375 | PROTOTYPE: $ |
3552 | PROTOTYPE: $ |
3376 | CODE: |
3553 | CODE: |
3377 | SvREFCNT_dec (coro_readyhook); |
3554 | SvREFCNT_dec (coro_readyhook); |
3378 | SvGETMAGIC (hook); |
3555 | SvGETMAGIC (hook); |
|
|
3556 | if (SvOK (hook)) |
|
|
3557 | { |
3379 | coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0; |
3558 | coro_readyhook = newSVsv (hook); |
|
|
3559 | CORO_READYHOOK = invoke_sv_ready_hook_helper; |
|
|
3560 | } |
|
|
3561 | else |
|
|
3562 | { |
|
|
3563 | coro_readyhook = 0; |
|
|
3564 | CORO_READYHOOK = 0; |
|
|
3565 | } |
3380 | |
3566 | |
3381 | int |
3567 | int |
3382 | prio (Coro::State coro, int newprio = 0) |
3568 | prio (Coro::State coro, int newprio = 0) |
3383 | PROTOTYPE: $;$ |
3569 | PROTOTYPE: $;$ |
3384 | ALIAS: |
3570 | ALIAS: |
… | |
… | |
3448 | for (i = 1; i < items; ++i) |
3634 | for (i = 1; i < items; ++i) |
3449 | av_push (av, SvREFCNT_inc_NN (ST (i))); |
3635 | av_push (av, SvREFCNT_inc_NN (ST (i))); |
3450 | |
3636 | |
3451 | if ((SV *)hv == &PL_sv_undef) |
3637 | if ((SV *)hv == &PL_sv_undef) |
3452 | { |
3638 | { |
3453 | PUSHMARK (SP); |
3639 | SV *sv = coro_new (aTHX_ coro_stash, (SV **)&cv_pool_handler, 1, 1); |
3454 | EXTEND (SP, 2); |
|
|
3455 | PUSHs (sv_Coro); |
|
|
3456 | PUSHs ((SV *)cv_pool_handler); |
|
|
3457 | PUTBACK; |
|
|
3458 | call_sv ((SV *)cv_coro_state_new, G_SCALAR); |
|
|
3459 | SPAGAIN; |
|
|
3460 | |
|
|
3461 | hv = (HV *)SvREFCNT_inc_NN (SvRV (POPs)); |
3640 | hv = (HV *)SvREFCNT_inc_NN (SvRV (sv)); |
|
|
3641 | SvREFCNT_dec (sv); |
3462 | } |
3642 | } |
3463 | |
3643 | |
3464 | { |
3644 | { |
3465 | struct coro *coro = SvSTATE_hv (hv); |
3645 | struct coro *coro = SvSTATE_hv (hv); |
3466 | |
3646 | |
… | |
… | |
3717 | CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__); |
3897 | CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__); |
3718 | sv_setpv ((SV *)slf_cv, proto); |
3898 | sv_setpv ((SV *)slf_cv, proto); |
3719 | sv_magicext ((SV *)slf_cv, (SV *)req_cv, CORO_MAGIC_type_aio, 0, 0, 0); |
3899 | sv_magicext ((SV *)slf_cv, (SV *)req_cv, CORO_MAGIC_type_aio, 0, 0, 0); |
3720 | } |
3900 | } |
3721 | |
3901 | |
|
|
3902 | MODULE = Coro::State PACKAGE = Coro::Select |
|
|
3903 | |
|
|
3904 | void |
|
|
3905 | patch_pp_sselect () |
|
|
3906 | CODE: |
|
|
3907 | if (!coro_old_pp_sselect) |
|
|
3908 | { |
|
|
3909 | coro_select_select = (SV *)get_cv ("Coro::Select::select", 0); |
|
|
3910 | coro_old_pp_sselect = PL_ppaddr [OP_SSELECT]; |
|
|
3911 | PL_ppaddr [OP_SSELECT] = coro_pp_sselect; |
|
|
3912 | } |
|
|
3913 | |
|
|
3914 | void |
|
|
3915 | unpatch_pp_sselect () |
|
|
3916 | CODE: |
|
|
3917 | if (coro_old_pp_sselect) |
|
|
3918 | { |
|
|
3919 | PL_ppaddr [OP_SSELECT] = coro_old_pp_sselect; |
|
|
3920 | coro_old_pp_sselect = 0; |
|
|
3921 | } |
|
|
3922 | |