… | |
… | |
101 | # define CvISXSUB_on(cv) (void)cv |
101 | # define CvISXSUB_on(cv) (void)cv |
102 | #endif |
102 | #endif |
103 | #ifndef CvISXSUB |
103 | #ifndef CvISXSUB |
104 | # define CvISXSUB(cv) (CvXSUB (cv) ? TRUE : FALSE) |
104 | # define CvISXSUB(cv) (CvXSUB (cv) ? TRUE : FALSE) |
105 | #endif |
105 | #endif |
|
|
106 | #ifndef Newx |
|
|
107 | # define Newx(ptr,nitems,type) New (0,ptr,nitems,type) |
|
|
108 | #endif |
106 | |
109 | |
107 | /* 5.8.7 */ |
110 | /* 5.8.7 */ |
108 | #ifndef SvRV_set |
111 | #ifndef SvRV_set |
109 | # define SvRV_set(s,v) SvRV(s) = (v) |
112 | # define SvRV_set(s,v) SvRV(s) = (v) |
110 | #endif |
113 | #endif |
… | |
… | |
130 | #else |
133 | #else |
131 | # define dSTACKLEVEL volatile void *stacklevel |
134 | # define dSTACKLEVEL volatile void *stacklevel |
132 | # define STACKLEVEL ((void *)&stacklevel) |
135 | # define STACKLEVEL ((void *)&stacklevel) |
133 | #endif |
136 | #endif |
134 | |
137 | |
135 | #define IN_DESTRUCT (PL_main_cv == Nullcv) |
138 | #define IN_DESTRUCT PL_dirty |
136 | |
139 | |
137 | #if __GNUC__ >= 3 |
140 | #if __GNUC__ >= 3 |
138 | # define attribute(x) __attribute__(x) |
141 | # define attribute(x) __attribute__(x) |
139 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
142 | # define expect(expr,value) __builtin_expect ((expr), (value)) |
140 | # define INLINE static inline |
143 | # define INLINE static inline |
141 | #else |
144 | #else |
142 | # define attribute(x) |
145 | # define attribute(x) |
143 | # define expect(expr,value) (expr) |
146 | # define expect(expr,value) (expr) |
144 | # define INLINE static |
147 | # define INLINE static |
… | |
… | |
153 | #define GCoroAPI (&coroapi) /* very sneaky */ |
156 | #define GCoroAPI (&coroapi) /* very sneaky */ |
154 | |
157 | |
155 | #ifdef USE_ITHREADS |
158 | #ifdef USE_ITHREADS |
156 | # if CORO_PTHREAD |
159 | # if CORO_PTHREAD |
157 | static void *coro_thx; |
160 | static void *coro_thx; |
|
|
161 | # endif |
|
|
162 | #endif |
|
|
163 | |
|
|
164 | #ifdef __linux |
|
|
165 | # include <time.h> /* for timespec */ |
|
|
166 | # include <syscall.h> /* for SYS_* */ |
|
|
167 | # ifdef SYS_clock_gettime |
|
|
168 | # define coro_clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts)) |
|
|
169 | # define CORO_CLOCK_MONOTONIC 1 |
|
|
170 | # define CORO_CLOCK_THREAD_CPUTIME_ID 3 |
158 | # endif |
171 | # endif |
159 | #endif |
172 | #endif |
160 | |
173 | |
161 | static double (*nvtime)(); /* so why doesn't it take void? */ |
174 | static double (*nvtime)(); /* so why doesn't it take void? */ |
162 | |
175 | |
… | |
… | |
170 | static AV *main_mainstack; /* used to differentiate between $main and others */ |
183 | static AV *main_mainstack; /* used to differentiate between $main and others */ |
171 | static JMPENV *main_top_env; |
184 | static JMPENV *main_top_env; |
172 | static HV *coro_state_stash, *coro_stash; |
185 | static HV *coro_state_stash, *coro_stash; |
173 | static volatile SV *coro_mortal; /* will be freed/thrown after next transfer */ |
186 | static volatile SV *coro_mortal; /* will be freed/thrown after next transfer */ |
174 | |
187 | |
|
|
188 | static AV *av_destroy; /* destruction queue */ |
|
|
189 | static SV *sv_manager; /* the manager coro */ |
|
|
190 | static SV *sv_idle; /* $Coro::idle */ |
|
|
191 | |
175 | static GV *irsgv; /* $/ */ |
192 | static GV *irsgv; /* $/ */ |
176 | static GV *stdoutgv; /* *STDOUT */ |
193 | static GV *stdoutgv; /* *STDOUT */ |
177 | static SV *rv_diehook; |
194 | static SV *rv_diehook; |
178 | static SV *rv_warnhook; |
195 | static SV *rv_warnhook; |
179 | static HV *hv_sig; /* %SIG */ |
196 | static HV *hv_sig; /* %SIG */ |
180 | |
197 | |
181 | /* async_pool helper stuff */ |
198 | /* async_pool helper stuff */ |
182 | static SV *sv_pool_rss; |
199 | static SV *sv_pool_rss; |
183 | static SV *sv_pool_size; |
200 | static SV *sv_pool_size; |
184 | static SV *sv_async_pool_idle; |
201 | static SV *sv_async_pool_idle; /* description string */ |
185 | static AV *av_async_pool; |
202 | static AV *av_async_pool; /* idle pool */ |
186 | static SV *sv_Coro; |
203 | static SV *sv_Coro; /* class string */ |
187 | static CV *cv_pool_handler; |
204 | static CV *cv_pool_handler; |
188 | static CV *cv_coro_new; |
205 | static CV *cv_coro_state_new; |
189 | |
206 | |
190 | /* Coro::AnyEvent */ |
207 | /* Coro::AnyEvent */ |
191 | static SV *sv_activity; |
208 | static SV *sv_activity; |
|
|
209 | |
|
|
210 | /* enable processtime/realtime profiling */ |
|
|
211 | static char profile_times; |
|
|
212 | typedef U32 coro_ts[2]; |
192 | |
213 | |
193 | static struct coro_cctx *cctx_first; |
214 | static struct coro_cctx *cctx_first; |
194 | static int cctx_count, cctx_idle; |
215 | static int cctx_count, cctx_idle; |
195 | |
216 | |
196 | enum { |
217 | enum { |
… | |
… | |
222 | int valgrind_id; |
243 | int valgrind_id; |
223 | #endif |
244 | #endif |
224 | unsigned char flags; |
245 | unsigned char flags; |
225 | } coro_cctx; |
246 | } coro_cctx; |
226 | |
247 | |
|
|
248 | coro_cctx *cctx_current; /* the currently running cctx */ |
|
|
249 | |
|
|
250 | /*****************************************************************************/ |
|
|
251 | |
227 | enum { |
252 | enum { |
228 | CF_RUNNING = 0x0001, /* coroutine is running */ |
253 | CF_RUNNING = 0x0001, /* coroutine is running */ |
229 | CF_READY = 0x0002, /* coroutine is ready */ |
254 | CF_READY = 0x0002, /* coroutine is ready */ |
230 | CF_NEW = 0x0004, /* has never been switched to */ |
255 | CF_NEW = 0x0004, /* has never been switched to */ |
231 | CF_DESTROYED = 0x0008, /* coroutine data has been freed */ |
256 | CF_DESTROYED = 0x0008, /* coroutine data has been freed */ |
|
|
257 | CF_SUSPENDED = 0x0010, /* coroutine can't be scheduled */ |
232 | }; |
258 | }; |
233 | |
259 | |
234 | /* the structure where most of the perl state is stored, overlaid on the cxstack */ |
260 | /* the structure where most of the perl state is stored, overlaid on the cxstack */ |
235 | typedef struct |
261 | typedef struct |
236 | { |
262 | { |
237 | SV *defsv; |
263 | SV *defsv; |
238 | AV *defav; |
264 | AV *defav; |
239 | SV *errsv; |
265 | SV *errsv; |
240 | SV *irsgv; |
266 | SV *irsgv; |
|
|
267 | HV *hinthv; |
241 | #define VAR(name,type) type name; |
268 | #define VAR(name,type) type name; |
242 | # include "state.h" |
269 | # include "state.h" |
243 | #undef VAR |
270 | #undef VAR |
244 | } perl_slots; |
271 | } perl_slots; |
245 | |
272 | |
… | |
… | |
247 | |
274 | |
248 | /* this is a structure representing a perl-level coroutine */ |
275 | /* this is a structure representing a perl-level coroutine */ |
249 | struct coro { |
276 | struct coro { |
250 | /* the C coroutine allocated to this perl coroutine, if any */ |
277 | /* the C coroutine allocated to this perl coroutine, if any */ |
251 | coro_cctx *cctx; |
278 | coro_cctx *cctx; |
|
|
279 | |
|
|
280 | /* ready queue */ |
|
|
281 | struct coro *next_ready; |
252 | |
282 | |
253 | /* state data */ |
283 | /* state data */ |
254 | struct CoroSLF slf_frame; /* saved slf frame */ |
284 | struct CoroSLF slf_frame; /* saved slf frame */ |
255 | AV *mainstack; |
285 | AV *mainstack; |
256 | perl_slots *slot; /* basically the saved sp */ |
286 | perl_slots *slot; /* basically the saved sp */ |
… | |
… | |
273 | /* async_pool */ |
303 | /* async_pool */ |
274 | SV *saved_deffh; |
304 | SV *saved_deffh; |
275 | SV *invoke_cb; |
305 | SV *invoke_cb; |
276 | AV *invoke_av; |
306 | AV *invoke_av; |
277 | |
307 | |
|
|
308 | /* on_enter/on_leave */ |
|
|
309 | AV *on_enter; |
|
|
310 | AV *on_leave; |
|
|
311 | |
278 | /* linked list */ |
312 | /* linked list */ |
279 | struct coro *next, *prev; |
313 | struct coro *next, *prev; |
280 | }; |
314 | }; |
281 | |
315 | |
282 | typedef struct coro *Coro__State; |
316 | typedef struct coro *Coro__State; |
… | |
… | |
287 | /* the mainr easonw e don't support windows process emulation */ |
321 | /* the mainr easonw e don't support windows process emulation */ |
288 | static struct CoroSLF slf_frame; /* the current slf frame */ |
322 | static struct CoroSLF slf_frame; /* the current slf frame */ |
289 | |
323 | |
290 | /** Coro ********************************************************************/ |
324 | /** Coro ********************************************************************/ |
291 | |
325 | |
292 | #define PRIO_MAX 3 |
326 | #define CORO_PRIO_MAX 3 |
293 | #define PRIO_HIGH 1 |
327 | #define CORO_PRIO_HIGH 1 |
294 | #define PRIO_NORMAL 0 |
328 | #define CORO_PRIO_NORMAL 0 |
295 | #define PRIO_LOW -1 |
329 | #define CORO_PRIO_LOW -1 |
296 | #define PRIO_IDLE -3 |
330 | #define CORO_PRIO_IDLE -3 |
297 | #define PRIO_MIN -4 |
331 | #define CORO_PRIO_MIN -4 |
298 | |
332 | |
299 | /* for Coro.pm */ |
333 | /* for Coro.pm */ |
300 | static SV *coro_current; |
334 | static SV *coro_current; |
301 | static SV *coro_readyhook; |
335 | static SV *coro_readyhook; |
302 | static AV *coro_ready [PRIO_MAX - PRIO_MIN + 1]; |
336 | static struct coro *coro_ready [CORO_PRIO_MAX - CORO_PRIO_MIN + 1][2]; /* head|tail */ |
303 | static CV *cv_coro_run, *cv_coro_terminate; |
337 | static CV *cv_coro_run, *cv_coro_terminate; |
304 | static struct coro *coro_first; |
338 | static struct coro *coro_first; |
305 | #define coro_nready coroapi.nready |
339 | #define coro_nready coroapi.nready |
306 | |
340 | |
307 | /** lowlevel stuff **********************************************************/ |
341 | /** lowlevel stuff **********************************************************/ |
… | |
… | |
340 | INLINE CV * |
374 | INLINE CV * |
341 | coro_sv_2cv (pTHX_ SV *sv) |
375 | coro_sv_2cv (pTHX_ SV *sv) |
342 | { |
376 | { |
343 | HV *st; |
377 | HV *st; |
344 | GV *gvp; |
378 | GV *gvp; |
345 | return sv_2cv (sv, &st, &gvp, 0); |
379 | CV *cv = sv_2cv (sv, &st, &gvp, 0); |
|
|
380 | |
|
|
381 | if (!cv) |
|
|
382 | croak ("code reference expected"); |
|
|
383 | |
|
|
384 | return cv; |
346 | } |
385 | } |
|
|
386 | |
|
|
387 | /*****************************************************************************/ |
|
|
388 | /* magic glue */ |
|
|
389 | |
|
|
390 | #define CORO_MAGIC_type_cv 26 |
|
|
391 | #define CORO_MAGIC_type_state PERL_MAGIC_ext |
|
|
392 | |
|
|
393 | #define CORO_MAGIC_NN(sv, type) \ |
|
|
394 | (expect_true (SvMAGIC (sv)->mg_type == type) \ |
|
|
395 | ? SvMAGIC (sv) \ |
|
|
396 | : mg_find (sv, type)) |
|
|
397 | |
|
|
398 | #define CORO_MAGIC(sv, type) \ |
|
|
399 | (expect_true (SvMAGIC (sv)) \ |
|
|
400 | ? CORO_MAGIC_NN (sv, type) \ |
|
|
401 | : 0) |
|
|
402 | |
|
|
403 | #define CORO_MAGIC_cv(cv) CORO_MAGIC (((SV *)(cv)), CORO_MAGIC_type_cv) |
|
|
404 | #define CORO_MAGIC_state(sv) CORO_MAGIC_NN (((SV *)(sv)), CORO_MAGIC_type_state) |
|
|
405 | |
|
|
406 | INLINE struct coro * |
|
|
407 | SvSTATE_ (pTHX_ SV *coro) |
|
|
408 | { |
|
|
409 | HV *stash; |
|
|
410 | MAGIC *mg; |
|
|
411 | |
|
|
412 | if (SvROK (coro)) |
|
|
413 | coro = SvRV (coro); |
|
|
414 | |
|
|
415 | if (expect_false (SvTYPE (coro) != SVt_PVHV)) |
|
|
416 | croak ("Coro::State object required"); |
|
|
417 | |
|
|
418 | stash = SvSTASH (coro); |
|
|
419 | if (expect_false (stash != coro_stash && stash != coro_state_stash)) |
|
|
420 | { |
|
|
421 | /* very slow, but rare, check */ |
|
|
422 | if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State")) |
|
|
423 | croak ("Coro::State object required"); |
|
|
424 | } |
|
|
425 | |
|
|
426 | mg = CORO_MAGIC_state (coro); |
|
|
427 | return (struct coro *)mg->mg_ptr; |
|
|
428 | } |
|
|
429 | |
|
|
430 | #define SvSTATE(sv) SvSTATE_ (aTHX_ (sv)) |
|
|
431 | |
|
|
432 | /* faster than SvSTATE, but expects a coroutine hv */ |
|
|
433 | #define SvSTATE_hv(hv) ((struct coro *)CORO_MAGIC_NN ((SV *)hv, CORO_MAGIC_type_state)->mg_ptr) |
|
|
434 | #define SvSTATE_current SvSTATE_hv (SvRV (coro_current)) |
|
|
435 | |
|
|
436 | /*****************************************************************************/ |
|
|
437 | /* padlist management and caching */ |
347 | |
438 | |
348 | static AV * |
439 | static AV * |
349 | coro_clone_padlist (pTHX_ CV *cv) |
440 | coro_derive_padlist (pTHX_ CV *cv) |
350 | { |
441 | { |
351 | AV *padlist = CvPADLIST (cv); |
442 | AV *padlist = CvPADLIST (cv); |
352 | AV *newpadlist, *newpad; |
443 | AV *newpadlist, *newpad; |
353 | |
444 | |
354 | newpadlist = newAV (); |
445 | newpadlist = newAV (); |
… | |
… | |
359 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); |
450 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); |
360 | #endif |
451 | #endif |
361 | newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; |
452 | newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; |
362 | --AvFILLp (padlist); |
453 | --AvFILLp (padlist); |
363 | |
454 | |
364 | av_store (newpadlist, 0, SvREFCNT_inc_NN (*av_fetch (padlist, 0, FALSE))); |
455 | av_store (newpadlist, 0, SvREFCNT_inc_NN (AvARRAY (padlist)[0])); |
365 | av_store (newpadlist, 1, (SV *)newpad); |
456 | av_store (newpadlist, 1, (SV *)newpad); |
366 | |
457 | |
367 | return newpadlist; |
458 | return newpadlist; |
368 | } |
459 | } |
369 | |
460 | |
370 | static void |
461 | static void |
371 | free_padlist (pTHX_ AV *padlist) |
462 | free_padlist (pTHX_ AV *padlist) |
372 | { |
463 | { |
373 | /* may be during global destruction */ |
464 | /* may be during global destruction */ |
374 | if (SvREFCNT (padlist)) |
465 | if (!IN_DESTRUCT) |
375 | { |
466 | { |
376 | I32 i = AvFILLp (padlist); |
467 | I32 i = AvFILLp (padlist); |
377 | while (i >= 0) |
468 | |
|
|
469 | while (i > 0) /* special-case index 0 */ |
378 | { |
470 | { |
379 | SV **svp = av_fetch (padlist, i--, FALSE); |
471 | /* we try to be extra-careful here */ |
380 | if (svp) |
472 | AV *av = (AV *)AvARRAY (padlist)[i--]; |
381 | { |
473 | I32 j = AvFILLp (av); |
382 | SV *sv; |
474 | |
383 | while (&PL_sv_undef != (sv = av_pop ((AV *)*svp))) |
475 | while (j >= 0) |
|
|
476 | SvREFCNT_dec (AvARRAY (av)[j--]); |
|
|
477 | |
|
|
478 | AvFILLp (av) = -1; |
384 | SvREFCNT_dec (sv); |
479 | SvREFCNT_dec (av); |
385 | |
|
|
386 | SvREFCNT_dec (*svp); |
|
|
387 | } |
|
|
388 | } |
480 | } |
389 | |
481 | |
|
|
482 | SvREFCNT_dec (AvARRAY (padlist)[0]); |
|
|
483 | |
|
|
484 | AvFILLp (padlist) = -1; |
390 | SvREFCNT_dec ((SV*)padlist); |
485 | SvREFCNT_dec ((SV*)padlist); |
391 | } |
486 | } |
392 | } |
487 | } |
393 | |
488 | |
394 | static int |
489 | static int |
395 | coro_cv_free (pTHX_ SV *sv, MAGIC *mg) |
490 | coro_cv_free (pTHX_ SV *sv, MAGIC *mg) |
396 | { |
491 | { |
397 | AV *padlist; |
492 | AV *padlist; |
398 | AV *av = (AV *)mg->mg_obj; |
493 | AV *av = (AV *)mg->mg_obj; |
|
|
494 | |
|
|
495 | /* perl manages to free our internal AV and _then_ call us */ |
|
|
496 | if (IN_DESTRUCT) |
|
|
497 | return; |
399 | |
498 | |
400 | /* casting is fun. */ |
499 | /* casting is fun. */ |
401 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
500 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
402 | free_padlist (aTHX_ padlist); |
501 | free_padlist (aTHX_ padlist); |
403 | |
502 | |
404 | SvREFCNT_dec (av); /* sv_magicext increased the refcount */ |
503 | SvREFCNT_dec (av); /* sv_magicext increased the refcount */ |
405 | |
504 | |
406 | return 0; |
505 | return 0; |
407 | } |
506 | } |
408 | |
|
|
409 | #define CORO_MAGIC_type_cv 26 |
|
|
410 | #define CORO_MAGIC_type_state PERL_MAGIC_ext |
|
|
411 | |
507 | |
412 | static MGVTBL coro_cv_vtbl = { |
508 | static MGVTBL coro_cv_vtbl = { |
413 | 0, 0, 0, 0, |
509 | 0, 0, 0, 0, |
414 | coro_cv_free |
510 | coro_cv_free |
415 | }; |
511 | }; |
416 | |
|
|
417 | #define CORO_MAGIC_NN(sv, type) \ |
|
|
418 | (expect_true (SvMAGIC (sv)->mg_type == type) \ |
|
|
419 | ? SvMAGIC (sv) \ |
|
|
420 | : mg_find (sv, type)) |
|
|
421 | |
|
|
422 | #define CORO_MAGIC(sv, type) \ |
|
|
423 | (expect_true (SvMAGIC (sv)) \ |
|
|
424 | ? CORO_MAGIC_NN (sv, type) \ |
|
|
425 | : 0) |
|
|
426 | |
|
|
427 | #define CORO_MAGIC_cv(cv) CORO_MAGIC (((SV *)(cv)), CORO_MAGIC_type_cv) |
|
|
428 | #define CORO_MAGIC_state(sv) CORO_MAGIC_NN (((SV *)(sv)), CORO_MAGIC_type_state) |
|
|
429 | |
|
|
430 | INLINE struct coro * |
|
|
431 | SvSTATE_ (pTHX_ SV *coro) |
|
|
432 | { |
|
|
433 | HV *stash; |
|
|
434 | MAGIC *mg; |
|
|
435 | |
|
|
436 | if (SvROK (coro)) |
|
|
437 | coro = SvRV (coro); |
|
|
438 | |
|
|
439 | if (expect_false (SvTYPE (coro) != SVt_PVHV)) |
|
|
440 | croak ("Coro::State object required"); |
|
|
441 | |
|
|
442 | stash = SvSTASH (coro); |
|
|
443 | if (expect_false (stash != coro_stash && stash != coro_state_stash)) |
|
|
444 | { |
|
|
445 | /* very slow, but rare, check */ |
|
|
446 | if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State")) |
|
|
447 | croak ("Coro::State object required"); |
|
|
448 | } |
|
|
449 | |
|
|
450 | mg = CORO_MAGIC_state (coro); |
|
|
451 | return (struct coro *)mg->mg_ptr; |
|
|
452 | } |
|
|
453 | |
|
|
454 | #define SvSTATE(sv) SvSTATE_ (aTHX_ (sv)) |
|
|
455 | |
|
|
456 | /* faster than SvSTATE, but expects a coroutine hv */ |
|
|
457 | #define SvSTATE_hv(hv) ((struct coro *)CORO_MAGIC_NN ((SV *)hv, CORO_MAGIC_type_state)->mg_ptr) |
|
|
458 | #define SvSTATE_current SvSTATE_hv (SvRV (coro_current)) |
|
|
459 | |
512 | |
460 | /* the next two functions merely cache the padlists */ |
513 | /* the next two functions merely cache the padlists */ |
461 | static void |
514 | static void |
462 | get_padlist (pTHX_ CV *cv) |
515 | get_padlist (pTHX_ CV *cv) |
463 | { |
516 | { |
… | |
… | |
474 | CV *cp = Perl_cv_clone (aTHX_ cv); |
527 | CV *cp = Perl_cv_clone (aTHX_ cv); |
475 | CvPADLIST (cv) = CvPADLIST (cp); |
528 | CvPADLIST (cv) = CvPADLIST (cp); |
476 | CvPADLIST (cp) = 0; |
529 | CvPADLIST (cp) = 0; |
477 | SvREFCNT_dec (cp); |
530 | SvREFCNT_dec (cp); |
478 | #else |
531 | #else |
479 | CvPADLIST (cv) = coro_clone_padlist (aTHX_ cv); |
532 | CvPADLIST (cv) = coro_derive_padlist (aTHX_ cv); |
480 | #endif |
533 | #endif |
481 | } |
534 | } |
482 | } |
535 | } |
483 | |
536 | |
484 | static void |
537 | static void |
… | |
… | |
491 | mg = sv_magicext ((SV *)cv, (SV *)newAV (), CORO_MAGIC_type_cv, &coro_cv_vtbl, 0, 0); |
544 | mg = sv_magicext ((SV *)cv, (SV *)newAV (), CORO_MAGIC_type_cv, &coro_cv_vtbl, 0, 0); |
492 | |
545 | |
493 | av = (AV *)mg->mg_obj; |
546 | av = (AV *)mg->mg_obj; |
494 | |
547 | |
495 | if (expect_false (AvFILLp (av) >= AvMAX (av))) |
548 | if (expect_false (AvFILLp (av) >= AvMAX (av))) |
496 | av_extend (av, AvMAX (av) + 1); |
549 | av_extend (av, AvFILLp (av) + 1); |
497 | |
550 | |
498 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
551 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
499 | } |
552 | } |
500 | |
553 | |
501 | /** load & save, init *******************************************************/ |
554 | /** load & save, init *******************************************************/ |
|
|
555 | |
|
|
556 | static void |
|
|
557 | on_enterleave_call (pTHX_ SV *cb); |
502 | |
558 | |
503 | static void |
559 | static void |
504 | load_perl (pTHX_ Coro__State c) |
560 | load_perl (pTHX_ Coro__State c) |
505 | { |
561 | { |
506 | perl_slots *slot = c->slot; |
562 | perl_slots *slot = c->slot; |
507 | c->slot = 0; |
563 | c->slot = 0; |
508 | |
564 | |
509 | PL_mainstack = c->mainstack; |
565 | PL_mainstack = c->mainstack; |
510 | |
566 | |
511 | GvSV (PL_defgv) = slot->defsv; |
567 | GvSV (PL_defgv) = slot->defsv; |
512 | GvAV (PL_defgv) = slot->defav; |
568 | GvAV (PL_defgv) = slot->defav; |
513 | GvSV (PL_errgv) = slot->errsv; |
569 | GvSV (PL_errgv) = slot->errsv; |
514 | GvSV (irsgv) = slot->irsgv; |
570 | GvSV (irsgv) = slot->irsgv; |
|
|
571 | GvHV (PL_hintgv) = slot->hinthv; |
515 | |
572 | |
516 | #define VAR(name,type) PL_ ## name = slot->name; |
573 | #define VAR(name,type) PL_ ## name = slot->name; |
517 | # include "state.h" |
574 | # include "state.h" |
518 | #undef VAR |
575 | #undef VAR |
519 | |
576 | |
… | |
… | |
533 | PUTBACK; |
590 | PUTBACK; |
534 | } |
591 | } |
535 | |
592 | |
536 | slf_frame = c->slf_frame; |
593 | slf_frame = c->slf_frame; |
537 | CORO_THROW = c->except; |
594 | CORO_THROW = c->except; |
|
|
595 | |
|
|
596 | if (expect_false (c->on_enter)) |
|
|
597 | { |
|
|
598 | int i; |
|
|
599 | |
|
|
600 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
|
|
601 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
|
|
602 | } |
538 | } |
603 | } |
539 | |
604 | |
540 | static void |
605 | static void |
541 | save_perl (pTHX_ Coro__State c) |
606 | save_perl (pTHX_ Coro__State c) |
542 | { |
607 | { |
|
|
608 | if (expect_false (c->on_leave)) |
|
|
609 | { |
|
|
610 | int i; |
|
|
611 | |
|
|
612 | for (i = AvFILLp (c->on_leave); i >= 0; --i) |
|
|
613 | on_enterleave_call (aTHX_ AvARRAY (c->on_leave)[i]); |
|
|
614 | } |
|
|
615 | |
543 | c->except = CORO_THROW; |
616 | c->except = CORO_THROW; |
544 | c->slf_frame = slf_frame; |
617 | c->slf_frame = slf_frame; |
545 | |
618 | |
546 | { |
619 | { |
547 | dSP; |
620 | dSP; |
… | |
… | |
560 | { |
633 | { |
561 | while (expect_true (cxix >= 0)) |
634 | while (expect_true (cxix >= 0)) |
562 | { |
635 | { |
563 | PERL_CONTEXT *cx = &ccstk[cxix--]; |
636 | PERL_CONTEXT *cx = &ccstk[cxix--]; |
564 | |
637 | |
565 | if (expect_true (CxTYPE (cx) == CXt_SUB || CxTYPE (cx) == CXt_FORMAT)) |
638 | if (expect_true (CxTYPE (cx) == CXt_SUB) || expect_false (CxTYPE (cx) == CXt_FORMAT)) |
566 | { |
639 | { |
567 | CV *cv = cx->blk_sub.cv; |
640 | CV *cv = cx->blk_sub.cv; |
568 | |
641 | |
569 | if (expect_true (CvDEPTH (cv))) |
642 | if (expect_true (CvDEPTH (cv))) |
570 | { |
643 | { |
… | |
… | |
605 | c->mainstack = PL_mainstack; |
678 | c->mainstack = PL_mainstack; |
606 | |
679 | |
607 | { |
680 | { |
608 | perl_slots *slot = c->slot = (perl_slots *)(cxstack + cxstack_ix + 1); |
681 | perl_slots *slot = c->slot = (perl_slots *)(cxstack + cxstack_ix + 1); |
609 | |
682 | |
610 | slot->defav = GvAV (PL_defgv); |
683 | slot->defav = GvAV (PL_defgv); |
611 | slot->defsv = DEFSV; |
684 | slot->defsv = DEFSV; |
612 | slot->errsv = ERRSV; |
685 | slot->errsv = ERRSV; |
613 | slot->irsgv = GvSV (irsgv); |
686 | slot->irsgv = GvSV (irsgv); |
|
|
687 | slot->hinthv = GvHV (PL_hintgv); |
614 | |
688 | |
615 | #define VAR(name,type) slot->name = PL_ ## name; |
689 | #define VAR(name,type) slot->name = PL_ ## name; |
616 | # include "state.h" |
690 | # include "state.h" |
617 | #undef VAR |
691 | #undef VAR |
618 | } |
692 | } |
… | |
… | |
745 | #endif |
819 | #endif |
746 | |
820 | |
747 | /* |
821 | /* |
748 | * This overrides the default magic get method of %SIG elements. |
822 | * This overrides the default magic get method of %SIG elements. |
749 | * The original one doesn't provide for reading back of PL_diehook/PL_warnhook |
823 | * The original one doesn't provide for reading back of PL_diehook/PL_warnhook |
750 | * and instead of tryign to save and restore the hash elements, we just provide |
824 | * and instead of trying to save and restore the hash elements, we just provide |
751 | * readback here. |
825 | * readback here. |
752 | * We only do this when the hook is != 0, as they are often set to 0 temporarily, |
|
|
753 | * not expecting this to actually change the hook. This is a potential problem |
|
|
754 | * when a schedule happens then, but we ignore this. |
|
|
755 | */ |
826 | */ |
756 | static int |
827 | static int |
757 | coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg) |
828 | coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg) |
758 | { |
829 | { |
759 | const char *s = MgPV_nolen_const (mg); |
830 | const char *s = MgPV_nolen_const (mg); |
… | |
… | |
812 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
883 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
813 | |
884 | |
814 | if (svp) |
885 | if (svp) |
815 | { |
886 | { |
816 | SV *old = *svp; |
887 | SV *old = *svp; |
817 | *svp = newSVsv (sv); |
888 | *svp = SvOK (sv) ? newSVsv (sv) : 0; |
818 | SvREFCNT_dec (old); |
889 | SvREFCNT_dec (old); |
819 | return 0; |
890 | return 0; |
820 | } |
891 | } |
821 | } |
892 | } |
822 | |
893 | |
… | |
… | |
832 | |
903 | |
833 | static int |
904 | static int |
834 | slf_check_nop (pTHX_ struct CoroSLF *frame) |
905 | slf_check_nop (pTHX_ struct CoroSLF *frame) |
835 | { |
906 | { |
836 | return 0; |
907 | return 0; |
|
|
908 | } |
|
|
909 | |
|
|
910 | static int |
|
|
911 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
|
|
912 | { |
|
|
913 | return 1; |
837 | } |
914 | } |
838 | |
915 | |
839 | static UNOP coro_setup_op; |
916 | static UNOP coro_setup_op; |
840 | |
917 | |
841 | static void NOINLINE /* noinline to keep it out of the transfer fast path */ |
918 | static void NOINLINE /* noinline to keep it out of the transfer fast path */ |
… | |
… | |
848 | |
925 | |
849 | PL_runops = RUNOPS_DEFAULT; |
926 | PL_runops = RUNOPS_DEFAULT; |
850 | PL_curcop = &PL_compiling; |
927 | PL_curcop = &PL_compiling; |
851 | PL_in_eval = EVAL_NULL; |
928 | PL_in_eval = EVAL_NULL; |
852 | PL_comppad = 0; |
929 | PL_comppad = 0; |
|
|
930 | PL_comppad_name = 0; |
|
|
931 | PL_comppad_name_fill = 0; |
|
|
932 | PL_comppad_name_floor = 0; |
853 | PL_curpm = 0; |
933 | PL_curpm = 0; |
854 | PL_curpad = 0; |
934 | PL_curpad = 0; |
855 | PL_localizing = 0; |
935 | PL_localizing = 0; |
856 | PL_dirty = 0; |
936 | PL_dirty = 0; |
857 | PL_restartop = 0; |
937 | PL_restartop = 0; |
858 | #if PERL_VERSION_ATLEAST (5,10,0) |
938 | #if PERL_VERSION_ATLEAST (5,10,0) |
859 | PL_parser = 0; |
939 | PL_parser = 0; |
860 | #endif |
940 | #endif |
|
|
941 | PL_hints = 0; |
861 | |
942 | |
862 | /* recreate the die/warn hooks */ |
943 | /* recreate the die/warn hooks */ |
863 | PL_diehook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__DIE__" , sizeof ("__DIE__" ) - 1, 1), rv_diehook ); |
944 | PL_diehook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__DIE__" , sizeof ("__DIE__" ) - 1, 1), rv_diehook ); |
864 | PL_warnhook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__WARN__", sizeof ("__WARN__") - 1, 1), rv_warnhook); |
945 | PL_warnhook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__WARN__", sizeof ("__WARN__") - 1, 1), rv_warnhook); |
865 | |
946 | |
866 | GvSV (PL_defgv) = newSV (0); |
947 | GvSV (PL_defgv) = newSV (0); |
867 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
948 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
868 | GvSV (PL_errgv) = newSV (0); |
949 | GvSV (PL_errgv) = newSV (0); |
869 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
950 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
|
|
951 | GvHV (PL_hintgv) = 0; |
870 | PL_rs = newSVsv (GvSV (irsgv)); |
952 | PL_rs = newSVsv (GvSV (irsgv)); |
871 | PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv); |
953 | PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv); |
872 | |
954 | |
873 | { |
955 | { |
874 | dSP; |
956 | dSP; |
… | |
… | |
892 | slf_frame.prepare = prepare_nop; /* provide a nop function for an eventual pp_slf */ |
974 | slf_frame.prepare = prepare_nop; /* provide a nop function for an eventual pp_slf */ |
893 | slf_frame.check = slf_check_nop; /* signal pp_slf to not repeat */ |
975 | slf_frame.check = slf_check_nop; /* signal pp_slf to not repeat */ |
894 | |
976 | |
895 | /* and we have to provide the pp_slf op in any case, so pp_slf can skip it */ |
977 | /* and we have to provide the pp_slf op in any case, so pp_slf can skip it */ |
896 | coro_setup_op.op_next = PL_op; |
978 | coro_setup_op.op_next = PL_op; |
897 | coro_setup_op.op_type = OP_CUSTOM; |
979 | coro_setup_op.op_type = OP_ENTERSUB; |
898 | coro_setup_op.op_ppaddr = pp_slf; |
980 | coro_setup_op.op_ppaddr = pp_slf; |
899 | /* no flags etc. required, as an init function won't be called */ |
981 | /* no flags etc. required, as an init function won't be called */ |
900 | |
982 | |
901 | PL_op = (OP *)&coro_setup_op; |
983 | PL_op = (OP *)&coro_setup_op; |
902 | |
984 | |
903 | /* copy throw, in case it was set before coro_setup */ |
985 | /* copy throw, in case it was set before coro_setup */ |
904 | CORO_THROW = coro->except; |
986 | CORO_THROW = coro->except; |
905 | } |
987 | } |
906 | |
988 | |
907 | static void |
989 | static void |
908 | coro_destruct (pTHX_ struct coro *coro) |
990 | coro_unwind_stacks (pTHX) |
909 | { |
991 | { |
910 | if (!IN_DESTRUCT) |
992 | if (!IN_DESTRUCT) |
911 | { |
993 | { |
912 | /* restore all saved variables and stuff */ |
994 | /* restore all saved variables and stuff */ |
913 | LEAVE_SCOPE (0); |
995 | LEAVE_SCOPE (0); |
… | |
… | |
921 | POPSTACK_TO (PL_mainstack); |
1003 | POPSTACK_TO (PL_mainstack); |
922 | |
1004 | |
923 | /* unwind main stack */ |
1005 | /* unwind main stack */ |
924 | dounwind (-1); |
1006 | dounwind (-1); |
925 | } |
1007 | } |
|
|
1008 | } |
926 | |
1009 | |
927 | SvREFCNT_dec (GvSV (PL_defgv)); |
1010 | static void |
928 | SvREFCNT_dec (GvAV (PL_defgv)); |
1011 | coro_destruct_perl (pTHX_ struct coro *coro) |
929 | SvREFCNT_dec (GvSV (PL_errgv)); |
1012 | { |
930 | SvREFCNT_dec (PL_defoutgv); |
1013 | SV *svf [9]; |
931 | SvREFCNT_dec (PL_rs); |
|
|
932 | SvREFCNT_dec (GvSV (irsgv)); |
|
|
933 | |
1014 | |
934 | SvREFCNT_dec (PL_diehook); |
|
|
935 | SvREFCNT_dec (PL_warnhook); |
|
|
936 | |
1015 | { |
|
|
1016 | struct coro *current = SvSTATE_current; |
|
|
1017 | |
|
|
1018 | assert (("FATAL: tried to destroy currently running coroutine", coro->mainstack != PL_mainstack)); |
|
|
1019 | |
|
|
1020 | save_perl (aTHX_ current); |
|
|
1021 | load_perl (aTHX_ coro); |
|
|
1022 | |
|
|
1023 | coro_unwind_stacks (aTHX); |
|
|
1024 | coro_destruct_stacks (aTHX); |
|
|
1025 | |
|
|
1026 | // now save some sv's to be free'd later |
|
|
1027 | svf [0] = GvSV (PL_defgv); |
|
|
1028 | svf [1] = (SV *)GvAV (PL_defgv); |
|
|
1029 | svf [2] = GvSV (PL_errgv); |
|
|
1030 | svf [3] = (SV *)PL_defoutgv; |
|
|
1031 | svf [4] = PL_rs; |
|
|
1032 | svf [5] = GvSV (irsgv); |
|
|
1033 | svf [6] = (SV *)GvHV (PL_hintgv); |
|
|
1034 | svf [7] = PL_diehook; |
|
|
1035 | svf [8] = PL_warnhook; |
|
|
1036 | assert (9 == sizeof (svf) / sizeof (*svf)); |
|
|
1037 | |
|
|
1038 | load_perl (aTHX_ current); |
|
|
1039 | } |
|
|
1040 | |
|
|
1041 | { |
|
|
1042 | int i; |
|
|
1043 | |
|
|
1044 | for (i = 0; i < sizeof (svf) / sizeof (*svf); ++i) |
|
|
1045 | SvREFCNT_dec (svf [i]); |
|
|
1046 | |
937 | SvREFCNT_dec (coro->saved_deffh); |
1047 | SvREFCNT_dec (coro->saved_deffh); |
938 | SvREFCNT_dec (coro->rouse_cb); |
1048 | SvREFCNT_dec (coro->rouse_cb); |
939 | SvREFCNT_dec (coro->invoke_cb); |
1049 | SvREFCNT_dec (coro->invoke_cb); |
940 | SvREFCNT_dec (coro->invoke_av); |
1050 | SvREFCNT_dec (coro->invoke_av); |
941 | |
1051 | } |
942 | coro_destruct_stacks (aTHX); |
|
|
943 | } |
1052 | } |
944 | |
1053 | |
945 | INLINE void |
1054 | INLINE void |
946 | free_coro_mortal (pTHX) |
1055 | free_coro_mortal (pTHX) |
947 | { |
1056 | { |
… | |
… | |
955 | static int |
1064 | static int |
956 | runops_trace (pTHX) |
1065 | runops_trace (pTHX) |
957 | { |
1066 | { |
958 | COP *oldcop = 0; |
1067 | COP *oldcop = 0; |
959 | int oldcxix = -2; |
1068 | int oldcxix = -2; |
960 | struct coro *coro = SvSTATE_current; /* trace cctx is tied to specific coro */ |
|
|
961 | coro_cctx *cctx = coro->cctx; |
|
|
962 | |
1069 | |
963 | while ((PL_op = CALL_FPTR (PL_op->op_ppaddr) (aTHX))) |
1070 | while ((PL_op = CALL_FPTR (PL_op->op_ppaddr) (aTHX))) |
964 | { |
1071 | { |
965 | PERL_ASYNC_CHECK (); |
1072 | PERL_ASYNC_CHECK (); |
966 | |
1073 | |
967 | if (cctx->flags & CC_TRACE_ALL) |
1074 | if (cctx_current->flags & CC_TRACE_ALL) |
968 | { |
1075 | { |
969 | if (PL_op->op_type == OP_LEAVESUB && cctx->flags & CC_TRACE_SUB) |
1076 | if (PL_op->op_type == OP_LEAVESUB && cctx_current->flags & CC_TRACE_SUB) |
970 | { |
1077 | { |
971 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
1078 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
972 | SV **bot, **top; |
1079 | SV **bot, **top; |
973 | AV *av = newAV (); /* return values */ |
1080 | AV *av = newAV (); /* return values */ |
974 | SV **cb; |
1081 | SV **cb; |
… | |
… | |
1011 | |
1118 | |
1012 | if (PL_curcop != &PL_compiling) |
1119 | if (PL_curcop != &PL_compiling) |
1013 | { |
1120 | { |
1014 | SV **cb; |
1121 | SV **cb; |
1015 | |
1122 | |
1016 | if (oldcxix != cxstack_ix && cctx->flags & CC_TRACE_SUB) |
1123 | if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB) |
1017 | { |
1124 | { |
1018 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
1125 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
1019 | |
1126 | |
1020 | if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix) |
1127 | if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix) |
1021 | { |
1128 | { |
1022 | runops_proc_t old_runops = PL_runops; |
|
|
1023 | dSP; |
1129 | dSP; |
1024 | GV *gv = CvGV (cx->blk_sub.cv); |
1130 | GV *gv = CvGV (cx->blk_sub.cv); |
1025 | SV *fullname = sv_2mortal (newSV (0)); |
1131 | SV *fullname = sv_2mortal (newSV (0)); |
1026 | |
1132 | |
1027 | if (isGV (gv)) |
1133 | if (isGV (gv)) |
… | |
… | |
1045 | } |
1151 | } |
1046 | |
1152 | |
1047 | oldcxix = cxstack_ix; |
1153 | oldcxix = cxstack_ix; |
1048 | } |
1154 | } |
1049 | |
1155 | |
1050 | if (cctx->flags & CC_TRACE_LINE) |
1156 | if (cctx_current->flags & CC_TRACE_LINE) |
1051 | { |
1157 | { |
1052 | dSP; |
1158 | dSP; |
1053 | |
1159 | |
1054 | PL_runops = RUNOPS_DEFAULT; |
1160 | PL_runops = RUNOPS_DEFAULT; |
1055 | ENTER; |
1161 | ENTER; |
… | |
… | |
1074 | |
1180 | |
1075 | TAINT_NOT; |
1181 | TAINT_NOT; |
1076 | return 0; |
1182 | return 0; |
1077 | } |
1183 | } |
1078 | |
1184 | |
1079 | static struct coro_cctx *cctx_ssl_cctx; |
|
|
1080 | static struct CoroSLF cctx_ssl_frame; |
1185 | static struct CoroSLF cctx_ssl_frame; |
1081 | |
1186 | |
1082 | static void |
1187 | static void |
1083 | slf_prepare_set_stacklevel (pTHX_ struct coro_transfer_args *ta) |
1188 | slf_prepare_set_stacklevel (pTHX_ struct coro_transfer_args *ta) |
1084 | { |
1189 | { |
1085 | ta->prev = (struct coro *)cctx_ssl_cctx; |
|
|
1086 | ta->next = 0; |
1190 | ta->prev = 0; |
1087 | } |
1191 | } |
1088 | |
1192 | |
1089 | static int |
1193 | static int |
1090 | slf_check_set_stacklevel (pTHX_ struct CoroSLF *frame) |
1194 | slf_check_set_stacklevel (pTHX_ struct CoroSLF *frame) |
1091 | { |
1195 | { |
… | |
… | |
1094 | return frame->check (aTHX_ frame); /* execute the restored frame - there must be one */ |
1198 | return frame->check (aTHX_ frame); /* execute the restored frame - there must be one */ |
1095 | } |
1199 | } |
1096 | |
1200 | |
1097 | /* initialises PL_top_env and injects a pseudo-slf-call to set the stacklevel */ |
1201 | /* initialises PL_top_env and injects a pseudo-slf-call to set the stacklevel */ |
1098 | static void NOINLINE |
1202 | static void NOINLINE |
1099 | cctx_prepare (pTHX_ coro_cctx *cctx) |
1203 | cctx_prepare (pTHX) |
1100 | { |
1204 | { |
1101 | PL_top_env = &PL_start_env; |
1205 | PL_top_env = &PL_start_env; |
1102 | |
1206 | |
1103 | if (cctx->flags & CC_TRACE) |
1207 | if (cctx_current->flags & CC_TRACE) |
1104 | PL_runops = runops_trace; |
1208 | PL_runops = runops_trace; |
1105 | |
1209 | |
1106 | /* we already must be executing an SLF op, there is no other valid way |
1210 | /* we already must be executing an SLF op, there is no other valid way |
1107 | * that can lead to creation of a new cctx */ |
1211 | * that can lead to creation of a new cctx */ |
1108 | assert (("FATAL: can't prepare slf-less cctx in Coro module (please report)", |
1212 | assert (("FATAL: can't prepare slf-less cctx in Coro module (please report)", |
1109 | slf_frame.prepare && PL_op->op_ppaddr == pp_slf)); |
1213 | slf_frame.prepare && PL_op->op_ppaddr == pp_slf)); |
1110 | |
1214 | |
1111 | /* we must emulate leaving pp_slf, which is done inside slf_check_set_stacklevel */ |
1215 | /* we must emulate leaving pp_slf, which is done inside slf_check_set_stacklevel */ |
1112 | cctx_ssl_cctx = cctx; |
|
|
1113 | cctx_ssl_frame = slf_frame; |
1216 | cctx_ssl_frame = slf_frame; |
1114 | |
1217 | |
1115 | slf_frame.prepare = slf_prepare_set_stacklevel; |
1218 | slf_frame.prepare = slf_prepare_set_stacklevel; |
1116 | slf_frame.check = slf_check_set_stacklevel; |
1219 | slf_frame.check = slf_check_set_stacklevel; |
1117 | } |
1220 | } |
… | |
… | |
1140 | /* normally we would need to skip the entersub here */ |
1243 | /* normally we would need to skip the entersub here */ |
1141 | /* not doing so will re-execute it, which is exactly what we want */ |
1244 | /* not doing so will re-execute it, which is exactly what we want */ |
1142 | /* PL_nop = PL_nop->op_next */ |
1245 | /* PL_nop = PL_nop->op_next */ |
1143 | |
1246 | |
1144 | /* inject a fake subroutine call to cctx_init */ |
1247 | /* inject a fake subroutine call to cctx_init */ |
1145 | cctx_prepare (aTHX_ (coro_cctx *)arg); |
1248 | cctx_prepare (aTHX); |
1146 | |
1249 | |
1147 | /* cctx_run is the alternative tail of transfer() */ |
1250 | /* cctx_run is the alternative tail of transfer() */ |
1148 | transfer_tail (aTHX); |
1251 | transfer_tail (aTHX); |
1149 | |
1252 | |
1150 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
1253 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
… | |
… | |
1158 | /* |
1261 | /* |
1159 | * If perl-run returns we assume exit() was being called or the coro |
1262 | * If perl-run returns we assume exit() was being called or the coro |
1160 | * fell off the end, which seems to be the only valid (non-bug) |
1263 | * fell off the end, which seems to be the only valid (non-bug) |
1161 | * reason for perl_run to return. We try to exit by jumping to the |
1264 | * reason for perl_run to return. We try to exit by jumping to the |
1162 | * bootstrap-time "top" top_env, as we cannot restore the "main" |
1265 | * bootstrap-time "top" top_env, as we cannot restore the "main" |
1163 | * coroutine as Coro has no such concept |
1266 | * coroutine as Coro has no such concept. |
|
|
1267 | * This actually isn't valid with the pthread backend, but OSes requiring |
|
|
1268 | * that backend are too broken to do it in a standards-compliant way. |
1164 | */ |
1269 | */ |
1165 | PL_top_env = main_top_env; |
1270 | PL_top_env = main_top_env; |
1166 | JMPENV_JUMP (2); /* I do not feel well about the hardcoded 2 at all */ |
1271 | JMPENV_JUMP (2); /* I do not feel well about the hardcoded 2 at all */ |
1167 | } |
1272 | } |
1168 | } |
1273 | } |
… | |
… | |
1245 | cctx_destroy (coro_cctx *cctx) |
1350 | cctx_destroy (coro_cctx *cctx) |
1246 | { |
1351 | { |
1247 | if (!cctx) |
1352 | if (!cctx) |
1248 | return; |
1353 | return; |
1249 | |
1354 | |
|
|
1355 | assert (("FATAL: tried to destroy current cctx", cctx != cctx_current));//D temporary? |
|
|
1356 | |
1250 | --cctx_count; |
1357 | --cctx_count; |
1251 | coro_destroy (&cctx->cctx); |
1358 | coro_destroy (&cctx->cctx); |
1252 | |
1359 | |
1253 | /* coro_transfer creates new, empty cctx's */ |
1360 | /* coro_transfer creates new, empty cctx's */ |
1254 | if (cctx->sptr) |
1361 | if (cctx->sptr) |
… | |
… | |
1317 | /* TODO: throwing up here is considered harmful */ |
1424 | /* TODO: throwing up here is considered harmful */ |
1318 | |
1425 | |
1319 | if (expect_true (prev != next)) |
1426 | if (expect_true (prev != next)) |
1320 | { |
1427 | { |
1321 | if (expect_false (!(prev->flags & (CF_RUNNING | CF_NEW)))) |
1428 | if (expect_false (!(prev->flags & (CF_RUNNING | CF_NEW)))) |
1322 | croak ("Coro::State::transfer called with non-running/new prev Coro::State, but can only transfer from running or new states,"); |
1429 | croak ("Coro::State::transfer called with a blocked prev Coro::State, but can only transfer from running or new states,"); |
1323 | |
1430 | |
1324 | if (expect_false (next->flags & CF_RUNNING)) |
|
|
1325 | croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states,"); |
|
|
1326 | |
|
|
1327 | if (expect_false (next->flags & CF_DESTROYED)) |
1431 | if (expect_false (next->flags & (CF_RUNNING | CF_DESTROYED | CF_SUSPENDED))) |
1328 | croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states,"); |
1432 | croak ("Coro::State::transfer called with running, destroyed or suspended next Coro::State, but can only transfer to inactive states,"); |
1329 | |
1433 | |
1330 | #if !PERL_VERSION_ATLEAST (5,10,0) |
1434 | #if !PERL_VERSION_ATLEAST (5,10,0) |
1331 | if (expect_false (PL_lex_state != LEX_NOTPARSING)) |
1435 | if (expect_false (PL_lex_state != LEX_NOTPARSING)) |
1332 | croak ("Coro::State::transfer called while parsing, but this is not supported in your perl version,"); |
1436 | croak ("Coro::State::transfer called while parsing, but this is not supported in your perl version,"); |
1333 | #endif |
1437 | #endif |
… | |
… | |
1339 | transfer (pTHX_ struct coro *prev, struct coro *next, int force_cctx) |
1443 | transfer (pTHX_ struct coro *prev, struct coro *next, int force_cctx) |
1340 | { |
1444 | { |
1341 | dSTACKLEVEL; |
1445 | dSTACKLEVEL; |
1342 | |
1446 | |
1343 | /* sometimes transfer is only called to set idle_sp */ |
1447 | /* sometimes transfer is only called to set idle_sp */ |
1344 | if (expect_false (!next)) |
1448 | if (expect_false (!prev)) |
1345 | { |
1449 | { |
1346 | ((coro_cctx *)prev)->idle_sp = STACKLEVEL; |
1450 | cctx_current->idle_sp = STACKLEVEL; |
1347 | assert (((coro_cctx *)prev)->idle_te = PL_top_env); /* just for the side-effect when asserts are enabled */ |
1451 | assert (cctx_current->idle_te = PL_top_env); /* just for the side-effect when asserts are enabled */ |
1348 | } |
1452 | } |
1349 | else if (expect_true (prev != next)) |
1453 | else if (expect_true (prev != next)) |
1350 | { |
1454 | { |
1351 | coro_cctx *prev__cctx; |
1455 | coro_cctx *cctx_prev; |
1352 | |
1456 | |
1353 | if (expect_false (prev->flags & CF_NEW)) |
1457 | if (expect_false (prev->flags & CF_NEW)) |
1354 | { |
1458 | { |
1355 | /* create a new empty/source context */ |
1459 | /* create a new empty/source context */ |
1356 | prev->cctx = cctx_new_empty (); |
|
|
1357 | prev->flags &= ~CF_NEW; |
1460 | prev->flags &= ~CF_NEW; |
1358 | prev->flags |= CF_RUNNING; |
1461 | prev->flags |= CF_RUNNING; |
1359 | } |
1462 | } |
1360 | |
1463 | |
1361 | prev->flags &= ~CF_RUNNING; |
1464 | prev->flags &= ~CF_RUNNING; |
… | |
… | |
1372 | coro_setup (aTHX_ next); |
1475 | coro_setup (aTHX_ next); |
1373 | } |
1476 | } |
1374 | else |
1477 | else |
1375 | load_perl (aTHX_ next); |
1478 | load_perl (aTHX_ next); |
1376 | |
1479 | |
1377 | prev__cctx = prev->cctx; |
|
|
1378 | |
|
|
1379 | /* possibly untie and reuse the cctx */ |
1480 | /* possibly untie and reuse the cctx */ |
1380 | if (expect_true ( |
1481 | if (expect_true ( |
1381 | prev__cctx->idle_sp == STACKLEVEL |
1482 | cctx_current->idle_sp == STACKLEVEL |
1382 | && !(prev__cctx->flags & CC_TRACE) |
1483 | && !(cctx_current->flags & CC_TRACE) |
1383 | && !force_cctx |
1484 | && !force_cctx |
1384 | )) |
1485 | )) |
1385 | { |
1486 | { |
1386 | /* I assume that stacklevel is a stronger indicator than PL_top_env changes */ |
1487 | /* I assume that stacklevel is a stronger indicator than PL_top_env changes */ |
1387 | assert (("FATAL: current top_env must equal previous top_env in Coro (please report)", PL_top_env == prev__cctx->idle_te)); |
1488 | assert (("FATAL: current top_env must equal previous top_env in Coro (please report)", PL_top_env == cctx_current->idle_te)); |
1388 | |
1489 | |
1389 | prev->cctx = 0; |
|
|
1390 | |
|
|
1391 | /* if the cctx is about to be destroyed we need to make sure we won't see it in cctx_get */ |
1490 | /* if the cctx is about to be destroyed we need to make sure we won't see it in cctx_get. */ |
1392 | /* without this the next cctx_get might destroy the prev__cctx while still in use */ |
1491 | /* without this the next cctx_get might destroy the running cctx while still in use */ |
1393 | if (expect_false (CCTX_EXPIRED (prev__cctx))) |
1492 | if (expect_false (CCTX_EXPIRED (cctx_current))) |
1394 | if (!next->cctx) |
1493 | if (expect_true (!next->cctx)) |
1395 | next->cctx = cctx_get (aTHX); |
1494 | next->cctx = cctx_get (aTHX); |
1396 | |
1495 | |
1397 | cctx_put (prev__cctx); |
1496 | cctx_put (cctx_current); |
1398 | } |
1497 | } |
|
|
1498 | else |
|
|
1499 | prev->cctx = cctx_current; |
1399 | |
1500 | |
1400 | ++next->usecount; |
1501 | ++next->usecount; |
1401 | |
1502 | |
1402 | if (expect_true (!next->cctx)) |
1503 | cctx_prev = cctx_current; |
1403 | next->cctx = cctx_get (aTHX); |
1504 | cctx_current = expect_false (next->cctx) ? next->cctx : cctx_get (aTHX); |
1404 | |
1505 | |
1405 | if (expect_false (prev__cctx != next->cctx)) |
1506 | next->cctx = 0; |
|
|
1507 | |
|
|
1508 | if (expect_false (cctx_prev != cctx_current)) |
1406 | { |
1509 | { |
1407 | prev__cctx->top_env = PL_top_env; |
1510 | cctx_prev->top_env = PL_top_env; |
1408 | PL_top_env = next->cctx->top_env; |
1511 | PL_top_env = cctx_current->top_env; |
1409 | coro_transfer (&prev__cctx->cctx, &next->cctx->cctx); |
1512 | coro_transfer (&cctx_prev->cctx, &cctx_current->cctx); |
1410 | } |
1513 | } |
1411 | |
1514 | |
1412 | transfer_tail (aTHX); |
1515 | transfer_tail (aTHX); |
1413 | } |
1516 | } |
1414 | } |
1517 | } |
… | |
… | |
1422 | coro_state_destroy (pTHX_ struct coro *coro) |
1525 | coro_state_destroy (pTHX_ struct coro *coro) |
1423 | { |
1526 | { |
1424 | if (coro->flags & CF_DESTROYED) |
1527 | if (coro->flags & CF_DESTROYED) |
1425 | return 0; |
1528 | return 0; |
1426 | |
1529 | |
1427 | if (coro->on_destroy) |
1530 | if (coro->on_destroy && !PL_dirty) |
1428 | coro->on_destroy (aTHX_ coro); |
1531 | coro->on_destroy (aTHX_ coro); |
1429 | |
1532 | |
1430 | coro->flags |= CF_DESTROYED; |
1533 | coro->flags |= CF_DESTROYED; |
1431 | |
1534 | |
1432 | if (coro->flags & CF_READY) |
1535 | if (coro->flags & CF_READY) |
… | |
… | |
1436 | --coro_nready; |
1539 | --coro_nready; |
1437 | } |
1540 | } |
1438 | else |
1541 | else |
1439 | coro->flags |= CF_READY; /* make sure it is NOT put into the readyqueue */ |
1542 | coro->flags |= CF_READY; /* make sure it is NOT put into the readyqueue */ |
1440 | |
1543 | |
1441 | if (coro->mainstack && coro->mainstack != main_mainstack) |
1544 | if (coro->mainstack |
1442 | { |
1545 | && coro->mainstack != main_mainstack |
1443 | struct coro temp; |
1546 | && coro->slot |
1444 | |
1547 | && !PL_dirty) |
1445 | assert (("FATAL: tried to destroy currently running coroutine (please report)", !(coro->flags & CF_RUNNING))); |
|
|
1446 | |
|
|
1447 | save_perl (aTHX_ &temp); |
|
|
1448 | load_perl (aTHX_ coro); |
|
|
1449 | |
|
|
1450 | coro_destruct (aTHX_ coro); |
1548 | coro_destruct_perl (aTHX_ coro); |
1451 | |
|
|
1452 | load_perl (aTHX_ &temp); |
|
|
1453 | |
|
|
1454 | coro->slot = 0; |
|
|
1455 | } |
|
|
1456 | |
1549 | |
1457 | cctx_destroy (coro->cctx); |
1550 | cctx_destroy (coro->cctx); |
1458 | SvREFCNT_dec (coro->startcv); |
1551 | SvREFCNT_dec (coro->startcv); |
1459 | SvREFCNT_dec (coro->args); |
1552 | SvREFCNT_dec (coro->args); |
1460 | SvREFCNT_dec (CORO_THROW); |
1553 | SvREFCNT_dec (CORO_THROW); |
… | |
… | |
1547 | /** Coro ********************************************************************/ |
1640 | /** Coro ********************************************************************/ |
1548 | |
1641 | |
1549 | INLINE void |
1642 | INLINE void |
1550 | coro_enq (pTHX_ struct coro *coro) |
1643 | coro_enq (pTHX_ struct coro *coro) |
1551 | { |
1644 | { |
1552 | av_push (coro_ready [coro->prio - PRIO_MIN], SvREFCNT_inc_NN (coro->hv)); |
1645 | struct coro **ready = coro_ready [coro->prio - CORO_PRIO_MIN]; |
1553 | } |
|
|
1554 | |
1646 | |
1555 | INLINE SV * |
1647 | SvREFCNT_inc_NN (coro->hv); |
|
|
1648 | |
|
|
1649 | coro->next_ready = 0; |
|
|
1650 | *(ready [0] ? &ready [1]->next_ready : &ready [0]) = coro; |
|
|
1651 | ready [1] = coro; |
|
|
1652 | } |
|
|
1653 | |
|
|
1654 | INLINE struct coro * |
1556 | coro_deq (pTHX) |
1655 | coro_deq (pTHX) |
1557 | { |
1656 | { |
1558 | int prio; |
1657 | int prio; |
1559 | |
1658 | |
1560 | for (prio = PRIO_MAX - PRIO_MIN + 1; --prio >= 0; ) |
1659 | for (prio = CORO_PRIO_MAX - CORO_PRIO_MIN + 1; --prio >= 0; ) |
1561 | if (AvFILLp (coro_ready [prio]) >= 0) |
1660 | { |
1562 | return av_shift (coro_ready [prio]); |
1661 | struct coro **ready = coro_ready [prio]; |
|
|
1662 | |
|
|
1663 | if (ready [0]) |
|
|
1664 | { |
|
|
1665 | struct coro *coro = ready [0]; |
|
|
1666 | ready [0] = coro->next_ready; |
|
|
1667 | return coro; |
|
|
1668 | } |
|
|
1669 | } |
1563 | |
1670 | |
1564 | return 0; |
1671 | return 0; |
1565 | } |
1672 | } |
1566 | |
1673 | |
1567 | static int |
1674 | static int |
… | |
… | |
1569 | { |
1676 | { |
1570 | struct coro *coro; |
1677 | struct coro *coro; |
1571 | SV *sv_hook; |
1678 | SV *sv_hook; |
1572 | void (*xs_hook)(void); |
1679 | void (*xs_hook)(void); |
1573 | |
1680 | |
1574 | if (SvROK (coro_sv)) |
|
|
1575 | coro_sv = SvRV (coro_sv); |
|
|
1576 | |
|
|
1577 | coro = SvSTATE (coro_sv); |
1681 | coro = SvSTATE (coro_sv); |
1578 | |
1682 | |
1579 | if (coro->flags & CF_READY) |
1683 | if (coro->flags & CF_READY) |
1580 | return 0; |
1684 | return 0; |
1581 | |
1685 | |
… | |
… | |
1612 | api_is_ready (pTHX_ SV *coro_sv) |
1716 | api_is_ready (pTHX_ SV *coro_sv) |
1613 | { |
1717 | { |
1614 | return !!(SvSTATE (coro_sv)->flags & CF_READY); |
1718 | return !!(SvSTATE (coro_sv)->flags & CF_READY); |
1615 | } |
1719 | } |
1616 | |
1720 | |
|
|
1721 | /* expects to own a reference to next->hv */ |
1617 | INLINE void |
1722 | INLINE void |
1618 | prepare_schedule (pTHX_ struct coro_transfer_args *ta) |
1723 | prepare_schedule_to (pTHX_ struct coro_transfer_args *ta, struct coro *next) |
1619 | { |
1724 | { |
1620 | SV *prev_sv, *next_sv; |
|
|
1621 | |
|
|
1622 | for (;;) |
|
|
1623 | { |
|
|
1624 | next_sv = coro_deq (aTHX); |
|
|
1625 | |
|
|
1626 | /* nothing to schedule: call the idle handler */ |
|
|
1627 | if (expect_false (!next_sv)) |
|
|
1628 | { |
|
|
1629 | dSP; |
|
|
1630 | |
|
|
1631 | ENTER; |
|
|
1632 | SAVETMPS; |
|
|
1633 | |
|
|
1634 | PUSHMARK (SP); |
|
|
1635 | PUTBACK; |
|
|
1636 | call_sv (get_sv ("Coro::idle", FALSE), G_VOID | G_DISCARD); |
|
|
1637 | |
|
|
1638 | FREETMPS; |
|
|
1639 | LEAVE; |
|
|
1640 | continue; |
|
|
1641 | } |
|
|
1642 | |
|
|
1643 | ta->next = SvSTATE_hv (next_sv); |
|
|
1644 | |
|
|
1645 | /* cannot transfer to destroyed coros, skip and look for next */ |
|
|
1646 | if (expect_false (ta->next->flags & CF_DESTROYED)) |
|
|
1647 | { |
|
|
1648 | SvREFCNT_dec (next_sv); |
|
|
1649 | /* coro_nready has already been taken care of by destroy */ |
|
|
1650 | continue; |
|
|
1651 | } |
|
|
1652 | |
|
|
1653 | --coro_nready; |
|
|
1654 | break; |
|
|
1655 | } |
|
|
1656 | |
|
|
1657 | /* free this only after the transfer */ |
|
|
1658 | prev_sv = SvRV (coro_current); |
1725 | SV *prev_sv = SvRV (coro_current); |
|
|
1726 | |
1659 | ta->prev = SvSTATE_hv (prev_sv); |
1727 | ta->prev = SvSTATE_hv (prev_sv); |
|
|
1728 | ta->next = next; |
|
|
1729 | |
1660 | TRANSFER_CHECK (*ta); |
1730 | TRANSFER_CHECK (*ta); |
1661 | assert (("FATAL: next coroutine isn't marked as ready in Coro (please report)", ta->next->flags & CF_READY)); |
1731 | |
1662 | ta->next->flags &= ~CF_READY; |
|
|
1663 | SvRV_set (coro_current, next_sv); |
1732 | SvRV_set (coro_current, (SV *)next->hv); |
1664 | |
1733 | |
1665 | free_coro_mortal (aTHX); |
1734 | free_coro_mortal (aTHX); |
1666 | coro_mortal = prev_sv; |
1735 | coro_mortal = prev_sv; |
1667 | } |
1736 | } |
1668 | |
1737 | |
|
|
1738 | static void |
|
|
1739 | prepare_schedule (pTHX_ struct coro_transfer_args *ta) |
|
|
1740 | { |
|
|
1741 | for (;;) |
|
|
1742 | { |
|
|
1743 | struct coro *next = coro_deq (aTHX); |
|
|
1744 | |
|
|
1745 | if (expect_true (next)) |
|
|
1746 | { |
|
|
1747 | /* cannot transfer to destroyed coros, skip and look for next */ |
|
|
1748 | if (expect_false (next->flags & (CF_DESTROYED | CF_SUSPENDED))) |
|
|
1749 | SvREFCNT_dec (next->hv); /* coro_nready has already been taken care of by destroy */ |
|
|
1750 | else |
|
|
1751 | { |
|
|
1752 | next->flags &= ~CF_READY; |
|
|
1753 | --coro_nready; |
|
|
1754 | |
|
|
1755 | prepare_schedule_to (aTHX_ ta, next); |
|
|
1756 | break; |
|
|
1757 | } |
|
|
1758 | } |
|
|
1759 | else |
|
|
1760 | { |
|
|
1761 | /* nothing to schedule: call the idle handler */ |
|
|
1762 | if (SvROK (sv_idle) |
|
|
1763 | && SvOBJECT (SvRV (sv_idle))) |
|
|
1764 | { |
|
|
1765 | ++coro_nready; /* hack so that api_ready doesn't invoke ready hook */ |
|
|
1766 | api_ready (aTHX_ SvRV (sv_idle)); |
|
|
1767 | --coro_nready; |
|
|
1768 | } |
|
|
1769 | else |
|
|
1770 | { |
|
|
1771 | dSP; |
|
|
1772 | |
|
|
1773 | ENTER; |
|
|
1774 | SAVETMPS; |
|
|
1775 | |
|
|
1776 | PUSHMARK (SP); |
|
|
1777 | PUTBACK; |
|
|
1778 | call_sv (sv_idle, G_VOID | G_DISCARD); |
|
|
1779 | |
|
|
1780 | FREETMPS; |
|
|
1781 | LEAVE; |
|
|
1782 | } |
|
|
1783 | } |
|
|
1784 | } |
|
|
1785 | } |
|
|
1786 | |
1669 | INLINE void |
1787 | INLINE void |
1670 | prepare_cede (pTHX_ struct coro_transfer_args *ta) |
1788 | prepare_cede (pTHX_ struct coro_transfer_args *ta) |
1671 | { |
1789 | { |
1672 | api_ready (aTHX_ coro_current); |
1790 | api_ready (aTHX_ coro_current); |
1673 | prepare_schedule (aTHX_ ta); |
1791 | prepare_schedule (aTHX_ ta); |
… | |
… | |
1692 | { |
1810 | { |
1693 | struct coro_transfer_args ta; |
1811 | struct coro_transfer_args ta; |
1694 | |
1812 | |
1695 | prepare_schedule (aTHX_ &ta); |
1813 | prepare_schedule (aTHX_ &ta); |
1696 | TRANSFER (ta, 1); |
1814 | TRANSFER (ta, 1); |
|
|
1815 | } |
|
|
1816 | |
|
|
1817 | static void |
|
|
1818 | api_schedule_to (pTHX_ SV *coro_sv) |
|
|
1819 | { |
|
|
1820 | struct coro_transfer_args ta; |
|
|
1821 | struct coro *next = SvSTATE (coro_sv); |
|
|
1822 | |
|
|
1823 | SvREFCNT_inc_NN (coro_sv); |
|
|
1824 | prepare_schedule_to (aTHX_ &ta, next); |
1697 | } |
1825 | } |
1698 | |
1826 | |
1699 | static int |
1827 | static int |
1700 | api_cede (pTHX) |
1828 | api_cede (pTHX) |
1701 | { |
1829 | { |
… | |
… | |
1730 | static void |
1858 | static void |
1731 | api_trace (pTHX_ SV *coro_sv, int flags) |
1859 | api_trace (pTHX_ SV *coro_sv, int flags) |
1732 | { |
1860 | { |
1733 | struct coro *coro = SvSTATE (coro_sv); |
1861 | struct coro *coro = SvSTATE (coro_sv); |
1734 | |
1862 | |
|
|
1863 | if (coro->flags & CF_RUNNING) |
|
|
1864 | croak ("cannot enable tracing on a running coroutine, caught"); |
|
|
1865 | |
1735 | if (flags & CC_TRACE) |
1866 | if (flags & CC_TRACE) |
1736 | { |
1867 | { |
1737 | if (!coro->cctx) |
1868 | if (!coro->cctx) |
1738 | coro->cctx = cctx_new_run (); |
1869 | coro->cctx = cctx_new_run (); |
1739 | else if (!(coro->cctx->flags & CC_TRACE)) |
1870 | else if (!(coro->cctx->flags & CC_TRACE)) |
1740 | croak ("cannot enable tracing on coroutine with custom stack,"); |
1871 | croak ("cannot enable tracing on coroutine with custom stack, caught"); |
1741 | |
1872 | |
1742 | coro->cctx->flags |= CC_NOREUSE | (flags & (CC_TRACE | CC_TRACE_ALL)); |
1873 | coro->cctx->flags |= CC_NOREUSE | (flags & (CC_TRACE | CC_TRACE_ALL)); |
1743 | } |
1874 | } |
1744 | else if (coro->cctx && coro->cctx->flags & CC_TRACE) |
1875 | else if (coro->cctx && coro->cctx->flags & CC_TRACE) |
1745 | { |
1876 | { |
… | |
… | |
1748 | if (coro->flags & CF_RUNNING) |
1879 | if (coro->flags & CF_RUNNING) |
1749 | PL_runops = RUNOPS_DEFAULT; |
1880 | PL_runops = RUNOPS_DEFAULT; |
1750 | else |
1881 | else |
1751 | coro->slot->runops = RUNOPS_DEFAULT; |
1882 | coro->slot->runops = RUNOPS_DEFAULT; |
1752 | } |
1883 | } |
|
|
1884 | } |
|
|
1885 | |
|
|
1886 | static void |
|
|
1887 | coro_call_on_destroy (pTHX_ struct coro *coro) |
|
|
1888 | { |
|
|
1889 | SV **on_destroyp = hv_fetch (coro->hv, "_on_destroy", sizeof ("_on_destroy") - 1, 0); |
|
|
1890 | SV **statusp = hv_fetch (coro->hv, "_status", sizeof ("_status") - 1, 0); |
|
|
1891 | |
|
|
1892 | if (on_destroyp) |
|
|
1893 | { |
|
|
1894 | AV *on_destroy = (AV *)SvRV (*on_destroyp); |
|
|
1895 | |
|
|
1896 | while (AvFILLp (on_destroy) >= 0) |
|
|
1897 | { |
|
|
1898 | dSP; /* don't disturb outer sp */ |
|
|
1899 | SV *cb = av_pop (on_destroy); |
|
|
1900 | |
|
|
1901 | PUSHMARK (SP); |
|
|
1902 | |
|
|
1903 | if (statusp) |
|
|
1904 | { |
|
|
1905 | int i; |
|
|
1906 | AV *status = (AV *)SvRV (*statusp); |
|
|
1907 | EXTEND (SP, AvFILLp (status) + 1); |
|
|
1908 | |
|
|
1909 | for (i = 0; i <= AvFILLp (status); ++i) |
|
|
1910 | PUSHs (AvARRAY (status)[i]); |
|
|
1911 | } |
|
|
1912 | |
|
|
1913 | PUTBACK; |
|
|
1914 | call_sv (sv_2mortal (cb), G_VOID | G_DISCARD); |
|
|
1915 | } |
|
|
1916 | } |
|
|
1917 | } |
|
|
1918 | |
|
|
1919 | static void |
|
|
1920 | slf_init_terminate (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
|
|
1921 | { |
|
|
1922 | int i; |
|
|
1923 | HV *hv = (HV *)SvRV (coro_current); |
|
|
1924 | AV *av = newAV (); |
|
|
1925 | |
|
|
1926 | av_extend (av, items - 1); |
|
|
1927 | for (i = 0; i < items; ++i) |
|
|
1928 | av_push (av, SvREFCNT_inc_NN (arg [i])); |
|
|
1929 | |
|
|
1930 | hv_store (hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0); |
|
|
1931 | |
|
|
1932 | av_push (av_destroy, (SV *)newRV_inc ((SV *)hv)); /* RVinc for perl */ |
|
|
1933 | api_ready (aTHX_ sv_manager); |
|
|
1934 | |
|
|
1935 | frame->prepare = prepare_schedule; |
|
|
1936 | frame->check = slf_check_repeat; |
|
|
1937 | |
|
|
1938 | /* as a minor optimisation, we could unwind all stacks here */ |
|
|
1939 | /* but that puts extra pressure on pp_slf, and is not worth much */ |
|
|
1940 | /*coro_unwind_stacks (aTHX);*/ |
1753 | } |
1941 | } |
1754 | |
1942 | |
1755 | /*****************************************************************************/ |
1943 | /*****************************************************************************/ |
1756 | /* async pool handler */ |
1944 | /* async pool handler */ |
1757 | |
1945 | |
… | |
… | |
1840 | SV *data = (SV *)GENSUB_ARG; |
2028 | SV *data = (SV *)GENSUB_ARG; |
1841 | |
2029 | |
1842 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2030 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
1843 | { |
2031 | { |
1844 | /* first call, set args */ |
2032 | /* first call, set args */ |
|
|
2033 | SV *coro = SvRV (data); |
1845 | AV *av = newAV (); |
2034 | AV *av = newAV (); |
1846 | SV *coro = SvRV (data); |
|
|
1847 | |
2035 | |
1848 | SvRV_set (data, (SV *)av); |
2036 | SvRV_set (data, (SV *)av); |
1849 | api_ready (aTHX_ coro); |
|
|
1850 | SvREFCNT_dec (coro); |
|
|
1851 | |
2037 | |
1852 | /* better take a full copy of the arguments */ |
2038 | /* better take a full copy of the arguments */ |
1853 | while (items--) |
2039 | while (items--) |
1854 | av_store (av, items, newSVsv (ST (items))); |
2040 | av_store (av, items, newSVsv (ST (items))); |
|
|
2041 | |
|
|
2042 | api_ready (aTHX_ coro); |
|
|
2043 | SvREFCNT_dec (coro); |
1855 | } |
2044 | } |
1856 | |
2045 | |
1857 | XSRETURN_EMPTY; |
2046 | XSRETURN_EMPTY; |
1858 | } |
2047 | } |
1859 | |
2048 | |
… | |
… | |
1876 | |
2065 | |
1877 | EXTEND (SP, AvFILLp (av) + 1); |
2066 | EXTEND (SP, AvFILLp (av) + 1); |
1878 | for (i = 0; i <= AvFILLp (av); ++i) |
2067 | for (i = 0; i <= AvFILLp (av); ++i) |
1879 | PUSHs (sv_2mortal (AvARRAY (av)[i])); |
2068 | PUSHs (sv_2mortal (AvARRAY (av)[i])); |
1880 | |
2069 | |
1881 | /* we have stolen the elements, so ste length to zero and free */ |
2070 | /* we have stolen the elements, so set length to zero and free */ |
1882 | AvFILLp (av) = -1; |
2071 | AvFILLp (av) = -1; |
1883 | av_undef (av); |
2072 | av_undef (av); |
1884 | |
2073 | |
1885 | PUTBACK; |
2074 | PUTBACK; |
1886 | } |
2075 | } |
… | |
… | |
1990 | static void |
2179 | static void |
1991 | slf_init_schedule (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2180 | slf_init_schedule (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
1992 | { |
2181 | { |
1993 | frame->prepare = prepare_schedule; |
2182 | frame->prepare = prepare_schedule; |
1994 | frame->check = slf_check_nop; |
2183 | frame->check = slf_check_nop; |
|
|
2184 | } |
|
|
2185 | |
|
|
2186 | static void |
|
|
2187 | slf_prepare_schedule_to (pTHX_ struct coro_transfer_args *ta) |
|
|
2188 | { |
|
|
2189 | struct coro *next = (struct coro *)slf_frame.data; |
|
|
2190 | |
|
|
2191 | SvREFCNT_inc_NN (next->hv); |
|
|
2192 | prepare_schedule_to (aTHX_ ta, next); |
|
|
2193 | } |
|
|
2194 | |
|
|
2195 | static void |
|
|
2196 | slf_init_schedule_to (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
|
|
2197 | { |
|
|
2198 | if (!items) |
|
|
2199 | croak ("Coro::schedule_to expects a coroutine argument, caught"); |
|
|
2200 | |
|
|
2201 | frame->data = (void *)SvSTATE (arg [0]); |
|
|
2202 | frame->prepare = slf_prepare_schedule_to; |
|
|
2203 | frame->check = slf_check_nop; |
|
|
2204 | } |
|
|
2205 | |
|
|
2206 | static void |
|
|
2207 | slf_init_cede_to (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
|
|
2208 | { |
|
|
2209 | api_ready (aTHX_ SvRV (coro_current)); |
|
|
2210 | |
|
|
2211 | slf_init_schedule_to (aTHX_ frame, cv, arg, items); |
1995 | } |
2212 | } |
1996 | |
2213 | |
1997 | static void |
2214 | static void |
1998 | slf_init_cede (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2215 | slf_init_cede (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
1999 | { |
2216 | { |
… | |
… | |
2145 | } |
2362 | } |
2146 | else |
2363 | else |
2147 | slf_argc = 0; |
2364 | slf_argc = 0; |
2148 | |
2365 | |
2149 | PL_op->op_ppaddr = pp_slf; |
2366 | PL_op->op_ppaddr = pp_slf; |
2150 | PL_op->op_type = OP_CUSTOM; /* maybe we should leave it at entersub? */ |
2367 | /*PL_op->op_type = OP_CUSTOM; /* we do behave like entersub still */ |
2151 | |
2368 | |
2152 | PL_op = (OP *)&slf_restore; |
2369 | PL_op = (OP *)&slf_restore; |
|
|
2370 | } |
|
|
2371 | |
|
|
2372 | /*****************************************************************************/ |
|
|
2373 | /* dynamic wind */ |
|
|
2374 | |
|
|
2375 | static void |
|
|
2376 | on_enterleave_call (pTHX_ SV *cb) |
|
|
2377 | { |
|
|
2378 | dSP; |
|
|
2379 | |
|
|
2380 | PUSHSTACK; |
|
|
2381 | |
|
|
2382 | PUSHMARK (SP); |
|
|
2383 | PUTBACK; |
|
|
2384 | call_sv (cb, G_VOID | G_DISCARD); |
|
|
2385 | SPAGAIN; |
|
|
2386 | |
|
|
2387 | POPSTACK; |
|
|
2388 | } |
|
|
2389 | |
|
|
2390 | static SV * |
|
|
2391 | coro_avp_pop_and_free (pTHX_ AV **avp) |
|
|
2392 | { |
|
|
2393 | AV *av = *avp; |
|
|
2394 | SV *res = av_pop (av); |
|
|
2395 | |
|
|
2396 | if (AvFILLp (av) < 0) |
|
|
2397 | { |
|
|
2398 | *avp = 0; |
|
|
2399 | SvREFCNT_dec (av); |
|
|
2400 | } |
|
|
2401 | |
|
|
2402 | return res; |
|
|
2403 | } |
|
|
2404 | |
|
|
2405 | static void |
|
|
2406 | coro_pop_on_enter (pTHX_ void *coro) |
|
|
2407 | { |
|
|
2408 | SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_enter); |
|
|
2409 | SvREFCNT_dec (cb); |
|
|
2410 | } |
|
|
2411 | |
|
|
2412 | static void |
|
|
2413 | coro_pop_on_leave (pTHX_ void *coro) |
|
|
2414 | { |
|
|
2415 | SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_leave); |
|
|
2416 | on_enterleave_call (aTHX_ sv_2mortal (cb)); |
2153 | } |
2417 | } |
2154 | |
2418 | |
2155 | /*****************************************************************************/ |
2419 | /*****************************************************************************/ |
2156 | /* PerlIO::cede */ |
2420 | /* PerlIO::cede */ |
2157 | |
2421 | |
… | |
… | |
2231 | /* Coro::Semaphore & Coro::Signal */ |
2495 | /* Coro::Semaphore & Coro::Signal */ |
2232 | |
2496 | |
2233 | static SV * |
2497 | static SV * |
2234 | coro_waitarray_new (pTHX_ int count) |
2498 | coro_waitarray_new (pTHX_ int count) |
2235 | { |
2499 | { |
2236 | /* a semaphore contains a counter IV in $sem->[0] and any waiters after that */ |
2500 | /* a waitarray=semaphore contains a counter IV in $sem->[0] and any waiters after that */ |
2237 | AV *av = newAV (); |
2501 | AV *av = newAV (); |
2238 | SV **ary; |
2502 | SV **ary; |
2239 | |
2503 | |
2240 | /* unfortunately, building manually saves memory */ |
2504 | /* unfortunately, building manually saves memory */ |
2241 | Newx (ary, 2, SV *); |
2505 | Newx (ary, 2, SV *); |
2242 | AvALLOC (av) = ary; |
2506 | AvALLOC (av) = ary; |
|
|
2507 | #if PERL_VERSION_ATLEAST (5,10,0) |
2243 | /*AvARRAY (av) = ary;*/ |
2508 | AvARRAY (av) = ary; |
|
|
2509 | #else |
2244 | SvPVX ((SV *)av) = (char *)ary; /* 5.8.8 needs this syntax instead of AvARRAY = ary */ |
2510 | /* 5.8.8 needs this syntax instead of AvARRAY = ary, yet */ |
|
|
2511 | /* -DDEBUGGING flags this as a bug, despite it perfectly working */ |
|
|
2512 | SvPVX ((SV *)av) = (char *)ary; |
|
|
2513 | #endif |
2245 | AvMAX (av) = 1; |
2514 | AvMAX (av) = 1; |
2246 | AvFILLp (av) = 0; |
2515 | AvFILLp (av) = 0; |
2247 | ary [0] = newSViv (count); |
2516 | ary [0] = newSViv (count); |
2248 | |
2517 | |
2249 | return newRV_noinc ((SV *)av); |
2518 | return newRV_noinc ((SV *)av); |
… | |
… | |
2380 | { |
2649 | { |
2381 | /* callback form */ |
2650 | /* callback form */ |
2382 | AV *av = (AV *)SvRV (arg [0]); |
2651 | AV *av = (AV *)SvRV (arg [0]); |
2383 | CV *cb_cv = coro_sv_2cv (aTHX_ arg [1]); |
2652 | CV *cb_cv = coro_sv_2cv (aTHX_ arg [1]); |
2384 | |
2653 | |
2385 | av_push (av, (SV *)SvREFCNT_inc_NN (cb_cv)); |
2654 | av_push (av, SvREFCNT_inc_NN (cb_cv)); |
2386 | |
2655 | |
2387 | if (SvIVX (AvARRAY (av)[0]) > 0) |
2656 | if (SvIVX (AvARRAY (av)[0]) > 0) |
2388 | coro_semaphore_adjust (aTHX_ av, 0); |
2657 | coro_semaphore_adjust (aTHX_ av, 0); |
2389 | |
2658 | |
2390 | frame->prepare = prepare_nop; |
2659 | frame->prepare = prepare_nop; |
… | |
… | |
2414 | AvARRAY (av)[0] = AvARRAY (av)[1]; |
2683 | AvARRAY (av)[0] = AvARRAY (av)[1]; |
2415 | AvARRAY (av)[1] = cb; |
2684 | AvARRAY (av)[1] = cb; |
2416 | |
2685 | |
2417 | cb = av_shift (av); |
2686 | cb = av_shift (av); |
2418 | |
2687 | |
|
|
2688 | if (SvTYPE (cb) == SVt_PVCV) |
|
|
2689 | { |
|
|
2690 | dSP; |
|
|
2691 | PUSHMARK (SP); |
|
|
2692 | XPUSHs (sv_2mortal (newRV_inc ((SV *)av))); |
|
|
2693 | PUTBACK; |
|
|
2694 | call_sv (cb, G_VOID | G_DISCARD | G_EVAL | G_KEEPERR); |
|
|
2695 | } |
|
|
2696 | else |
|
|
2697 | { |
2419 | api_ready (aTHX_ cb); |
2698 | api_ready (aTHX_ cb); |
2420 | sv_setiv (cb, 0); /* signal waiter */ |
2699 | sv_setiv (cb, 0); /* signal waiter */ |
|
|
2700 | } |
|
|
2701 | |
2421 | SvREFCNT_dec (cb); |
2702 | SvREFCNT_dec (cb); |
2422 | |
2703 | |
2423 | --count; |
2704 | --count; |
2424 | } |
2705 | } |
2425 | } |
2706 | } |
… | |
… | |
2434 | static void |
2715 | static void |
2435 | slf_init_signal_wait (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2716 | slf_init_signal_wait (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2436 | { |
2717 | { |
2437 | AV *av = (AV *)SvRV (arg [0]); |
2718 | AV *av = (AV *)SvRV (arg [0]); |
2438 | |
2719 | |
|
|
2720 | if (items >= 2) |
|
|
2721 | { |
|
|
2722 | CV *cb_cv = coro_sv_2cv (aTHX_ arg [1]); |
|
|
2723 | av_push (av, SvREFCNT_inc_NN (cb_cv)); |
|
|
2724 | |
2439 | if (SvIVX (AvARRAY (av)[0])) |
2725 | if (SvIVX (AvARRAY (av)[0])) |
|
|
2726 | coro_signal_wake (aTHX_ av, 1); /* ust be the only waiter */ |
|
|
2727 | |
|
|
2728 | frame->prepare = prepare_nop; |
|
|
2729 | frame->check = slf_check_nop; |
|
|
2730 | } |
|
|
2731 | else if (SvIVX (AvARRAY (av)[0])) |
2440 | { |
2732 | { |
2441 | SvIVX (AvARRAY (av)[0]) = 0; |
2733 | SvIVX (AvARRAY (av)[0]) = 0; |
2442 | frame->prepare = prepare_nop; |
2734 | frame->prepare = prepare_nop; |
2443 | frame->check = slf_check_nop; |
2735 | frame->check = slf_check_nop; |
2444 | } |
2736 | } |
2445 | else |
2737 | else |
2446 | { |
2738 | { |
2447 | SV *waiter = newRV_inc (SvRV (coro_current)); /* owned by signal av */ |
2739 | SV *waiter = newSVsv (coro_current); /* owned by signal av */ |
2448 | |
2740 | |
2449 | av_push (av, waiter); |
2741 | av_push (av, waiter); |
2450 | |
2742 | |
2451 | frame->data = (void *)sv_2mortal (SvREFCNT_inc_NN (waiter)); /* owned by process */ |
2743 | frame->data = (void *)sv_2mortal (SvREFCNT_inc_NN (waiter)); /* owned by process */ |
2452 | frame->prepare = prepare_schedule; |
2744 | frame->prepare = prepare_schedule; |
… | |
… | |
2619 | XSRETURN_EMPTY; |
2911 | XSRETURN_EMPTY; |
2620 | } |
2912 | } |
2621 | |
2913 | |
2622 | /*****************************************************************************/ |
2914 | /*****************************************************************************/ |
2623 | |
2915 | |
|
|
2916 | #if CORO_CLONE |
|
|
2917 | # include "clone.c" |
|
|
2918 | #endif |
|
|
2919 | |
2624 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
2920 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
2625 | |
2921 | |
2626 | PROTOTYPES: DISABLE |
2922 | PROTOTYPES: DISABLE |
2627 | |
2923 | |
2628 | BOOT: |
2924 | BOOT: |
… | |
… | |
2632 | coro_thx = PERL_GET_CONTEXT; |
2928 | coro_thx = PERL_GET_CONTEXT; |
2633 | # endif |
2929 | # endif |
2634 | #endif |
2930 | #endif |
2635 | BOOT_PAGESIZE; |
2931 | BOOT_PAGESIZE; |
2636 | |
2932 | |
|
|
2933 | cctx_current = cctx_new_empty (); |
|
|
2934 | |
2637 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
2935 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
2638 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
2936 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
2639 | |
2937 | |
2640 | orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get; |
2938 | orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get; |
2641 | orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set; |
2939 | orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set; |
… | |
… | |
2660 | |
2958 | |
2661 | { |
2959 | { |
2662 | SV *slf = sv_2mortal (newSViv (PTR2IV (pp_slf))); |
2960 | SV *slf = sv_2mortal (newSViv (PTR2IV (pp_slf))); |
2663 | |
2961 | |
2664 | if (!PL_custom_op_names) PL_custom_op_names = newHV (); |
2962 | if (!PL_custom_op_names) PL_custom_op_names = newHV (); |
2665 | hv_store_ent (PL_custom_op_names, slf, |
2963 | hv_store_ent (PL_custom_op_names, slf, newSVpv ("coro_slf", 0), 0); |
2666 | newSVpv ("coro_slf", 0), 0); |
|
|
2667 | |
2964 | |
2668 | if (!PL_custom_op_descs) PL_custom_op_descs = newHV (); |
2965 | if (!PL_custom_op_descs) PL_custom_op_descs = newHV (); |
2669 | hv_store_ent (PL_custom_op_descs, slf, |
2966 | hv_store_ent (PL_custom_op_descs, slf, newSVpv ("coro schedule like function", 0), 0); |
2670 | newSVpv ("coro schedule like function", 0), 0); |
|
|
2671 | } |
2967 | } |
2672 | |
2968 | |
2673 | coroapi.ver = CORO_API_VERSION; |
2969 | coroapi.ver = CORO_API_VERSION; |
2674 | coroapi.rev = CORO_API_REVISION; |
2970 | coroapi.rev = CORO_API_REVISION; |
2675 | |
2971 | |
… | |
… | |
2689 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer"); |
2985 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer"); |
2690 | |
2986 | |
2691 | nvtime = INT2PTR (double (*)(), SvIV (*svp)); |
2987 | nvtime = INT2PTR (double (*)(), SvIV (*svp)); |
2692 | } |
2988 | } |
2693 | |
2989 | |
2694 | assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL)); |
2990 | assert (("PRIO_NORMAL must be 0", !CORO_PRIO_NORMAL)); |
2695 | } |
2991 | } |
2696 | |
2992 | |
2697 | SV * |
2993 | SV * |
2698 | new (char *klass, ...) |
2994 | new (char *klass, ...) |
2699 | ALIAS: |
2995 | ALIAS: |
… | |
… | |
2768 | void |
3064 | void |
2769 | _exit (int code) |
3065 | _exit (int code) |
2770 | PROTOTYPE: $ |
3066 | PROTOTYPE: $ |
2771 | CODE: |
3067 | CODE: |
2772 | _exit (code); |
3068 | _exit (code); |
|
|
3069 | |
|
|
3070 | SV * |
|
|
3071 | clone (Coro::State coro) |
|
|
3072 | CODE: |
|
|
3073 | { |
|
|
3074 | #if CORO_CLONE |
|
|
3075 | struct coro *ncoro = coro_clone (aTHX_ coro); |
|
|
3076 | MAGIC *mg; |
|
|
3077 | /* TODO: too much duplication */ |
|
|
3078 | ncoro->hv = newHV (); |
|
|
3079 | mg = sv_magicext ((SV *)ncoro->hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)ncoro, 0); |
|
|
3080 | mg->mg_flags |= MGf_DUP; |
|
|
3081 | RETVAL = sv_bless (newRV_noinc ((SV *)ncoro->hv), SvSTASH (coro->hv)); |
|
|
3082 | #else |
|
|
3083 | croak ("Coro::State->clone has not been configured into this installation of Coro, realised"); |
|
|
3084 | #endif |
|
|
3085 | } |
|
|
3086 | OUTPUT: |
|
|
3087 | RETVAL |
2773 | |
3088 | |
2774 | int |
3089 | int |
2775 | cctx_stacksize (int new_stacksize = 0) |
3090 | cctx_stacksize (int new_stacksize = 0) |
2776 | PROTOTYPE: ;$ |
3091 | PROTOTYPE: ;$ |
2777 | CODE: |
3092 | CODE: |
… | |
… | |
2827 | eval = 1 |
3142 | eval = 1 |
2828 | CODE: |
3143 | CODE: |
2829 | { |
3144 | { |
2830 | if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot)) |
3145 | if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot)) |
2831 | { |
3146 | { |
2832 | struct coro temp; |
3147 | struct coro *current = SvSTATE_current; |
2833 | |
3148 | |
2834 | if (!(coro->flags & CF_RUNNING)) |
3149 | if (current != coro) |
2835 | { |
3150 | { |
2836 | PUTBACK; |
3151 | PUTBACK; |
2837 | save_perl (aTHX_ &temp); |
3152 | save_perl (aTHX_ current); |
2838 | load_perl (aTHX_ coro); |
3153 | load_perl (aTHX_ coro); |
|
|
3154 | SPAGAIN; |
2839 | } |
3155 | } |
2840 | |
3156 | |
2841 | { |
|
|
2842 | dSP; |
|
|
2843 | ENTER; |
|
|
2844 | SAVETMPS; |
|
|
2845 | PUTBACK; |
|
|
2846 | PUSHSTACK; |
3157 | PUSHSTACK; |
|
|
3158 | |
2847 | PUSHMARK (SP); |
3159 | PUSHMARK (SP); |
|
|
3160 | PUTBACK; |
2848 | |
3161 | |
2849 | if (ix) |
3162 | if (ix) |
2850 | eval_sv (coderef, 0); |
3163 | eval_sv (coderef, 0); |
2851 | else |
3164 | else |
2852 | call_sv (coderef, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
3165 | call_sv (coderef, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
2853 | |
3166 | |
2854 | POPSTACK; |
3167 | POPSTACK; |
2855 | SPAGAIN; |
3168 | SPAGAIN; |
2856 | FREETMPS; |
|
|
2857 | LEAVE; |
|
|
2858 | PUTBACK; |
|
|
2859 | } |
|
|
2860 | |
3169 | |
2861 | if (!(coro->flags & CF_RUNNING)) |
3170 | if (current != coro) |
2862 | { |
3171 | { |
|
|
3172 | PUTBACK; |
2863 | save_perl (aTHX_ coro); |
3173 | save_perl (aTHX_ coro); |
2864 | load_perl (aTHX_ &temp); |
3174 | load_perl (aTHX_ current); |
2865 | SPAGAIN; |
3175 | SPAGAIN; |
2866 | } |
3176 | } |
2867 | } |
3177 | } |
2868 | } |
3178 | } |
2869 | |
3179 | |
… | |
… | |
2873 | ALIAS: |
3183 | ALIAS: |
2874 | is_ready = CF_READY |
3184 | is_ready = CF_READY |
2875 | is_running = CF_RUNNING |
3185 | is_running = CF_RUNNING |
2876 | is_new = CF_NEW |
3186 | is_new = CF_NEW |
2877 | is_destroyed = CF_DESTROYED |
3187 | is_destroyed = CF_DESTROYED |
|
|
3188 | is_suspended = CF_SUSPENDED |
2878 | CODE: |
3189 | CODE: |
2879 | RETVAL = boolSV (coro->flags & ix); |
3190 | RETVAL = boolSV (coro->flags & ix); |
2880 | OUTPUT: |
3191 | OUTPUT: |
2881 | RETVAL |
3192 | RETVAL |
2882 | |
3193 | |
… | |
… | |
2886 | CODE: |
3197 | CODE: |
2887 | { |
3198 | { |
2888 | struct coro *current = SvSTATE_current; |
3199 | struct coro *current = SvSTATE_current; |
2889 | SV **throwp = self == current ? &CORO_THROW : &self->except; |
3200 | SV **throwp = self == current ? &CORO_THROW : &self->except; |
2890 | SvREFCNT_dec (*throwp); |
3201 | SvREFCNT_dec (*throwp); |
|
|
3202 | SvGETMAGIC (throw); |
2891 | *throwp = SvOK (throw) ? newSVsv (throw) : 0; |
3203 | *throwp = SvOK (throw) ? newSVsv (throw) : 0; |
2892 | } |
3204 | } |
2893 | |
3205 | |
2894 | void |
3206 | void |
2895 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
3207 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
… | |
… | |
2898 | |
3210 | |
2899 | SV * |
3211 | SV * |
2900 | has_cctx (Coro::State coro) |
3212 | has_cctx (Coro::State coro) |
2901 | PROTOTYPE: $ |
3213 | PROTOTYPE: $ |
2902 | CODE: |
3214 | CODE: |
2903 | RETVAL = boolSV (!!coro->cctx); |
3215 | /* maybe manage the running flag differently */ |
|
|
3216 | RETVAL = boolSV (!!coro->cctx || (coro->flags & CF_RUNNING)); |
2904 | OUTPUT: |
3217 | OUTPUT: |
2905 | RETVAL |
3218 | RETVAL |
2906 | |
3219 | |
2907 | int |
3220 | int |
2908 | is_traced (Coro::State coro) |
3221 | is_traced (Coro::State coro) |
… | |
… | |
2928 | |
3241 | |
2929 | void |
3242 | void |
2930 | force_cctx () |
3243 | force_cctx () |
2931 | PROTOTYPE: |
3244 | PROTOTYPE: |
2932 | CODE: |
3245 | CODE: |
2933 | SvSTATE_current->cctx->idle_sp = 0; |
3246 | cctx_current->idle_sp = 0; |
2934 | |
3247 | |
2935 | void |
3248 | void |
2936 | swap_defsv (Coro::State self) |
3249 | swap_defsv (Coro::State self) |
2937 | PROTOTYPE: $ |
3250 | PROTOTYPE: $ |
2938 | ALIAS: |
3251 | ALIAS: |
… | |
… | |
2946 | SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv; |
3259 | SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv; |
2947 | |
3260 | |
2948 | SV *tmp = *src; *src = *dst; *dst = tmp; |
3261 | SV *tmp = *src; *src = *dst; *dst = tmp; |
2949 | } |
3262 | } |
2950 | |
3263 | |
|
|
3264 | void |
|
|
3265 | cancel (Coro::State self) |
|
|
3266 | CODE: |
|
|
3267 | coro_state_destroy (aTHX_ self); |
|
|
3268 | coro_call_on_destroy (aTHX_ self); /* actually only for Coro objects */ |
|
|
3269 | |
2951 | |
3270 | |
2952 | MODULE = Coro::State PACKAGE = Coro |
3271 | MODULE = Coro::State PACKAGE = Coro |
2953 | |
3272 | |
2954 | BOOT: |
3273 | BOOT: |
2955 | { |
3274 | { |
2956 | int i; |
|
|
2957 | |
|
|
2958 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
|
|
2959 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
3275 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
2960 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
3276 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
2961 | cv_coro_run = get_cv ( "Coro::_terminate", GV_ADD); |
3277 | cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD); |
2962 | cv_coro_terminate = get_cv ( "Coro::terminate", GV_ADD); |
3278 | cv_coro_terminate = get_cv ( "Coro::terminate" , GV_ADD); |
2963 | coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); |
3279 | coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current); |
2964 | SvREADONLY_on (coro_current); |
3280 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
|
|
3281 | av_destroy = coro_get_av (aTHX_ "Coro::destroy" , TRUE); |
|
|
3282 | sv_manager = coro_get_sv (aTHX_ "Coro::manager" , TRUE); |
|
|
3283 | sv_idle = coro_get_sv (aTHX_ "Coro::idle" , TRUE); |
2965 | |
3284 | |
2966 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
3285 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
2967 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
3286 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
2968 | cv_pool_handler = get_cv ("Coro::_pool_handler", 0); SvREADONLY_on (cv_pool_handler); |
3287 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
2969 | cv_coro_new = get_cv ("Coro::new", 0); SvREADONLY_on (cv_coro_new); |
3288 | cv_coro_state_new = get_cv ("Coro::State::new", 0); SvREADONLY_on (cv_coro_state_new); |
2970 | |
3289 | |
2971 | coro_stash = gv_stashpv ("Coro", TRUE); |
3290 | coro_stash = gv_stashpv ("Coro", TRUE); |
2972 | |
3291 | |
2973 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX)); |
3292 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX)); |
2974 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH)); |
3293 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH)); |
2975 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL)); |
3294 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL)); |
2976 | newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW)); |
3295 | newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (CORO_PRIO_LOW)); |
2977 | newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE)); |
3296 | newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (CORO_PRIO_IDLE)); |
2978 | newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN)); |
3297 | newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (CORO_PRIO_MIN)); |
2979 | |
|
|
2980 | for (i = PRIO_MAX - PRIO_MIN + 1; i--; ) |
|
|
2981 | coro_ready[i] = newAV (); |
|
|
2982 | |
3298 | |
2983 | { |
3299 | { |
2984 | SV *sv = coro_get_sv (aTHX_ "Coro::API", TRUE); |
3300 | SV *sv = coro_get_sv (aTHX_ "Coro::API", TRUE); |
2985 | |
3301 | |
2986 | coroapi.schedule = api_schedule; |
3302 | coroapi.schedule = api_schedule; |
|
|
3303 | coroapi.schedule_to = api_schedule_to; |
2987 | coroapi.cede = api_cede; |
3304 | coroapi.cede = api_cede; |
2988 | coroapi.cede_notself = api_cede_notself; |
3305 | coroapi.cede_notself = api_cede_notself; |
2989 | coroapi.ready = api_ready; |
3306 | coroapi.ready = api_ready; |
2990 | coroapi.is_ready = api_is_ready; |
3307 | coroapi.is_ready = api_is_ready; |
2991 | coroapi.nready = coro_nready; |
3308 | coroapi.nready = coro_nready; |
… | |
… | |
2996 | SvREADONLY_on (sv); |
3313 | SvREADONLY_on (sv); |
2997 | } |
3314 | } |
2998 | } |
3315 | } |
2999 | |
3316 | |
3000 | void |
3317 | void |
|
|
3318 | terminate (...) |
|
|
3319 | CODE: |
|
|
3320 | CORO_EXECUTE_SLF_XS (slf_init_terminate); |
|
|
3321 | |
|
|
3322 | void |
3001 | schedule (...) |
3323 | schedule (...) |
3002 | CODE: |
3324 | CODE: |
3003 | CORO_EXECUTE_SLF_XS (slf_init_schedule); |
3325 | CORO_EXECUTE_SLF_XS (slf_init_schedule); |
|
|
3326 | |
|
|
3327 | void |
|
|
3328 | schedule_to (...) |
|
|
3329 | CODE: |
|
|
3330 | CORO_EXECUTE_SLF_XS (slf_init_schedule_to); |
|
|
3331 | |
|
|
3332 | void |
|
|
3333 | cede_to (...) |
|
|
3334 | CODE: |
|
|
3335 | CORO_EXECUTE_SLF_XS (slf_init_cede_to); |
3004 | |
3336 | |
3005 | void |
3337 | void |
3006 | cede (...) |
3338 | cede (...) |
3007 | CODE: |
3339 | CODE: |
3008 | CORO_EXECUTE_SLF_XS (slf_init_cede); |
3340 | CORO_EXECUTE_SLF_XS (slf_init_cede); |
… | |
… | |
3022 | void |
3354 | void |
3023 | _set_readyhook (SV *hook) |
3355 | _set_readyhook (SV *hook) |
3024 | PROTOTYPE: $ |
3356 | PROTOTYPE: $ |
3025 | CODE: |
3357 | CODE: |
3026 | SvREFCNT_dec (coro_readyhook); |
3358 | SvREFCNT_dec (coro_readyhook); |
|
|
3359 | SvGETMAGIC (hook); |
3027 | coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0; |
3360 | coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0; |
3028 | |
3361 | |
3029 | int |
3362 | int |
3030 | prio (Coro::State coro, int newprio = 0) |
3363 | prio (Coro::State coro, int newprio = 0) |
3031 | PROTOTYPE: $;$ |
3364 | PROTOTYPE: $;$ |
… | |
… | |
3038 | if (items > 1) |
3371 | if (items > 1) |
3039 | { |
3372 | { |
3040 | if (ix) |
3373 | if (ix) |
3041 | newprio = coro->prio - newprio; |
3374 | newprio = coro->prio - newprio; |
3042 | |
3375 | |
3043 | if (newprio < PRIO_MIN) newprio = PRIO_MIN; |
3376 | if (newprio < CORO_PRIO_MIN) newprio = CORO_PRIO_MIN; |
3044 | if (newprio > PRIO_MAX) newprio = PRIO_MAX; |
3377 | if (newprio > CORO_PRIO_MAX) newprio = CORO_PRIO_MAX; |
3045 | |
3378 | |
3046 | coro->prio = newprio; |
3379 | coro->prio = newprio; |
3047 | } |
3380 | } |
3048 | } |
3381 | } |
3049 | OUTPUT: |
3382 | OUTPUT: |
… | |
… | |
3064 | RETVAL = coro_nready; |
3397 | RETVAL = coro_nready; |
3065 | OUTPUT: |
3398 | OUTPUT: |
3066 | RETVAL |
3399 | RETVAL |
3067 | |
3400 | |
3068 | void |
3401 | void |
|
|
3402 | suspend (Coro::State self) |
|
|
3403 | PROTOTYPE: $ |
|
|
3404 | CODE: |
|
|
3405 | self->flags |= CF_SUSPENDED; |
|
|
3406 | |
|
|
3407 | void |
|
|
3408 | resume (Coro::State self) |
|
|
3409 | PROTOTYPE: $ |
|
|
3410 | CODE: |
|
|
3411 | self->flags &= ~CF_SUSPENDED; |
|
|
3412 | |
|
|
3413 | void |
3069 | _pool_handler (...) |
3414 | _pool_handler (...) |
3070 | CODE: |
3415 | CODE: |
3071 | CORO_EXECUTE_SLF_XS (slf_init_pool_handler); |
3416 | CORO_EXECUTE_SLF_XS (slf_init_pool_handler); |
3072 | |
3417 | |
3073 | void |
3418 | void |
… | |
… | |
3089 | PUSHMARK (SP); |
3434 | PUSHMARK (SP); |
3090 | EXTEND (SP, 2); |
3435 | EXTEND (SP, 2); |
3091 | PUSHs (sv_Coro); |
3436 | PUSHs (sv_Coro); |
3092 | PUSHs ((SV *)cv_pool_handler); |
3437 | PUSHs ((SV *)cv_pool_handler); |
3093 | PUTBACK; |
3438 | PUTBACK; |
3094 | call_sv ((SV *)cv_coro_new, G_SCALAR); |
3439 | call_sv ((SV *)cv_coro_state_new, G_SCALAR); |
3095 | SPAGAIN; |
3440 | SPAGAIN; |
3096 | |
3441 | |
3097 | hv = (HV *)SvREFCNT_inc_NN (SvRV (POPs)); |
3442 | hv = (HV *)SvREFCNT_inc_NN (SvRV (POPs)); |
3098 | } |
3443 | } |
3099 | |
3444 | |
… | |
… | |
3126 | rouse_wait (...) |
3471 | rouse_wait (...) |
3127 | PROTOTYPE: ;$ |
3472 | PROTOTYPE: ;$ |
3128 | PPCODE: |
3473 | PPCODE: |
3129 | CORO_EXECUTE_SLF_XS (slf_init_rouse_wait); |
3474 | CORO_EXECUTE_SLF_XS (slf_init_rouse_wait); |
3130 | |
3475 | |
|
|
3476 | void |
|
|
3477 | on_enter (SV *block) |
|
|
3478 | ALIAS: |
|
|
3479 | on_leave = 1 |
|
|
3480 | PROTOTYPE: & |
|
|
3481 | CODE: |
|
|
3482 | { |
|
|
3483 | struct coro *coro = SvSTATE_current; |
|
|
3484 | AV **avp = ix ? &coro->on_leave : &coro->on_enter; |
|
|
3485 | |
|
|
3486 | block = (SV *)coro_sv_2cv (aTHX_ block); |
|
|
3487 | |
|
|
3488 | if (!*avp) |
|
|
3489 | *avp = newAV (); |
|
|
3490 | |
|
|
3491 | av_push (*avp, SvREFCNT_inc (block)); |
|
|
3492 | |
|
|
3493 | if (!ix) |
|
|
3494 | on_enterleave_call (aTHX_ block); |
|
|
3495 | |
|
|
3496 | LEAVE; /* pp_entersub unfortunately forces an ENTER/LEAVE around XS calls */ |
|
|
3497 | SAVEDESTRUCTOR_X (ix ? coro_pop_on_leave : coro_pop_on_enter, (void *)coro); |
|
|
3498 | ENTER; /* pp_entersub unfortunately forces an ENTER/LEAVE around XS calls */ |
|
|
3499 | } |
|
|
3500 | |
3131 | |
3501 | |
3132 | MODULE = Coro::State PACKAGE = PerlIO::cede |
3502 | MODULE = Coro::State PACKAGE = PerlIO::cede |
3133 | |
3503 | |
3134 | BOOT: |
3504 | BOOT: |
3135 | PerlIO_define_layer (aTHX_ &PerlIO_cede); |
3505 | PerlIO_define_layer (aTHX_ &PerlIO_cede); |
… | |
… | |
3138 | MODULE = Coro::State PACKAGE = Coro::Semaphore |
3508 | MODULE = Coro::State PACKAGE = Coro::Semaphore |
3139 | |
3509 | |
3140 | SV * |
3510 | SV * |
3141 | new (SV *klass, SV *count = 0) |
3511 | new (SV *klass, SV *count = 0) |
3142 | CODE: |
3512 | CODE: |
|
|
3513 | { |
|
|
3514 | int semcnt = 1; |
|
|
3515 | |
|
|
3516 | if (count) |
|
|
3517 | { |
|
|
3518 | SvGETMAGIC (count); |
|
|
3519 | |
|
|
3520 | if (SvOK (count)) |
|
|
3521 | semcnt = SvIV (count); |
|
|
3522 | } |
|
|
3523 | |
3143 | RETVAL = sv_bless ( |
3524 | RETVAL = sv_bless ( |
3144 | coro_waitarray_new (aTHX_ count && SvOK (count) ? SvIV (count) : 1), |
3525 | coro_waitarray_new (aTHX_ semcnt), |
3145 | GvSTASH (CvGV (cv)) |
3526 | GvSTASH (CvGV (cv)) |
3146 | ); |
3527 | ); |
|
|
3528 | } |
3147 | OUTPUT: |
3529 | OUTPUT: |
3148 | RETVAL |
3530 | RETVAL |
3149 | |
3531 | |
3150 | # helper for Coro::Channel |
3532 | # helper for Coro::Channel and others |
3151 | SV * |
3533 | SV * |
3152 | _alloc (int count) |
3534 | _alloc (int count) |
3153 | CODE: |
3535 | CODE: |
3154 | RETVAL = coro_waitarray_new (aTHX_ count); |
3536 | RETVAL = coro_waitarray_new (aTHX_ count); |
3155 | OUTPUT: |
3537 | OUTPUT: |
… | |
… | |
3213 | for (i = 1; i <= wcount; ++i) |
3595 | for (i = 1; i <= wcount; ++i) |
3214 | PUSHs (sv_2mortal (newRV_inc (AvARRAY (av)[i]))); |
3596 | PUSHs (sv_2mortal (newRV_inc (AvARRAY (av)[i]))); |
3215 | } |
3597 | } |
3216 | } |
3598 | } |
3217 | |
3599 | |
|
|
3600 | MODULE = Coro::State PACKAGE = Coro::SemaphoreSet |
|
|
3601 | |
|
|
3602 | void |
|
|
3603 | _may_delete (SV *sem, int count, int extra_refs) |
|
|
3604 | PPCODE: |
|
|
3605 | { |
|
|
3606 | AV *av = (AV *)SvRV (sem); |
|
|
3607 | |
|
|
3608 | if (SvREFCNT ((SV *)av) == 1 + extra_refs |
|
|
3609 | && AvFILLp (av) == 0 /* no waiters, just count */ |
|
|
3610 | && SvIV (AvARRAY (av)[0]) == count) |
|
|
3611 | XSRETURN_YES; |
|
|
3612 | |
|
|
3613 | XSRETURN_NO; |
|
|
3614 | } |
|
|
3615 | |
3218 | MODULE = Coro::State PACKAGE = Coro::Signal |
3616 | MODULE = Coro::State PACKAGE = Coro::Signal |
3219 | |
3617 | |
3220 | SV * |
3618 | SV * |
3221 | new (SV *klass) |
3619 | new (SV *klass) |
3222 | CODE: |
3620 | CODE: |