… | |
… | |
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_state_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; |
… | |
… | |
222 | int valgrind_id; |
239 | int valgrind_id; |
223 | #endif |
240 | #endif |
224 | unsigned char flags; |
241 | unsigned char flags; |
225 | } coro_cctx; |
242 | } coro_cctx; |
226 | |
243 | |
|
|
244 | coro_cctx *cctx_current; /* the currently running cctx */ |
|
|
245 | |
|
|
246 | /*****************************************************************************/ |
|
|
247 | |
227 | enum { |
248 | enum { |
228 | CF_RUNNING = 0x0001, /* coroutine is running */ |
249 | CF_RUNNING = 0x0001, /* coroutine is running */ |
229 | CF_READY = 0x0002, /* coroutine is ready */ |
250 | CF_READY = 0x0002, /* coroutine is ready */ |
230 | CF_NEW = 0x0004, /* has never been switched to */ |
251 | CF_NEW = 0x0004, /* has never been switched to */ |
231 | CF_DESTROYED = 0x0008, /* coroutine data has been freed */ |
252 | CF_DESTROYED = 0x0008, /* coroutine data has been freed */ |
|
|
253 | CF_SUSPENDED = 0x0010, /* coroutine can't be scheduled */ |
232 | }; |
254 | }; |
233 | |
255 | |
234 | /* the structure where most of the perl state is stored, overlaid on the cxstack */ |
256 | /* the structure where most of the perl state is stored, overlaid on the cxstack */ |
235 | typedef struct |
257 | typedef struct |
236 | { |
258 | { |
237 | SV *defsv; |
259 | SV *defsv; |
238 | AV *defav; |
260 | AV *defav; |
239 | SV *errsv; |
261 | SV *errsv; |
240 | SV *irsgv; |
262 | SV *irsgv; |
|
|
263 | HV *hinthv; |
241 | #define VAR(name,type) type name; |
264 | #define VAR(name,type) type name; |
242 | # include "state.h" |
265 | # include "state.h" |
243 | #undef VAR |
266 | #undef VAR |
244 | } perl_slots; |
267 | } perl_slots; |
245 | |
268 | |
… | |
… | |
247 | |
270 | |
248 | /* this is a structure representing a perl-level coroutine */ |
271 | /* this is a structure representing a perl-level coroutine */ |
249 | struct coro { |
272 | struct coro { |
250 | /* the C coroutine allocated to this perl coroutine, if any */ |
273 | /* the C coroutine allocated to this perl coroutine, if any */ |
251 | coro_cctx *cctx; |
274 | coro_cctx *cctx; |
|
|
275 | |
|
|
276 | /* ready queue */ |
|
|
277 | struct coro *next_ready; |
252 | |
278 | |
253 | /* state data */ |
279 | /* state data */ |
254 | struct CoroSLF slf_frame; /* saved slf frame */ |
280 | struct CoroSLF slf_frame; /* saved slf frame */ |
255 | AV *mainstack; |
281 | AV *mainstack; |
256 | perl_slots *slot; /* basically the saved sp */ |
282 | perl_slots *slot; /* basically the saved sp */ |
… | |
… | |
273 | /* async_pool */ |
299 | /* async_pool */ |
274 | SV *saved_deffh; |
300 | SV *saved_deffh; |
275 | SV *invoke_cb; |
301 | SV *invoke_cb; |
276 | AV *invoke_av; |
302 | AV *invoke_av; |
277 | |
303 | |
|
|
304 | /* on_enter/on_leave */ |
|
|
305 | AV *on_enter; |
|
|
306 | AV *on_leave; |
|
|
307 | |
278 | /* linked list */ |
308 | /* linked list */ |
279 | struct coro *next, *prev; |
309 | struct coro *next, *prev; |
280 | }; |
310 | }; |
281 | |
311 | |
282 | typedef struct coro *Coro__State; |
312 | typedef struct coro *Coro__State; |
… | |
… | |
287 | /* the mainr easonw e don't support windows process emulation */ |
317 | /* the mainr easonw e don't support windows process emulation */ |
288 | static struct CoroSLF slf_frame; /* the current slf frame */ |
318 | static struct CoroSLF slf_frame; /* the current slf frame */ |
289 | |
319 | |
290 | /** Coro ********************************************************************/ |
320 | /** Coro ********************************************************************/ |
291 | |
321 | |
292 | #define PRIO_MAX 3 |
322 | #define CORO_PRIO_MAX 3 |
293 | #define PRIO_HIGH 1 |
323 | #define CORO_PRIO_HIGH 1 |
294 | #define PRIO_NORMAL 0 |
324 | #define CORO_PRIO_NORMAL 0 |
295 | #define PRIO_LOW -1 |
325 | #define CORO_PRIO_LOW -1 |
296 | #define PRIO_IDLE -3 |
326 | #define CORO_PRIO_IDLE -3 |
297 | #define PRIO_MIN -4 |
327 | #define CORO_PRIO_MIN -4 |
298 | |
328 | |
299 | /* for Coro.pm */ |
329 | /* for Coro.pm */ |
300 | static SV *coro_current; |
330 | static SV *coro_current; |
301 | static SV *coro_readyhook; |
331 | static SV *coro_readyhook; |
302 | static AV *coro_ready [PRIO_MAX - PRIO_MIN + 1]; |
332 | static struct coro *coro_ready [CORO_PRIO_MAX - CORO_PRIO_MIN + 1][2]; /* head|tail */ |
303 | static CV *cv_coro_run, *cv_coro_terminate; |
333 | static CV *cv_coro_run, *cv_coro_terminate; |
304 | static struct coro *coro_first; |
334 | static struct coro *coro_first; |
305 | #define coro_nready coroapi.nready |
335 | #define coro_nready coroapi.nready |
306 | |
336 | |
307 | /** lowlevel stuff **********************************************************/ |
337 | /** lowlevel stuff **********************************************************/ |
… | |
… | |
340 | INLINE CV * |
370 | INLINE CV * |
341 | coro_sv_2cv (pTHX_ SV *sv) |
371 | coro_sv_2cv (pTHX_ SV *sv) |
342 | { |
372 | { |
343 | HV *st; |
373 | HV *st; |
344 | GV *gvp; |
374 | GV *gvp; |
345 | return sv_2cv (sv, &st, &gvp, 0); |
375 | CV *cv = sv_2cv (sv, &st, &gvp, 0); |
|
|
376 | |
|
|
377 | if (!cv) |
|
|
378 | croak ("code reference expected"); |
|
|
379 | |
|
|
380 | return cv; |
346 | } |
381 | } |
|
|
382 | |
|
|
383 | /*****************************************************************************/ |
|
|
384 | /* magic glue */ |
|
|
385 | |
|
|
386 | #define CORO_MAGIC_type_cv 26 |
|
|
387 | #define CORO_MAGIC_type_state PERL_MAGIC_ext |
|
|
388 | |
|
|
389 | #define CORO_MAGIC_NN(sv, type) \ |
|
|
390 | (expect_true (SvMAGIC (sv)->mg_type == type) \ |
|
|
391 | ? SvMAGIC (sv) \ |
|
|
392 | : mg_find (sv, type)) |
|
|
393 | |
|
|
394 | #define CORO_MAGIC(sv, type) \ |
|
|
395 | (expect_true (SvMAGIC (sv)) \ |
|
|
396 | ? CORO_MAGIC_NN (sv, type) \ |
|
|
397 | : 0) |
|
|
398 | |
|
|
399 | #define CORO_MAGIC_cv(cv) CORO_MAGIC (((SV *)(cv)), CORO_MAGIC_type_cv) |
|
|
400 | #define CORO_MAGIC_state(sv) CORO_MAGIC_NN (((SV *)(sv)), CORO_MAGIC_type_state) |
|
|
401 | |
|
|
402 | INLINE struct coro * |
|
|
403 | SvSTATE_ (pTHX_ SV *coro) |
|
|
404 | { |
|
|
405 | HV *stash; |
|
|
406 | MAGIC *mg; |
|
|
407 | |
|
|
408 | if (SvROK (coro)) |
|
|
409 | coro = SvRV (coro); |
|
|
410 | |
|
|
411 | if (expect_false (SvTYPE (coro) != SVt_PVHV)) |
|
|
412 | croak ("Coro::State object required"); |
|
|
413 | |
|
|
414 | stash = SvSTASH (coro); |
|
|
415 | if (expect_false (stash != coro_stash && stash != coro_state_stash)) |
|
|
416 | { |
|
|
417 | /* very slow, but rare, check */ |
|
|
418 | if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State")) |
|
|
419 | croak ("Coro::State object required"); |
|
|
420 | } |
|
|
421 | |
|
|
422 | mg = CORO_MAGIC_state (coro); |
|
|
423 | return (struct coro *)mg->mg_ptr; |
|
|
424 | } |
|
|
425 | |
|
|
426 | #define SvSTATE(sv) SvSTATE_ (aTHX_ (sv)) |
|
|
427 | |
|
|
428 | /* faster than SvSTATE, but expects a coroutine hv */ |
|
|
429 | #define SvSTATE_hv(hv) ((struct coro *)CORO_MAGIC_NN ((SV *)hv, CORO_MAGIC_type_state)->mg_ptr) |
|
|
430 | #define SvSTATE_current SvSTATE_hv (SvRV (coro_current)) |
|
|
431 | |
|
|
432 | /*****************************************************************************/ |
|
|
433 | /* padlist management and caching */ |
347 | |
434 | |
348 | static AV * |
435 | static AV * |
349 | coro_clone_padlist (pTHX_ CV *cv) |
436 | coro_derive_padlist (pTHX_ CV *cv) |
350 | { |
437 | { |
351 | AV *padlist = CvPADLIST (cv); |
438 | AV *padlist = CvPADLIST (cv); |
352 | AV *newpadlist, *newpad; |
439 | AV *newpadlist, *newpad; |
353 | |
440 | |
354 | newpadlist = newAV (); |
441 | newpadlist = newAV (); |
… | |
… | |
359 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); |
446 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); |
360 | #endif |
447 | #endif |
361 | newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; |
448 | newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; |
362 | --AvFILLp (padlist); |
449 | --AvFILLp (padlist); |
363 | |
450 | |
364 | av_store (newpadlist, 0, SvREFCNT_inc_NN (*av_fetch (padlist, 0, FALSE))); |
451 | av_store (newpadlist, 0, SvREFCNT_inc_NN (AvARRAY (padlist)[0])); |
365 | av_store (newpadlist, 1, (SV *)newpad); |
452 | av_store (newpadlist, 1, (SV *)newpad); |
366 | |
453 | |
367 | return newpadlist; |
454 | return newpadlist; |
368 | } |
455 | } |
369 | |
456 | |
370 | static void |
457 | static void |
371 | free_padlist (pTHX_ AV *padlist) |
458 | free_padlist (pTHX_ AV *padlist) |
372 | { |
459 | { |
373 | /* may be during global destruction */ |
460 | /* may be during global destruction */ |
374 | if (SvREFCNT (padlist)) |
461 | if (!IN_DESTRUCT) |
375 | { |
462 | { |
376 | I32 i = AvFILLp (padlist); |
463 | I32 i = AvFILLp (padlist); |
377 | while (i >= 0) |
464 | |
|
|
465 | while (i > 0) /* special-case index 0 */ |
378 | { |
466 | { |
379 | SV **svp = av_fetch (padlist, i--, FALSE); |
467 | /* we try to be extra-careful here */ |
380 | if (svp) |
468 | AV *av = (AV *)AvARRAY (padlist)[i--]; |
381 | { |
469 | I32 j = AvFILLp (av); |
382 | SV *sv; |
470 | |
383 | while (&PL_sv_undef != (sv = av_pop ((AV *)*svp))) |
471 | while (j >= 0) |
|
|
472 | SvREFCNT_dec (AvARRAY (av)[j--]); |
|
|
473 | |
|
|
474 | AvFILLp (av) = -1; |
384 | SvREFCNT_dec (sv); |
475 | SvREFCNT_dec (av); |
385 | |
|
|
386 | SvREFCNT_dec (*svp); |
|
|
387 | } |
|
|
388 | } |
476 | } |
389 | |
477 | |
|
|
478 | SvREFCNT_dec (AvARRAY (padlist)[0]); |
|
|
479 | |
|
|
480 | AvFILLp (padlist) = -1; |
390 | SvREFCNT_dec ((SV*)padlist); |
481 | SvREFCNT_dec ((SV*)padlist); |
391 | } |
482 | } |
392 | } |
483 | } |
393 | |
484 | |
394 | static int |
485 | static int |
395 | coro_cv_free (pTHX_ SV *sv, MAGIC *mg) |
486 | coro_cv_free (pTHX_ SV *sv, MAGIC *mg) |
396 | { |
487 | { |
397 | AV *padlist; |
488 | AV *padlist; |
398 | AV *av = (AV *)mg->mg_obj; |
489 | AV *av = (AV *)mg->mg_obj; |
|
|
490 | |
|
|
491 | /* perl manages to free our internal AV and _then_ call us */ |
|
|
492 | if (IN_DESTRUCT) |
|
|
493 | return; |
399 | |
494 | |
400 | /* casting is fun. */ |
495 | /* casting is fun. */ |
401 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
496 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
402 | free_padlist (aTHX_ padlist); |
497 | free_padlist (aTHX_ padlist); |
403 | |
498 | |
404 | SvREFCNT_dec (av); /* sv_magicext increased the refcount */ |
499 | SvREFCNT_dec (av); /* sv_magicext increased the refcount */ |
405 | |
500 | |
406 | return 0; |
501 | return 0; |
407 | } |
502 | } |
408 | |
|
|
409 | #define CORO_MAGIC_type_cv 26 |
|
|
410 | #define CORO_MAGIC_type_state PERL_MAGIC_ext |
|
|
411 | |
503 | |
412 | static MGVTBL coro_cv_vtbl = { |
504 | static MGVTBL coro_cv_vtbl = { |
413 | 0, 0, 0, 0, |
505 | 0, 0, 0, 0, |
414 | coro_cv_free |
506 | coro_cv_free |
415 | }; |
507 | }; |
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 | |
508 | |
460 | /* the next two functions merely cache the padlists */ |
509 | /* the next two functions merely cache the padlists */ |
461 | static void |
510 | static void |
462 | get_padlist (pTHX_ CV *cv) |
511 | get_padlist (pTHX_ CV *cv) |
463 | { |
512 | { |
… | |
… | |
474 | CV *cp = Perl_cv_clone (aTHX_ cv); |
523 | CV *cp = Perl_cv_clone (aTHX_ cv); |
475 | CvPADLIST (cv) = CvPADLIST (cp); |
524 | CvPADLIST (cv) = CvPADLIST (cp); |
476 | CvPADLIST (cp) = 0; |
525 | CvPADLIST (cp) = 0; |
477 | SvREFCNT_dec (cp); |
526 | SvREFCNT_dec (cp); |
478 | #else |
527 | #else |
479 | CvPADLIST (cv) = coro_clone_padlist (aTHX_ cv); |
528 | CvPADLIST (cv) = coro_derive_padlist (aTHX_ cv); |
480 | #endif |
529 | #endif |
481 | } |
530 | } |
482 | } |
531 | } |
483 | |
532 | |
484 | static void |
533 | static void |
… | |
… | |
491 | mg = sv_magicext ((SV *)cv, (SV *)newAV (), CORO_MAGIC_type_cv, &coro_cv_vtbl, 0, 0); |
540 | mg = sv_magicext ((SV *)cv, (SV *)newAV (), CORO_MAGIC_type_cv, &coro_cv_vtbl, 0, 0); |
492 | |
541 | |
493 | av = (AV *)mg->mg_obj; |
542 | av = (AV *)mg->mg_obj; |
494 | |
543 | |
495 | if (expect_false (AvFILLp (av) >= AvMAX (av))) |
544 | if (expect_false (AvFILLp (av) >= AvMAX (av))) |
496 | av_extend (av, AvMAX (av) + 1); |
545 | av_extend (av, AvFILLp (av) + 1); |
497 | |
546 | |
498 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
547 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
499 | } |
548 | } |
500 | |
549 | |
501 | /** load & save, init *******************************************************/ |
550 | /** load & save, init *******************************************************/ |
|
|
551 | |
|
|
552 | static void |
|
|
553 | on_enterleave_call (pTHX_ SV *cb); |
502 | |
554 | |
503 | static void |
555 | static void |
504 | load_perl (pTHX_ Coro__State c) |
556 | load_perl (pTHX_ Coro__State c) |
505 | { |
557 | { |
506 | perl_slots *slot = c->slot; |
558 | perl_slots *slot = c->slot; |
507 | c->slot = 0; |
559 | c->slot = 0; |
508 | |
560 | |
509 | PL_mainstack = c->mainstack; |
561 | PL_mainstack = c->mainstack; |
510 | |
562 | |
511 | GvSV (PL_defgv) = slot->defsv; |
563 | GvSV (PL_defgv) = slot->defsv; |
512 | GvAV (PL_defgv) = slot->defav; |
564 | GvAV (PL_defgv) = slot->defav; |
513 | GvSV (PL_errgv) = slot->errsv; |
565 | GvSV (PL_errgv) = slot->errsv; |
514 | GvSV (irsgv) = slot->irsgv; |
566 | GvSV (irsgv) = slot->irsgv; |
|
|
567 | GvHV (PL_hintgv) = slot->hinthv; |
515 | |
568 | |
516 | #define VAR(name,type) PL_ ## name = slot->name; |
569 | #define VAR(name,type) PL_ ## name = slot->name; |
517 | # include "state.h" |
570 | # include "state.h" |
518 | #undef VAR |
571 | #undef VAR |
519 | |
572 | |
… | |
… | |
533 | PUTBACK; |
586 | PUTBACK; |
534 | } |
587 | } |
535 | |
588 | |
536 | slf_frame = c->slf_frame; |
589 | slf_frame = c->slf_frame; |
537 | CORO_THROW = c->except; |
590 | CORO_THROW = c->except; |
|
|
591 | |
|
|
592 | if (expect_false (c->on_enter)) |
|
|
593 | { |
|
|
594 | int i; |
|
|
595 | |
|
|
596 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
|
|
597 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
|
|
598 | } |
538 | } |
599 | } |
539 | |
600 | |
540 | static void |
601 | static void |
541 | save_perl (pTHX_ Coro__State c) |
602 | save_perl (pTHX_ Coro__State c) |
542 | { |
603 | { |
|
|
604 | if (expect_false (c->on_leave)) |
|
|
605 | { |
|
|
606 | int i; |
|
|
607 | |
|
|
608 | for (i = AvFILLp (c->on_leave); i >= 0; --i) |
|
|
609 | on_enterleave_call (aTHX_ AvARRAY (c->on_leave)[i]); |
|
|
610 | } |
|
|
611 | |
543 | c->except = CORO_THROW; |
612 | c->except = CORO_THROW; |
544 | c->slf_frame = slf_frame; |
613 | c->slf_frame = slf_frame; |
545 | |
614 | |
546 | { |
615 | { |
547 | dSP; |
616 | dSP; |
… | |
… | |
560 | { |
629 | { |
561 | while (expect_true (cxix >= 0)) |
630 | while (expect_true (cxix >= 0)) |
562 | { |
631 | { |
563 | PERL_CONTEXT *cx = &ccstk[cxix--]; |
632 | PERL_CONTEXT *cx = &ccstk[cxix--]; |
564 | |
633 | |
565 | if (expect_true (CxTYPE (cx) == CXt_SUB || CxTYPE (cx) == CXt_FORMAT)) |
634 | if (expect_true (CxTYPE (cx) == CXt_SUB) || expect_false (CxTYPE (cx) == CXt_FORMAT)) |
566 | { |
635 | { |
567 | CV *cv = cx->blk_sub.cv; |
636 | CV *cv = cx->blk_sub.cv; |
568 | |
637 | |
569 | if (expect_true (CvDEPTH (cv))) |
638 | if (expect_true (CvDEPTH (cv))) |
570 | { |
639 | { |
… | |
… | |
605 | c->mainstack = PL_mainstack; |
674 | c->mainstack = PL_mainstack; |
606 | |
675 | |
607 | { |
676 | { |
608 | perl_slots *slot = c->slot = (perl_slots *)(cxstack + cxstack_ix + 1); |
677 | perl_slots *slot = c->slot = (perl_slots *)(cxstack + cxstack_ix + 1); |
609 | |
678 | |
610 | slot->defav = GvAV (PL_defgv); |
679 | slot->defav = GvAV (PL_defgv); |
611 | slot->defsv = DEFSV; |
680 | slot->defsv = DEFSV; |
612 | slot->errsv = ERRSV; |
681 | slot->errsv = ERRSV; |
613 | slot->irsgv = GvSV (irsgv); |
682 | slot->irsgv = GvSV (irsgv); |
|
|
683 | slot->hinthv = GvHV (PL_hintgv); |
614 | |
684 | |
615 | #define VAR(name,type) slot->name = PL_ ## name; |
685 | #define VAR(name,type) slot->name = PL_ ## name; |
616 | # include "state.h" |
686 | # include "state.h" |
617 | #undef VAR |
687 | #undef VAR |
618 | } |
688 | } |
… | |
… | |
745 | #endif |
815 | #endif |
746 | |
816 | |
747 | /* |
817 | /* |
748 | * This overrides the default magic get method of %SIG elements. |
818 | * 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 |
819 | * 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 |
820 | * and instead of trying to save and restore the hash elements, we just provide |
751 | * readback here. |
821 | * 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 | */ |
822 | */ |
756 | static int |
823 | static int |
757 | coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg) |
824 | coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg) |
758 | { |
825 | { |
759 | const char *s = MgPV_nolen_const (mg); |
826 | const char *s = MgPV_nolen_const (mg); |
… | |
… | |
812 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
879 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
813 | |
880 | |
814 | if (svp) |
881 | if (svp) |
815 | { |
882 | { |
816 | SV *old = *svp; |
883 | SV *old = *svp; |
817 | *svp = newSVsv (sv); |
884 | *svp = SvOK (sv) ? newSVsv (sv) : 0; |
818 | SvREFCNT_dec (old); |
885 | SvREFCNT_dec (old); |
819 | return 0; |
886 | return 0; |
820 | } |
887 | } |
821 | } |
888 | } |
822 | |
889 | |
… | |
… | |
832 | |
899 | |
833 | static int |
900 | static int |
834 | slf_check_nop (pTHX_ struct CoroSLF *frame) |
901 | slf_check_nop (pTHX_ struct CoroSLF *frame) |
835 | { |
902 | { |
836 | return 0; |
903 | return 0; |
|
|
904 | } |
|
|
905 | |
|
|
906 | static int |
|
|
907 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
|
|
908 | { |
|
|
909 | return 1; |
837 | } |
910 | } |
838 | |
911 | |
839 | static UNOP coro_setup_op; |
912 | static UNOP coro_setup_op; |
840 | |
913 | |
841 | static void NOINLINE /* noinline to keep it out of the transfer fast path */ |
914 | static void NOINLINE /* noinline to keep it out of the transfer fast path */ |
… | |
… | |
848 | |
921 | |
849 | PL_runops = RUNOPS_DEFAULT; |
922 | PL_runops = RUNOPS_DEFAULT; |
850 | PL_curcop = &PL_compiling; |
923 | PL_curcop = &PL_compiling; |
851 | PL_in_eval = EVAL_NULL; |
924 | PL_in_eval = EVAL_NULL; |
852 | PL_comppad = 0; |
925 | PL_comppad = 0; |
|
|
926 | PL_comppad_name = 0; |
|
|
927 | PL_comppad_name_fill = 0; |
|
|
928 | PL_comppad_name_floor = 0; |
853 | PL_curpm = 0; |
929 | PL_curpm = 0; |
854 | PL_curpad = 0; |
930 | PL_curpad = 0; |
855 | PL_localizing = 0; |
931 | PL_localizing = 0; |
856 | PL_dirty = 0; |
932 | PL_dirty = 0; |
857 | PL_restartop = 0; |
933 | PL_restartop = 0; |
858 | #if PERL_VERSION_ATLEAST (5,10,0) |
934 | #if PERL_VERSION_ATLEAST (5,10,0) |
859 | PL_parser = 0; |
935 | PL_parser = 0; |
860 | #endif |
936 | #endif |
|
|
937 | PL_hints = 0; |
861 | |
938 | |
862 | /* recreate the die/warn hooks */ |
939 | /* recreate the die/warn hooks */ |
863 | PL_diehook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__DIE__" , sizeof ("__DIE__" ) - 1, 1), rv_diehook ); |
940 | 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); |
941 | PL_warnhook = 0; SvSetMagicSV (*hv_fetch (hv_sig, "__WARN__", sizeof ("__WARN__") - 1, 1), rv_warnhook); |
865 | |
942 | |
866 | GvSV (PL_defgv) = newSV (0); |
943 | GvSV (PL_defgv) = newSV (0); |
867 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
944 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
868 | GvSV (PL_errgv) = newSV (0); |
945 | GvSV (PL_errgv) = newSV (0); |
869 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
946 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
|
|
947 | GvHV (PL_hintgv) = 0; |
870 | PL_rs = newSVsv (GvSV (irsgv)); |
948 | PL_rs = newSVsv (GvSV (irsgv)); |
871 | PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv); |
949 | PL_defoutgv = (GV *)SvREFCNT_inc_NN (stdoutgv); |
872 | |
950 | |
873 | { |
951 | { |
874 | dSP; |
952 | dSP; |
… | |
… | |
892 | slf_frame.prepare = prepare_nop; /* provide a nop function for an eventual pp_slf */ |
970 | 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 */ |
971 | slf_frame.check = slf_check_nop; /* signal pp_slf to not repeat */ |
894 | |
972 | |
895 | /* and we have to provide the pp_slf op in any case, so pp_slf can skip it */ |
973 | /* 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; |
974 | coro_setup_op.op_next = PL_op; |
897 | coro_setup_op.op_type = OP_CUSTOM; |
975 | coro_setup_op.op_type = OP_ENTERSUB; |
898 | coro_setup_op.op_ppaddr = pp_slf; |
976 | coro_setup_op.op_ppaddr = pp_slf; |
899 | /* no flags etc. required, as an init function won't be called */ |
977 | /* no flags etc. required, as an init function won't be called */ |
900 | |
978 | |
901 | PL_op = (OP *)&coro_setup_op; |
979 | PL_op = (OP *)&coro_setup_op; |
902 | |
980 | |
903 | /* copy throw, in case it was set before coro_setup */ |
981 | /* copy throw, in case it was set before coro_setup */ |
904 | CORO_THROW = coro->except; |
982 | CORO_THROW = coro->except; |
905 | } |
983 | } |
906 | |
984 | |
907 | static void |
985 | static void |
908 | coro_destruct (pTHX_ struct coro *coro) |
986 | coro_unwind_stacks (pTHX) |
909 | { |
987 | { |
910 | if (!IN_DESTRUCT) |
988 | if (!IN_DESTRUCT) |
911 | { |
989 | { |
912 | /* restore all saved variables and stuff */ |
990 | /* restore all saved variables and stuff */ |
913 | LEAVE_SCOPE (0); |
991 | LEAVE_SCOPE (0); |
… | |
… | |
921 | POPSTACK_TO (PL_mainstack); |
999 | POPSTACK_TO (PL_mainstack); |
922 | |
1000 | |
923 | /* unwind main stack */ |
1001 | /* unwind main stack */ |
924 | dounwind (-1); |
1002 | dounwind (-1); |
925 | } |
1003 | } |
|
|
1004 | } |
926 | |
1005 | |
927 | SvREFCNT_dec (GvSV (PL_defgv)); |
1006 | static void |
928 | SvREFCNT_dec (GvAV (PL_defgv)); |
1007 | coro_destruct_perl (pTHX_ struct coro *coro) |
929 | SvREFCNT_dec (GvSV (PL_errgv)); |
1008 | { |
930 | SvREFCNT_dec (PL_defoutgv); |
1009 | SV *svf [9]; |
931 | SvREFCNT_dec (PL_rs); |
|
|
932 | SvREFCNT_dec (GvSV (irsgv)); |
|
|
933 | |
1010 | |
934 | SvREFCNT_dec (PL_diehook); |
|
|
935 | SvREFCNT_dec (PL_warnhook); |
|
|
936 | |
1011 | { |
|
|
1012 | struct coro *current = SvSTATE_current; |
|
|
1013 | |
|
|
1014 | assert (("FATAL: tried to destroy currently running coroutine", coro->mainstack != PL_mainstack)); |
|
|
1015 | |
|
|
1016 | save_perl (aTHX_ current); |
|
|
1017 | load_perl (aTHX_ coro); |
|
|
1018 | |
|
|
1019 | coro_unwind_stacks (aTHX); |
|
|
1020 | coro_destruct_stacks (aTHX); |
|
|
1021 | |
|
|
1022 | // now save some sv's to be free'd later |
|
|
1023 | svf [0] = GvSV (PL_defgv); |
|
|
1024 | svf [1] = (SV *)GvAV (PL_defgv); |
|
|
1025 | svf [2] = GvSV (PL_errgv); |
|
|
1026 | svf [3] = (SV *)PL_defoutgv; |
|
|
1027 | svf [4] = PL_rs; |
|
|
1028 | svf [5] = GvSV (irsgv); |
|
|
1029 | svf [6] = (SV *)GvHV (PL_hintgv); |
|
|
1030 | svf [7] = PL_diehook; |
|
|
1031 | svf [8] = PL_warnhook; |
|
|
1032 | assert (9 == sizeof (svf) / sizeof (*svf)); |
|
|
1033 | |
|
|
1034 | load_perl (aTHX_ current); |
|
|
1035 | } |
|
|
1036 | |
|
|
1037 | { |
|
|
1038 | int i; |
|
|
1039 | |
|
|
1040 | for (i = 0; i < sizeof (svf) / sizeof (*svf); ++i) |
|
|
1041 | SvREFCNT_dec (svf [i]); |
|
|
1042 | |
937 | SvREFCNT_dec (coro->saved_deffh); |
1043 | SvREFCNT_dec (coro->saved_deffh); |
938 | SvREFCNT_dec (coro->rouse_cb); |
1044 | SvREFCNT_dec (coro->rouse_cb); |
939 | SvREFCNT_dec (coro->invoke_cb); |
1045 | SvREFCNT_dec (coro->invoke_cb); |
940 | SvREFCNT_dec (coro->invoke_av); |
1046 | SvREFCNT_dec (coro->invoke_av); |
941 | |
1047 | } |
942 | coro_destruct_stacks (aTHX); |
|
|
943 | } |
1048 | } |
944 | |
1049 | |
945 | INLINE void |
1050 | INLINE void |
946 | free_coro_mortal (pTHX) |
1051 | free_coro_mortal (pTHX) |
947 | { |
1052 | { |
… | |
… | |
955 | static int |
1060 | static int |
956 | runops_trace (pTHX) |
1061 | runops_trace (pTHX) |
957 | { |
1062 | { |
958 | COP *oldcop = 0; |
1063 | COP *oldcop = 0; |
959 | int oldcxix = -2; |
1064 | int oldcxix = -2; |
960 | struct coro *coro = SvSTATE_current; /* trace cctx is tied to specific coro */ |
|
|
961 | coro_cctx *cctx = coro->cctx; |
|
|
962 | |
1065 | |
963 | while ((PL_op = CALL_FPTR (PL_op->op_ppaddr) (aTHX))) |
1066 | while ((PL_op = CALL_FPTR (PL_op->op_ppaddr) (aTHX))) |
964 | { |
1067 | { |
965 | PERL_ASYNC_CHECK (); |
1068 | PERL_ASYNC_CHECK (); |
966 | |
1069 | |
967 | if (cctx->flags & CC_TRACE_ALL) |
1070 | if (cctx_current->flags & CC_TRACE_ALL) |
968 | { |
1071 | { |
969 | if (PL_op->op_type == OP_LEAVESUB && cctx->flags & CC_TRACE_SUB) |
1072 | if (PL_op->op_type == OP_LEAVESUB && cctx_current->flags & CC_TRACE_SUB) |
970 | { |
1073 | { |
971 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
1074 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
972 | SV **bot, **top; |
1075 | SV **bot, **top; |
973 | AV *av = newAV (); /* return values */ |
1076 | AV *av = newAV (); /* return values */ |
974 | SV **cb; |
1077 | SV **cb; |
… | |
… | |
1011 | |
1114 | |
1012 | if (PL_curcop != &PL_compiling) |
1115 | if (PL_curcop != &PL_compiling) |
1013 | { |
1116 | { |
1014 | SV **cb; |
1117 | SV **cb; |
1015 | |
1118 | |
1016 | if (oldcxix != cxstack_ix && cctx->flags & CC_TRACE_SUB) |
1119 | if (oldcxix != cxstack_ix && cctx_current->flags & CC_TRACE_SUB) |
1017 | { |
1120 | { |
1018 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
1121 | PERL_CONTEXT *cx = &cxstack[cxstack_ix]; |
1019 | |
1122 | |
1020 | if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix) |
1123 | if (CxTYPE (cx) == CXt_SUB && oldcxix < cxstack_ix) |
1021 | { |
1124 | { |
1022 | runops_proc_t old_runops = PL_runops; |
|
|
1023 | dSP; |
1125 | dSP; |
1024 | GV *gv = CvGV (cx->blk_sub.cv); |
1126 | GV *gv = CvGV (cx->blk_sub.cv); |
1025 | SV *fullname = sv_2mortal (newSV (0)); |
1127 | SV *fullname = sv_2mortal (newSV (0)); |
1026 | |
1128 | |
1027 | if (isGV (gv)) |
1129 | if (isGV (gv)) |
… | |
… | |
1045 | } |
1147 | } |
1046 | |
1148 | |
1047 | oldcxix = cxstack_ix; |
1149 | oldcxix = cxstack_ix; |
1048 | } |
1150 | } |
1049 | |
1151 | |
1050 | if (cctx->flags & CC_TRACE_LINE) |
1152 | if (cctx_current->flags & CC_TRACE_LINE) |
1051 | { |
1153 | { |
1052 | dSP; |
1154 | dSP; |
1053 | |
1155 | |
1054 | PL_runops = RUNOPS_DEFAULT; |
1156 | PL_runops = RUNOPS_DEFAULT; |
1055 | ENTER; |
1157 | ENTER; |
… | |
… | |
1074 | |
1176 | |
1075 | TAINT_NOT; |
1177 | TAINT_NOT; |
1076 | return 0; |
1178 | return 0; |
1077 | } |
1179 | } |
1078 | |
1180 | |
1079 | static struct coro_cctx *cctx_ssl_cctx; |
|
|
1080 | static struct CoroSLF cctx_ssl_frame; |
1181 | static struct CoroSLF cctx_ssl_frame; |
1081 | |
1182 | |
1082 | static void |
1183 | static void |
1083 | slf_prepare_set_stacklevel (pTHX_ struct coro_transfer_args *ta) |
1184 | slf_prepare_set_stacklevel (pTHX_ struct coro_transfer_args *ta) |
1084 | { |
1185 | { |
1085 | ta->prev = (struct coro *)cctx_ssl_cctx; |
|
|
1086 | ta->next = 0; |
1186 | ta->prev = 0; |
1087 | } |
1187 | } |
1088 | |
1188 | |
1089 | static int |
1189 | static int |
1090 | slf_check_set_stacklevel (pTHX_ struct CoroSLF *frame) |
1190 | slf_check_set_stacklevel (pTHX_ struct CoroSLF *frame) |
1091 | { |
1191 | { |
… | |
… | |
1094 | return frame->check (aTHX_ frame); /* execute the restored frame - there must be one */ |
1194 | return frame->check (aTHX_ frame); /* execute the restored frame - there must be one */ |
1095 | } |
1195 | } |
1096 | |
1196 | |
1097 | /* initialises PL_top_env and injects a pseudo-slf-call to set the stacklevel */ |
1197 | /* initialises PL_top_env and injects a pseudo-slf-call to set the stacklevel */ |
1098 | static void NOINLINE |
1198 | static void NOINLINE |
1099 | cctx_prepare (pTHX_ coro_cctx *cctx) |
1199 | cctx_prepare (pTHX) |
1100 | { |
1200 | { |
1101 | PL_top_env = &PL_start_env; |
1201 | PL_top_env = &PL_start_env; |
1102 | |
1202 | |
1103 | if (cctx->flags & CC_TRACE) |
1203 | if (cctx_current->flags & CC_TRACE) |
1104 | PL_runops = runops_trace; |
1204 | PL_runops = runops_trace; |
1105 | |
1205 | |
1106 | /* we already must be executing an SLF op, there is no other valid way |
1206 | /* we already must be executing an SLF op, there is no other valid way |
1107 | * that can lead to creation of a new cctx */ |
1207 | * that can lead to creation of a new cctx */ |
1108 | assert (("FATAL: can't prepare slf-less cctx in Coro module (please report)", |
1208 | assert (("FATAL: can't prepare slf-less cctx in Coro module (please report)", |
1109 | slf_frame.prepare && PL_op->op_ppaddr == pp_slf)); |
1209 | slf_frame.prepare && PL_op->op_ppaddr == pp_slf)); |
1110 | |
1210 | |
1111 | /* we must emulate leaving pp_slf, which is done inside slf_check_set_stacklevel */ |
1211 | /* 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; |
1212 | cctx_ssl_frame = slf_frame; |
1114 | |
1213 | |
1115 | slf_frame.prepare = slf_prepare_set_stacklevel; |
1214 | slf_frame.prepare = slf_prepare_set_stacklevel; |
1116 | slf_frame.check = slf_check_set_stacklevel; |
1215 | slf_frame.check = slf_check_set_stacklevel; |
1117 | } |
1216 | } |
… | |
… | |
1140 | /* normally we would need to skip the entersub here */ |
1239 | /* normally we would need to skip the entersub here */ |
1141 | /* not doing so will re-execute it, which is exactly what we want */ |
1240 | /* not doing so will re-execute it, which is exactly what we want */ |
1142 | /* PL_nop = PL_nop->op_next */ |
1241 | /* PL_nop = PL_nop->op_next */ |
1143 | |
1242 | |
1144 | /* inject a fake subroutine call to cctx_init */ |
1243 | /* inject a fake subroutine call to cctx_init */ |
1145 | cctx_prepare (aTHX_ (coro_cctx *)arg); |
1244 | cctx_prepare (aTHX); |
1146 | |
1245 | |
1147 | /* cctx_run is the alternative tail of transfer() */ |
1246 | /* cctx_run is the alternative tail of transfer() */ |
1148 | transfer_tail (aTHX); |
1247 | transfer_tail (aTHX); |
1149 | |
1248 | |
1150 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
1249 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
… | |
… | |
1158 | /* |
1257 | /* |
1159 | * If perl-run returns we assume exit() was being called or the coro |
1258 | * 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) |
1259 | * 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 |
1260 | * 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" |
1261 | * bootstrap-time "top" top_env, as we cannot restore the "main" |
1163 | * coroutine as Coro has no such concept |
1262 | * coroutine as Coro has no such concept. |
|
|
1263 | * This actually isn't valid with the pthread backend, but OSes requiring |
|
|
1264 | * that backend are too broken to do it in a standards-compliant way. |
1164 | */ |
1265 | */ |
1165 | PL_top_env = main_top_env; |
1266 | PL_top_env = main_top_env; |
1166 | JMPENV_JUMP (2); /* I do not feel well about the hardcoded 2 at all */ |
1267 | JMPENV_JUMP (2); /* I do not feel well about the hardcoded 2 at all */ |
1167 | } |
1268 | } |
1168 | } |
1269 | } |
… | |
… | |
1245 | cctx_destroy (coro_cctx *cctx) |
1346 | cctx_destroy (coro_cctx *cctx) |
1246 | { |
1347 | { |
1247 | if (!cctx) |
1348 | if (!cctx) |
1248 | return; |
1349 | return; |
1249 | |
1350 | |
|
|
1351 | assert (("FATAL: tried to destroy current cctx", cctx != cctx_current));//D temporary? |
|
|
1352 | |
1250 | --cctx_count; |
1353 | --cctx_count; |
1251 | coro_destroy (&cctx->cctx); |
1354 | coro_destroy (&cctx->cctx); |
1252 | |
1355 | |
1253 | /* coro_transfer creates new, empty cctx's */ |
1356 | /* coro_transfer creates new, empty cctx's */ |
1254 | if (cctx->sptr) |
1357 | if (cctx->sptr) |
… | |
… | |
1317 | /* TODO: throwing up here is considered harmful */ |
1420 | /* TODO: throwing up here is considered harmful */ |
1318 | |
1421 | |
1319 | if (expect_true (prev != next)) |
1422 | if (expect_true (prev != next)) |
1320 | { |
1423 | { |
1321 | if (expect_false (!(prev->flags & (CF_RUNNING | CF_NEW)))) |
1424 | 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,"); |
1425 | croak ("Coro::State::transfer called with a blocked prev Coro::State, but can only transfer from running or new states,"); |
1323 | |
1426 | |
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)) |
1427 | 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,"); |
1428 | croak ("Coro::State::transfer called with running, destroyed or suspended next Coro::State, but can only transfer to inactive states,"); |
1329 | |
1429 | |
1330 | #if !PERL_VERSION_ATLEAST (5,10,0) |
1430 | #if !PERL_VERSION_ATLEAST (5,10,0) |
1331 | if (expect_false (PL_lex_state != LEX_NOTPARSING)) |
1431 | 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,"); |
1432 | croak ("Coro::State::transfer called while parsing, but this is not supported in your perl version,"); |
1333 | #endif |
1433 | #endif |
… | |
… | |
1339 | transfer (pTHX_ struct coro *prev, struct coro *next, int force_cctx) |
1439 | transfer (pTHX_ struct coro *prev, struct coro *next, int force_cctx) |
1340 | { |
1440 | { |
1341 | dSTACKLEVEL; |
1441 | dSTACKLEVEL; |
1342 | |
1442 | |
1343 | /* sometimes transfer is only called to set idle_sp */ |
1443 | /* sometimes transfer is only called to set idle_sp */ |
1344 | if (expect_false (!next)) |
1444 | if (expect_false (!prev)) |
1345 | { |
1445 | { |
1346 | ((coro_cctx *)prev)->idle_sp = STACKLEVEL; |
1446 | cctx_current->idle_sp = STACKLEVEL; |
1347 | assert (((coro_cctx *)prev)->idle_te = PL_top_env); /* just for the side-effect when asserts are enabled */ |
1447 | assert (cctx_current->idle_te = PL_top_env); /* just for the side-effect when asserts are enabled */ |
1348 | } |
1448 | } |
1349 | else if (expect_true (prev != next)) |
1449 | else if (expect_true (prev != next)) |
1350 | { |
1450 | { |
1351 | coro_cctx *prev__cctx; |
1451 | coro_cctx *cctx_prev; |
1352 | |
1452 | |
1353 | if (expect_false (prev->flags & CF_NEW)) |
1453 | if (expect_false (prev->flags & CF_NEW)) |
1354 | { |
1454 | { |
1355 | /* create a new empty/source context */ |
1455 | /* create a new empty/source context */ |
1356 | prev->cctx = cctx_new_empty (); |
|
|
1357 | prev->flags &= ~CF_NEW; |
1456 | prev->flags &= ~CF_NEW; |
1358 | prev->flags |= CF_RUNNING; |
1457 | prev->flags |= CF_RUNNING; |
1359 | } |
1458 | } |
1360 | |
1459 | |
1361 | prev->flags &= ~CF_RUNNING; |
1460 | prev->flags &= ~CF_RUNNING; |
… | |
… | |
1372 | coro_setup (aTHX_ next); |
1471 | coro_setup (aTHX_ next); |
1373 | } |
1472 | } |
1374 | else |
1473 | else |
1375 | load_perl (aTHX_ next); |
1474 | load_perl (aTHX_ next); |
1376 | |
1475 | |
1377 | prev__cctx = prev->cctx; |
|
|
1378 | |
|
|
1379 | /* possibly untie and reuse the cctx */ |
1476 | /* possibly untie and reuse the cctx */ |
1380 | if (expect_true ( |
1477 | if (expect_true ( |
1381 | prev__cctx->idle_sp == STACKLEVEL |
1478 | cctx_current->idle_sp == STACKLEVEL |
1382 | && !(prev__cctx->flags & CC_TRACE) |
1479 | && !(cctx_current->flags & CC_TRACE) |
1383 | && !force_cctx |
1480 | && !force_cctx |
1384 | )) |
1481 | )) |
1385 | { |
1482 | { |
1386 | /* I assume that stacklevel is a stronger indicator than PL_top_env changes */ |
1483 | /* 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)); |
1484 | assert (("FATAL: current top_env must equal previous top_env in Coro (please report)", PL_top_env == cctx_current->idle_te)); |
1388 | |
1485 | |
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 */ |
1486 | /* 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 */ |
1487 | /* without this the next cctx_get might destroy the running cctx while still in use */ |
1393 | if (expect_false (CCTX_EXPIRED (prev__cctx))) |
1488 | if (expect_false (CCTX_EXPIRED (cctx_current))) |
1394 | if (!next->cctx) |
1489 | if (expect_true (!next->cctx)) |
1395 | next->cctx = cctx_get (aTHX); |
1490 | next->cctx = cctx_get (aTHX); |
1396 | |
1491 | |
1397 | cctx_put (prev__cctx); |
1492 | cctx_put (cctx_current); |
1398 | } |
1493 | } |
|
|
1494 | else |
|
|
1495 | prev->cctx = cctx_current; |
1399 | |
1496 | |
1400 | ++next->usecount; |
1497 | ++next->usecount; |
1401 | |
1498 | |
1402 | if (expect_true (!next->cctx)) |
1499 | cctx_prev = cctx_current; |
1403 | next->cctx = cctx_get (aTHX); |
1500 | cctx_current = expect_false (next->cctx) ? next->cctx : cctx_get (aTHX); |
1404 | |
1501 | |
1405 | if (expect_false (prev__cctx != next->cctx)) |
1502 | next->cctx = 0; |
|
|
1503 | |
|
|
1504 | if (expect_false (cctx_prev != cctx_current)) |
1406 | { |
1505 | { |
1407 | prev__cctx->top_env = PL_top_env; |
1506 | cctx_prev->top_env = PL_top_env; |
1408 | PL_top_env = next->cctx->top_env; |
1507 | PL_top_env = cctx_current->top_env; |
1409 | coro_transfer (&prev__cctx->cctx, &next->cctx->cctx); |
1508 | coro_transfer (&cctx_prev->cctx, &cctx_current->cctx); |
1410 | } |
1509 | } |
1411 | |
1510 | |
1412 | transfer_tail (aTHX); |
1511 | transfer_tail (aTHX); |
1413 | } |
1512 | } |
1414 | } |
1513 | } |
… | |
… | |
1422 | coro_state_destroy (pTHX_ struct coro *coro) |
1521 | coro_state_destroy (pTHX_ struct coro *coro) |
1423 | { |
1522 | { |
1424 | if (coro->flags & CF_DESTROYED) |
1523 | if (coro->flags & CF_DESTROYED) |
1425 | return 0; |
1524 | return 0; |
1426 | |
1525 | |
1427 | if (coro->on_destroy) |
1526 | if (coro->on_destroy && !PL_dirty) |
1428 | coro->on_destroy (aTHX_ coro); |
1527 | coro->on_destroy (aTHX_ coro); |
1429 | |
1528 | |
1430 | coro->flags |= CF_DESTROYED; |
1529 | coro->flags |= CF_DESTROYED; |
1431 | |
1530 | |
1432 | if (coro->flags & CF_READY) |
1531 | if (coro->flags & CF_READY) |
… | |
… | |
1436 | --coro_nready; |
1535 | --coro_nready; |
1437 | } |
1536 | } |
1438 | else |
1537 | else |
1439 | coro->flags |= CF_READY; /* make sure it is NOT put into the readyqueue */ |
1538 | coro->flags |= CF_READY; /* make sure it is NOT put into the readyqueue */ |
1440 | |
1539 | |
1441 | if (coro->mainstack && coro->mainstack != main_mainstack) |
1540 | if (coro->mainstack |
1442 | { |
1541 | && coro->mainstack != main_mainstack |
1443 | struct coro temp; |
1542 | && coro->slot |
1444 | |
1543 | && !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); |
1544 | coro_destruct_perl (aTHX_ coro); |
1451 | |
|
|
1452 | load_perl (aTHX_ &temp); |
|
|
1453 | |
|
|
1454 | coro->slot = 0; |
|
|
1455 | } |
|
|
1456 | |
1545 | |
1457 | cctx_destroy (coro->cctx); |
1546 | cctx_destroy (coro->cctx); |
1458 | SvREFCNT_dec (coro->startcv); |
1547 | SvREFCNT_dec (coro->startcv); |
1459 | SvREFCNT_dec (coro->args); |
1548 | SvREFCNT_dec (coro->args); |
1460 | SvREFCNT_dec (CORO_THROW); |
1549 | SvREFCNT_dec (CORO_THROW); |
… | |
… | |
1547 | /** Coro ********************************************************************/ |
1636 | /** Coro ********************************************************************/ |
1548 | |
1637 | |
1549 | INLINE void |
1638 | INLINE void |
1550 | coro_enq (pTHX_ struct coro *coro) |
1639 | coro_enq (pTHX_ struct coro *coro) |
1551 | { |
1640 | { |
1552 | av_push (coro_ready [coro->prio - PRIO_MIN], SvREFCNT_inc_NN (coro->hv)); |
1641 | struct coro **ready = coro_ready [coro->prio - CORO_PRIO_MIN]; |
1553 | } |
|
|
1554 | |
1642 | |
1555 | INLINE SV * |
1643 | SvREFCNT_inc_NN (coro->hv); |
|
|
1644 | |
|
|
1645 | coro->next_ready = 0; |
|
|
1646 | *(ready [0] ? &ready [1]->next_ready : &ready [0]) = coro; |
|
|
1647 | ready [1] = coro; |
|
|
1648 | } |
|
|
1649 | |
|
|
1650 | INLINE struct coro * |
1556 | coro_deq (pTHX) |
1651 | coro_deq (pTHX) |
1557 | { |
1652 | { |
1558 | int prio; |
1653 | int prio; |
1559 | |
1654 | |
1560 | for (prio = PRIO_MAX - PRIO_MIN + 1; --prio >= 0; ) |
1655 | for (prio = CORO_PRIO_MAX - CORO_PRIO_MIN + 1; --prio >= 0; ) |
1561 | if (AvFILLp (coro_ready [prio]) >= 0) |
1656 | { |
1562 | return av_shift (coro_ready [prio]); |
1657 | struct coro **ready = coro_ready [prio]; |
|
|
1658 | |
|
|
1659 | if (ready [0]) |
|
|
1660 | { |
|
|
1661 | struct coro *coro = ready [0]; |
|
|
1662 | ready [0] = coro->next_ready; |
|
|
1663 | return coro; |
|
|
1664 | } |
|
|
1665 | } |
1563 | |
1666 | |
1564 | return 0; |
1667 | return 0; |
1565 | } |
1668 | } |
1566 | |
1669 | |
1567 | static int |
1670 | static int |
… | |
… | |
1569 | { |
1672 | { |
1570 | struct coro *coro; |
1673 | struct coro *coro; |
1571 | SV *sv_hook; |
1674 | SV *sv_hook; |
1572 | void (*xs_hook)(void); |
1675 | void (*xs_hook)(void); |
1573 | |
1676 | |
1574 | if (SvROK (coro_sv)) |
|
|
1575 | coro_sv = SvRV (coro_sv); |
|
|
1576 | |
|
|
1577 | coro = SvSTATE (coro_sv); |
1677 | coro = SvSTATE (coro_sv); |
1578 | |
1678 | |
1579 | if (coro->flags & CF_READY) |
1679 | if (coro->flags & CF_READY) |
1580 | return 0; |
1680 | return 0; |
1581 | |
1681 | |
… | |
… | |
1634 | static void |
1734 | static void |
1635 | prepare_schedule (pTHX_ struct coro_transfer_args *ta) |
1735 | prepare_schedule (pTHX_ struct coro_transfer_args *ta) |
1636 | { |
1736 | { |
1637 | for (;;) |
1737 | for (;;) |
1638 | { |
1738 | { |
1639 | SV *next_sv = coro_deq (aTHX); |
1739 | struct coro *next = coro_deq (aTHX); |
1640 | |
1740 | |
1641 | if (expect_true (next_sv)) |
1741 | if (expect_true (next)) |
1642 | { |
1742 | { |
1643 | struct coro *next = SvSTATE_hv (next_sv); |
|
|
1644 | |
|
|
1645 | /* cannot transfer to destroyed coros, skip and look for next */ |
1743 | /* cannot transfer to destroyed coros, skip and look for next */ |
1646 | if (expect_false (next->flags & CF_DESTROYED)) |
1744 | if (expect_false (next->flags & (CF_DESTROYED | CF_SUSPENDED))) |
1647 | SvREFCNT_dec (next_sv); /* coro_nready has already been taken care of by destroy */ |
1745 | SvREFCNT_dec (next->hv); /* coro_nready has already been taken care of by destroy */ |
1648 | else |
1746 | else |
1649 | { |
1747 | { |
1650 | next->flags &= ~CF_READY; |
1748 | next->flags &= ~CF_READY; |
1651 | --coro_nready; |
1749 | --coro_nready; |
1652 | |
1750 | |
1653 | return prepare_schedule_to (aTHX_ ta, next); |
1751 | prepare_schedule_to (aTHX_ ta, next); |
|
|
1752 | break; |
1654 | } |
1753 | } |
1655 | } |
1754 | } |
1656 | else |
1755 | else |
1657 | { |
1756 | { |
1658 | /* nothing to schedule: call the idle handler */ |
1757 | /* nothing to schedule: call the idle handler */ |
|
|
1758 | if (SvROK (sv_idle) |
|
|
1759 | && SvOBJECT (SvRV (sv_idle))) |
|
|
1760 | { |
|
|
1761 | ++coro_nready; /* hack so that api_ready doesn't invoke ready hook */ |
|
|
1762 | api_ready (aTHX_ SvRV (sv_idle)); |
|
|
1763 | --coro_nready; |
|
|
1764 | } |
|
|
1765 | else |
|
|
1766 | { |
1659 | dSP; |
1767 | dSP; |
1660 | |
1768 | |
1661 | ENTER; |
1769 | ENTER; |
1662 | SAVETMPS; |
1770 | SAVETMPS; |
1663 | |
1771 | |
1664 | PUSHMARK (SP); |
1772 | PUSHMARK (SP); |
1665 | PUTBACK; |
1773 | PUTBACK; |
1666 | call_sv (get_sv ("Coro::idle", FALSE), G_VOID | G_DISCARD); |
1774 | call_sv (sv_idle, G_VOID | G_DISCARD); |
1667 | |
1775 | |
1668 | FREETMPS; |
1776 | FREETMPS; |
1669 | LEAVE; |
1777 | LEAVE; |
|
|
1778 | } |
1670 | } |
1779 | } |
1671 | } |
1780 | } |
1672 | } |
1781 | } |
1673 | |
1782 | |
1674 | INLINE void |
1783 | INLINE void |
… | |
… | |
1745 | static void |
1854 | static void |
1746 | api_trace (pTHX_ SV *coro_sv, int flags) |
1855 | api_trace (pTHX_ SV *coro_sv, int flags) |
1747 | { |
1856 | { |
1748 | struct coro *coro = SvSTATE (coro_sv); |
1857 | struct coro *coro = SvSTATE (coro_sv); |
1749 | |
1858 | |
|
|
1859 | if (coro->flags & CF_RUNNING) |
|
|
1860 | croak ("cannot enable tracing on a running coroutine, caught"); |
|
|
1861 | |
1750 | if (flags & CC_TRACE) |
1862 | if (flags & CC_TRACE) |
1751 | { |
1863 | { |
1752 | if (!coro->cctx) |
1864 | if (!coro->cctx) |
1753 | coro->cctx = cctx_new_run (); |
1865 | coro->cctx = cctx_new_run (); |
1754 | else if (!(coro->cctx->flags & CC_TRACE)) |
1866 | else if (!(coro->cctx->flags & CC_TRACE)) |
1755 | croak ("cannot enable tracing on coroutine with custom stack,"); |
1867 | croak ("cannot enable tracing on coroutine with custom stack, caught"); |
1756 | |
1868 | |
1757 | coro->cctx->flags |= CC_NOREUSE | (flags & (CC_TRACE | CC_TRACE_ALL)); |
1869 | coro->cctx->flags |= CC_NOREUSE | (flags & (CC_TRACE | CC_TRACE_ALL)); |
1758 | } |
1870 | } |
1759 | else if (coro->cctx && coro->cctx->flags & CC_TRACE) |
1871 | else if (coro->cctx && coro->cctx->flags & CC_TRACE) |
1760 | { |
1872 | { |
… | |
… | |
1763 | if (coro->flags & CF_RUNNING) |
1875 | if (coro->flags & CF_RUNNING) |
1764 | PL_runops = RUNOPS_DEFAULT; |
1876 | PL_runops = RUNOPS_DEFAULT; |
1765 | else |
1877 | else |
1766 | coro->slot->runops = RUNOPS_DEFAULT; |
1878 | coro->slot->runops = RUNOPS_DEFAULT; |
1767 | } |
1879 | } |
|
|
1880 | } |
|
|
1881 | |
|
|
1882 | static void |
|
|
1883 | coro_call_on_destroy (pTHX_ struct coro *coro) |
|
|
1884 | { |
|
|
1885 | SV **on_destroyp = hv_fetch (coro->hv, "_on_destroy", sizeof ("_on_destroy") - 1, 0); |
|
|
1886 | SV **statusp = hv_fetch (coro->hv, "_status", sizeof ("_status") - 1, 0); |
|
|
1887 | |
|
|
1888 | if (on_destroyp) |
|
|
1889 | { |
|
|
1890 | AV *on_destroy = (AV *)SvRV (*on_destroyp); |
|
|
1891 | |
|
|
1892 | while (AvFILLp (on_destroy) >= 0) |
|
|
1893 | { |
|
|
1894 | dSP; /* don't disturb outer sp */ |
|
|
1895 | SV *cb = av_pop (on_destroy); |
|
|
1896 | |
|
|
1897 | PUSHMARK (SP); |
|
|
1898 | |
|
|
1899 | if (statusp) |
|
|
1900 | { |
|
|
1901 | int i; |
|
|
1902 | AV *status = (AV *)SvRV (*statusp); |
|
|
1903 | EXTEND (SP, AvFILLp (status) + 1); |
|
|
1904 | |
|
|
1905 | for (i = 0; i <= AvFILLp (status); ++i) |
|
|
1906 | PUSHs (AvARRAY (status)[i]); |
|
|
1907 | } |
|
|
1908 | |
|
|
1909 | PUTBACK; |
|
|
1910 | call_sv (sv_2mortal (cb), G_VOID | G_DISCARD); |
|
|
1911 | } |
|
|
1912 | } |
|
|
1913 | } |
|
|
1914 | |
|
|
1915 | static void |
|
|
1916 | slf_init_terminate (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
|
|
1917 | { |
|
|
1918 | int i; |
|
|
1919 | HV *hv = (HV *)SvRV (coro_current); |
|
|
1920 | AV *av = newAV (); |
|
|
1921 | |
|
|
1922 | av_extend (av, items - 1); |
|
|
1923 | for (i = 0; i < items; ++i) |
|
|
1924 | av_push (av, SvREFCNT_inc_NN (arg [i])); |
|
|
1925 | |
|
|
1926 | hv_store (hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0); |
|
|
1927 | |
|
|
1928 | av_push (av_destroy, (SV *)newRV_inc ((SV *)hv)); /* RVinc for perl */ |
|
|
1929 | api_ready (aTHX_ sv_manager); |
|
|
1930 | |
|
|
1931 | frame->prepare = prepare_schedule; |
|
|
1932 | frame->check = slf_check_repeat; |
|
|
1933 | |
|
|
1934 | /* as a minor optimisation, we could unwind all stacks here */ |
|
|
1935 | /* but that puts extra pressure on pp_slf, and is not worth much */ |
|
|
1936 | /*coro_unwind_stacks (aTHX);*/ |
1768 | } |
1937 | } |
1769 | |
1938 | |
1770 | /*****************************************************************************/ |
1939 | /*****************************************************************************/ |
1771 | /* async pool handler */ |
1940 | /* async pool handler */ |
1772 | |
1941 | |
… | |
… | |
1855 | SV *data = (SV *)GENSUB_ARG; |
2024 | SV *data = (SV *)GENSUB_ARG; |
1856 | |
2025 | |
1857 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2026 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
1858 | { |
2027 | { |
1859 | /* first call, set args */ |
2028 | /* first call, set args */ |
|
|
2029 | SV *coro = SvRV (data); |
1860 | AV *av = newAV (); |
2030 | AV *av = newAV (); |
1861 | SV *coro = SvRV (data); |
|
|
1862 | |
2031 | |
1863 | SvRV_set (data, (SV *)av); |
2032 | SvRV_set (data, (SV *)av); |
1864 | api_ready (aTHX_ coro); |
|
|
1865 | SvREFCNT_dec (coro); |
|
|
1866 | |
2033 | |
1867 | /* better take a full copy of the arguments */ |
2034 | /* better take a full copy of the arguments */ |
1868 | while (items--) |
2035 | while (items--) |
1869 | av_store (av, items, newSVsv (ST (items))); |
2036 | av_store (av, items, newSVsv (ST (items))); |
|
|
2037 | |
|
|
2038 | api_ready (aTHX_ coro); |
|
|
2039 | SvREFCNT_dec (coro); |
1870 | } |
2040 | } |
1871 | |
2041 | |
1872 | XSRETURN_EMPTY; |
2042 | XSRETURN_EMPTY; |
1873 | } |
2043 | } |
1874 | |
2044 | |
… | |
… | |
1891 | |
2061 | |
1892 | EXTEND (SP, AvFILLp (av) + 1); |
2062 | EXTEND (SP, AvFILLp (av) + 1); |
1893 | for (i = 0; i <= AvFILLp (av); ++i) |
2063 | for (i = 0; i <= AvFILLp (av); ++i) |
1894 | PUSHs (sv_2mortal (AvARRAY (av)[i])); |
2064 | PUSHs (sv_2mortal (AvARRAY (av)[i])); |
1895 | |
2065 | |
1896 | /* we have stolen the elements, so ste length to zero and free */ |
2066 | /* we have stolen the elements, so set length to zero and free */ |
1897 | AvFILLp (av) = -1; |
2067 | AvFILLp (av) = -1; |
1898 | av_undef (av); |
2068 | av_undef (av); |
1899 | |
2069 | |
1900 | PUTBACK; |
2070 | PUTBACK; |
1901 | } |
2071 | } |
… | |
… | |
2188 | } |
2358 | } |
2189 | else |
2359 | else |
2190 | slf_argc = 0; |
2360 | slf_argc = 0; |
2191 | |
2361 | |
2192 | PL_op->op_ppaddr = pp_slf; |
2362 | PL_op->op_ppaddr = pp_slf; |
2193 | PL_op->op_type = OP_CUSTOM; /* maybe we should leave it at entersub? */ |
2363 | /*PL_op->op_type = OP_CUSTOM; /* we do behave like entersub still */ |
2194 | |
2364 | |
2195 | PL_op = (OP *)&slf_restore; |
2365 | PL_op = (OP *)&slf_restore; |
|
|
2366 | } |
|
|
2367 | |
|
|
2368 | /*****************************************************************************/ |
|
|
2369 | /* dynamic wind */ |
|
|
2370 | |
|
|
2371 | static void |
|
|
2372 | on_enterleave_call (pTHX_ SV *cb) |
|
|
2373 | { |
|
|
2374 | dSP; |
|
|
2375 | |
|
|
2376 | PUSHSTACK; |
|
|
2377 | |
|
|
2378 | PUSHMARK (SP); |
|
|
2379 | PUTBACK; |
|
|
2380 | call_sv (cb, G_VOID | G_DISCARD); |
|
|
2381 | SPAGAIN; |
|
|
2382 | |
|
|
2383 | POPSTACK; |
|
|
2384 | } |
|
|
2385 | |
|
|
2386 | static SV * |
|
|
2387 | coro_avp_pop_and_free (pTHX_ AV **avp) |
|
|
2388 | { |
|
|
2389 | AV *av = *avp; |
|
|
2390 | SV *res = av_pop (av); |
|
|
2391 | |
|
|
2392 | if (AvFILLp (av) < 0) |
|
|
2393 | { |
|
|
2394 | *avp = 0; |
|
|
2395 | SvREFCNT_dec (av); |
|
|
2396 | } |
|
|
2397 | |
|
|
2398 | return res; |
|
|
2399 | } |
|
|
2400 | |
|
|
2401 | static void |
|
|
2402 | coro_pop_on_enter (pTHX_ void *coro) |
|
|
2403 | { |
|
|
2404 | SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_enter); |
|
|
2405 | SvREFCNT_dec (cb); |
|
|
2406 | } |
|
|
2407 | |
|
|
2408 | static void |
|
|
2409 | coro_pop_on_leave (pTHX_ void *coro) |
|
|
2410 | { |
|
|
2411 | SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_leave); |
|
|
2412 | on_enterleave_call (aTHX_ sv_2mortal (cb)); |
2196 | } |
2413 | } |
2197 | |
2414 | |
2198 | /*****************************************************************************/ |
2415 | /*****************************************************************************/ |
2199 | /* PerlIO::cede */ |
2416 | /* PerlIO::cede */ |
2200 | |
2417 | |
… | |
… | |
2274 | /* Coro::Semaphore & Coro::Signal */ |
2491 | /* Coro::Semaphore & Coro::Signal */ |
2275 | |
2492 | |
2276 | static SV * |
2493 | static SV * |
2277 | coro_waitarray_new (pTHX_ int count) |
2494 | coro_waitarray_new (pTHX_ int count) |
2278 | { |
2495 | { |
2279 | /* a semaphore contains a counter IV in $sem->[0] and any waiters after that */ |
2496 | /* a waitarray=semaphore contains a counter IV in $sem->[0] and any waiters after that */ |
2280 | AV *av = newAV (); |
2497 | AV *av = newAV (); |
2281 | SV **ary; |
2498 | SV **ary; |
2282 | |
2499 | |
2283 | /* unfortunately, building manually saves memory */ |
2500 | /* unfortunately, building manually saves memory */ |
2284 | Newx (ary, 2, SV *); |
2501 | Newx (ary, 2, SV *); |
2285 | AvALLOC (av) = ary; |
2502 | AvALLOC (av) = ary; |
|
|
2503 | #if PERL_VERSION_ATLEAST (5,10,0) |
2286 | /*AvARRAY (av) = ary;*/ |
2504 | AvARRAY (av) = ary; |
|
|
2505 | #else |
2287 | SvPVX ((SV *)av) = (char *)ary; /* 5.8.8 needs this syntax instead of AvARRAY = ary */ |
2506 | /* 5.8.8 needs this syntax instead of AvARRAY = ary, yet */ |
|
|
2507 | /* -DDEBUGGING flags this as a bug, despite it perfectly working */ |
|
|
2508 | SvPVX ((SV *)av) = (char *)ary; |
|
|
2509 | #endif |
2288 | AvMAX (av) = 1; |
2510 | AvMAX (av) = 1; |
2289 | AvFILLp (av) = 0; |
2511 | AvFILLp (av) = 0; |
2290 | ary [0] = newSViv (count); |
2512 | ary [0] = newSViv (count); |
2291 | |
2513 | |
2292 | return newRV_noinc ((SV *)av); |
2514 | return newRV_noinc ((SV *)av); |
… | |
… | |
2423 | { |
2645 | { |
2424 | /* callback form */ |
2646 | /* callback form */ |
2425 | AV *av = (AV *)SvRV (arg [0]); |
2647 | AV *av = (AV *)SvRV (arg [0]); |
2426 | CV *cb_cv = coro_sv_2cv (aTHX_ arg [1]); |
2648 | CV *cb_cv = coro_sv_2cv (aTHX_ arg [1]); |
2427 | |
2649 | |
2428 | av_push (av, (SV *)SvREFCNT_inc_NN (cb_cv)); |
2650 | av_push (av, SvREFCNT_inc_NN (cb_cv)); |
2429 | |
2651 | |
2430 | if (SvIVX (AvARRAY (av)[0]) > 0) |
2652 | if (SvIVX (AvARRAY (av)[0]) > 0) |
2431 | coro_semaphore_adjust (aTHX_ av, 0); |
2653 | coro_semaphore_adjust (aTHX_ av, 0); |
2432 | |
2654 | |
2433 | frame->prepare = prepare_nop; |
2655 | frame->prepare = prepare_nop; |
… | |
… | |
2457 | AvARRAY (av)[0] = AvARRAY (av)[1]; |
2679 | AvARRAY (av)[0] = AvARRAY (av)[1]; |
2458 | AvARRAY (av)[1] = cb; |
2680 | AvARRAY (av)[1] = cb; |
2459 | |
2681 | |
2460 | cb = av_shift (av); |
2682 | cb = av_shift (av); |
2461 | |
2683 | |
|
|
2684 | if (SvTYPE (cb) == SVt_PVCV) |
|
|
2685 | { |
|
|
2686 | dSP; |
|
|
2687 | PUSHMARK (SP); |
|
|
2688 | XPUSHs (sv_2mortal (newRV_inc ((SV *)av))); |
|
|
2689 | PUTBACK; |
|
|
2690 | call_sv (cb, G_VOID | G_DISCARD | G_EVAL | G_KEEPERR); |
|
|
2691 | } |
|
|
2692 | else |
|
|
2693 | { |
2462 | api_ready (aTHX_ cb); |
2694 | api_ready (aTHX_ cb); |
2463 | sv_setiv (cb, 0); /* signal waiter */ |
2695 | sv_setiv (cb, 0); /* signal waiter */ |
|
|
2696 | } |
|
|
2697 | |
2464 | SvREFCNT_dec (cb); |
2698 | SvREFCNT_dec (cb); |
2465 | |
2699 | |
2466 | --count; |
2700 | --count; |
2467 | } |
2701 | } |
2468 | } |
2702 | } |
… | |
… | |
2477 | static void |
2711 | static void |
2478 | slf_init_signal_wait (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2712 | slf_init_signal_wait (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2479 | { |
2713 | { |
2480 | AV *av = (AV *)SvRV (arg [0]); |
2714 | AV *av = (AV *)SvRV (arg [0]); |
2481 | |
2715 | |
|
|
2716 | if (items >= 2) |
|
|
2717 | { |
|
|
2718 | CV *cb_cv = coro_sv_2cv (aTHX_ arg [1]); |
|
|
2719 | av_push (av, SvREFCNT_inc_NN (cb_cv)); |
|
|
2720 | |
2482 | if (SvIVX (AvARRAY (av)[0])) |
2721 | if (SvIVX (AvARRAY (av)[0])) |
|
|
2722 | coro_signal_wake (aTHX_ av, 1); /* ust be the only waiter */ |
|
|
2723 | |
|
|
2724 | frame->prepare = prepare_nop; |
|
|
2725 | frame->check = slf_check_nop; |
|
|
2726 | } |
|
|
2727 | else if (SvIVX (AvARRAY (av)[0])) |
2483 | { |
2728 | { |
2484 | SvIVX (AvARRAY (av)[0]) = 0; |
2729 | SvIVX (AvARRAY (av)[0]) = 0; |
2485 | frame->prepare = prepare_nop; |
2730 | frame->prepare = prepare_nop; |
2486 | frame->check = slf_check_nop; |
2731 | frame->check = slf_check_nop; |
2487 | } |
2732 | } |
2488 | else |
2733 | else |
2489 | { |
2734 | { |
2490 | SV *waiter = newRV_inc (SvRV (coro_current)); /* owned by signal av */ |
2735 | SV *waiter = newSVsv (coro_current); /* owned by signal av */ |
2491 | |
2736 | |
2492 | av_push (av, waiter); |
2737 | av_push (av, waiter); |
2493 | |
2738 | |
2494 | frame->data = (void *)sv_2mortal (SvREFCNT_inc_NN (waiter)); /* owned by process */ |
2739 | frame->data = (void *)sv_2mortal (SvREFCNT_inc_NN (waiter)); /* owned by process */ |
2495 | frame->prepare = prepare_schedule; |
2740 | frame->prepare = prepare_schedule; |
… | |
… | |
2662 | XSRETURN_EMPTY; |
2907 | XSRETURN_EMPTY; |
2663 | } |
2908 | } |
2664 | |
2909 | |
2665 | /*****************************************************************************/ |
2910 | /*****************************************************************************/ |
2666 | |
2911 | |
|
|
2912 | #if CORO_CLONE |
|
|
2913 | # include "clone.c" |
|
|
2914 | #endif |
|
|
2915 | |
2667 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
2916 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
2668 | |
2917 | |
2669 | PROTOTYPES: DISABLE |
2918 | PROTOTYPES: DISABLE |
2670 | |
2919 | |
2671 | BOOT: |
2920 | BOOT: |
… | |
… | |
2675 | coro_thx = PERL_GET_CONTEXT; |
2924 | coro_thx = PERL_GET_CONTEXT; |
2676 | # endif |
2925 | # endif |
2677 | #endif |
2926 | #endif |
2678 | BOOT_PAGESIZE; |
2927 | BOOT_PAGESIZE; |
2679 | |
2928 | |
|
|
2929 | cctx_current = cctx_new_empty (); |
|
|
2930 | |
2680 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
2931 | irsgv = gv_fetchpv ("/" , GV_ADD|GV_NOTQUAL, SVt_PV); |
2681 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
2932 | stdoutgv = gv_fetchpv ("STDOUT", GV_ADD|GV_NOTQUAL, SVt_PVIO); |
2682 | |
2933 | |
2683 | orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get; |
2934 | orig_sigelem_get = PL_vtbl_sigelem.svt_get; PL_vtbl_sigelem.svt_get = coro_sigelem_get; |
2684 | orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set; |
2935 | orig_sigelem_set = PL_vtbl_sigelem.svt_set; PL_vtbl_sigelem.svt_set = coro_sigelem_set; |
… | |
… | |
2703 | |
2954 | |
2704 | { |
2955 | { |
2705 | SV *slf = sv_2mortal (newSViv (PTR2IV (pp_slf))); |
2956 | SV *slf = sv_2mortal (newSViv (PTR2IV (pp_slf))); |
2706 | |
2957 | |
2707 | if (!PL_custom_op_names) PL_custom_op_names = newHV (); |
2958 | if (!PL_custom_op_names) PL_custom_op_names = newHV (); |
2708 | hv_store_ent (PL_custom_op_names, slf, |
2959 | hv_store_ent (PL_custom_op_names, slf, newSVpv ("coro_slf", 0), 0); |
2709 | newSVpv ("coro_slf", 0), 0); |
|
|
2710 | |
2960 | |
2711 | if (!PL_custom_op_descs) PL_custom_op_descs = newHV (); |
2961 | if (!PL_custom_op_descs) PL_custom_op_descs = newHV (); |
2712 | hv_store_ent (PL_custom_op_descs, slf, |
2962 | hv_store_ent (PL_custom_op_descs, slf, newSVpv ("coro schedule like function", 0), 0); |
2713 | newSVpv ("coro schedule like function", 0), 0); |
|
|
2714 | } |
2963 | } |
2715 | |
2964 | |
2716 | coroapi.ver = CORO_API_VERSION; |
2965 | coroapi.ver = CORO_API_VERSION; |
2717 | coroapi.rev = CORO_API_REVISION; |
2966 | coroapi.rev = CORO_API_REVISION; |
2718 | |
2967 | |
… | |
… | |
2732 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer"); |
2981 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer"); |
2733 | |
2982 | |
2734 | nvtime = INT2PTR (double (*)(), SvIV (*svp)); |
2983 | nvtime = INT2PTR (double (*)(), SvIV (*svp)); |
2735 | } |
2984 | } |
2736 | |
2985 | |
2737 | assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL)); |
2986 | assert (("PRIO_NORMAL must be 0", !CORO_PRIO_NORMAL)); |
2738 | } |
2987 | } |
2739 | |
2988 | |
2740 | SV * |
2989 | SV * |
2741 | new (char *klass, ...) |
2990 | new (char *klass, ...) |
2742 | ALIAS: |
2991 | ALIAS: |
… | |
… | |
2811 | void |
3060 | void |
2812 | _exit (int code) |
3061 | _exit (int code) |
2813 | PROTOTYPE: $ |
3062 | PROTOTYPE: $ |
2814 | CODE: |
3063 | CODE: |
2815 | _exit (code); |
3064 | _exit (code); |
|
|
3065 | |
|
|
3066 | SV * |
|
|
3067 | clone (Coro::State coro) |
|
|
3068 | CODE: |
|
|
3069 | { |
|
|
3070 | #if CORO_CLONE |
|
|
3071 | struct coro *ncoro = coro_clone (aTHX_ coro); |
|
|
3072 | MAGIC *mg; |
|
|
3073 | /* TODO: too much duplication */ |
|
|
3074 | ncoro->hv = newHV (); |
|
|
3075 | mg = sv_magicext ((SV *)ncoro->hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)ncoro, 0); |
|
|
3076 | mg->mg_flags |= MGf_DUP; |
|
|
3077 | RETVAL = sv_bless (newRV_noinc ((SV *)ncoro->hv), SvSTASH (coro->hv)); |
|
|
3078 | #else |
|
|
3079 | croak ("Coro::State->clone has not been configured into this installation of Coro, realised"); |
|
|
3080 | #endif |
|
|
3081 | } |
|
|
3082 | OUTPUT: |
|
|
3083 | RETVAL |
2816 | |
3084 | |
2817 | int |
3085 | int |
2818 | cctx_stacksize (int new_stacksize = 0) |
3086 | cctx_stacksize (int new_stacksize = 0) |
2819 | PROTOTYPE: ;$ |
3087 | PROTOTYPE: ;$ |
2820 | CODE: |
3088 | CODE: |
… | |
… | |
2870 | eval = 1 |
3138 | eval = 1 |
2871 | CODE: |
3139 | CODE: |
2872 | { |
3140 | { |
2873 | if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot)) |
3141 | if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot)) |
2874 | { |
3142 | { |
2875 | struct coro temp; |
3143 | struct coro *current = SvSTATE_current; |
2876 | |
3144 | |
2877 | if (!(coro->flags & CF_RUNNING)) |
3145 | if (current != coro) |
2878 | { |
3146 | { |
2879 | PUTBACK; |
3147 | PUTBACK; |
2880 | save_perl (aTHX_ &temp); |
3148 | save_perl (aTHX_ current); |
2881 | load_perl (aTHX_ coro); |
3149 | load_perl (aTHX_ coro); |
|
|
3150 | SPAGAIN; |
2882 | } |
3151 | } |
2883 | |
3152 | |
2884 | { |
|
|
2885 | dSP; |
|
|
2886 | ENTER; |
|
|
2887 | SAVETMPS; |
|
|
2888 | PUTBACK; |
|
|
2889 | PUSHSTACK; |
3153 | PUSHSTACK; |
|
|
3154 | |
2890 | PUSHMARK (SP); |
3155 | PUSHMARK (SP); |
|
|
3156 | PUTBACK; |
2891 | |
3157 | |
2892 | if (ix) |
3158 | if (ix) |
2893 | eval_sv (coderef, 0); |
3159 | eval_sv (coderef, 0); |
2894 | else |
3160 | else |
2895 | call_sv (coderef, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
3161 | call_sv (coderef, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
2896 | |
3162 | |
2897 | POPSTACK; |
3163 | POPSTACK; |
2898 | SPAGAIN; |
3164 | SPAGAIN; |
2899 | FREETMPS; |
|
|
2900 | LEAVE; |
|
|
2901 | PUTBACK; |
|
|
2902 | } |
|
|
2903 | |
3165 | |
2904 | if (!(coro->flags & CF_RUNNING)) |
3166 | if (current != coro) |
2905 | { |
3167 | { |
|
|
3168 | PUTBACK; |
2906 | save_perl (aTHX_ coro); |
3169 | save_perl (aTHX_ coro); |
2907 | load_perl (aTHX_ &temp); |
3170 | load_perl (aTHX_ current); |
2908 | SPAGAIN; |
3171 | SPAGAIN; |
2909 | } |
3172 | } |
2910 | } |
3173 | } |
2911 | } |
3174 | } |
2912 | |
3175 | |
… | |
… | |
2916 | ALIAS: |
3179 | ALIAS: |
2917 | is_ready = CF_READY |
3180 | is_ready = CF_READY |
2918 | is_running = CF_RUNNING |
3181 | is_running = CF_RUNNING |
2919 | is_new = CF_NEW |
3182 | is_new = CF_NEW |
2920 | is_destroyed = CF_DESTROYED |
3183 | is_destroyed = CF_DESTROYED |
|
|
3184 | is_suspended = CF_SUSPENDED |
2921 | CODE: |
3185 | CODE: |
2922 | RETVAL = boolSV (coro->flags & ix); |
3186 | RETVAL = boolSV (coro->flags & ix); |
2923 | OUTPUT: |
3187 | OUTPUT: |
2924 | RETVAL |
3188 | RETVAL |
2925 | |
3189 | |
… | |
… | |
2929 | CODE: |
3193 | CODE: |
2930 | { |
3194 | { |
2931 | struct coro *current = SvSTATE_current; |
3195 | struct coro *current = SvSTATE_current; |
2932 | SV **throwp = self == current ? &CORO_THROW : &self->except; |
3196 | SV **throwp = self == current ? &CORO_THROW : &self->except; |
2933 | SvREFCNT_dec (*throwp); |
3197 | SvREFCNT_dec (*throwp); |
|
|
3198 | SvGETMAGIC (throw); |
2934 | *throwp = SvOK (throw) ? newSVsv (throw) : 0; |
3199 | *throwp = SvOK (throw) ? newSVsv (throw) : 0; |
2935 | } |
3200 | } |
2936 | |
3201 | |
2937 | void |
3202 | void |
2938 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
3203 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
… | |
… | |
2941 | |
3206 | |
2942 | SV * |
3207 | SV * |
2943 | has_cctx (Coro::State coro) |
3208 | has_cctx (Coro::State coro) |
2944 | PROTOTYPE: $ |
3209 | PROTOTYPE: $ |
2945 | CODE: |
3210 | CODE: |
2946 | RETVAL = boolSV (!!coro->cctx); |
3211 | /* maybe manage the running flag differently */ |
|
|
3212 | RETVAL = boolSV (!!coro->cctx || (coro->flags & CF_RUNNING)); |
2947 | OUTPUT: |
3213 | OUTPUT: |
2948 | RETVAL |
3214 | RETVAL |
2949 | |
3215 | |
2950 | int |
3216 | int |
2951 | is_traced (Coro::State coro) |
3217 | is_traced (Coro::State coro) |
… | |
… | |
2971 | |
3237 | |
2972 | void |
3238 | void |
2973 | force_cctx () |
3239 | force_cctx () |
2974 | PROTOTYPE: |
3240 | PROTOTYPE: |
2975 | CODE: |
3241 | CODE: |
2976 | SvSTATE_current->cctx->idle_sp = 0; |
3242 | cctx_current->idle_sp = 0; |
2977 | |
3243 | |
2978 | void |
3244 | void |
2979 | swap_defsv (Coro::State self) |
3245 | swap_defsv (Coro::State self) |
2980 | PROTOTYPE: $ |
3246 | PROTOTYPE: $ |
2981 | ALIAS: |
3247 | ALIAS: |
… | |
… | |
2989 | SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv; |
3255 | SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv; |
2990 | |
3256 | |
2991 | SV *tmp = *src; *src = *dst; *dst = tmp; |
3257 | SV *tmp = *src; *src = *dst; *dst = tmp; |
2992 | } |
3258 | } |
2993 | |
3259 | |
|
|
3260 | void |
|
|
3261 | cancel (Coro::State self) |
|
|
3262 | CODE: |
|
|
3263 | coro_state_destroy (aTHX_ self); |
|
|
3264 | coro_call_on_destroy (aTHX_ self); /* actually only for Coro objects */ |
|
|
3265 | |
2994 | |
3266 | |
2995 | MODULE = Coro::State PACKAGE = Coro |
3267 | MODULE = Coro::State PACKAGE = Coro |
2996 | |
3268 | |
2997 | BOOT: |
3269 | BOOT: |
2998 | { |
3270 | { |
2999 | int i; |
|
|
3000 | |
|
|
3001 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
|
|
3002 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
3271 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
3003 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
3272 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
3004 | cv_coro_run = get_cv ( "Coro::_terminate", GV_ADD); |
3273 | cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD); |
3005 | cv_coro_terminate = get_cv ( "Coro::terminate" , GV_ADD); |
3274 | cv_coro_terminate = get_cv ( "Coro::terminate" , GV_ADD); |
3006 | coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current); |
3275 | coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current); |
|
|
3276 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
|
|
3277 | av_destroy = coro_get_av (aTHX_ "Coro::destroy" , TRUE); |
|
|
3278 | sv_manager = coro_get_sv (aTHX_ "Coro::manager" , TRUE); |
|
|
3279 | sv_idle = coro_get_sv (aTHX_ "Coro::idle" , TRUE); |
3007 | |
3280 | |
3008 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
3281 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
3009 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
3282 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
3010 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
3283 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
3011 | cv_coro_state_new = get_cv ("Coro::State::new", 0); SvREADONLY_on (cv_coro_state_new); |
3284 | cv_coro_state_new = get_cv ("Coro::State::new", 0); SvREADONLY_on (cv_coro_state_new); |
3012 | |
3285 | |
3013 | coro_stash = gv_stashpv ("Coro", TRUE); |
3286 | coro_stash = gv_stashpv ("Coro", TRUE); |
3014 | |
3287 | |
3015 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX)); |
3288 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX)); |
3016 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH)); |
3289 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH)); |
3017 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL)); |
3290 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL)); |
3018 | newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW)); |
3291 | newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (CORO_PRIO_LOW)); |
3019 | newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE)); |
3292 | newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (CORO_PRIO_IDLE)); |
3020 | newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN)); |
3293 | newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (CORO_PRIO_MIN)); |
3021 | |
|
|
3022 | for (i = PRIO_MAX - PRIO_MIN + 1; i--; ) |
|
|
3023 | coro_ready[i] = newAV (); |
|
|
3024 | |
3294 | |
3025 | { |
3295 | { |
3026 | SV *sv = coro_get_sv (aTHX_ "Coro::API", TRUE); |
3296 | SV *sv = coro_get_sv (aTHX_ "Coro::API", TRUE); |
3027 | |
3297 | |
3028 | coroapi.schedule = api_schedule; |
3298 | coroapi.schedule = api_schedule; |
… | |
… | |
3039 | SvREADONLY_on (sv); |
3309 | SvREADONLY_on (sv); |
3040 | } |
3310 | } |
3041 | } |
3311 | } |
3042 | |
3312 | |
3043 | void |
3313 | void |
|
|
3314 | terminate (...) |
|
|
3315 | CODE: |
|
|
3316 | CORO_EXECUTE_SLF_XS (slf_init_terminate); |
|
|
3317 | |
|
|
3318 | void |
3044 | schedule (...) |
3319 | schedule (...) |
3045 | CODE: |
3320 | CODE: |
3046 | CORO_EXECUTE_SLF_XS (slf_init_schedule); |
3321 | CORO_EXECUTE_SLF_XS (slf_init_schedule); |
3047 | |
3322 | |
3048 | void |
3323 | void |
… | |
… | |
3075 | void |
3350 | void |
3076 | _set_readyhook (SV *hook) |
3351 | _set_readyhook (SV *hook) |
3077 | PROTOTYPE: $ |
3352 | PROTOTYPE: $ |
3078 | CODE: |
3353 | CODE: |
3079 | SvREFCNT_dec (coro_readyhook); |
3354 | SvREFCNT_dec (coro_readyhook); |
|
|
3355 | SvGETMAGIC (hook); |
3080 | coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0; |
3356 | coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0; |
3081 | |
3357 | |
3082 | int |
3358 | int |
3083 | prio (Coro::State coro, int newprio = 0) |
3359 | prio (Coro::State coro, int newprio = 0) |
3084 | PROTOTYPE: $;$ |
3360 | PROTOTYPE: $;$ |
… | |
… | |
3115 | PROTOTYPE: |
3391 | PROTOTYPE: |
3116 | CODE: |
3392 | CODE: |
3117 | RETVAL = coro_nready; |
3393 | RETVAL = coro_nready; |
3118 | OUTPUT: |
3394 | OUTPUT: |
3119 | RETVAL |
3395 | RETVAL |
|
|
3396 | |
|
|
3397 | void |
|
|
3398 | suspend (Coro::State self) |
|
|
3399 | PROTOTYPE: $ |
|
|
3400 | CODE: |
|
|
3401 | self->flags |= CF_SUSPENDED; |
|
|
3402 | |
|
|
3403 | void |
|
|
3404 | resume (Coro::State self) |
|
|
3405 | PROTOTYPE: $ |
|
|
3406 | CODE: |
|
|
3407 | self->flags &= ~CF_SUSPENDED; |
3120 | |
3408 | |
3121 | void |
3409 | void |
3122 | _pool_handler (...) |
3410 | _pool_handler (...) |
3123 | CODE: |
3411 | CODE: |
3124 | CORO_EXECUTE_SLF_XS (slf_init_pool_handler); |
3412 | CORO_EXECUTE_SLF_XS (slf_init_pool_handler); |
… | |
… | |
3179 | rouse_wait (...) |
3467 | rouse_wait (...) |
3180 | PROTOTYPE: ;$ |
3468 | PROTOTYPE: ;$ |
3181 | PPCODE: |
3469 | PPCODE: |
3182 | CORO_EXECUTE_SLF_XS (slf_init_rouse_wait); |
3470 | CORO_EXECUTE_SLF_XS (slf_init_rouse_wait); |
3183 | |
3471 | |
|
|
3472 | void |
|
|
3473 | on_enter (SV *block) |
|
|
3474 | ALIAS: |
|
|
3475 | on_leave = 1 |
|
|
3476 | PROTOTYPE: & |
|
|
3477 | CODE: |
|
|
3478 | { |
|
|
3479 | struct coro *coro = SvSTATE_current; |
|
|
3480 | AV **avp = ix ? &coro->on_leave : &coro->on_enter; |
|
|
3481 | |
|
|
3482 | block = (SV *)coro_sv_2cv (aTHX_ block); |
|
|
3483 | |
|
|
3484 | if (!*avp) |
|
|
3485 | *avp = newAV (); |
|
|
3486 | |
|
|
3487 | av_push (*avp, SvREFCNT_inc (block)); |
|
|
3488 | |
|
|
3489 | if (!ix) |
|
|
3490 | on_enterleave_call (aTHX_ block); |
|
|
3491 | |
|
|
3492 | LEAVE; /* pp_entersub unfortunately forces an ENTER/LEAVE around XS calls */ |
|
|
3493 | SAVEDESTRUCTOR_X (ix ? coro_pop_on_leave : coro_pop_on_enter, (void *)coro); |
|
|
3494 | ENTER; /* pp_entersub unfortunately forces an ENTER/LEAVE around XS calls */ |
|
|
3495 | } |
|
|
3496 | |
3184 | |
3497 | |
3185 | MODULE = Coro::State PACKAGE = PerlIO::cede |
3498 | MODULE = Coro::State PACKAGE = PerlIO::cede |
3186 | |
3499 | |
3187 | BOOT: |
3500 | BOOT: |
3188 | PerlIO_define_layer (aTHX_ &PerlIO_cede); |
3501 | PerlIO_define_layer (aTHX_ &PerlIO_cede); |
… | |
… | |
3191 | MODULE = Coro::State PACKAGE = Coro::Semaphore |
3504 | MODULE = Coro::State PACKAGE = Coro::Semaphore |
3192 | |
3505 | |
3193 | SV * |
3506 | SV * |
3194 | new (SV *klass, SV *count = 0) |
3507 | new (SV *klass, SV *count = 0) |
3195 | CODE: |
3508 | CODE: |
|
|
3509 | { |
|
|
3510 | int semcnt = 1; |
|
|
3511 | |
|
|
3512 | if (count) |
|
|
3513 | { |
|
|
3514 | SvGETMAGIC (count); |
|
|
3515 | |
|
|
3516 | if (SvOK (count)) |
|
|
3517 | semcnt = SvIV (count); |
|
|
3518 | } |
|
|
3519 | |
3196 | RETVAL = sv_bless ( |
3520 | RETVAL = sv_bless ( |
3197 | coro_waitarray_new (aTHX_ count && SvOK (count) ? SvIV (count) : 1), |
3521 | coro_waitarray_new (aTHX_ semcnt), |
3198 | GvSTASH (CvGV (cv)) |
3522 | GvSTASH (CvGV (cv)) |
3199 | ); |
3523 | ); |
|
|
3524 | } |
3200 | OUTPUT: |
3525 | OUTPUT: |
3201 | RETVAL |
3526 | RETVAL |
3202 | |
3527 | |
3203 | # helper for Coro::Channel |
3528 | # helper for Coro::Channel and others |
3204 | SV * |
3529 | SV * |
3205 | _alloc (int count) |
3530 | _alloc (int count) |
3206 | CODE: |
3531 | CODE: |
3207 | RETVAL = coro_waitarray_new (aTHX_ count); |
3532 | RETVAL = coro_waitarray_new (aTHX_ count); |
3208 | OUTPUT: |
3533 | OUTPUT: |
… | |
… | |
3266 | for (i = 1; i <= wcount; ++i) |
3591 | for (i = 1; i <= wcount; ++i) |
3267 | PUSHs (sv_2mortal (newRV_inc (AvARRAY (av)[i]))); |
3592 | PUSHs (sv_2mortal (newRV_inc (AvARRAY (av)[i]))); |
3268 | } |
3593 | } |
3269 | } |
3594 | } |
3270 | |
3595 | |
|
|
3596 | MODULE = Coro::State PACKAGE = Coro::SemaphoreSet |
|
|
3597 | |
|
|
3598 | void |
|
|
3599 | _may_delete (SV *sem, int count, int extra_refs) |
|
|
3600 | PPCODE: |
|
|
3601 | { |
|
|
3602 | AV *av = (AV *)SvRV (sem); |
|
|
3603 | |
|
|
3604 | if (SvREFCNT ((SV *)av) == 1 + extra_refs |
|
|
3605 | && AvFILLp (av) == 0 /* no waiters, just count */ |
|
|
3606 | && SvIV (AvARRAY (av)[0]) == count) |
|
|
3607 | XSRETURN_YES; |
|
|
3608 | |
|
|
3609 | XSRETURN_NO; |
|
|
3610 | } |
|
|
3611 | |
3271 | MODULE = Coro::State PACKAGE = Coro::Signal |
3612 | MODULE = Coro::State PACKAGE = Coro::Signal |
3272 | |
3613 | |
3273 | SV * |
3614 | SV * |
3274 | new (SV *klass) |
3615 | new (SV *klass) |
3275 | CODE: |
3616 | CODE: |