|
|
1 | #define NDEBUG 1 |
|
|
2 | |
1 | #include "libcoro/coro.c" |
3 | #include "libcoro/coro.c" |
2 | |
4 | |
3 | #define PERL_NO_GET_CONTEXT |
5 | #define PERL_NO_GET_CONTEXT |
4 | #define PERL_EXT |
6 | #define PERL_EXT |
5 | |
7 | |
6 | #include "EXTERN.h" |
8 | #include "EXTERN.h" |
7 | #include "perl.h" |
9 | #include "perl.h" |
8 | #include "XSUB.h" |
10 | #include "XSUB.h" |
9 | #include "perliol.h" |
11 | #include "perliol.h" |
10 | |
12 | |
11 | #include "patchlevel.h" |
13 | #include "schmorp.h" |
12 | |
14 | |
13 | #include <stdio.h> |
15 | #include <stdio.h> |
14 | #include <errno.h> |
16 | #include <errno.h> |
15 | #include <assert.h> |
17 | #include <assert.h> |
|
|
18 | |
|
|
19 | #ifndef SVs_PADSTALE |
|
|
20 | # define SVs_PADSTALE 0 |
|
|
21 | #endif |
16 | |
22 | |
17 | #ifdef WIN32 |
23 | #ifdef WIN32 |
18 | # undef setjmp |
24 | # undef setjmp |
19 | # undef longjmp |
25 | # undef longjmp |
20 | # undef _exit |
26 | # undef _exit |
… | |
… | |
51 | #endif |
57 | #endif |
52 | |
58 | |
53 | /* the maximum number of idle cctx that will be pooled */ |
59 | /* the maximum number of idle cctx that will be pooled */ |
54 | static int cctx_max_idle = 4; |
60 | static int cctx_max_idle = 4; |
55 | |
61 | |
56 | #define PERL_VERSION_ATLEAST(a,b,c) \ |
|
|
57 | (PERL_REVISION > (a) \ |
|
|
58 | || (PERL_REVISION == (a) \ |
|
|
59 | && (PERL_VERSION > (b) \ |
|
|
60 | || (PERL_VERSION == (b) && PERL_SUBVERSION >= (c))))) |
|
|
61 | |
|
|
62 | #if !PERL_VERSION_ATLEAST (5,6,0) |
|
|
63 | # ifndef PL_ppaddr |
|
|
64 | # define PL_ppaddr ppaddr |
|
|
65 | # endif |
|
|
66 | # ifndef call_sv |
|
|
67 | # define call_sv perl_call_sv |
|
|
68 | # endif |
|
|
69 | # ifndef get_sv |
|
|
70 | # define get_sv perl_get_sv |
|
|
71 | # endif |
|
|
72 | # ifndef get_cv |
|
|
73 | # define get_cv perl_get_cv |
|
|
74 | # endif |
|
|
75 | # ifndef IS_PADGV |
|
|
76 | # define IS_PADGV(v) 0 |
|
|
77 | # endif |
|
|
78 | # ifndef IS_PADCONST |
|
|
79 | # define IS_PADCONST(v) 0 |
|
|
80 | # endif |
|
|
81 | #endif |
|
|
82 | |
|
|
83 | /* 5.11 */ |
|
|
84 | #ifndef CxHASARGS |
|
|
85 | # define CxHASARGS(cx) (cx)->blk_sub.hasargs |
|
|
86 | #endif |
|
|
87 | |
|
|
88 | /* 5.10.0 */ |
|
|
89 | #ifndef SvREFCNT_inc_NN |
|
|
90 | # define SvREFCNT_inc_NN(sv) SvREFCNT_inc (sv) |
|
|
91 | #endif |
|
|
92 | |
|
|
93 | /* 5.8.8 */ |
|
|
94 | #ifndef GV_NOTQUAL |
|
|
95 | # define GV_NOTQUAL 0 |
|
|
96 | #endif |
|
|
97 | #ifndef newSV |
|
|
98 | # define newSV(l) NEWSV(0,l) |
|
|
99 | #endif |
|
|
100 | #ifndef CvISXSUB_on |
|
|
101 | # define CvISXSUB_on(cv) (void)cv |
|
|
102 | #endif |
|
|
103 | #ifndef CvISXSUB |
|
|
104 | # define CvISXSUB(cv) (CvXSUB (cv) ? TRUE : FALSE) |
|
|
105 | #endif |
|
|
106 | #ifndef Newx |
|
|
107 | # define Newx(ptr,nitems,type) New (0,ptr,nitems,type) |
|
|
108 | #endif |
|
|
109 | |
|
|
110 | /* 5.8.7 */ |
|
|
111 | #ifndef SvRV_set |
|
|
112 | # define SvRV_set(s,v) SvRV(s) = (v) |
|
|
113 | #endif |
|
|
114 | |
|
|
115 | #if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64 |
62 | #if !__i386 && !__x86_64 && !__powerpc && !__m68k && !__alpha && !__mips && !__sparc64 |
116 | # undef CORO_STACKGUARD |
63 | # undef CORO_STACKGUARD |
117 | #endif |
64 | #endif |
118 | |
65 | |
119 | #ifndef CORO_STACKGUARD |
66 | #ifndef CORO_STACKGUARD |
… | |
… | |
137 | |
84 | |
138 | #define IN_DESTRUCT PL_dirty |
85 | #define IN_DESTRUCT PL_dirty |
139 | |
86 | |
140 | #if __GNUC__ >= 3 |
87 | #if __GNUC__ >= 3 |
141 | # define attribute(x) __attribute__(x) |
88 | # define attribute(x) __attribute__(x) |
142 | # define expect(expr,value) __builtin_expect ((expr),(value)) |
89 | # define expect(expr,value) __builtin_expect ((expr), (value)) |
143 | # define INLINE static inline |
90 | # define INLINE static inline |
144 | #else |
91 | #else |
145 | # define attribute(x) |
92 | # define attribute(x) |
146 | # define expect(expr,value) (expr) |
93 | # define expect(expr,value) (expr) |
147 | # define INLINE static |
94 | # define INLINE static |
… | |
… | |
159 | # if CORO_PTHREAD |
106 | # if CORO_PTHREAD |
160 | static void *coro_thx; |
107 | static void *coro_thx; |
161 | # endif |
108 | # endif |
162 | #endif |
109 | #endif |
163 | |
110 | |
|
|
111 | #ifdef __linux |
|
|
112 | # include <time.h> /* for timespec */ |
|
|
113 | # include <syscall.h> /* for SYS_* */ |
|
|
114 | # ifdef SYS_clock_gettime |
|
|
115 | # define coro_clock_gettime(id, ts) syscall (SYS_clock_gettime, (id), (ts)) |
|
|
116 | # define CORO_CLOCK_MONOTONIC 1 |
|
|
117 | # define CORO_CLOCK_THREAD_CPUTIME_ID 3 |
|
|
118 | # endif |
|
|
119 | #endif |
|
|
120 | |
164 | static double (*nvtime)(); /* so why doesn't it take void? */ |
121 | static double (*nvtime)(); /* so why doesn't it take void? */ |
|
|
122 | static void (*u2time)(pTHX_ UV ret[2]); |
165 | |
123 | |
166 | /* we hijack an hopefully unused CV flag for our purposes */ |
124 | /* we hijack an hopefully unused CV flag for our purposes */ |
167 | #define CVf_SLF 0x4000 |
125 | #define CVf_SLF 0x4000 |
168 | static OP *pp_slf (pTHX); |
126 | static OP *pp_slf (pTHX); |
169 | |
127 | |
… | |
… | |
190 | static SV *sv_pool_size; |
148 | static SV *sv_pool_size; |
191 | static SV *sv_async_pool_idle; /* description string */ |
149 | static SV *sv_async_pool_idle; /* description string */ |
192 | static AV *av_async_pool; /* idle pool */ |
150 | static AV *av_async_pool; /* idle pool */ |
193 | static SV *sv_Coro; /* class string */ |
151 | static SV *sv_Coro; /* class string */ |
194 | static CV *cv_pool_handler; |
152 | static CV *cv_pool_handler; |
195 | static CV *cv_coro_state_new; |
|
|
196 | |
153 | |
197 | /* Coro::AnyEvent */ |
154 | /* Coro::AnyEvent */ |
198 | static SV *sv_activity; |
155 | static SV *sv_activity; |
|
|
156 | |
|
|
157 | /* enable processtime/realtime profiling */ |
|
|
158 | static char enable_times; |
|
|
159 | typedef U32 coro_ts[2]; |
|
|
160 | static coro_ts time_real, time_cpu; |
|
|
161 | static char times_valid; |
199 | |
162 | |
200 | static struct coro_cctx *cctx_first; |
163 | static struct coro_cctx *cctx_first; |
201 | static int cctx_count, cctx_idle; |
164 | static int cctx_count, cctx_idle; |
202 | |
165 | |
203 | enum { |
166 | enum { |
… | |
… | |
238 | enum { |
201 | enum { |
239 | CF_RUNNING = 0x0001, /* coroutine is running */ |
202 | CF_RUNNING = 0x0001, /* coroutine is running */ |
240 | CF_READY = 0x0002, /* coroutine is ready */ |
203 | CF_READY = 0x0002, /* coroutine is ready */ |
241 | CF_NEW = 0x0004, /* has never been switched to */ |
204 | CF_NEW = 0x0004, /* has never been switched to */ |
242 | CF_DESTROYED = 0x0008, /* coroutine data has been freed */ |
205 | CF_DESTROYED = 0x0008, /* coroutine data has been freed */ |
|
|
206 | CF_SUSPENDED = 0x0010, /* coroutine can't be scheduled */ |
243 | }; |
207 | }; |
244 | |
208 | |
245 | /* the structure where most of the perl state is stored, overlaid on the cxstack */ |
209 | /* the structure where most of the perl state is stored, overlaid on the cxstack */ |
246 | typedef struct |
210 | typedef struct |
247 | { |
211 | { |
… | |
… | |
260 | /* this is a structure representing a perl-level coroutine */ |
224 | /* this is a structure representing a perl-level coroutine */ |
261 | struct coro { |
225 | struct coro { |
262 | /* the C coroutine allocated to this perl coroutine, if any */ |
226 | /* the C coroutine allocated to this perl coroutine, if any */ |
263 | coro_cctx *cctx; |
227 | coro_cctx *cctx; |
264 | |
228 | |
|
|
229 | /* ready queue */ |
|
|
230 | struct coro *next_ready; |
|
|
231 | |
265 | /* state data */ |
232 | /* state data */ |
266 | struct CoroSLF slf_frame; /* saved slf frame */ |
233 | struct CoroSLF slf_frame; /* saved slf frame */ |
267 | AV *mainstack; |
234 | AV *mainstack; |
268 | perl_slots *slot; /* basically the saved sp */ |
235 | perl_slots *slot; /* basically the saved sp */ |
269 | |
236 | |
… | |
… | |
285 | /* async_pool */ |
252 | /* async_pool */ |
286 | SV *saved_deffh; |
253 | SV *saved_deffh; |
287 | SV *invoke_cb; |
254 | SV *invoke_cb; |
288 | AV *invoke_av; |
255 | AV *invoke_av; |
289 | |
256 | |
|
|
257 | /* on_enter/on_leave */ |
|
|
258 | AV *on_enter; |
|
|
259 | AV *on_leave; |
|
|
260 | |
|
|
261 | /* swap_sv */ |
|
|
262 | AV *swap_sv; |
|
|
263 | |
|
|
264 | /* times */ |
|
|
265 | coro_ts t_cpu, t_real; |
|
|
266 | |
290 | /* linked list */ |
267 | /* linked list */ |
291 | struct coro *next, *prev; |
268 | struct coro *next, *prev; |
292 | }; |
269 | }; |
293 | |
270 | |
294 | typedef struct coro *Coro__State; |
271 | typedef struct coro *Coro__State; |
… | |
… | |
299 | /* the mainr easonw e don't support windows process emulation */ |
276 | /* the mainr easonw e don't support windows process emulation */ |
300 | static struct CoroSLF slf_frame; /* the current slf frame */ |
277 | static struct CoroSLF slf_frame; /* the current slf frame */ |
301 | |
278 | |
302 | /** Coro ********************************************************************/ |
279 | /** Coro ********************************************************************/ |
303 | |
280 | |
304 | #define PRIO_MAX 3 |
281 | #define CORO_PRIO_MAX 3 |
305 | #define PRIO_HIGH 1 |
282 | #define CORO_PRIO_HIGH 1 |
306 | #define PRIO_NORMAL 0 |
283 | #define CORO_PRIO_NORMAL 0 |
307 | #define PRIO_LOW -1 |
284 | #define CORO_PRIO_LOW -1 |
308 | #define PRIO_IDLE -3 |
285 | #define CORO_PRIO_IDLE -3 |
309 | #define PRIO_MIN -4 |
286 | #define CORO_PRIO_MIN -4 |
310 | |
287 | |
311 | /* for Coro.pm */ |
288 | /* for Coro.pm */ |
312 | static SV *coro_current; |
289 | static SV *coro_current; |
313 | static SV *coro_readyhook; |
290 | static SV *coro_readyhook; |
314 | static AV *coro_ready [PRIO_MAX - PRIO_MIN + 1]; |
291 | static struct coro *coro_ready [CORO_PRIO_MAX - CORO_PRIO_MIN + 1][2]; /* head|tail */ |
315 | static CV *cv_coro_run, *cv_coro_terminate; |
292 | static CV *cv_coro_run, *cv_coro_terminate; |
316 | static struct coro *coro_first; |
293 | static struct coro *coro_first; |
317 | #define coro_nready coroapi.nready |
294 | #define coro_nready coroapi.nready |
|
|
295 | |
|
|
296 | /** Coro::Select ************************************************************/ |
|
|
297 | |
|
|
298 | static OP *(*coro_old_pp_sselect) (pTHX); |
|
|
299 | static SV *coro_select_select; |
|
|
300 | |
|
|
301 | /* horrible hack, but if it works... */ |
|
|
302 | static OP * |
|
|
303 | coro_pp_sselect (pTHX) |
|
|
304 | { |
|
|
305 | dSP; |
|
|
306 | PUSHMARK (SP - 4); /* fake argument list */ |
|
|
307 | XPUSHs (coro_select_select); |
|
|
308 | PUTBACK; |
|
|
309 | |
|
|
310 | /* entersub is an UNOP, select a LISTOP... keep your fingers crossed */ |
|
|
311 | PL_op->op_flags |= OPf_STACKED; |
|
|
312 | PL_op->op_private = 0; |
|
|
313 | return PL_ppaddr [OP_ENTERSUB](aTHX); |
|
|
314 | } |
318 | |
315 | |
319 | /** lowlevel stuff **********************************************************/ |
316 | /** lowlevel stuff **********************************************************/ |
320 | |
317 | |
321 | static SV * |
318 | static SV * |
322 | coro_get_sv (pTHX_ const char *name, int create) |
319 | coro_get_sv (pTHX_ const char *name, int create) |
… | |
… | |
346 | get_hv (name, create); |
343 | get_hv (name, create); |
347 | #endif |
344 | #endif |
348 | return get_hv (name, create); |
345 | return get_hv (name, create); |
349 | } |
346 | } |
350 | |
347 | |
351 | /* may croak */ |
348 | INLINE void |
352 | INLINE CV * |
349 | coro_times_update () |
353 | coro_sv_2cv (pTHX_ SV *sv) |
|
|
354 | { |
350 | { |
|
|
351 | #ifdef coro_clock_gettime |
|
|
352 | struct timespec ts; |
|
|
353 | |
|
|
354 | ts.tv_sec = ts.tv_nsec = 0; |
|
|
355 | coro_clock_gettime (CORO_CLOCK_THREAD_CPUTIME_ID, &ts); |
|
|
356 | time_cpu [0] = ts.tv_sec; time_cpu [1] = ts.tv_nsec; |
|
|
357 | |
|
|
358 | ts.tv_sec = ts.tv_nsec = 0; |
|
|
359 | coro_clock_gettime (CORO_CLOCK_MONOTONIC, &ts); |
|
|
360 | time_real [0] = ts.tv_sec; time_real [1] = ts.tv_nsec; |
|
|
361 | #else |
|
|
362 | dTHX; |
|
|
363 | UV tv[2]; |
|
|
364 | |
|
|
365 | u2time (aTHX_ tv); |
|
|
366 | time_real [0] = tv [0]; |
|
|
367 | time_real [1] = tv [1] * 1000; |
|
|
368 | #endif |
|
|
369 | } |
|
|
370 | |
|
|
371 | INLINE void |
|
|
372 | coro_times_add (struct coro *c) |
|
|
373 | { |
|
|
374 | c->t_real [1] += time_real [1]; |
|
|
375 | if (c->t_real [1] > 1000000000) { c->t_real [1] -= 1000000000; ++c->t_real [0]; } |
|
|
376 | c->t_real [0] += time_real [0]; |
|
|
377 | |
|
|
378 | c->t_cpu [1] += time_cpu [1]; |
|
|
379 | if (c->t_cpu [1] > 1000000000) { c->t_cpu [1] -= 1000000000; ++c->t_cpu [0]; } |
|
|
380 | c->t_cpu [0] += time_cpu [0]; |
|
|
381 | } |
|
|
382 | |
|
|
383 | INLINE void |
|
|
384 | coro_times_sub (struct coro *c) |
|
|
385 | { |
|
|
386 | if (c->t_real [1] < time_real [1]) { c->t_real [1] += 1000000000; --c->t_real [0]; } |
|
|
387 | c->t_real [1] -= time_real [1]; |
|
|
388 | c->t_real [0] -= time_real [0]; |
|
|
389 | |
|
|
390 | if (c->t_cpu [1] < time_cpu [1]) { c->t_cpu [1] += 1000000000; --c->t_cpu [0]; } |
|
|
391 | c->t_cpu [1] -= time_cpu [1]; |
|
|
392 | c->t_cpu [0] -= time_cpu [0]; |
|
|
393 | } |
|
|
394 | |
|
|
395 | /*****************************************************************************/ |
|
|
396 | /* magic glue */ |
|
|
397 | |
|
|
398 | #define CORO_MAGIC_type_cv 26 |
|
|
399 | #define CORO_MAGIC_type_state PERL_MAGIC_ext |
|
|
400 | |
|
|
401 | #define CORO_MAGIC_NN(sv, type) \ |
|
|
402 | (expect_true (SvMAGIC (sv)->mg_type == type) \ |
|
|
403 | ? SvMAGIC (sv) \ |
|
|
404 | : mg_find (sv, type)) |
|
|
405 | |
|
|
406 | #define CORO_MAGIC(sv, type) \ |
|
|
407 | (expect_true (SvMAGIC (sv)) \ |
|
|
408 | ? CORO_MAGIC_NN (sv, type) \ |
|
|
409 | : 0) |
|
|
410 | |
|
|
411 | #define CORO_MAGIC_cv(cv) CORO_MAGIC (((SV *)(cv)), CORO_MAGIC_type_cv) |
|
|
412 | #define CORO_MAGIC_state(sv) CORO_MAGIC_NN (((SV *)(sv)), CORO_MAGIC_type_state) |
|
|
413 | |
|
|
414 | INLINE struct coro * |
|
|
415 | SvSTATE_ (pTHX_ SV *coro) |
|
|
416 | { |
355 | HV *st; |
417 | HV *stash; |
356 | GV *gvp; |
418 | MAGIC *mg; |
357 | return sv_2cv (sv, &st, &gvp, 0); |
419 | |
|
|
420 | if (SvROK (coro)) |
|
|
421 | coro = SvRV (coro); |
|
|
422 | |
|
|
423 | if (expect_false (SvTYPE (coro) != SVt_PVHV)) |
|
|
424 | croak ("Coro::State object required"); |
|
|
425 | |
|
|
426 | stash = SvSTASH (coro); |
|
|
427 | if (expect_false (stash != coro_stash && stash != coro_state_stash)) |
|
|
428 | { |
|
|
429 | /* very slow, but rare, check */ |
|
|
430 | if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State")) |
|
|
431 | croak ("Coro::State object required"); |
|
|
432 | } |
|
|
433 | |
|
|
434 | mg = CORO_MAGIC_state (coro); |
|
|
435 | return (struct coro *)mg->mg_ptr; |
358 | } |
436 | } |
|
|
437 | |
|
|
438 | #define SvSTATE(sv) SvSTATE_ (aTHX_ (sv)) |
|
|
439 | |
|
|
440 | /* faster than SvSTATE, but expects a coroutine hv */ |
|
|
441 | #define SvSTATE_hv(hv) ((struct coro *)CORO_MAGIC_NN ((SV *)hv, CORO_MAGIC_type_state)->mg_ptr) |
|
|
442 | #define SvSTATE_current SvSTATE_hv (SvRV (coro_current)) |
|
|
443 | |
|
|
444 | /*****************************************************************************/ |
|
|
445 | /* padlist management and caching */ |
359 | |
446 | |
360 | static AV * |
447 | static AV * |
361 | coro_derive_padlist (pTHX_ CV *cv) |
448 | coro_derive_padlist (pTHX_ CV *cv) |
362 | { |
449 | { |
363 | AV *padlist = CvPADLIST (cv); |
450 | AV *padlist = CvPADLIST (cv); |
… | |
… | |
371 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); |
458 | Perl_pad_push (aTHX_ padlist, AvFILLp (padlist) + 1, 1); |
372 | #endif |
459 | #endif |
373 | newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; |
460 | newpad = (AV *)AvARRAY (padlist)[AvFILLp (padlist)]; |
374 | --AvFILLp (padlist); |
461 | --AvFILLp (padlist); |
375 | |
462 | |
376 | av_store (newpadlist, 0, SvREFCNT_inc_NN (*av_fetch (padlist, 0, FALSE))); |
463 | av_store (newpadlist, 0, SvREFCNT_inc_NN (AvARRAY (padlist)[0])); |
377 | av_store (newpadlist, 1, (SV *)newpad); |
464 | av_store (newpadlist, 1, (SV *)newpad); |
378 | |
465 | |
379 | return newpadlist; |
466 | return newpadlist; |
380 | } |
467 | } |
381 | |
468 | |
… | |
… | |
385 | /* may be during global destruction */ |
472 | /* may be during global destruction */ |
386 | if (!IN_DESTRUCT) |
473 | if (!IN_DESTRUCT) |
387 | { |
474 | { |
388 | I32 i = AvFILLp (padlist); |
475 | I32 i = AvFILLp (padlist); |
389 | |
476 | |
390 | while (i >= 0) |
477 | while (i > 0) /* special-case index 0 */ |
391 | { |
478 | { |
392 | /* we try to be extra-careful here */ |
479 | /* we try to be extra-careful here */ |
393 | AV *av = (AV *)AvARRAY (padlist)[i--]; |
480 | AV *av = (AV *)AvARRAY (padlist)[i--]; |
394 | |
|
|
395 | I32 i = AvFILLp (av); |
481 | I32 j = AvFILLp (av); |
396 | |
482 | |
397 | while (i >= 0) |
483 | while (j >= 0) |
398 | SvREFCNT_dec (AvARRAY (av)[i--]); |
484 | SvREFCNT_dec (AvARRAY (av)[j--]); |
399 | |
485 | |
400 | AvFILLp (av) = -1; |
486 | AvFILLp (av) = -1; |
401 | SvREFCNT_dec (av); |
487 | SvREFCNT_dec (av); |
402 | } |
488 | } |
403 | |
489 | |
|
|
490 | SvREFCNT_dec (AvARRAY (padlist)[0]); |
|
|
491 | |
404 | AvFILLp (padlist) = -1; |
492 | AvFILLp (padlist) = -1; |
405 | SvREFCNT_dec ((SV*)padlist); |
493 | SvREFCNT_dec ((SV*)padlist); |
406 | } |
494 | } |
407 | } |
495 | } |
408 | |
496 | |
409 | static int |
497 | static int |
410 | coro_cv_free (pTHX_ SV *sv, MAGIC *mg) |
498 | coro_cv_free (pTHX_ SV *sv, MAGIC *mg) |
411 | { |
499 | { |
412 | AV *padlist; |
500 | AV *padlist; |
413 | AV *av = (AV *)mg->mg_obj; |
501 | AV *av = (AV *)mg->mg_obj; |
|
|
502 | |
|
|
503 | /* perl manages to free our internal AV and _then_ call us */ |
|
|
504 | if (IN_DESTRUCT) |
|
|
505 | return 0; |
414 | |
506 | |
415 | /* casting is fun. */ |
507 | /* casting is fun. */ |
416 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
508 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
417 | free_padlist (aTHX_ padlist); |
509 | free_padlist (aTHX_ padlist); |
418 | |
510 | |
419 | SvREFCNT_dec (av); /* sv_magicext increased the refcount */ |
511 | SvREFCNT_dec (av); /* sv_magicext increased the refcount */ |
420 | |
512 | |
421 | return 0; |
513 | return 0; |
422 | } |
514 | } |
423 | |
|
|
424 | #define CORO_MAGIC_type_cv 26 |
|
|
425 | #define CORO_MAGIC_type_state PERL_MAGIC_ext |
|
|
426 | |
515 | |
427 | static MGVTBL coro_cv_vtbl = { |
516 | static MGVTBL coro_cv_vtbl = { |
428 | 0, 0, 0, 0, |
517 | 0, 0, 0, 0, |
429 | coro_cv_free |
518 | coro_cv_free |
430 | }; |
519 | }; |
431 | |
|
|
432 | #define CORO_MAGIC_NN(sv, type) \ |
|
|
433 | (expect_true (SvMAGIC (sv)->mg_type == type) \ |
|
|
434 | ? SvMAGIC (sv) \ |
|
|
435 | : mg_find (sv, type)) |
|
|
436 | |
|
|
437 | #define CORO_MAGIC(sv, type) \ |
|
|
438 | (expect_true (SvMAGIC (sv)) \ |
|
|
439 | ? CORO_MAGIC_NN (sv, type) \ |
|
|
440 | : 0) |
|
|
441 | |
|
|
442 | #define CORO_MAGIC_cv(cv) CORO_MAGIC (((SV *)(cv)), CORO_MAGIC_type_cv) |
|
|
443 | #define CORO_MAGIC_state(sv) CORO_MAGIC_NN (((SV *)(sv)), CORO_MAGIC_type_state) |
|
|
444 | |
|
|
445 | INLINE struct coro * |
|
|
446 | SvSTATE_ (pTHX_ SV *coro) |
|
|
447 | { |
|
|
448 | HV *stash; |
|
|
449 | MAGIC *mg; |
|
|
450 | |
|
|
451 | if (SvROK (coro)) |
|
|
452 | coro = SvRV (coro); |
|
|
453 | |
|
|
454 | if (expect_false (SvTYPE (coro) != SVt_PVHV)) |
|
|
455 | croak ("Coro::State object required"); |
|
|
456 | |
|
|
457 | stash = SvSTASH (coro); |
|
|
458 | if (expect_false (stash != coro_stash && stash != coro_state_stash)) |
|
|
459 | { |
|
|
460 | /* very slow, but rare, check */ |
|
|
461 | if (!sv_derived_from (sv_2mortal (newRV_inc (coro)), "Coro::State")) |
|
|
462 | croak ("Coro::State object required"); |
|
|
463 | } |
|
|
464 | |
|
|
465 | mg = CORO_MAGIC_state (coro); |
|
|
466 | return (struct coro *)mg->mg_ptr; |
|
|
467 | } |
|
|
468 | |
|
|
469 | #define SvSTATE(sv) SvSTATE_ (aTHX_ (sv)) |
|
|
470 | |
|
|
471 | /* faster than SvSTATE, but expects a coroutine hv */ |
|
|
472 | #define SvSTATE_hv(hv) ((struct coro *)CORO_MAGIC_NN ((SV *)hv, CORO_MAGIC_type_state)->mg_ptr) |
|
|
473 | #define SvSTATE_current SvSTATE_hv (SvRV (coro_current)) |
|
|
474 | |
520 | |
475 | /* the next two functions merely cache the padlists */ |
521 | /* the next two functions merely cache the padlists */ |
476 | static void |
522 | static void |
477 | get_padlist (pTHX_ CV *cv) |
523 | get_padlist (pTHX_ CV *cv) |
478 | { |
524 | { |
… | |
… | |
513 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
559 | AvARRAY (av)[++AvFILLp (av)] = (SV *)CvPADLIST (cv); |
514 | } |
560 | } |
515 | |
561 | |
516 | /** load & save, init *******************************************************/ |
562 | /** load & save, init *******************************************************/ |
517 | |
563 | |
|
|
564 | /* swap sv heads, at least logically */ |
|
|
565 | static void |
|
|
566 | swap_svs (pTHX_ Coro__State c) |
|
|
567 | { |
|
|
568 | int i; |
|
|
569 | |
|
|
570 | for (i = 0; i <= AvFILLp (c->swap_sv); ) |
|
|
571 | { |
|
|
572 | SV *a = AvARRAY (c->swap_sv)[i++]; |
|
|
573 | SV *b = AvARRAY (c->swap_sv)[i++]; |
|
|
574 | |
|
|
575 | const U32 keep = SVs_PADSTALE | SVs_PADTMP | SVs_PADMY; /* keep these flags */ |
|
|
576 | SV tmp; |
|
|
577 | |
|
|
578 | /* swap sv_any */ |
|
|
579 | SvANY (&tmp) = SvANY (a); SvANY (a) = SvANY (b); SvANY (b) = SvANY (&tmp); |
|
|
580 | |
|
|
581 | /* swap sv_flags */ |
|
|
582 | SvFLAGS (&tmp) = SvFLAGS (a); |
|
|
583 | SvFLAGS (a) = (SvFLAGS (a) & keep) | (SvFLAGS (b ) & ~keep); |
|
|
584 | SvFLAGS (b) = (SvFLAGS (b) & keep) | (SvFLAGS (&tmp) & ~keep); |
|
|
585 | |
|
|
586 | #if PERL_VERSION_ATLEAST (5,10,0) |
|
|
587 | /* perl 5.10 complicates this _quite_ a bit, but it also is |
|
|
588 | * is much faster, so no quarrels here. alternatively, we could |
|
|
589 | * sv_upgrade to avoid this. |
|
|
590 | */ |
|
|
591 | { |
|
|
592 | /* swap sv_u */ |
|
|
593 | tmp.sv_u = a->sv_u; a->sv_u = b->sv_u; b->sv_u = tmp.sv_u; |
|
|
594 | |
|
|
595 | /* if SvANY points to the head, we need to adjust the pointers, |
|
|
596 | * as the pointer for a still points to b, and maybe vice versa. |
|
|
597 | */ |
|
|
598 | #define svany_in_head(type) \ |
|
|
599 | (((1 << SVt_NULL) | (1 << SVt_BIND) | (1 << SVt_IV) | (1 << SVt_RV)) & (1 << (type))) |
|
|
600 | |
|
|
601 | if (svany_in_head (SvTYPE (a))) |
|
|
602 | SvANY (a) = (void *)((PTRV)SvANY (a) - (PTRV)b + (PTRV)a); |
|
|
603 | |
|
|
604 | if (svany_in_head (SvTYPE (b))) |
|
|
605 | SvANY (b) = (void *)((PTRV)SvANY (b) - (PTRV)a + (PTRV)b); |
|
|
606 | } |
|
|
607 | #endif |
|
|
608 | } |
|
|
609 | } |
|
|
610 | |
|
|
611 | #define SWAP_SVS(coro) \ |
|
|
612 | if (expect_false ((coro)->swap_sv)) \ |
|
|
613 | swap_svs (aTHX_ (coro)) |
|
|
614 | |
|
|
615 | static void |
|
|
616 | on_enterleave_call (pTHX_ SV *cb); |
|
|
617 | |
518 | static void |
618 | static void |
519 | load_perl (pTHX_ Coro__State c) |
619 | load_perl (pTHX_ Coro__State c) |
520 | { |
620 | { |
521 | perl_slots *slot = c->slot; |
621 | perl_slots *slot = c->slot; |
522 | c->slot = 0; |
622 | c->slot = 0; |
… | |
… | |
549 | PUTBACK; |
649 | PUTBACK; |
550 | } |
650 | } |
551 | |
651 | |
552 | slf_frame = c->slf_frame; |
652 | slf_frame = c->slf_frame; |
553 | CORO_THROW = c->except; |
653 | CORO_THROW = c->except; |
|
|
654 | |
|
|
655 | if (expect_false (enable_times)) |
|
|
656 | { |
|
|
657 | if (expect_false (!times_valid)) |
|
|
658 | coro_times_update (); |
|
|
659 | |
|
|
660 | coro_times_sub (c); |
|
|
661 | } |
|
|
662 | |
|
|
663 | if (expect_false (c->on_enter)) |
|
|
664 | { |
|
|
665 | int i; |
|
|
666 | |
|
|
667 | for (i = 0; i <= AvFILLp (c->on_enter); ++i) |
|
|
668 | on_enterleave_call (aTHX_ AvARRAY (c->on_enter)[i]); |
|
|
669 | } |
|
|
670 | |
|
|
671 | SWAP_SVS (c); |
554 | } |
672 | } |
555 | |
673 | |
556 | static void |
674 | static void |
557 | save_perl (pTHX_ Coro__State c) |
675 | save_perl (pTHX_ Coro__State c) |
558 | { |
676 | { |
|
|
677 | SWAP_SVS (c); |
|
|
678 | |
|
|
679 | if (expect_false (c->on_leave)) |
|
|
680 | { |
|
|
681 | int i; |
|
|
682 | |
|
|
683 | for (i = AvFILLp (c->on_leave); i >= 0; --i) |
|
|
684 | on_enterleave_call (aTHX_ AvARRAY (c->on_leave)[i]); |
|
|
685 | } |
|
|
686 | |
|
|
687 | times_valid = 0; |
|
|
688 | |
|
|
689 | if (expect_false (enable_times)) |
|
|
690 | { |
|
|
691 | coro_times_update (); times_valid = 1; |
|
|
692 | coro_times_add (c); |
|
|
693 | } |
|
|
694 | |
559 | c->except = CORO_THROW; |
695 | c->except = CORO_THROW; |
560 | c->slf_frame = slf_frame; |
696 | c->slf_frame = slf_frame; |
561 | |
697 | |
562 | { |
698 | { |
563 | dSP; |
699 | dSP; |
… | |
… | |
576 | { |
712 | { |
577 | while (expect_true (cxix >= 0)) |
713 | while (expect_true (cxix >= 0)) |
578 | { |
714 | { |
579 | PERL_CONTEXT *cx = &ccstk[cxix--]; |
715 | PERL_CONTEXT *cx = &ccstk[cxix--]; |
580 | |
716 | |
581 | if (expect_true (CxTYPE (cx) == CXt_SUB || CxTYPE (cx) == CXt_FORMAT)) |
717 | if (expect_true (CxTYPE (cx) == CXt_SUB) || expect_false (CxTYPE (cx) == CXt_FORMAT)) |
582 | { |
718 | { |
583 | CV *cv = cx->blk_sub.cv; |
719 | CV *cv = cx->blk_sub.cv; |
584 | |
720 | |
585 | if (expect_true (CvDEPTH (cv))) |
721 | if (expect_true (CvDEPTH (cv))) |
586 | { |
722 | { |
587 | EXTEND (SP, 3); |
|
|
588 | PUSHs ((SV *)CvPADLIST (cv)); |
723 | PUSHs ((SV *)CvPADLIST (cv)); |
589 | PUSHs (INT2PTR (SV *, (IV)CvDEPTH (cv))); |
724 | PUSHs (INT2PTR (SV *, (IV)CvDEPTH (cv))); |
590 | PUSHs ((SV *)cv); |
725 | PUSHs ((SV *)cv); |
591 | |
726 | |
592 | CvDEPTH (cv) = 0; |
727 | CvDEPTH (cv) = 0; |
… | |
… | |
610 | /* we manually unroll here, as usually 2 slots is enough */ |
745 | /* we manually unroll here, as usually 2 slots is enough */ |
611 | if (SLOT_COUNT >= 1) CXINC; |
746 | if (SLOT_COUNT >= 1) CXINC; |
612 | if (SLOT_COUNT >= 2) CXINC; |
747 | if (SLOT_COUNT >= 2) CXINC; |
613 | if (SLOT_COUNT >= 3) CXINC; |
748 | if (SLOT_COUNT >= 3) CXINC; |
614 | { |
749 | { |
615 | int i; |
750 | unsigned int i; |
616 | for (i = 3; i < SLOT_COUNT; ++i) |
751 | for (i = 3; i < SLOT_COUNT; ++i) |
617 | CXINC; |
752 | CXINC; |
618 | } |
753 | } |
619 | cxstack_ix -= SLOT_COUNT; /* undo allocation */ |
754 | cxstack_ix -= SLOT_COUNT; /* undo allocation */ |
620 | |
755 | |
… | |
… | |
762 | #endif |
897 | #endif |
763 | |
898 | |
764 | /* |
899 | /* |
765 | * This overrides the default magic get method of %SIG elements. |
900 | * This overrides the default magic get method of %SIG elements. |
766 | * The original one doesn't provide for reading back of PL_diehook/PL_warnhook |
901 | * The original one doesn't provide for reading back of PL_diehook/PL_warnhook |
767 | * and instead of tryign to save and restore the hash elements, we just provide |
902 | * and instead of trying to save and restore the hash elements, we just provide |
768 | * readback here. |
903 | * readback here. |
769 | * We only do this when the hook is != 0, as they are often set to 0 temporarily, |
|
|
770 | * not expecting this to actually change the hook. This is a potential problem |
|
|
771 | * when a schedule happens then, but we ignore this. |
|
|
772 | */ |
904 | */ |
773 | static int |
905 | static int |
774 | coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg) |
906 | coro_sigelem_get (pTHX_ SV *sv, MAGIC *mg) |
775 | { |
907 | { |
776 | const char *s = MgPV_nolen_const (mg); |
908 | const char *s = MgPV_nolen_const (mg); |
… | |
… | |
829 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
961 | if (strEQ (s, "__WARN__")) svp = &PL_warnhook; |
830 | |
962 | |
831 | if (svp) |
963 | if (svp) |
832 | { |
964 | { |
833 | SV *old = *svp; |
965 | SV *old = *svp; |
834 | *svp = newSVsv (sv); |
966 | *svp = SvOK (sv) ? newSVsv (sv) : 0; |
835 | SvREFCNT_dec (old); |
967 | SvREFCNT_dec (old); |
836 | return 0; |
968 | return 0; |
837 | } |
969 | } |
838 | } |
970 | } |
839 | |
971 | |
… | |
… | |
857 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
989 | slf_check_repeat (pTHX_ struct CoroSLF *frame) |
858 | { |
990 | { |
859 | return 1; |
991 | return 1; |
860 | } |
992 | } |
861 | |
993 | |
862 | static UNOP coro_setup_op; |
994 | static UNOP init_perl_op; |
863 | |
995 | |
864 | static void NOINLINE /* noinline to keep it out of the transfer fast path */ |
996 | static void NOINLINE /* noinline to keep it out of the transfer fast path */ |
865 | coro_setup (pTHX_ struct coro *coro) |
997 | init_perl (pTHX_ struct coro *coro) |
866 | { |
998 | { |
867 | /* |
999 | /* |
868 | * emulate part of the perl startup here. |
1000 | * emulate part of the perl startup here. |
869 | */ |
1001 | */ |
870 | coro_init_stacks (aTHX); |
1002 | coro_init_stacks (aTHX); |
… | |
… | |
919 | */ |
1051 | */ |
920 | slf_frame.prepare = prepare_nop; /* provide a nop function for an eventual pp_slf */ |
1052 | slf_frame.prepare = prepare_nop; /* provide a nop function for an eventual pp_slf */ |
921 | slf_frame.check = slf_check_nop; /* signal pp_slf to not repeat */ |
1053 | slf_frame.check = slf_check_nop; /* signal pp_slf to not repeat */ |
922 | |
1054 | |
923 | /* and we have to provide the pp_slf op in any case, so pp_slf can skip it */ |
1055 | /* and we have to provide the pp_slf op in any case, so pp_slf can skip it */ |
924 | coro_setup_op.op_next = PL_op; |
1056 | init_perl_op.op_next = PL_op; |
925 | coro_setup_op.op_type = OP_ENTERSUB; |
1057 | init_perl_op.op_type = OP_ENTERSUB; |
926 | coro_setup_op.op_ppaddr = pp_slf; |
1058 | init_perl_op.op_ppaddr = pp_slf; |
927 | /* no flags etc. required, as an init function won't be called */ |
1059 | /* no flags etc. required, as an init function won't be called */ |
928 | |
1060 | |
929 | PL_op = (OP *)&coro_setup_op; |
1061 | PL_op = (OP *)&init_perl_op; |
930 | |
1062 | |
931 | /* copy throw, in case it was set before coro_setup */ |
1063 | /* copy throw, in case it was set before init_perl */ |
932 | CORO_THROW = coro->except; |
1064 | CORO_THROW = coro->except; |
933 | } |
|
|
934 | |
1065 | |
|
|
1066 | SWAP_SVS (coro); |
|
|
1067 | |
|
|
1068 | if (expect_false (enable_times)) |
|
|
1069 | { |
|
|
1070 | coro_times_update (); |
|
|
1071 | coro_times_sub (coro); |
|
|
1072 | } |
|
|
1073 | } |
|
|
1074 | |
935 | static void |
1075 | static void |
936 | coro_destruct (pTHX_ struct coro *coro) |
1076 | coro_unwind_stacks (pTHX) |
937 | { |
1077 | { |
938 | if (!IN_DESTRUCT) |
1078 | if (!IN_DESTRUCT) |
939 | { |
1079 | { |
940 | /* restore all saved variables and stuff */ |
1080 | /* restore all saved variables and stuff */ |
941 | LEAVE_SCOPE (0); |
1081 | LEAVE_SCOPE (0); |
… | |
… | |
949 | POPSTACK_TO (PL_mainstack); |
1089 | POPSTACK_TO (PL_mainstack); |
950 | |
1090 | |
951 | /* unwind main stack */ |
1091 | /* unwind main stack */ |
952 | dounwind (-1); |
1092 | dounwind (-1); |
953 | } |
1093 | } |
|
|
1094 | } |
954 | |
1095 | |
955 | SvREFCNT_dec (GvSV (PL_defgv)); |
1096 | static void |
956 | SvREFCNT_dec (GvAV (PL_defgv)); |
1097 | destroy_perl (pTHX_ struct coro *coro) |
957 | SvREFCNT_dec (GvSV (PL_errgv)); |
1098 | { |
958 | SvREFCNT_dec (PL_defoutgv); |
1099 | SV *svf [9]; |
959 | SvREFCNT_dec (PL_rs); |
|
|
960 | SvREFCNT_dec (GvSV (irsgv)); |
|
|
961 | SvREFCNT_dec (GvHV (PL_hintgv)); |
|
|
962 | |
1100 | |
963 | SvREFCNT_dec (PL_diehook); |
|
|
964 | SvREFCNT_dec (PL_warnhook); |
|
|
965 | |
1101 | { |
|
|
1102 | struct coro *current = SvSTATE_current; |
|
|
1103 | |
|
|
1104 | assert (("FATAL: tried to destroy currently running coroutine", coro->mainstack != PL_mainstack)); |
|
|
1105 | |
|
|
1106 | save_perl (aTHX_ current); |
|
|
1107 | load_perl (aTHX_ coro); |
|
|
1108 | |
|
|
1109 | coro_unwind_stacks (aTHX); |
|
|
1110 | coro_destruct_stacks (aTHX); |
|
|
1111 | |
|
|
1112 | /* restore swapped sv's */ |
|
|
1113 | SWAP_SVS (coro); |
|
|
1114 | |
|
|
1115 | // now save some sv's to be free'd later |
|
|
1116 | svf [0] = GvSV (PL_defgv); |
|
|
1117 | svf [1] = (SV *)GvAV (PL_defgv); |
|
|
1118 | svf [2] = GvSV (PL_errgv); |
|
|
1119 | svf [3] = (SV *)PL_defoutgv; |
|
|
1120 | svf [4] = PL_rs; |
|
|
1121 | svf [5] = GvSV (irsgv); |
|
|
1122 | svf [6] = (SV *)GvHV (PL_hintgv); |
|
|
1123 | svf [7] = PL_diehook; |
|
|
1124 | svf [8] = PL_warnhook; |
|
|
1125 | assert (9 == sizeof (svf) / sizeof (*svf)); |
|
|
1126 | |
|
|
1127 | load_perl (aTHX_ current); |
|
|
1128 | } |
|
|
1129 | |
|
|
1130 | { |
|
|
1131 | unsigned int i; |
|
|
1132 | |
|
|
1133 | for (i = 0; i < sizeof (svf) / sizeof (*svf); ++i) |
|
|
1134 | SvREFCNT_dec (svf [i]); |
|
|
1135 | |
966 | SvREFCNT_dec (coro->saved_deffh); |
1136 | SvREFCNT_dec (coro->saved_deffh); |
967 | SvREFCNT_dec (coro->rouse_cb); |
1137 | SvREFCNT_dec (coro->rouse_cb); |
968 | SvREFCNT_dec (coro->invoke_cb); |
1138 | SvREFCNT_dec (coro->invoke_cb); |
969 | SvREFCNT_dec (coro->invoke_av); |
1139 | SvREFCNT_dec (coro->invoke_av); |
970 | |
1140 | SvREFCNT_dec (coro->swap_sv); |
971 | coro_destruct_stacks (aTHX); |
1141 | } |
972 | } |
1142 | } |
973 | |
1143 | |
974 | INLINE void |
1144 | INLINE void |
975 | free_coro_mortal (pTHX) |
1145 | free_coro_mortal (pTHX) |
976 | { |
1146 | { |
… | |
… | |
1173 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
1343 | /* somebody or something will hit me for both perl_run and PL_restartop */ |
1174 | PL_restartop = PL_op; |
1344 | PL_restartop = PL_op; |
1175 | perl_run (PL_curinterp); |
1345 | perl_run (PL_curinterp); |
1176 | /* |
1346 | /* |
1177 | * Unfortunately, there is no way to get at the return values of the |
1347 | * Unfortunately, there is no way to get at the return values of the |
1178 | * coro body here, as perl_run destroys these |
1348 | * coro body here, as perl_run destroys these. Likewise, we cannot catch |
|
|
1349 | * runtime errors here, as this is just a random interpreter, not a thread. |
1179 | */ |
1350 | */ |
1180 | |
1351 | |
1181 | /* |
1352 | /* |
1182 | * If perl-run returns we assume exit() was being called or the coro |
1353 | * If perl-run returns we assume exit() was being called or the coro |
1183 | * fell off the end, which seems to be the only valid (non-bug) |
1354 | * fell off the end, which seems to be the only valid (non-bug) |
… | |
… | |
1270 | cctx_destroy (coro_cctx *cctx) |
1441 | cctx_destroy (coro_cctx *cctx) |
1271 | { |
1442 | { |
1272 | if (!cctx) |
1443 | if (!cctx) |
1273 | return; |
1444 | return; |
1274 | |
1445 | |
1275 | assert (cctx != cctx_current);//D temporary |
1446 | assert (("FATAL: tried to destroy current cctx", cctx != cctx_current));//D temporary? |
1276 | |
1447 | |
1277 | --cctx_count; |
1448 | --cctx_count; |
1278 | coro_destroy (&cctx->cctx); |
1449 | coro_destroy (&cctx->cctx); |
1279 | |
1450 | |
1280 | /* coro_transfer creates new, empty cctx's */ |
1451 | /* coro_transfer creates new, empty cctx's */ |
… | |
… | |
1344 | /* TODO: throwing up here is considered harmful */ |
1515 | /* TODO: throwing up here is considered harmful */ |
1345 | |
1516 | |
1346 | if (expect_true (prev != next)) |
1517 | if (expect_true (prev != next)) |
1347 | { |
1518 | { |
1348 | if (expect_false (!(prev->flags & (CF_RUNNING | CF_NEW)))) |
1519 | if (expect_false (!(prev->flags & (CF_RUNNING | CF_NEW)))) |
1349 | croak ("Coro::State::transfer called with a suspended prev Coro::State, but can only transfer from running or new states,"); |
1520 | croak ("Coro::State::transfer called with a blocked prev Coro::State, but can only transfer from running or new states,"); |
1350 | |
1521 | |
1351 | if (expect_false (next->flags & CF_RUNNING)) |
|
|
1352 | croak ("Coro::State::transfer called with running next Coro::State, but can only transfer to inactive states,"); |
|
|
1353 | |
|
|
1354 | if (expect_false (next->flags & CF_DESTROYED)) |
1522 | if (expect_false (next->flags & (CF_RUNNING | CF_DESTROYED | CF_SUSPENDED))) |
1355 | croak ("Coro::State::transfer called with destroyed next Coro::State, but can only transfer to inactive states,"); |
1523 | croak ("Coro::State::transfer called with running, destroyed or suspended next Coro::State, but can only transfer to inactive states,"); |
1356 | |
1524 | |
1357 | #if !PERL_VERSION_ATLEAST (5,10,0) |
1525 | #if !PERL_VERSION_ATLEAST (5,10,0) |
1358 | if (expect_false (PL_lex_state != LEX_NOTPARSING)) |
1526 | if (expect_false (PL_lex_state != LEX_NOTPARSING)) |
1359 | croak ("Coro::State::transfer called while parsing, but this is not supported in your perl version,"); |
1527 | croak ("Coro::State::transfer called while parsing, but this is not supported in your perl version,"); |
1360 | #endif |
1528 | #endif |
… | |
… | |
1393 | if (expect_false (next->flags & CF_NEW)) |
1561 | if (expect_false (next->flags & CF_NEW)) |
1394 | { |
1562 | { |
1395 | /* need to start coroutine */ |
1563 | /* need to start coroutine */ |
1396 | next->flags &= ~CF_NEW; |
1564 | next->flags &= ~CF_NEW; |
1397 | /* setup coroutine call */ |
1565 | /* setup coroutine call */ |
1398 | coro_setup (aTHX_ next); |
1566 | init_perl (aTHX_ next); |
1399 | } |
1567 | } |
1400 | else |
1568 | else |
1401 | load_perl (aTHX_ next); |
1569 | load_perl (aTHX_ next); |
1402 | |
|
|
1403 | assert (!prev->cctx);//D temporary |
|
|
1404 | |
1570 | |
1405 | /* possibly untie and reuse the cctx */ |
1571 | /* possibly untie and reuse the cctx */ |
1406 | if (expect_true ( |
1572 | if (expect_true ( |
1407 | cctx_current->idle_sp == STACKLEVEL |
1573 | cctx_current->idle_sp == STACKLEVEL |
1408 | && !(cctx_current->flags & CC_TRACE) |
1574 | && !(cctx_current->flags & CC_TRACE) |
… | |
… | |
1450 | coro_state_destroy (pTHX_ struct coro *coro) |
1616 | coro_state_destroy (pTHX_ struct coro *coro) |
1451 | { |
1617 | { |
1452 | if (coro->flags & CF_DESTROYED) |
1618 | if (coro->flags & CF_DESTROYED) |
1453 | return 0; |
1619 | return 0; |
1454 | |
1620 | |
1455 | if (coro->on_destroy) |
1621 | if (coro->on_destroy && !PL_dirty) |
1456 | coro->on_destroy (aTHX_ coro); |
1622 | coro->on_destroy (aTHX_ coro); |
1457 | |
1623 | |
1458 | coro->flags |= CF_DESTROYED; |
1624 | coro->flags |= CF_DESTROYED; |
1459 | |
1625 | |
1460 | if (coro->flags & CF_READY) |
1626 | if (coro->flags & CF_READY) |
… | |
… | |
1464 | --coro_nready; |
1630 | --coro_nready; |
1465 | } |
1631 | } |
1466 | else |
1632 | else |
1467 | coro->flags |= CF_READY; /* make sure it is NOT put into the readyqueue */ |
1633 | coro->flags |= CF_READY; /* make sure it is NOT put into the readyqueue */ |
1468 | |
1634 | |
1469 | if (coro->mainstack && coro->mainstack != main_mainstack) |
1635 | if (coro->mainstack |
1470 | { |
1636 | && coro->mainstack != main_mainstack |
1471 | struct coro temp; |
1637 | && coro->slot |
1472 | |
1638 | && !PL_dirty) |
1473 | assert (("FATAL: tried to destroy currently running coroutine (please report)", !(coro->flags & CF_RUNNING))); |
|
|
1474 | |
|
|
1475 | save_perl (aTHX_ &temp); |
|
|
1476 | load_perl (aTHX_ coro); |
1639 | destroy_perl (aTHX_ coro); |
1477 | |
|
|
1478 | coro_destruct (aTHX_ coro); |
|
|
1479 | |
|
|
1480 | load_perl (aTHX_ &temp); |
|
|
1481 | |
|
|
1482 | coro->slot = 0; |
|
|
1483 | } |
|
|
1484 | |
1640 | |
1485 | cctx_destroy (coro->cctx); |
1641 | cctx_destroy (coro->cctx); |
1486 | SvREFCNT_dec (coro->startcv); |
1642 | SvREFCNT_dec (coro->startcv); |
1487 | SvREFCNT_dec (coro->args); |
1643 | SvREFCNT_dec (coro->args); |
1488 | SvREFCNT_dec (CORO_THROW); |
1644 | SvREFCNT_dec (CORO_THROW); |
… | |
… | |
1547 | |
1703 | |
1548 | prepare_transfer (aTHX_ &ta, prev_sv, next_sv); |
1704 | prepare_transfer (aTHX_ &ta, prev_sv, next_sv); |
1549 | TRANSFER (ta, 1); |
1705 | TRANSFER (ta, 1); |
1550 | } |
1706 | } |
1551 | |
1707 | |
1552 | /*****************************************************************************/ |
|
|
1553 | /* gensub: simple closure generation utility */ |
|
|
1554 | |
|
|
1555 | #define GENSUB_ARG CvXSUBANY (cv).any_ptr |
|
|
1556 | |
|
|
1557 | /* create a closure from XS, returns a code reference */ |
|
|
1558 | /* the arg can be accessed via GENSUB_ARG from the callback */ |
|
|
1559 | /* the callback must use dXSARGS/XSRETURN */ |
|
|
1560 | static SV * |
|
|
1561 | gensub (pTHX_ void (*xsub)(pTHX_ CV *), void *arg) |
|
|
1562 | { |
|
|
1563 | CV *cv = (CV *)newSV (0); |
|
|
1564 | |
|
|
1565 | sv_upgrade ((SV *)cv, SVt_PVCV); |
|
|
1566 | |
|
|
1567 | CvANON_on (cv); |
|
|
1568 | CvISXSUB_on (cv); |
|
|
1569 | CvXSUB (cv) = xsub; |
|
|
1570 | GENSUB_ARG = arg; |
|
|
1571 | |
|
|
1572 | return newRV_noinc ((SV *)cv); |
|
|
1573 | } |
|
|
1574 | |
|
|
1575 | /** Coro ********************************************************************/ |
1708 | /** Coro ********************************************************************/ |
1576 | |
1709 | |
1577 | INLINE void |
1710 | INLINE void |
1578 | coro_enq (pTHX_ struct coro *coro) |
1711 | coro_enq (pTHX_ struct coro *coro) |
1579 | { |
1712 | { |
1580 | av_push (coro_ready [coro->prio - PRIO_MIN], SvREFCNT_inc_NN (coro->hv)); |
1713 | struct coro **ready = coro_ready [coro->prio - CORO_PRIO_MIN]; |
1581 | } |
|
|
1582 | |
1714 | |
1583 | INLINE SV * |
1715 | SvREFCNT_inc_NN (coro->hv); |
|
|
1716 | |
|
|
1717 | coro->next_ready = 0; |
|
|
1718 | *(ready [0] ? &ready [1]->next_ready : &ready [0]) = coro; |
|
|
1719 | ready [1] = coro; |
|
|
1720 | } |
|
|
1721 | |
|
|
1722 | INLINE struct coro * |
1584 | coro_deq (pTHX) |
1723 | coro_deq (pTHX) |
1585 | { |
1724 | { |
1586 | int prio; |
1725 | int prio; |
1587 | |
1726 | |
1588 | for (prio = PRIO_MAX - PRIO_MIN + 1; --prio >= 0; ) |
1727 | for (prio = CORO_PRIO_MAX - CORO_PRIO_MIN + 1; --prio >= 0; ) |
1589 | if (AvFILLp (coro_ready [prio]) >= 0) |
1728 | { |
1590 | return av_shift (coro_ready [prio]); |
1729 | struct coro **ready = coro_ready [prio]; |
|
|
1730 | |
|
|
1731 | if (ready [0]) |
|
|
1732 | { |
|
|
1733 | struct coro *coro = ready [0]; |
|
|
1734 | ready [0] = coro->next_ready; |
|
|
1735 | return coro; |
|
|
1736 | } |
|
|
1737 | } |
1591 | |
1738 | |
1592 | return 0; |
1739 | return 0; |
|
|
1740 | } |
|
|
1741 | |
|
|
1742 | static void |
|
|
1743 | invoke_sv_ready_hook_helper (void) |
|
|
1744 | { |
|
|
1745 | dTHX; |
|
|
1746 | dSP; |
|
|
1747 | |
|
|
1748 | ENTER; |
|
|
1749 | SAVETMPS; |
|
|
1750 | |
|
|
1751 | PUSHMARK (SP); |
|
|
1752 | PUTBACK; |
|
|
1753 | call_sv (coro_readyhook, G_VOID | G_DISCARD); |
|
|
1754 | |
|
|
1755 | FREETMPS; |
|
|
1756 | LEAVE; |
1593 | } |
1757 | } |
1594 | |
1758 | |
1595 | static int |
1759 | static int |
1596 | api_ready (pTHX_ SV *coro_sv) |
1760 | api_ready (pTHX_ SV *coro_sv) |
1597 | { |
1761 | { |
1598 | struct coro *coro; |
|
|
1599 | SV *sv_hook; |
|
|
1600 | void (*xs_hook)(void); |
|
|
1601 | |
|
|
1602 | coro = SvSTATE (coro_sv); |
1762 | struct coro *coro = SvSTATE (coro_sv); |
1603 | |
1763 | |
1604 | if (coro->flags & CF_READY) |
1764 | if (coro->flags & CF_READY) |
1605 | return 0; |
1765 | return 0; |
1606 | |
1766 | |
1607 | coro->flags |= CF_READY; |
1767 | coro->flags |= CF_READY; |
1608 | |
1768 | |
1609 | sv_hook = coro_nready ? 0 : coro_readyhook; |
|
|
1610 | xs_hook = coro_nready ? 0 : coroapi.readyhook; |
|
|
1611 | |
|
|
1612 | coro_enq (aTHX_ coro); |
1769 | coro_enq (aTHX_ coro); |
1613 | ++coro_nready; |
|
|
1614 | |
1770 | |
1615 | if (sv_hook) |
1771 | if (!coro_nready++) |
1616 | { |
1772 | if (coroapi.readyhook) |
1617 | dSP; |
1773 | coroapi.readyhook (); |
1618 | |
|
|
1619 | ENTER; |
|
|
1620 | SAVETMPS; |
|
|
1621 | |
|
|
1622 | PUSHMARK (SP); |
|
|
1623 | PUTBACK; |
|
|
1624 | call_sv (sv_hook, G_VOID | G_DISCARD); |
|
|
1625 | |
|
|
1626 | FREETMPS; |
|
|
1627 | LEAVE; |
|
|
1628 | } |
|
|
1629 | |
|
|
1630 | if (xs_hook) |
|
|
1631 | xs_hook (); |
|
|
1632 | |
1774 | |
1633 | return 1; |
1775 | return 1; |
1634 | } |
1776 | } |
1635 | |
1777 | |
1636 | static int |
1778 | static int |
… | |
… | |
1659 | static void |
1801 | static void |
1660 | prepare_schedule (pTHX_ struct coro_transfer_args *ta) |
1802 | prepare_schedule (pTHX_ struct coro_transfer_args *ta) |
1661 | { |
1803 | { |
1662 | for (;;) |
1804 | for (;;) |
1663 | { |
1805 | { |
1664 | SV *next_sv = coro_deq (aTHX); |
1806 | struct coro *next = coro_deq (aTHX); |
1665 | |
1807 | |
1666 | if (expect_true (next_sv)) |
1808 | if (expect_true (next)) |
1667 | { |
1809 | { |
1668 | struct coro *next = SvSTATE_hv (next_sv); |
|
|
1669 | |
|
|
1670 | /* cannot transfer to destroyed coros, skip and look for next */ |
1810 | /* cannot transfer to destroyed coros, skip and look for next */ |
1671 | if (expect_false (next->flags & CF_DESTROYED)) |
1811 | if (expect_false (next->flags & (CF_DESTROYED | CF_SUSPENDED))) |
1672 | SvREFCNT_dec (next_sv); /* coro_nready has already been taken care of by destroy */ |
1812 | SvREFCNT_dec (next->hv); /* coro_nready has already been taken care of by destroy */ |
1673 | else |
1813 | else |
1674 | { |
1814 | { |
1675 | next->flags &= ~CF_READY; |
1815 | next->flags &= ~CF_READY; |
1676 | --coro_nready; |
1816 | --coro_nready; |
1677 | |
1817 | |
… | |
… | |
1689 | api_ready (aTHX_ SvRV (sv_idle)); |
1829 | api_ready (aTHX_ SvRV (sv_idle)); |
1690 | --coro_nready; |
1830 | --coro_nready; |
1691 | } |
1831 | } |
1692 | else |
1832 | else |
1693 | { |
1833 | { |
|
|
1834 | /* TODO: deprecated, remove, cannot work reliably *//*D*/ |
1694 | dSP; |
1835 | dSP; |
1695 | |
1836 | |
1696 | ENTER; |
1837 | ENTER; |
1697 | SAVETMPS; |
1838 | SAVETMPS; |
1698 | |
1839 | |
… | |
… | |
1844 | { |
1985 | { |
1845 | int i; |
1986 | int i; |
1846 | HV *hv = (HV *)SvRV (coro_current); |
1987 | HV *hv = (HV *)SvRV (coro_current); |
1847 | AV *av = newAV (); |
1988 | AV *av = newAV (); |
1848 | |
1989 | |
|
|
1990 | /* items are actually not so common, so optimise for this case */ |
|
|
1991 | if (items) |
|
|
1992 | { |
1849 | av_extend (av, items - 1); |
1993 | av_extend (av, items - 1); |
|
|
1994 | |
1850 | for (i = 0; i < items; ++i) |
1995 | for (i = 0; i < items; ++i) |
1851 | av_push (av, SvREFCNT_inc_NN (arg [i])); |
1996 | av_push (av, SvREFCNT_inc_NN (arg [i])); |
|
|
1997 | } |
1852 | |
1998 | |
1853 | hv_store (hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0); |
1999 | hv_store (hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0); |
1854 | |
2000 | |
1855 | av_push (av_destroy, (SV *)newRV_inc ((SV *)hv)); /* RVinc for perl */ |
2001 | av_push (av_destroy, (SV *)newRV_inc ((SV *)hv)); /* RVinc for perl */ |
1856 | api_ready (aTHX_ sv_manager); |
2002 | api_ready (aTHX_ sv_manager); |
1857 | |
2003 | |
1858 | frame->prepare = prepare_schedule; |
2004 | frame->prepare = prepare_schedule; |
1859 | frame->check = slf_check_repeat; |
2005 | frame->check = slf_check_repeat; |
|
|
2006 | |
|
|
2007 | /* as a minor optimisation, we could unwind all stacks here */ |
|
|
2008 | /* but that puts extra pressure on pp_slf, and is not worth much */ |
|
|
2009 | /*coro_unwind_stacks (aTHX);*/ |
1860 | } |
2010 | } |
1861 | |
2011 | |
1862 | /*****************************************************************************/ |
2012 | /*****************************************************************************/ |
1863 | /* async pool handler */ |
2013 | /* async pool handler */ |
1864 | |
2014 | |
… | |
… | |
1942 | |
2092 | |
1943 | static void |
2093 | static void |
1944 | coro_rouse_callback (pTHX_ CV *cv) |
2094 | coro_rouse_callback (pTHX_ CV *cv) |
1945 | { |
2095 | { |
1946 | dXSARGS; |
2096 | dXSARGS; |
1947 | SV *data = (SV *)GENSUB_ARG; |
2097 | SV *data = (SV *)S_GENSUB_ARG; |
1948 | |
2098 | |
1949 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
2099 | if (SvTYPE (SvRV (data)) != SVt_PVAV) |
1950 | { |
2100 | { |
1951 | /* first call, set args */ |
2101 | /* first call, set args */ |
|
|
2102 | SV *coro = SvRV (data); |
1952 | AV *av = newAV (); |
2103 | AV *av = newAV (); |
1953 | SV *coro = SvRV (data); |
|
|
1954 | |
2104 | |
1955 | SvRV_set (data, (SV *)av); |
2105 | SvRV_set (data, (SV *)av); |
1956 | api_ready (aTHX_ coro); |
|
|
1957 | SvREFCNT_dec (coro); |
|
|
1958 | |
2106 | |
1959 | /* better take a full copy of the arguments */ |
2107 | /* better take a full copy of the arguments */ |
1960 | while (items--) |
2108 | while (items--) |
1961 | av_store (av, items, newSVsv (ST (items))); |
2109 | av_store (av, items, newSVsv (ST (items))); |
|
|
2110 | |
|
|
2111 | api_ready (aTHX_ coro); |
|
|
2112 | SvREFCNT_dec (coro); |
1962 | } |
2113 | } |
1963 | |
2114 | |
1964 | XSRETURN_EMPTY; |
2115 | XSRETURN_EMPTY; |
1965 | } |
2116 | } |
1966 | |
2117 | |
… | |
… | |
1983 | |
2134 | |
1984 | EXTEND (SP, AvFILLp (av) + 1); |
2135 | EXTEND (SP, AvFILLp (av) + 1); |
1985 | for (i = 0; i <= AvFILLp (av); ++i) |
2136 | for (i = 0; i <= AvFILLp (av); ++i) |
1986 | PUSHs (sv_2mortal (AvARRAY (av)[i])); |
2137 | PUSHs (sv_2mortal (AvARRAY (av)[i])); |
1987 | |
2138 | |
1988 | /* we have stolen the elements, so ste length to zero and free */ |
2139 | /* we have stolen the elements, so set length to zero and free */ |
1989 | AvFILLp (av) = -1; |
2140 | AvFILLp (av) = -1; |
1990 | av_undef (av); |
2141 | av_undef (av); |
1991 | |
2142 | |
1992 | PUTBACK; |
2143 | PUTBACK; |
1993 | } |
2144 | } |
… | |
… | |
2017 | || SvTYPE (SvRV (cb)) != SVt_PVCV |
2168 | || SvTYPE (SvRV (cb)) != SVt_PVCV |
2018 | || CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback) |
2169 | || CvXSUB ((CV *)SvRV (cb)) != coro_rouse_callback) |
2019 | croak ("Coro::rouse_wait called with illegal callback argument,"); |
2170 | croak ("Coro::rouse_wait called with illegal callback argument,"); |
2020 | |
2171 | |
2021 | { |
2172 | { |
2022 | CV *cv = (CV *)SvRV (cb); /* for GENSUB_ARG */ |
2173 | CV *cv = (CV *)SvRV (cb); /* for S_GENSUB_ARG */ |
2023 | SV *data = (SV *)GENSUB_ARG; |
2174 | SV *data = (SV *)S_GENSUB_ARG; |
2024 | |
2175 | |
2025 | frame->data = (void *)data; |
2176 | frame->data = (void *)data; |
2026 | frame->prepare = SvTYPE (SvRV (data)) == SVt_PVAV ? prepare_nop : prepare_schedule; |
2177 | frame->prepare = SvTYPE (SvRV (data)) == SVt_PVAV ? prepare_nop : prepare_schedule; |
2027 | frame->check = slf_check_rouse_wait; |
2178 | frame->check = slf_check_rouse_wait; |
2028 | } |
2179 | } |
… | |
… | |
2032 | coro_new_rouse_cb (pTHX) |
2183 | coro_new_rouse_cb (pTHX) |
2033 | { |
2184 | { |
2034 | HV *hv = (HV *)SvRV (coro_current); |
2185 | HV *hv = (HV *)SvRV (coro_current); |
2035 | struct coro *coro = SvSTATE_hv (hv); |
2186 | struct coro *coro = SvSTATE_hv (hv); |
2036 | SV *data = newRV_inc ((SV *)hv); |
2187 | SV *data = newRV_inc ((SV *)hv); |
2037 | SV *cb = gensub (aTHX_ coro_rouse_callback, (void *)data); |
2188 | SV *cb = s_gensub (aTHX_ coro_rouse_callback, (void *)data); |
2038 | |
2189 | |
2039 | sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0); |
2190 | sv_magicext (SvRV (cb), data, CORO_MAGIC_type_rouse, 0, 0, 0); |
2040 | SvREFCNT_dec (data); /* magicext increases the refcount */ |
2191 | SvREFCNT_dec (data); /* magicext increases the refcount */ |
2041 | |
2192 | |
2042 | SvREFCNT_dec (coro->rouse_cb); |
2193 | SvREFCNT_dec (coro->rouse_cb); |
… | |
… | |
2283 | |
2434 | |
2284 | PL_op->op_ppaddr = pp_slf; |
2435 | PL_op->op_ppaddr = pp_slf; |
2285 | /*PL_op->op_type = OP_CUSTOM; /* we do behave like entersub still */ |
2436 | /*PL_op->op_type = OP_CUSTOM; /* we do behave like entersub still */ |
2286 | |
2437 | |
2287 | PL_op = (OP *)&slf_restore; |
2438 | PL_op = (OP *)&slf_restore; |
|
|
2439 | } |
|
|
2440 | |
|
|
2441 | /*****************************************************************************/ |
|
|
2442 | /* dynamic wind */ |
|
|
2443 | |
|
|
2444 | static void |
|
|
2445 | on_enterleave_call (pTHX_ SV *cb) |
|
|
2446 | { |
|
|
2447 | dSP; |
|
|
2448 | |
|
|
2449 | PUSHSTACK; |
|
|
2450 | |
|
|
2451 | PUSHMARK (SP); |
|
|
2452 | PUTBACK; |
|
|
2453 | call_sv (cb, G_VOID | G_DISCARD); |
|
|
2454 | SPAGAIN; |
|
|
2455 | |
|
|
2456 | POPSTACK; |
|
|
2457 | } |
|
|
2458 | |
|
|
2459 | static SV * |
|
|
2460 | coro_avp_pop_and_free (pTHX_ AV **avp) |
|
|
2461 | { |
|
|
2462 | AV *av = *avp; |
|
|
2463 | SV *res = av_pop (av); |
|
|
2464 | |
|
|
2465 | if (AvFILLp (av) < 0) |
|
|
2466 | { |
|
|
2467 | *avp = 0; |
|
|
2468 | SvREFCNT_dec (av); |
|
|
2469 | } |
|
|
2470 | |
|
|
2471 | return res; |
|
|
2472 | } |
|
|
2473 | |
|
|
2474 | static void |
|
|
2475 | coro_pop_on_enter (pTHX_ void *coro) |
|
|
2476 | { |
|
|
2477 | SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_enter); |
|
|
2478 | SvREFCNT_dec (cb); |
|
|
2479 | } |
|
|
2480 | |
|
|
2481 | static void |
|
|
2482 | coro_pop_on_leave (pTHX_ void *coro) |
|
|
2483 | { |
|
|
2484 | SV *cb = coro_avp_pop_and_free (aTHX_ &((struct coro *)coro)->on_leave); |
|
|
2485 | on_enterleave_call (aTHX_ sv_2mortal (cb)); |
2288 | } |
2486 | } |
2289 | |
2487 | |
2290 | /*****************************************************************************/ |
2488 | /*****************************************************************************/ |
2291 | /* PerlIO::cede */ |
2489 | /* PerlIO::cede */ |
2292 | |
2490 | |
… | |
… | |
2366 | /* Coro::Semaphore & Coro::Signal */ |
2564 | /* Coro::Semaphore & Coro::Signal */ |
2367 | |
2565 | |
2368 | static SV * |
2566 | static SV * |
2369 | coro_waitarray_new (pTHX_ int count) |
2567 | coro_waitarray_new (pTHX_ int count) |
2370 | { |
2568 | { |
2371 | /* a semaphore contains a counter IV in $sem->[0] and any waiters after that */ |
2569 | /* a waitarray=semaphore contains a counter IV in $sem->[0] and any waiters after that */ |
2372 | AV *av = newAV (); |
2570 | AV *av = newAV (); |
2373 | SV **ary; |
2571 | SV **ary; |
2374 | |
2572 | |
2375 | /* unfortunately, building manually saves memory */ |
2573 | /* unfortunately, building manually saves memory */ |
2376 | Newx (ary, 2, SV *); |
2574 | Newx (ary, 2, SV *); |
… | |
… | |
2518 | { |
2716 | { |
2519 | if (items >= 2) |
2717 | if (items >= 2) |
2520 | { |
2718 | { |
2521 | /* callback form */ |
2719 | /* callback form */ |
2522 | AV *av = (AV *)SvRV (arg [0]); |
2720 | AV *av = (AV *)SvRV (arg [0]); |
2523 | CV *cb_cv = coro_sv_2cv (aTHX_ arg [1]); |
2721 | SV *cb_cv = s_get_cv_croak (arg [1]); |
2524 | |
2722 | |
2525 | av_push (av, (SV *)SvREFCNT_inc_NN (cb_cv)); |
2723 | av_push (av, SvREFCNT_inc_NN (cb_cv)); |
2526 | |
2724 | |
2527 | if (SvIVX (AvARRAY (av)[0]) > 0) |
2725 | if (SvIVX (AvARRAY (av)[0]) > 0) |
2528 | coro_semaphore_adjust (aTHX_ av, 0); |
2726 | coro_semaphore_adjust (aTHX_ av, 0); |
2529 | |
2727 | |
2530 | frame->prepare = prepare_nop; |
2728 | frame->prepare = prepare_nop; |
… | |
… | |
2554 | AvARRAY (av)[0] = AvARRAY (av)[1]; |
2752 | AvARRAY (av)[0] = AvARRAY (av)[1]; |
2555 | AvARRAY (av)[1] = cb; |
2753 | AvARRAY (av)[1] = cb; |
2556 | |
2754 | |
2557 | cb = av_shift (av); |
2755 | cb = av_shift (av); |
2558 | |
2756 | |
|
|
2757 | if (SvTYPE (cb) == SVt_PVCV) |
|
|
2758 | { |
|
|
2759 | dSP; |
|
|
2760 | PUSHMARK (SP); |
|
|
2761 | XPUSHs (sv_2mortal (newRV_inc ((SV *)av))); |
|
|
2762 | PUTBACK; |
|
|
2763 | call_sv (cb, G_VOID | G_DISCARD | G_EVAL | G_KEEPERR); |
|
|
2764 | } |
|
|
2765 | else |
|
|
2766 | { |
2559 | api_ready (aTHX_ cb); |
2767 | api_ready (aTHX_ cb); |
2560 | sv_setiv (cb, 0); /* signal waiter */ |
2768 | sv_setiv (cb, 0); /* signal waiter */ |
|
|
2769 | } |
|
|
2770 | |
2561 | SvREFCNT_dec (cb); |
2771 | SvREFCNT_dec (cb); |
2562 | |
2772 | |
2563 | --count; |
2773 | --count; |
2564 | } |
2774 | } |
2565 | } |
2775 | } |
… | |
… | |
2574 | static void |
2784 | static void |
2575 | slf_init_signal_wait (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2785 | slf_init_signal_wait (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2576 | { |
2786 | { |
2577 | AV *av = (AV *)SvRV (arg [0]); |
2787 | AV *av = (AV *)SvRV (arg [0]); |
2578 | |
2788 | |
|
|
2789 | if (items >= 2) |
|
|
2790 | { |
|
|
2791 | SV *cb_cv = s_get_cv_croak (arg [1]); |
|
|
2792 | av_push (av, SvREFCNT_inc_NN (cb_cv)); |
|
|
2793 | |
2579 | if (SvIVX (AvARRAY (av)[0])) |
2794 | if (SvIVX (AvARRAY (av)[0])) |
|
|
2795 | coro_signal_wake (aTHX_ av, 1); /* ust be the only waiter */ |
|
|
2796 | |
|
|
2797 | frame->prepare = prepare_nop; |
|
|
2798 | frame->check = slf_check_nop; |
|
|
2799 | } |
|
|
2800 | else if (SvIVX (AvARRAY (av)[0])) |
2580 | { |
2801 | { |
2581 | SvIVX (AvARRAY (av)[0]) = 0; |
2802 | SvIVX (AvARRAY (av)[0]) = 0; |
2582 | frame->prepare = prepare_nop; |
2803 | frame->prepare = prepare_nop; |
2583 | frame->check = slf_check_nop; |
2804 | frame->check = slf_check_nop; |
2584 | } |
2805 | } |
2585 | else |
2806 | else |
2586 | { |
2807 | { |
2587 | SV *waiter = newRV_inc (SvRV (coro_current)); /* owned by signal av */ |
2808 | SV *waiter = newSVsv (coro_current); /* owned by signal av */ |
2588 | |
2809 | |
2589 | av_push (av, waiter); |
2810 | av_push (av, waiter); |
2590 | |
2811 | |
2591 | frame->data = (void *)sv_2mortal (SvREFCNT_inc_NN (waiter)); /* owned by process */ |
2812 | frame->data = (void *)sv_2mortal (SvREFCNT_inc_NN (waiter)); /* owned by process */ |
2592 | frame->prepare = prepare_schedule; |
2813 | frame->prepare = prepare_schedule; |
… | |
… | |
2610 | |
2831 | |
2611 | static void |
2832 | static void |
2612 | coro_aio_callback (pTHX_ CV *cv) |
2833 | coro_aio_callback (pTHX_ CV *cv) |
2613 | { |
2834 | { |
2614 | dXSARGS; |
2835 | dXSARGS; |
2615 | AV *state = (AV *)GENSUB_ARG; |
2836 | AV *state = (AV *)S_GENSUB_ARG; |
2616 | SV *coro = av_pop (state); |
2837 | SV *coro = av_pop (state); |
2617 | SV *data_sv = newSV (sizeof (struct io_state)); |
2838 | SV *data_sv = newSV (sizeof (struct io_state)); |
2618 | |
2839 | |
2619 | av_extend (state, items - 1); |
2840 | av_extend (state, items - 1); |
2620 | |
2841 | |
… | |
… | |
2734 | |
2955 | |
2735 | for (i = 0; i < items; ++i) |
2956 | for (i = 0; i < items; ++i) |
2736 | PUSHs (arg [i]); |
2957 | PUSHs (arg [i]); |
2737 | |
2958 | |
2738 | /* now push the callback closure */ |
2959 | /* now push the callback closure */ |
2739 | PUSHs (sv_2mortal (gensub (aTHX_ coro_aio_callback, (void *)SvREFCNT_inc_NN ((SV *)state)))); |
2960 | PUSHs (sv_2mortal (s_gensub (aTHX_ coro_aio_callback, (void *)SvREFCNT_inc_NN ((SV *)state)))); |
2740 | |
2961 | |
2741 | /* now call the AIO function - we assume our request is uncancelable */ |
2962 | /* now call the AIO function - we assume our request is uncancelable */ |
2742 | PUTBACK; |
2963 | PUTBACK; |
2743 | call_sv ((SV *)req, G_VOID | G_DISCARD); |
2964 | call_sv ((SV *)req, G_VOID | G_DISCARD); |
2744 | } |
2965 | } |
… | |
… | |
2762 | /*****************************************************************************/ |
2983 | /*****************************************************************************/ |
2763 | |
2984 | |
2764 | #if CORO_CLONE |
2985 | #if CORO_CLONE |
2765 | # include "clone.c" |
2986 | # include "clone.c" |
2766 | #endif |
2987 | #endif |
|
|
2988 | |
|
|
2989 | /*****************************************************************************/ |
|
|
2990 | |
|
|
2991 | static SV * |
|
|
2992 | coro_new (pTHX_ HV *stash, SV **argv, int argc, int is_coro) |
|
|
2993 | { |
|
|
2994 | SV *coro_sv; |
|
|
2995 | struct coro *coro; |
|
|
2996 | MAGIC *mg; |
|
|
2997 | HV *hv; |
|
|
2998 | SV *cb; |
|
|
2999 | int i; |
|
|
3000 | |
|
|
3001 | if (argc > 0) |
|
|
3002 | { |
|
|
3003 | cb = s_get_cv_croak (argv [0]); |
|
|
3004 | |
|
|
3005 | if (!is_coro) |
|
|
3006 | { |
|
|
3007 | if (CvISXSUB (cb)) |
|
|
3008 | croak ("Coro::State doesn't support XS functions as coroutine start, caught"); |
|
|
3009 | |
|
|
3010 | if (!CvROOT (cb)) |
|
|
3011 | croak ("Coro::State doesn't support autoloaded or undefined functions as coroutine start, caught"); |
|
|
3012 | } |
|
|
3013 | } |
|
|
3014 | |
|
|
3015 | Newz (0, coro, 1, struct coro); |
|
|
3016 | coro->args = newAV (); |
|
|
3017 | coro->flags = CF_NEW; |
|
|
3018 | |
|
|
3019 | if (coro_first) coro_first->prev = coro; |
|
|
3020 | coro->next = coro_first; |
|
|
3021 | coro_first = coro; |
|
|
3022 | |
|
|
3023 | coro->hv = hv = newHV (); |
|
|
3024 | mg = sv_magicext ((SV *)hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)coro, 0); |
|
|
3025 | mg->mg_flags |= MGf_DUP; |
|
|
3026 | coro_sv = sv_bless (newRV_noinc ((SV *)hv), stash); |
|
|
3027 | |
|
|
3028 | if (argc > 0) |
|
|
3029 | { |
|
|
3030 | av_extend (coro->args, argc + is_coro - 1); |
|
|
3031 | |
|
|
3032 | if (is_coro) |
|
|
3033 | { |
|
|
3034 | av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb)); |
|
|
3035 | cb = (SV *)cv_coro_run; |
|
|
3036 | } |
|
|
3037 | |
|
|
3038 | coro->startcv = (CV *)SvREFCNT_inc_NN ((SV *)cb); |
|
|
3039 | |
|
|
3040 | for (i = 1; i < argc; i++) |
|
|
3041 | av_push (coro->args, newSVsv (argv [i])); |
|
|
3042 | } |
|
|
3043 | |
|
|
3044 | return coro_sv; |
|
|
3045 | } |
2767 | |
3046 | |
2768 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
3047 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
2769 | |
3048 | |
2770 | PROTOTYPES: DISABLE |
3049 | PROTOTYPES: DISABLE |
2771 | |
3050 | |
… | |
… | |
2831 | |
3110 | |
2832 | if (!svp) croak ("Time::HiRes is required"); |
3111 | if (!svp) croak ("Time::HiRes is required"); |
2833 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer"); |
3112 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer"); |
2834 | |
3113 | |
2835 | nvtime = INT2PTR (double (*)(), SvIV (*svp)); |
3114 | nvtime = INT2PTR (double (*)(), SvIV (*svp)); |
|
|
3115 | |
|
|
3116 | svp = hv_fetch (PL_modglobal, "Time::U2time", 12, 0); |
|
|
3117 | u2time = INT2PTR (void (*)(pTHX_ UV ret[2]), SvIV (*svp)); |
2836 | } |
3118 | } |
2837 | |
3119 | |
2838 | assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL)); |
3120 | assert (("PRIO_NORMAL must be 0", !CORO_PRIO_NORMAL)); |
2839 | } |
3121 | } |
2840 | |
3122 | |
2841 | SV * |
3123 | SV * |
2842 | new (char *klass, ...) |
3124 | new (SV *klass, ...) |
2843 | ALIAS: |
3125 | ALIAS: |
2844 | Coro::new = 1 |
3126 | Coro::new = 1 |
2845 | CODE: |
3127 | CODE: |
2846 | { |
3128 | RETVAL = coro_new (aTHX_ ix ? coro_stash : coro_state_stash, &ST (1), items - 1, ix); |
2847 | struct coro *coro; |
3129 | OUTPUT: |
2848 | MAGIC *mg; |
|
|
2849 | HV *hv; |
|
|
2850 | CV *cb; |
|
|
2851 | int i; |
|
|
2852 | |
|
|
2853 | if (items > 1) |
|
|
2854 | { |
|
|
2855 | cb = coro_sv_2cv (aTHX_ ST (1)); |
|
|
2856 | |
|
|
2857 | if (!ix) |
|
|
2858 | { |
|
|
2859 | if (CvISXSUB (cb)) |
|
|
2860 | croak ("Coro::State doesn't support XS functions as coroutine start, caught"); |
|
|
2861 | |
|
|
2862 | if (!CvROOT (cb)) |
|
|
2863 | croak ("Coro::State doesn't support autoloaded or undefined functions as coroutine start, caught"); |
|
|
2864 | } |
|
|
2865 | } |
|
|
2866 | |
|
|
2867 | Newz (0, coro, 1, struct coro); |
|
|
2868 | coro->args = newAV (); |
|
|
2869 | coro->flags = CF_NEW; |
|
|
2870 | |
|
|
2871 | if (coro_first) coro_first->prev = coro; |
|
|
2872 | coro->next = coro_first; |
|
|
2873 | coro_first = coro; |
|
|
2874 | |
|
|
2875 | coro->hv = hv = newHV (); |
|
|
2876 | mg = sv_magicext ((SV *)hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)coro, 0); |
|
|
2877 | mg->mg_flags |= MGf_DUP; |
|
|
2878 | RETVAL = sv_bless (newRV_noinc ((SV *)hv), gv_stashpv (klass, 1)); |
|
|
2879 | |
|
|
2880 | if (items > 1) |
|
|
2881 | { |
|
|
2882 | av_extend (coro->args, items - 1 + ix - 1); |
|
|
2883 | |
|
|
2884 | if (ix) |
|
|
2885 | { |
|
|
2886 | av_push (coro->args, SvREFCNT_inc_NN ((SV *)cb)); |
|
|
2887 | cb = cv_coro_run; |
|
|
2888 | } |
|
|
2889 | |
|
|
2890 | coro->startcv = (CV *)SvREFCNT_inc_NN ((SV *)cb); |
|
|
2891 | |
|
|
2892 | for (i = 2; i < items; i++) |
|
|
2893 | av_push (coro->args, newSVsv (ST (i))); |
|
|
2894 | } |
|
|
2895 | } |
|
|
2896 | OUTPUT: |
|
|
2897 | RETVAL |
3130 | RETVAL |
2898 | |
3131 | |
2899 | void |
3132 | void |
2900 | transfer (...) |
3133 | transfer (...) |
2901 | PROTOTYPE: $$ |
3134 | PROTOTYPE: $$ |
… | |
… | |
2918 | SV * |
3151 | SV * |
2919 | clone (Coro::State coro) |
3152 | clone (Coro::State coro) |
2920 | CODE: |
3153 | CODE: |
2921 | { |
3154 | { |
2922 | #if CORO_CLONE |
3155 | #if CORO_CLONE |
2923 | struct coro *ncoro = coro_clone (coro); |
3156 | struct coro *ncoro = coro_clone (aTHX_ coro); |
2924 | MAGIC *mg; |
3157 | MAGIC *mg; |
2925 | /* TODO: too much duplication */ |
3158 | /* TODO: too much duplication */ |
2926 | ncoro->hv = newHV (); |
3159 | ncoro->hv = newHV (); |
2927 | mg = sv_magicext ((SV *)ncoro->hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)ncoro, 0); |
3160 | mg = sv_magicext ((SV *)ncoro->hv, 0, CORO_MAGIC_type_state, &coro_state_vtbl, (char *)ncoro, 0); |
2928 | mg->mg_flags |= MGf_DUP; |
3161 | mg->mg_flags |= MGf_DUP; |
… | |
… | |
2990 | eval = 1 |
3223 | eval = 1 |
2991 | CODE: |
3224 | CODE: |
2992 | { |
3225 | { |
2993 | if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot)) |
3226 | if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot)) |
2994 | { |
3227 | { |
2995 | struct coro temp; |
3228 | struct coro *current = SvSTATE_current; |
2996 | |
3229 | |
2997 | if (!(coro->flags & CF_RUNNING)) |
3230 | if (current != coro) |
2998 | { |
3231 | { |
2999 | PUTBACK; |
3232 | PUTBACK; |
3000 | save_perl (aTHX_ &temp); |
3233 | save_perl (aTHX_ current); |
3001 | load_perl (aTHX_ coro); |
3234 | load_perl (aTHX_ coro); |
|
|
3235 | SPAGAIN; |
3002 | } |
3236 | } |
3003 | |
3237 | |
3004 | { |
|
|
3005 | dSP; |
|
|
3006 | ENTER; |
|
|
3007 | SAVETMPS; |
|
|
3008 | PUTBACK; |
|
|
3009 | PUSHSTACK; |
3238 | PUSHSTACK; |
|
|
3239 | |
3010 | PUSHMARK (SP); |
3240 | PUSHMARK (SP); |
|
|
3241 | PUTBACK; |
3011 | |
3242 | |
3012 | if (ix) |
3243 | if (ix) |
3013 | eval_sv (coderef, 0); |
3244 | eval_sv (coderef, 0); |
3014 | else |
3245 | else |
3015 | call_sv (coderef, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
3246 | call_sv (coderef, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
3016 | |
3247 | |
3017 | POPSTACK; |
3248 | POPSTACK; |
3018 | SPAGAIN; |
3249 | SPAGAIN; |
3019 | FREETMPS; |
|
|
3020 | LEAVE; |
|
|
3021 | PUTBACK; |
|
|
3022 | } |
|
|
3023 | |
3250 | |
3024 | if (!(coro->flags & CF_RUNNING)) |
3251 | if (current != coro) |
3025 | { |
3252 | { |
|
|
3253 | PUTBACK; |
3026 | save_perl (aTHX_ coro); |
3254 | save_perl (aTHX_ coro); |
3027 | load_perl (aTHX_ &temp); |
3255 | load_perl (aTHX_ current); |
3028 | SPAGAIN; |
3256 | SPAGAIN; |
3029 | } |
3257 | } |
3030 | } |
3258 | } |
3031 | } |
3259 | } |
3032 | |
3260 | |
… | |
… | |
3036 | ALIAS: |
3264 | ALIAS: |
3037 | is_ready = CF_READY |
3265 | is_ready = CF_READY |
3038 | is_running = CF_RUNNING |
3266 | is_running = CF_RUNNING |
3039 | is_new = CF_NEW |
3267 | is_new = CF_NEW |
3040 | is_destroyed = CF_DESTROYED |
3268 | is_destroyed = CF_DESTROYED |
|
|
3269 | is_suspended = CF_SUSPENDED |
3041 | CODE: |
3270 | CODE: |
3042 | RETVAL = boolSV (coro->flags & ix); |
3271 | RETVAL = boolSV (coro->flags & ix); |
3043 | OUTPUT: |
3272 | OUTPUT: |
3044 | RETVAL |
3273 | RETVAL |
3045 | |
3274 | |
… | |
… | |
3049 | CODE: |
3278 | CODE: |
3050 | { |
3279 | { |
3051 | struct coro *current = SvSTATE_current; |
3280 | struct coro *current = SvSTATE_current; |
3052 | SV **throwp = self == current ? &CORO_THROW : &self->except; |
3281 | SV **throwp = self == current ? &CORO_THROW : &self->except; |
3053 | SvREFCNT_dec (*throwp); |
3282 | SvREFCNT_dec (*throwp); |
|
|
3283 | SvGETMAGIC (throw); |
3054 | *throwp = SvOK (throw) ? newSVsv (throw) : 0; |
3284 | *throwp = SvOK (throw) ? newSVsv (throw) : 0; |
3055 | } |
3285 | } |
3056 | |
3286 | |
3057 | void |
3287 | void |
3058 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
3288 | api_trace (SV *coro, int flags = CC_TRACE | CC_TRACE_SUB) |
… | |
… | |
3110 | SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv; |
3340 | SV **dst = ix ? (SV **)&self->slot->defav : (SV **)&self->slot->defsv; |
3111 | |
3341 | |
3112 | SV *tmp = *src; *src = *dst; *dst = tmp; |
3342 | SV *tmp = *src; *src = *dst; *dst = tmp; |
3113 | } |
3343 | } |
3114 | |
3344 | |
|
|
3345 | void |
|
|
3346 | cancel (Coro::State self) |
|
|
3347 | CODE: |
|
|
3348 | coro_state_destroy (aTHX_ self); |
|
|
3349 | coro_call_on_destroy (aTHX_ self); /* actually only for Coro objects */ |
|
|
3350 | |
|
|
3351 | |
|
|
3352 | SV * |
|
|
3353 | enable_times (int enabled = enable_times) |
|
|
3354 | CODE: |
|
|
3355 | { |
|
|
3356 | RETVAL = boolSV (enable_times); |
|
|
3357 | |
|
|
3358 | if (enabled != enable_times) |
|
|
3359 | { |
|
|
3360 | enable_times = enabled; |
|
|
3361 | |
|
|
3362 | coro_times_update (); |
|
|
3363 | (enabled ? coro_times_sub : coro_times_add)(SvSTATE (coro_current)); |
|
|
3364 | } |
|
|
3365 | } |
|
|
3366 | OUTPUT: |
|
|
3367 | RETVAL |
|
|
3368 | |
|
|
3369 | void |
|
|
3370 | times (Coro::State self) |
|
|
3371 | PPCODE: |
|
|
3372 | { |
|
|
3373 | struct coro *current = SvSTATE (coro_current); |
|
|
3374 | |
|
|
3375 | if (expect_false (current == self)) |
|
|
3376 | { |
|
|
3377 | coro_times_update (); |
|
|
3378 | coro_times_add (SvSTATE (coro_current)); |
|
|
3379 | } |
|
|
3380 | |
|
|
3381 | EXTEND (SP, 2); |
|
|
3382 | PUSHs (sv_2mortal (newSVnv (self->t_real [0] + self->t_real [1] * 1e-9))); |
|
|
3383 | PUSHs (sv_2mortal (newSVnv (self->t_cpu [0] + self->t_cpu [1] * 1e-9))); |
|
|
3384 | |
|
|
3385 | if (expect_false (current == self)) |
|
|
3386 | coro_times_sub (SvSTATE (coro_current)); |
|
|
3387 | } |
|
|
3388 | |
|
|
3389 | void |
|
|
3390 | swap_sv (Coro::State coro, SV *sv, SV *swapsv) |
|
|
3391 | CODE: |
|
|
3392 | { |
|
|
3393 | struct coro *current = SvSTATE_current; |
|
|
3394 | |
|
|
3395 | if (current == coro) |
|
|
3396 | SWAP_SVS (current); |
|
|
3397 | |
|
|
3398 | if (!coro->swap_sv) |
|
|
3399 | coro->swap_sv = newAV (); |
|
|
3400 | |
|
|
3401 | av_push (coro->swap_sv, SvREFCNT_inc_NN (sv)); |
|
|
3402 | av_push (coro->swap_sv, SvREFCNT_inc_NN (swapsv)); |
|
|
3403 | |
|
|
3404 | if (current == coro) |
|
|
3405 | SWAP_SVS (current); |
|
|
3406 | } |
|
|
3407 | |
3115 | |
3408 | |
3116 | MODULE = Coro::State PACKAGE = Coro |
3409 | MODULE = Coro::State PACKAGE = Coro |
3117 | |
3410 | |
3118 | BOOT: |
3411 | BOOT: |
3119 | { |
3412 | { |
3120 | int i; |
|
|
3121 | |
|
|
3122 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
3413 | sv_pool_rss = coro_get_sv (aTHX_ "Coro::POOL_RSS" , TRUE); |
3123 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
3414 | sv_pool_size = coro_get_sv (aTHX_ "Coro::POOL_SIZE" , TRUE); |
3124 | cv_coro_run = get_cv ( "Coro::_terminate", GV_ADD); |
3415 | cv_coro_run = get_cv ( "Coro::_coro_run" , GV_ADD); |
3125 | cv_coro_terminate = get_cv ( "Coro::terminate" , GV_ADD); |
3416 | cv_coro_terminate = get_cv ( "Coro::terminate" , GV_ADD); |
3126 | coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current); |
3417 | coro_current = coro_get_sv (aTHX_ "Coro::current" , FALSE); SvREADONLY_on (coro_current); |
3127 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
3418 | av_async_pool = coro_get_av (aTHX_ "Coro::async_pool", TRUE); |
3128 | av_destroy = coro_get_av (aTHX_ "Coro::destroy" , TRUE); |
3419 | av_destroy = coro_get_av (aTHX_ "Coro::destroy" , TRUE); |
3129 | sv_manager = coro_get_sv (aTHX_ "Coro::manager" , TRUE); |
3420 | sv_manager = coro_get_sv (aTHX_ "Coro::manager" , TRUE); |
3130 | sv_idle = coro_get_sv (aTHX_ "Coro::idle" , TRUE); |
3421 | sv_idle = coro_get_sv (aTHX_ "Coro::idle" , TRUE); |
3131 | |
3422 | |
3132 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
3423 | sv_async_pool_idle = newSVpv ("[async pool idle]", 0); SvREADONLY_on (sv_async_pool_idle); |
3133 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
3424 | sv_Coro = newSVpv ("Coro", 0); SvREADONLY_on (sv_Coro); |
3134 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
3425 | cv_pool_handler = get_cv ("Coro::pool_handler", GV_ADD); SvREADONLY_on (cv_pool_handler); |
3135 | cv_coro_state_new = get_cv ("Coro::State::new", 0); SvREADONLY_on (cv_coro_state_new); |
3426 | CvNODEBUG_on (get_cv ("Coro::_pool_handler", 0)); /* work around a debugger bug */ |
3136 | |
3427 | |
3137 | coro_stash = gv_stashpv ("Coro", TRUE); |
3428 | coro_stash = gv_stashpv ("Coro", TRUE); |
3138 | |
3429 | |
3139 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (PRIO_MAX)); |
3430 | newCONSTSUB (coro_stash, "PRIO_MAX", newSViv (CORO_PRIO_MAX)); |
3140 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (PRIO_HIGH)); |
3431 | newCONSTSUB (coro_stash, "PRIO_HIGH", newSViv (CORO_PRIO_HIGH)); |
3141 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (PRIO_NORMAL)); |
3432 | newCONSTSUB (coro_stash, "PRIO_NORMAL", newSViv (CORO_PRIO_NORMAL)); |
3142 | newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (PRIO_LOW)); |
3433 | newCONSTSUB (coro_stash, "PRIO_LOW", newSViv (CORO_PRIO_LOW)); |
3143 | newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (PRIO_IDLE)); |
3434 | newCONSTSUB (coro_stash, "PRIO_IDLE", newSViv (CORO_PRIO_IDLE)); |
3144 | newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (PRIO_MIN)); |
3435 | newCONSTSUB (coro_stash, "PRIO_MIN", newSViv (CORO_PRIO_MIN)); |
3145 | |
|
|
3146 | for (i = PRIO_MAX - PRIO_MIN + 1; i--; ) |
|
|
3147 | coro_ready[i] = newAV (); |
|
|
3148 | |
3436 | |
3149 | { |
3437 | { |
3150 | SV *sv = coro_get_sv (aTHX_ "Coro::API", TRUE); |
3438 | SV *sv = coro_get_sv (aTHX_ "Coro::API", TRUE); |
3151 | |
3439 | |
3152 | coroapi.schedule = api_schedule; |
3440 | coroapi.schedule = api_schedule; |
… | |
… | |
3162 | sv_setiv (sv, (IV)&coroapi); |
3450 | sv_setiv (sv, (IV)&coroapi); |
3163 | SvREADONLY_on (sv); |
3451 | SvREADONLY_on (sv); |
3164 | } |
3452 | } |
3165 | } |
3453 | } |
3166 | |
3454 | |
|
|
3455 | SV * |
|
|
3456 | async (...) |
|
|
3457 | PROTOTYPE: &@ |
|
|
3458 | CODE: |
|
|
3459 | RETVAL = coro_new (aTHX_ coro_stash, &ST (0), items, 1); |
|
|
3460 | api_ready (aTHX_ RETVAL); |
|
|
3461 | OUTPUT: |
|
|
3462 | RETVAL |
|
|
3463 | |
3167 | void |
3464 | void |
3168 | terminate (...) |
3465 | terminate (...) |
3169 | CODE: |
3466 | CODE: |
3170 | CORO_EXECUTE_SLF_XS (slf_init_terminate); |
3467 | CORO_EXECUTE_SLF_XS (slf_init_terminate); |
3171 | |
3468 | |
… | |
… | |
3191 | |
3488 | |
3192 | void |
3489 | void |
3193 | cede_notself (...) |
3490 | cede_notself (...) |
3194 | CODE: |
3491 | CODE: |
3195 | CORO_EXECUTE_SLF_XS (slf_init_cede_notself); |
3492 | CORO_EXECUTE_SLF_XS (slf_init_cede_notself); |
3196 | |
|
|
3197 | void |
|
|
3198 | _cancel (Coro::State self) |
|
|
3199 | CODE: |
|
|
3200 | coro_state_destroy (aTHX_ self); |
|
|
3201 | coro_call_on_destroy (aTHX_ self); |
|
|
3202 | |
3493 | |
3203 | void |
3494 | void |
3204 | _set_current (SV *current) |
3495 | _set_current (SV *current) |
3205 | PROTOTYPE: $ |
3496 | PROTOTYPE: $ |
3206 | CODE: |
3497 | CODE: |
… | |
… | |
3210 | void |
3501 | void |
3211 | _set_readyhook (SV *hook) |
3502 | _set_readyhook (SV *hook) |
3212 | PROTOTYPE: $ |
3503 | PROTOTYPE: $ |
3213 | CODE: |
3504 | CODE: |
3214 | SvREFCNT_dec (coro_readyhook); |
3505 | SvREFCNT_dec (coro_readyhook); |
|
|
3506 | SvGETMAGIC (hook); |
|
|
3507 | if (SvOK (hook)) |
|
|
3508 | { |
3215 | coro_readyhook = SvOK (hook) ? newSVsv (hook) : 0; |
3509 | coro_readyhook = newSVsv (hook); |
|
|
3510 | CORO_READYHOOK = invoke_sv_ready_hook_helper; |
|
|
3511 | } |
|
|
3512 | else |
|
|
3513 | { |
|
|
3514 | coro_readyhook = 0; |
|
|
3515 | CORO_READYHOOK = 0; |
|
|
3516 | } |
3216 | |
3517 | |
3217 | int |
3518 | int |
3218 | prio (Coro::State coro, int newprio = 0) |
3519 | prio (Coro::State coro, int newprio = 0) |
3219 | PROTOTYPE: $;$ |
3520 | PROTOTYPE: $;$ |
3220 | ALIAS: |
3521 | ALIAS: |
… | |
… | |
3226 | if (items > 1) |
3527 | if (items > 1) |
3227 | { |
3528 | { |
3228 | if (ix) |
3529 | if (ix) |
3229 | newprio = coro->prio - newprio; |
3530 | newprio = coro->prio - newprio; |
3230 | |
3531 | |
3231 | if (newprio < PRIO_MIN) newprio = PRIO_MIN; |
3532 | if (newprio < CORO_PRIO_MIN) newprio = CORO_PRIO_MIN; |
3232 | if (newprio > PRIO_MAX) newprio = PRIO_MAX; |
3533 | if (newprio > CORO_PRIO_MAX) newprio = CORO_PRIO_MAX; |
3233 | |
3534 | |
3234 | coro->prio = newprio; |
3535 | coro->prio = newprio; |
3235 | } |
3536 | } |
3236 | } |
3537 | } |
3237 | OUTPUT: |
3538 | OUTPUT: |
… | |
… | |
3252 | RETVAL = coro_nready; |
3553 | RETVAL = coro_nready; |
3253 | OUTPUT: |
3554 | OUTPUT: |
3254 | RETVAL |
3555 | RETVAL |
3255 | |
3556 | |
3256 | void |
3557 | void |
|
|
3558 | suspend (Coro::State self) |
|
|
3559 | PROTOTYPE: $ |
|
|
3560 | CODE: |
|
|
3561 | self->flags |= CF_SUSPENDED; |
|
|
3562 | |
|
|
3563 | void |
|
|
3564 | resume (Coro::State self) |
|
|
3565 | PROTOTYPE: $ |
|
|
3566 | CODE: |
|
|
3567 | self->flags &= ~CF_SUSPENDED; |
|
|
3568 | |
|
|
3569 | void |
3257 | _pool_handler (...) |
3570 | _pool_handler (...) |
3258 | CODE: |
3571 | CODE: |
3259 | CORO_EXECUTE_SLF_XS (slf_init_pool_handler); |
3572 | CORO_EXECUTE_SLF_XS (slf_init_pool_handler); |
3260 | |
3573 | |
3261 | void |
3574 | void |
… | |
… | |
3272 | for (i = 1; i < items; ++i) |
3585 | for (i = 1; i < items; ++i) |
3273 | av_push (av, SvREFCNT_inc_NN (ST (i))); |
3586 | av_push (av, SvREFCNT_inc_NN (ST (i))); |
3274 | |
3587 | |
3275 | if ((SV *)hv == &PL_sv_undef) |
3588 | if ((SV *)hv == &PL_sv_undef) |
3276 | { |
3589 | { |
3277 | PUSHMARK (SP); |
3590 | SV *sv = coro_new (aTHX_ coro_stash, (SV **)&cv_pool_handler, 1, 1); |
3278 | EXTEND (SP, 2); |
|
|
3279 | PUSHs (sv_Coro); |
|
|
3280 | PUSHs ((SV *)cv_pool_handler); |
|
|
3281 | PUTBACK; |
|
|
3282 | call_sv ((SV *)cv_coro_state_new, G_SCALAR); |
|
|
3283 | SPAGAIN; |
|
|
3284 | |
|
|
3285 | hv = (HV *)SvREFCNT_inc_NN (SvRV (POPs)); |
3591 | hv = (HV *)SvREFCNT_inc_NN (SvRV (sv)); |
|
|
3592 | SvREFCNT_dec (sv); |
3286 | } |
3593 | } |
3287 | |
3594 | |
3288 | { |
3595 | { |
3289 | struct coro *coro = SvSTATE_hv (hv); |
3596 | struct coro *coro = SvSTATE_hv (hv); |
3290 | |
3597 | |
… | |
… | |
3314 | rouse_wait (...) |
3621 | rouse_wait (...) |
3315 | PROTOTYPE: ;$ |
3622 | PROTOTYPE: ;$ |
3316 | PPCODE: |
3623 | PPCODE: |
3317 | CORO_EXECUTE_SLF_XS (slf_init_rouse_wait); |
3624 | CORO_EXECUTE_SLF_XS (slf_init_rouse_wait); |
3318 | |
3625 | |
|
|
3626 | void |
|
|
3627 | on_enter (SV *block) |
|
|
3628 | ALIAS: |
|
|
3629 | on_leave = 1 |
|
|
3630 | PROTOTYPE: & |
|
|
3631 | CODE: |
|
|
3632 | { |
|
|
3633 | struct coro *coro = SvSTATE_current; |
|
|
3634 | AV **avp = ix ? &coro->on_leave : &coro->on_enter; |
|
|
3635 | |
|
|
3636 | block = s_get_cv_croak (block); |
|
|
3637 | |
|
|
3638 | if (!*avp) |
|
|
3639 | *avp = newAV (); |
|
|
3640 | |
|
|
3641 | av_push (*avp, SvREFCNT_inc (block)); |
|
|
3642 | |
|
|
3643 | if (!ix) |
|
|
3644 | on_enterleave_call (aTHX_ block); |
|
|
3645 | |
|
|
3646 | LEAVE; /* pp_entersub unfortunately forces an ENTER/LEAVE around XS calls */ |
|
|
3647 | SAVEDESTRUCTOR_X (ix ? coro_pop_on_leave : coro_pop_on_enter, (void *)coro); |
|
|
3648 | ENTER; /* pp_entersub unfortunately forces an ENTER/LEAVE around XS calls */ |
|
|
3649 | } |
|
|
3650 | |
3319 | |
3651 | |
3320 | MODULE = Coro::State PACKAGE = PerlIO::cede |
3652 | MODULE = Coro::State PACKAGE = PerlIO::cede |
3321 | |
3653 | |
3322 | BOOT: |
3654 | BOOT: |
3323 | PerlIO_define_layer (aTHX_ &PerlIO_cede); |
3655 | PerlIO_define_layer (aTHX_ &PerlIO_cede); |
… | |
… | |
3326 | MODULE = Coro::State PACKAGE = Coro::Semaphore |
3658 | MODULE = Coro::State PACKAGE = Coro::Semaphore |
3327 | |
3659 | |
3328 | SV * |
3660 | SV * |
3329 | new (SV *klass, SV *count = 0) |
3661 | new (SV *klass, SV *count = 0) |
3330 | CODE: |
3662 | CODE: |
|
|
3663 | { |
|
|
3664 | int semcnt = 1; |
|
|
3665 | |
|
|
3666 | if (count) |
|
|
3667 | { |
|
|
3668 | SvGETMAGIC (count); |
|
|
3669 | |
|
|
3670 | if (SvOK (count)) |
|
|
3671 | semcnt = SvIV (count); |
|
|
3672 | } |
|
|
3673 | |
3331 | RETVAL = sv_bless ( |
3674 | RETVAL = sv_bless ( |
3332 | coro_waitarray_new (aTHX_ count && SvOK (count) ? SvIV (count) : 1), |
3675 | coro_waitarray_new (aTHX_ semcnt), |
3333 | GvSTASH (CvGV (cv)) |
3676 | GvSTASH (CvGV (cv)) |
3334 | ); |
3677 | ); |
|
|
3678 | } |
3335 | OUTPUT: |
3679 | OUTPUT: |
3336 | RETVAL |
3680 | RETVAL |
3337 | |
3681 | |
3338 | # helper for Coro::Channel |
3682 | # helper for Coro::Channel and others |
3339 | SV * |
3683 | SV * |
3340 | _alloc (int count) |
3684 | _alloc (int count) |
3341 | CODE: |
3685 | CODE: |
3342 | RETVAL = coro_waitarray_new (aTHX_ count); |
3686 | RETVAL = coro_waitarray_new (aTHX_ count); |
3343 | OUTPUT: |
3687 | OUTPUT: |
… | |
… | |
3401 | for (i = 1; i <= wcount; ++i) |
3745 | for (i = 1; i <= wcount; ++i) |
3402 | PUSHs (sv_2mortal (newRV_inc (AvARRAY (av)[i]))); |
3746 | PUSHs (sv_2mortal (newRV_inc (AvARRAY (av)[i]))); |
3403 | } |
3747 | } |
3404 | } |
3748 | } |
3405 | |
3749 | |
|
|
3750 | MODULE = Coro::State PACKAGE = Coro::SemaphoreSet |
|
|
3751 | |
|
|
3752 | void |
|
|
3753 | _may_delete (SV *sem, int count, int extra_refs) |
|
|
3754 | PPCODE: |
|
|
3755 | { |
|
|
3756 | AV *av = (AV *)SvRV (sem); |
|
|
3757 | |
|
|
3758 | if (SvREFCNT ((SV *)av) == 1 + extra_refs |
|
|
3759 | && AvFILLp (av) == 0 /* no waiters, just count */ |
|
|
3760 | && SvIV (AvARRAY (av)[0]) == count) |
|
|
3761 | XSRETURN_YES; |
|
|
3762 | |
|
|
3763 | XSRETURN_NO; |
|
|
3764 | } |
|
|
3765 | |
3406 | MODULE = Coro::State PACKAGE = Coro::Signal |
3766 | MODULE = Coro::State PACKAGE = Coro::Signal |
3407 | |
3767 | |
3408 | SV * |
3768 | SV * |
3409 | new (SV *klass) |
3769 | new (SV *klass) |
3410 | CODE: |
3770 | CODE: |
… | |
… | |
3481 | |
3841 | |
3482 | void |
3842 | void |
3483 | _register (char *target, char *proto, SV *req) |
3843 | _register (char *target, char *proto, SV *req) |
3484 | CODE: |
3844 | CODE: |
3485 | { |
3845 | { |
3486 | CV *req_cv = coro_sv_2cv (aTHX_ req); |
3846 | SV *req_cv = s_get_cv_croak (req); |
3487 | /* newXSproto doesn't return the CV on 5.8 */ |
3847 | /* newXSproto doesn't return the CV on 5.8 */ |
3488 | CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__); |
3848 | CV *slf_cv = newXS (target, coro_aio_req_xs, __FILE__); |
3489 | sv_setpv ((SV *)slf_cv, proto); |
3849 | sv_setpv ((SV *)slf_cv, proto); |
3490 | sv_magicext ((SV *)slf_cv, (SV *)req_cv, CORO_MAGIC_type_aio, 0, 0, 0); |
3850 | sv_magicext ((SV *)slf_cv, (SV *)req_cv, CORO_MAGIC_type_aio, 0, 0, 0); |
3491 | } |
3851 | } |
3492 | |
3852 | |
|
|
3853 | MODULE = Coro::State PACKAGE = Coro::Select |
|
|
3854 | |
|
|
3855 | void |
|
|
3856 | patch_pp_sselect () |
|
|
3857 | CODE: |
|
|
3858 | if (!coro_old_pp_sselect) |
|
|
3859 | { |
|
|
3860 | coro_select_select = (SV *)get_cv ("Coro::Select::select", 0); |
|
|
3861 | coro_old_pp_sselect = PL_ppaddr [OP_SSELECT]; |
|
|
3862 | PL_ppaddr [OP_SSELECT] = coro_pp_sselect; |
|
|
3863 | } |
|
|
3864 | |
|
|
3865 | void |
|
|
3866 | unpatch_pp_sselect () |
|
|
3867 | CODE: |
|
|
3868 | if (coro_old_pp_sselect) |
|
|
3869 | { |
|
|
3870 | PL_ppaddr [OP_SSELECT] = coro_old_pp_sselect; |
|
|
3871 | coro_old_pp_sselect = 0; |
|
|
3872 | } |
|
|
3873 | |
|
|
3874 | |