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Comparing Coro/Coro/State.xs (file contents):
Revision 1.41 by root, Tue Nov 27 02:51:03 2001 UTC vs.
Revision 1.67 by root, Mon Dec 12 20:07:44 2005 UTC

1#define PERL_NO_GET_CONTEXT
2
3#include "libcoro/coro.c"
4
1#include "EXTERN.h" 5#include "EXTERN.h"
2#include "perl.h" 6#include "perl.h"
3#include "XSUB.h" 7#include "XSUB.h"
4 8
5#include "libcoro/coro.c" 9#include "patchlevel.h"
10
11// threaded perls might need much more, 65536 or more,
12// which is 0.5 to 1MB
13#define STACKSIZE 16384
14
15#if PERL_VERSION < 6
16# ifndef PL_ppaddr
17# define PL_ppaddr ppaddr
18# endif
19# ifndef call_sv
20# define call_sv perl_call_sv
21# endif
22# ifndef get_sv
23# define get_sv perl_get_sv
24# endif
25# ifndef get_cv
26# define get_cv perl_get_cv
27# endif
28# ifndef IS_PADGV
29# define IS_PADGV(v) 0
30# endif
31# ifndef IS_PADCONST
32# define IS_PADCONST(v) 0
33# endif
34#endif
6 35
7#include <signal.h> 36#include <signal.h>
8 37
9#ifdef HAVE_MMAP 38#ifdef HAVE_MMAP
10# include <unistd.h> 39# include <unistd.h>
… …
16# undef HAVE_MMAP 45# undef HAVE_MMAP
17# endif 46# endif
18# endif 47# endif
19#endif 48#endif
20 49
21#define MAY_FLUSH /* increases codesize and is rarely used */
22
23#define SUB_INIT "Coro::State::initialize" 50#define SUB_INIT "Coro::State::initialize"
24#define UCORO_STATE "_coro_state" 51#define UCORO_STATE "_coro_state"
25 52
26/* The next macro should declare a variable stacklevel that contains and approximation 53/* The next macro should declare a variable stacklevel that contains and approximation
27 * to the current C stack pointer. Its property is that it changes with each call 54 * to the current C stack pointer. Its property is that it changes with each call
… …
32 59
33#define labs(l) ((l) >= 0 ? (l) : -(l)) 60#define labs(l) ((l) >= 0 ? (l) : -(l))
34 61
35#include "CoroAPI.h" 62#include "CoroAPI.h"
36 63
64#ifdef USE_ITHREADS
65static perl_mutex coro_mutex;
66# define LOCK do { MUTEX_LOCK (&coro_mutex); } while (0)
67# define UNLOCK do { MUTEX_UNLOCK (&coro_mutex); } while (0)
68#else
69# define LOCK 0
70# define UNLOCK 0
71#endif
72
37static struct CoroAPI coroapi; 73static struct CoroAPI coroapi;
74static AV *main_mainstack; /* used to differentiate between $main and others */
75static HV *coro_state_stash;
76static SV *ucoro_state_sv;
77static U32 ucoro_state_hash;
78static SV *coro_mortal; /* will be freed after next transfer */
38 79
39/* this is actually not only the c stack but also c registers etc... */ 80/* this is actually not only the c stack but also c registers etc... */
40typedef struct { 81typedef struct {
41 int refcnt; /* pointer reference counter */ 82 int refcnt; /* pointer reference counter */
42 int usecnt; /* shared by how many coroutines */ 83 int usecnt; /* shared by how many coroutines */
… …
47 void *sptr; 88 void *sptr;
48 long ssize; /* positive == mmap, otherwise malloc */ 89 long ssize; /* positive == mmap, otherwise malloc */
49} coro_stack; 90} coro_stack;
50 91
51struct coro { 92struct coro {
93 /* the top-level JMPENV for each coroutine, needed to catch dies. */
94 JMPENV start_env;
95
52 /* the optional C context */ 96 /* the optional C context */
53 coro_stack *stack; 97 coro_stack *stack;
54 void *cursp; 98 void *cursp;
55 int gencnt; 99 int gencnt;
56 100
… …
68 AV *curstack; 112 AV *curstack;
69 AV *mainstack; 113 AV *mainstack;
70 SV **stack_sp; 114 SV **stack_sp;
71 OP *op; 115 OP *op;
72 SV **curpad; 116 SV **curpad;
117 AV *comppad;
118 CV *compcv;
73 SV **stack_base; 119 SV **stack_base;
74 SV **stack_max; 120 SV **stack_max;
75 SV **tmps_stack; 121 SV **tmps_stack;
76 I32 tmps_floor; 122 I32 tmps_floor;
77 I32 tmps_ix; 123 I32 tmps_ix;
… …
86 I32 savestack_ix; 132 I32 savestack_ix;
87 I32 savestack_max; 133 I32 savestack_max;
88 OP **retstack; 134 OP **retstack;
89 I32 retstack_ix; 135 I32 retstack_ix;
90 I32 retstack_max; 136 I32 retstack_max;
137 PMOP *curpm;
91 COP *curcop; 138 COP *curcop;
92 JMPENV *top_env; 139 JMPENV *top_env;
93 140
94 /* data associated with this coroutine (initial args) */ 141 /* data associated with this coroutine (initial args) */
95 AV *args; 142 AV *args;
96}; 143};
97 144
98typedef struct coro *Coro__State; 145typedef struct coro *Coro__State;
99typedef struct coro *Coro__State_or_hashref; 146typedef struct coro *Coro__State_or_hashref;
100 147
101static AV *main_mainstack; /* used to differentiate between $main and others */
102static HV *coro_state_stash;
103static SV *ucoro_state_sv;
104static U32 ucoro_state_hash;
105static HV *padlist_cache;
106static SV *coro_mortal; /* will be freed after next transfer */
107
108/* mostly copied from op.c:cv_clone2 */ 148/* mostly copied from op.c:cv_clone2 */
109STATIC AV * 149STATIC AV *
110clone_padlist (AV *protopadlist) 150clone_padlist (pTHX_ AV *protopadlist)
111{ 151{
112 AV *av; 152 AV *av;
113 I32 ix; 153 I32 ix;
114 AV *protopad_name = (AV *) * av_fetch (protopadlist, 0, FALSE); 154 AV *protopad_name = (AV *) * av_fetch (protopadlist, 0, FALSE);
115 AV *protopad = (AV *) * av_fetch (protopadlist, 1, FALSE); 155 AV *protopad = (AV *) * av_fetch (protopadlist, 1, FALSE);
… …
139 AvFLAGS (av) = AVf_REIFY; 179 AvFLAGS (av) = AVf_REIFY;
140 180
141 for (ix = fpad; ix > 0; ix--) 181 for (ix = fpad; ix > 0; ix--)
142 { 182 {
143 SV *namesv = (ix <= fname) ? pname[ix] : Nullsv; 183 SV *namesv = (ix <= fname) ? pname[ix] : Nullsv;
184
144 if (namesv && namesv != &PL_sv_undef) 185 if (namesv && namesv != &PL_sv_undef)
145 { 186 {
146 char *name = SvPVX (namesv); /* XXX */ 187 char *name = SvPVX (namesv); /* XXX */
188
147 if (SvFLAGS (namesv) & SVf_FAKE || *name == '&') 189 if (SvFLAGS (namesv) & SVf_FAKE || *name == '&')
148 { /* lexical from outside? */ 190 { /* lexical from outside? */
149 npad[ix] = SvREFCNT_inc (ppad[ix]); 191 npad[ix] = SvREFCNT_inc (ppad[ix]);
150 } 192 }
151 else 193 else
… …
157 sv = (SV *) newAV (); 199 sv = (SV *) newAV ();
158 else if (*name == '%') 200 else if (*name == '%')
159 sv = (SV *) newHV (); 201 sv = (SV *) newHV ();
160 else 202 else
161 sv = NEWSV (0, 0); 203 sv = NEWSV (0, 0);
204
205#ifdef SvPADBUSY
162 if (!SvPADBUSY (sv)) 206 if (!SvPADBUSY (sv))
207#endif
163 SvPADMY_on (sv); 208 SvPADMY_on (sv);
209
164 npad[ix] = sv; 210 npad[ix] = sv;
165 } 211 }
166 } 212 }
167 else if (IS_PADGV (ppad[ix]) || IS_PADCONST (ppad[ix])) 213 else if (IS_PADGV (ppad[ix]) || IS_PADCONST (ppad[ix]))
168 { 214 {
… …
197#endif 243#endif
198 244
199 return newpadlist; 245 return newpadlist;
200} 246}
201 247
202#ifdef MAY_FLUSH
203STATIC void 248STATIC void
204free_padlist (AV *padlist) 249free_padlist (pTHX_ AV *padlist)
205{ 250{
206 /* may be during global destruction */ 251 /* may be during global destruction */
207 if (SvREFCNT(padlist)) 252 if (SvREFCNT (padlist))
208 { 253 {
209 I32 i = AvFILLp(padlist); 254 I32 i = AvFILLp (padlist);
210 while (i >= 0) 255 while (i >= 0)
211 { 256 {
212 SV **svp = av_fetch(padlist, i--, FALSE); 257 SV **svp = av_fetch (padlist, i--, FALSE);
213 SV *sv = svp ? *svp : Nullsv;
214 if (sv) 258 if (svp)
259 {
260 SV *sv;
261 while (&PL_sv_undef != (sv = av_pop ((AV *)*svp)))
215 SvREFCNT_dec(sv); 262 SvREFCNT_dec (sv);
263
264 SvREFCNT_dec (*svp);
265 }
216 } 266 }
217 267
218 SvREFCNT_dec((SV*)padlist); 268 SvREFCNT_dec ((SV*)padlist);
219 } 269 }
220} 270}
221#endif 271
272STATIC int
273coro_cv_free (pTHX_ SV *sv, MAGIC *mg)
274{
275 AV *padlist;
276 AV *av = (AV *)mg->mg_obj;
277
278 /* casting is fun. */
279 while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av)))
280 free_padlist (aTHX_ padlist);
281
282 SvREFCNT_dec (av);
283}
284
285#define PERL_MAGIC_coro PERL_MAGIC_ext
286
287static MGVTBL vtbl_coro = {0, 0, 0, 0, coro_cv_free};
222 288
223/* the next two functions merely cache the padlists */ 289/* the next two functions merely cache the padlists */
224STATIC void 290STATIC void
225get_padlist (CV *cv) 291get_padlist (pTHX_ CV *cv)
226{ 292{
227 SV **he = hv_fetch (padlist_cache, (void *)&cv, sizeof (CV *), 0); 293 MAGIC *mg = mg_find ((SV *)cv, PERL_MAGIC_coro);
228 294
229 if (he && AvFILLp ((AV *)*he) >= 0) 295 if (mg && AvFILLp ((AV *)mg->mg_obj) >= 0)
230 CvPADLIST (cv) = (AV *)av_pop ((AV *)*he); 296 CvPADLIST (cv) = (AV *)av_pop ((AV *)mg->mg_obj);
231 else 297 else
232 CvPADLIST (cv) = clone_padlist (CvPADLIST (cv)); 298 CvPADLIST (cv) = clone_padlist (aTHX_ CvPADLIST (cv));
233} 299}
234 300
235STATIC void 301STATIC void
236put_padlist (CV *cv) 302put_padlist (pTHX_ CV *cv)
237{ 303{
238 SV **he = hv_fetch (padlist_cache, (void *)&cv, sizeof (CV *), 1); 304 MAGIC *mg = mg_find ((SV *)cv, PERL_MAGIC_coro);
239 305
240 if (SvTYPE (*he) != SVt_PVAV) 306 if (!mg)
241 { 307 {
242 SvREFCNT_dec (*he); 308 sv_magic ((SV *)cv, 0, PERL_MAGIC_coro, 0, 0);
309 mg = mg_find ((SV *)cv, PERL_MAGIC_coro);
310 mg->mg_virtual = &vtbl_coro;
243 *he = (SV *)newAV (); 311 mg->mg_obj = (SV *)newAV ();
244 } 312 }
245 313
246 av_push ((AV *)*he, (SV *)CvPADLIST (cv)); 314 av_push ((AV *)mg->mg_obj, (SV *)CvPADLIST (cv));
247} 315}
248
249#ifdef MAY_FLUSH
250STATIC void
251flush_padlist_cache ()
252{
253 HV *hv = padlist_cache;
254 padlist_cache = newHV ();
255
256 if (hv_iterinit (hv))
257 {
258 HE *he;
259 AV *padlist;
260
261 while (!!(he = hv_iternext (hv)))
262 {
263 AV *av = (AV *)HeVAL(he);
264
265 /* casting is fun. */
266 while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av)))
267 free_padlist (padlist);
268 }
269 }
270
271 SvREFCNT_dec (hv);
272}
273#endif
274 316
275#define SB do { 317#define SB do {
276#define SE } while (0) 318#define SE } while (0)
277 319
278#define LOAD(state) load_state(aTHX_ (state)); 320#define LOAD(state) load_state(aTHX_ (state));
279#define SAVE(state,flags) save_state(aTHX_ (state),(flags)); 321#define SAVE(state,flags) save_state(aTHX_ (state),(flags));
280 322
281#define REPLACE_SV(sv,val) SB SvREFCNT_dec(sv); (sv) = (val); SE 323#define REPLACE_SV(sv,val) SB SvREFCNT_dec(sv); (sv) = (val); (val) = 0; SE
282 324
283static void 325static void
284load_state(pTHX_ Coro__State c) 326load_state(pTHX_ Coro__State c)
285{ 327{
286 PL_dowarn = c->dowarn; 328 PL_dowarn = c->dowarn;
… …
290 PL_curstack = c->curstack; 332 PL_curstack = c->curstack;
291 PL_mainstack = c->mainstack; 333 PL_mainstack = c->mainstack;
292 PL_stack_sp = c->stack_sp; 334 PL_stack_sp = c->stack_sp;
293 PL_op = c->op; 335 PL_op = c->op;
294 PL_curpad = c->curpad; 336 PL_curpad = c->curpad;
337 PL_comppad = c->comppad;
338 PL_compcv = c->compcv;
295 PL_stack_base = c->stack_base; 339 PL_stack_base = c->stack_base;
296 PL_stack_max = c->stack_max; 340 PL_stack_max = c->stack_max;
297 PL_tmps_stack = c->tmps_stack; 341 PL_tmps_stack = c->tmps_stack;
298 PL_tmps_floor = c->tmps_floor; 342 PL_tmps_floor = c->tmps_floor;
299 PL_tmps_ix = c->tmps_ix; 343 PL_tmps_ix = c->tmps_ix;
… …
308 PL_savestack_ix = c->savestack_ix; 352 PL_savestack_ix = c->savestack_ix;
309 PL_savestack_max = c->savestack_max; 353 PL_savestack_max = c->savestack_max;
310 PL_retstack = c->retstack; 354 PL_retstack = c->retstack;
311 PL_retstack_ix = c->retstack_ix; 355 PL_retstack_ix = c->retstack_ix;
312 PL_retstack_max = c->retstack_max; 356 PL_retstack_max = c->retstack_max;
357 PL_curpm = c->curpm;
313 PL_curcop = c->curcop; 358 PL_curcop = c->curcop;
314 PL_top_env = c->top_env; 359 PL_top_env = c->top_env;
315 360
316 if (c->defav) REPLACE_SV (GvAV (PL_defgv), c->defav); 361 if (c->defav) REPLACE_SV (GvAV (PL_defgv), c->defav);
317 if (c->defsv) REPLACE_SV (DEFSV , c->defsv); 362 if (c->defsv) REPLACE_SV (DEFSV , c->defsv);
… …
326 { 371 {
327 AV *padlist = (AV *)POPs; 372 AV *padlist = (AV *)POPs;
328 373
329 if (padlist) 374 if (padlist)
330 { 375 {
331 put_padlist (cv); /* mark this padlist as available */ 376 put_padlist (aTHX_ cv); /* mark this padlist as available */
332 CvPADLIST(cv) = padlist; 377 CvPADLIST(cv) = padlist;
333#ifdef USE_THREADS
334 /*CvOWNER(cv) = (struct perl_thread *)POPs;*/
335#endif
336 } 378 }
337 379
338 ++CvDEPTH(cv); 380 ++CvDEPTH(cv);
339 } 381 }
340 382
… …
367 if (CxTYPE(cx) == CXt_SUB) 409 if (CxTYPE(cx) == CXt_SUB)
368 { 410 {
369 CV *cv = cx->blk_sub.cv; 411 CV *cv = cx->blk_sub.cv;
370 if (CvDEPTH(cv)) 412 if (CvDEPTH(cv))
371 { 413 {
372#ifdef USE_THREADS
373 /*XPUSHs ((SV *)CvOWNER(cv));*/
374 /*CvOWNER(cv) = 0;*/
375 /*error must unlock this cv etc.. etc...*/
376#endif
377 EXTEND (SP, CvDEPTH(cv)*2); 414 EXTEND (SP, CvDEPTH(cv)*2);
378 415
379 while (--CvDEPTH(cv)) 416 while (--CvDEPTH(cv))
380 { 417 {
381 /* this tells the restore code to increment CvDEPTH */ 418 /* this tells the restore code to increment CvDEPTH */
… …
384 } 421 }
385 422
386 PUSHs ((SV *)CvPADLIST(cv)); 423 PUSHs ((SV *)CvPADLIST(cv));
387 PUSHs ((SV *)cv); 424 PUSHs ((SV *)cv);
388 425
389 get_padlist (cv); /* this is a monster */ 426 get_padlist (aTHX_ cv); /* this is a monster */
390 } 427 }
391 } 428 }
429#ifdef CXt_FORMAT
392 else if (CxTYPE(cx) == CXt_FORMAT) 430 else if (CxTYPE(cx) == CXt_FORMAT)
393 { 431 {
394 /* I never used formats, so how should I know how these are implemented? */ 432 /* I never used formats, so how should I know how these are implemented? */
395 /* my bold guess is as a simple, plain sub... */ 433 /* my bold guess is as a simple, plain sub... */
396 croak ("CXt_FORMAT not yet handled. Don't switch coroutines from within formats"); 434 croak ("CXt_FORMAT not yet handled. Don't switch coroutines from within formats");
397 } 435 }
436#endif
398 } 437 }
399 438
400 if (top_si->si_type == PERLSI_MAIN) 439 if (top_si->si_type == PERLSI_MAIN)
401 break; 440 break;
402 441
… …
419 c->curstack = PL_curstack; 458 c->curstack = PL_curstack;
420 c->mainstack = PL_mainstack; 459 c->mainstack = PL_mainstack;
421 c->stack_sp = PL_stack_sp; 460 c->stack_sp = PL_stack_sp;
422 c->op = PL_op; 461 c->op = PL_op;
423 c->curpad = PL_curpad; 462 c->curpad = PL_curpad;
463 c->comppad = PL_comppad;
464 c->compcv = PL_compcv;
424 c->stack_base = PL_stack_base; 465 c->stack_base = PL_stack_base;
425 c->stack_max = PL_stack_max; 466 c->stack_max = PL_stack_max;
426 c->tmps_stack = PL_tmps_stack; 467 c->tmps_stack = PL_tmps_stack;
427 c->tmps_floor = PL_tmps_floor; 468 c->tmps_floor = PL_tmps_floor;
428 c->tmps_ix = PL_tmps_ix; 469 c->tmps_ix = PL_tmps_ix;
… …
437 c->savestack_ix = PL_savestack_ix; 478 c->savestack_ix = PL_savestack_ix;
438 c->savestack_max = PL_savestack_max; 479 c->savestack_max = PL_savestack_max;
439 c->retstack = PL_retstack; 480 c->retstack = PL_retstack;
440 c->retstack_ix = PL_retstack_ix; 481 c->retstack_ix = PL_retstack_ix;
441 c->retstack_max = PL_retstack_max; 482 c->retstack_max = PL_retstack_max;
483 c->curpm = PL_curpm;
442 c->curcop = PL_curcop; 484 c->curcop = PL_curcop;
443 c->top_env = PL_top_env; 485 c->top_env = PL_top_env;
444} 486}
445 487
446/* 488/*
447 * allocate various perl stacks. This is an exact copy 489 * allocate various perl stacks. This is an exact copy
448 * of perl.c:init_stacks, except that it uses less memory 490 * of perl.c:init_stacks, except that it uses less memory
449 * on the assumption that coroutines do not usually need 491 * on the (sometimes correct) assumption that coroutines do
450 * a lot of stackspace. 492 * not usually need a lot of stackspace.
451 */ 493 */
452STATIC void 494STATIC void
453coro_init_stacks (pTHX) 495coro_init_stacks (pTHX)
454{ 496{
497 LOCK;
498
455 PL_curstackinfo = new_stackinfo(96, 1024/sizeof(PERL_CONTEXT) - 1); 499 PL_curstackinfo = new_stackinfo(96, 1024/sizeof(PERL_CONTEXT) - 1);
456 PL_curstackinfo->si_type = PERLSI_MAIN; 500 PL_curstackinfo->si_type = PERLSI_MAIN;
457 PL_curstack = PL_curstackinfo->si_stack; 501 PL_curstack = PL_curstackinfo->si_stack;
458 PL_mainstack = PL_curstack; /* remember in case we switch stacks */ 502 PL_mainstack = PL_curstack; /* remember in case we switch stacks */
459 503
… …
468 512
469 New(54,PL_markstack,16,I32); 513 New(54,PL_markstack,16,I32);
470 PL_markstack_ptr = PL_markstack; 514 PL_markstack_ptr = PL_markstack;
471 PL_markstack_max = PL_markstack + 16; 515 PL_markstack_max = PL_markstack + 16;
472 516
517#ifdef SET_MARK_OFFSET
473 SET_MARK_OFFSET; 518 SET_MARK_OFFSET;
519#endif
474 520
475 New(54,PL_scopestack,16,I32); 521 New(54,PL_scopestack,16,I32);
476 PL_scopestack_ix = 0; 522 PL_scopestack_ix = 0;
477 PL_scopestack_max = 16; 523 PL_scopestack_max = 16;
478 524
… …
481 PL_savestack_max = 96; 527 PL_savestack_max = 96;
482 528
483 New(54,PL_retstack,8,OP*); 529 New(54,PL_retstack,8,OP*);
484 PL_retstack_ix = 0; 530 PL_retstack_ix = 0;
485 PL_retstack_max = 8; 531 PL_retstack_max = 8;
532
533 UNLOCK;
486} 534}
487 535
488/* 536/*
489 * destroy the stacks, the callchain etc... 537 * destroy the stacks, the callchain etc...
490 * still there is a memleak of 128 bytes...
491 */ 538 */
492STATIC void 539STATIC void
493destroy_stacks(pTHX) 540destroy_stacks(pTHX)
494{ 541{
495 if (!IN_DESTRUCT) 542 if (!IN_DESTRUCT)
496 { 543 {
497 /* is this ugly, I ask? */ 544 /* is this ugly, I ask? */
498 while (PL_scopestack_ix) 545 LEAVE_SCOPE (0);
499 LEAVE;
500 546
501 /* sure it is, but more important: is it correct?? :/ */ 547 /* sure it is, but more important: is it correct?? :/ */
502 while (PL_tmps_ix > PL_tmps_floor) /* should only ever be one iteration */
503 FREETMPS; 548 FREETMPS;
549
550 /*POPSTACK_TO (PL_mainstack);*//*D*//*use*/
504 } 551 }
505 552
506 while (PL_curstackinfo->si_next) 553 while (PL_curstackinfo->si_next)
507 PL_curstackinfo = PL_curstackinfo->si_next; 554 PL_curstackinfo = PL_curstackinfo->si_next;
508 555
509 while (PL_curstackinfo) 556 while (PL_curstackinfo)
510 { 557 {
511 PERL_SI *p = PL_curstackinfo->si_prev; 558 PERL_SI *p = PL_curstackinfo->si_prev;
512 559
513 { 560 { /*D*//*remove*/
514 dSP; 561 dSP;
515 SWITCHSTACK (PL_curstack, PL_curstackinfo->si_stack); 562 SWITCHSTACK (PL_curstack, PL_curstackinfo->si_stack);
516 PUTBACK; /* possibly superfluous */ 563 PUTBACK; /* possibly superfluous */
517 } 564 }
518 565
519 if (!IN_DESTRUCT) 566 if (!IN_DESTRUCT)
520 { 567 {
521 dounwind(-1); 568 dounwind (-1);/*D*//*remove*/
522 SvREFCNT_dec(PL_curstackinfo->si_stack); 569 SvREFCNT_dec (PL_curstackinfo->si_stack);
523 } 570 }
524 571
525 Safefree(PL_curstackinfo->si_cxstack); 572 Safefree (PL_curstackinfo->si_cxstack);
526 Safefree(PL_curstackinfo); 573 Safefree (PL_curstackinfo);
527 PL_curstackinfo = p; 574 PL_curstackinfo = p;
528 } 575 }
529 576
530 Safefree(PL_tmps_stack); 577 Safefree (PL_tmps_stack);
531 Safefree(PL_markstack); 578 Safefree (PL_markstack);
532 Safefree(PL_scopestack); 579 Safefree (PL_scopestack);
533 Safefree(PL_savestack); 580 Safefree (PL_savestack);
534 Safefree(PL_retstack); 581 Safefree (PL_retstack);
535} 582}
536 583
537static void 584static void
538allocate_stack (Coro__State ctx, int alloc) 585allocate_stack (Coro__State ctx, int alloc)
539{ 586{
… …
542 New (0, stack, 1, coro_stack); 589 New (0, stack, 1, coro_stack);
543 590
544 stack->refcnt = 1; 591 stack->refcnt = 1;
545 stack->usecnt = 1; 592 stack->usecnt = 1;
546 stack->gencnt = ctx->gencnt = 0; 593 stack->gencnt = ctx->gencnt = 0;
594
547 if (alloc) 595 if (alloc)
548 { 596 {
549#if HAVE_MMAP 597#if HAVE_MMAP
550 stack->ssize = 128 * 1024 * sizeof (long); /* mmap should do allocate-on-write for us */ 598 stack->ssize = STACKSIZE * sizeof (long); /* mmap should do allocate-on-write for us */
551 stack->sptr = mmap (0, stack->ssize, PROT_EXEC|PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, 0, 0); 599 stack->sptr = mmap (0, stack->ssize, PROT_EXEC|PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, 0, 0);
552 if (stack->sptr == (void *)-1) 600 if (stack->sptr == (void *)-1)
553#endif 601#endif
554 { 602 {
555 /*FIXME*//*D*//* reasonable stack size! */ 603 /*FIXME*//*D*//* reasonable stack size! */
556 stack->ssize = -4096 * sizeof (long); 604 stack->ssize = - (STACKSIZE * sizeof (long));
557 New (0, stack->sptr, 4096, long); 605 New (0, stack->sptr, STACKSIZE, long);
558 } 606 }
559 } 607 }
560 else 608 else
561 stack->sptr = 0; 609 stack->sptr = 0;
562 610
… …
576 { 624 {
577#ifdef HAVE_MMAP 625#ifdef HAVE_MMAP
578 if (stack->ssize > 0 && stack->sptr) 626 if (stack->ssize > 0 && stack->sptr)
579 munmap (stack->sptr, stack->ssize); 627 munmap (stack->sptr, stack->ssize);
580 else 628 else
581#else 629#endif
582 Safefree (stack->sptr); 630 Safefree (stack->sptr);
583#endif 631
584 Safefree (stack); 632 Safefree (stack);
585 } 633 }
586 else if (ctx->gencnt == stack->gencnt) 634 else if (ctx->gencnt == stack->gencnt)
587 --stack->usecnt; 635 --stack->usecnt;
588 } 636 }
… …
592setup_coro (void *arg) 640setup_coro (void *arg)
593{ 641{
594 /* 642 /*
595 * emulate part of the perl startup here. 643 * emulate part of the perl startup here.
596 */ 644 */
645 dTHX;
597 dSP; 646 dSP;
598 Coro__State ctx = (Coro__State)arg; 647 Coro__State ctx = (Coro__State)arg;
599 SV *sub_init = (SV*)get_cv(SUB_INIT, FALSE); 648 SV *sub_init = (SV *)get_cv (SUB_INIT, FALSE);
600 649
601 coro_init_stacks (aTHX); 650 coro_init_stacks (aTHX);
602 /*PL_curcop = 0;*/ 651 /*PL_curcop = 0;*/
603 /*PL_in_eval = PL_in_eval;*/ /* inherit */ 652 /*PL_in_eval = PL_in_eval;*/ /* inherit */
604 SvREFCNT_dec (GvAV (PL_defgv)); 653 SvREFCNT_dec (GvAV (PL_defgv));
605 GvAV (PL_defgv) = ctx->args; 654 GvAV (PL_defgv) = ctx->args; ctx->args = 0;
606 655
607 SPAGAIN; 656 SPAGAIN;
608 657
609 if (ctx->stack) 658 if (ctx->stack)
610 { 659 {
… …
637 * that doesn't matter, though, since it is only 686 * that doesn't matter, though, since it is only
638 * pp_nextstate and we never return... 687 * pp_nextstate and we never return...
639 * ah yes, and I don't care anyways ;) 688 * ah yes, and I don't care anyways ;)
640 */ 689 */
641 PUTBACK; 690 PUTBACK;
642 PL_op = pp_entersub(); 691 PL_op = PL_ppaddr[OP_ENTERSUB](aTHX);
643 SPAGAIN; 692 SPAGAIN;
644 693
645 ENTER; /* necessary e.g. for dounwind */ 694 ENTER; /* necessary e.g. for dounwind */
646 } 695 }
647} 696}
… …
650continue_coro (void *arg) 699continue_coro (void *arg)
651{ 700{
652 /* 701 /*
653 * this is a _very_ stripped down perl interpreter ;) 702 * this is a _very_ stripped down perl interpreter ;)
654 */ 703 */
704 dTHX;
655 Coro__State ctx = (Coro__State)arg; 705 Coro__State ctx = (Coro__State)arg;
656 JMPENV coro_start_env; 706 JMPENV coro_start_env;
657 707
658 /* same as JMPENV_BOOTSTRAP */
659 Zero(&coro_start_env, 1, JMPENV);
660 coro_start_env.je_ret = -1;
661 coro_start_env.je_mustcatch = TRUE;
662 PL_top_env = &coro_start_env; 708 PL_top_env = &ctx->start_env;
663 709
664 ctx->cursp = 0; 710 ctx->cursp = 0;
665 PL_op = PL_op->op_next; 711 PL_op = PL_op->op_next;
666 CALLRUNOPS(aTHX); 712 CALLRUNOPS(aTHX);
667 713
668 abort (); 714 abort ();
669} 715}
670 716
671STATIC void 717STATIC void
672transfer(pTHX_ struct coro *prev, struct coro *next, int flags) 718transfer (pTHX_ struct coro *prev, struct coro *next, int flags)
673{ 719{
674 dSTACKLEVEL; 720 dSTACKLEVEL;
675 static struct coro *xnext;
676 721
677 if (prev != next) 722 if (prev != next)
678 { 723 {
679 xnext = next;
680
681 if (next->mainstack) 724 if (next->mainstack)
682 { 725 {
726 LOCK;
683 SAVE (prev, flags); 727 SAVE (prev, flags);
684 LOAD (next); 728 LOAD (next);
729 UNLOCK;
685 730
686 /* mark this state as in-use */ 731 /* mark this state as in-use */
687 next->mainstack = 0; 732 next->mainstack = 0;
688 next->tmps_ix = -2; 733 next->tmps_ix = -2;
689 734
… …
708 continue_coro, (void *)next, 753 continue_coro, (void *)next,
709 next->stack->sptr, labs (next->stack->ssize)); 754 next->stack->sptr, labs (next->stack->ssize));
710 } 755 }
711 756
712 coro_transfer (&(prev->stack->cctx), &(next->stack->cctx)); 757 coro_transfer (&(prev->stack->cctx), &(next->stack->cctx));
758 prev->cursp = stacklevel;
713 /* don't add any code here */ 759 /* don't add any code here */
714 } 760 }
715 761 else
762 next->cursp = stacklevel;
716 } 763 }
717 else if (next->tmps_ix == -2) 764 else if (next->tmps_ix == -2)
718 croak ("tried to transfer to running coroutine"); 765 croak ("tried to transfer to running coroutine");
719 else 766 else
720 { 767 {
768 LOCK;
721 SAVE (prev, -1); /* first get rid of the old state */ 769 SAVE (prev, -1); /* first get rid of the old state */
770 UNLOCK;
722 771
723 if (flags & TRANSFER_SAVE_CCTXT) 772 if (flags & TRANSFER_SAVE_CCTXT)
724 { 773 {
725 if (!prev->stack) 774 if (!prev->stack)
726 allocate_stack (prev, 0); 775 allocate_stack (prev, 0);
727 776
728 if (prev->stack->sptr && flags & TRANSFER_LAZY_STACK) 777 if (prev->stack->sptr && flags & TRANSFER_LAZY_STACK)
729 { 778 {
779 PL_top_env = &next->start_env;
780
730 setup_coro (next); 781 setup_coro (next);
782 next->cursp = stacklevel;
731 783
732 prev->stack->refcnt++; 784 prev->stack->refcnt++;
733 prev->stack->usecnt++; 785 prev->stack->usecnt++;
734 next->stack = prev->stack; 786 next->stack = prev->stack;
735 next->gencnt = prev->gencnt; 787 next->gencnt = prev->gencnt;
736 } 788 }
737 else 789 else
738 { 790 {
791 assert (!next->stack);
739 allocate_stack (next, 1); 792 allocate_stack (next, 1);
740 coro_create (&(next->stack->cctx), 793 coro_create (&(next->stack->cctx),
741 setup_coro, (void *)next, 794 setup_coro, (void *)next,
742 next->stack->sptr, labs (next->stack->ssize)); 795 next->stack->sptr, labs (next->stack->ssize));
743 coro_transfer (&(prev->stack->cctx), &(next->stack->cctx)); 796 coro_transfer (&(prev->stack->cctx), &(next->stack->cctx));
797 prev->cursp = stacklevel;
744 /* don't add any code here */ 798 /* don't add any code here */
745 } 799 }
746 } 800 }
747 else 801 else
802 {
748 setup_coro (next); 803 setup_coro (next);
804 next->cursp = stacklevel;
805 }
749 } 806 }
750
751 /*
752 * xnext is now either prev or next, depending on wether
753 * we switched the c stack or not. that's why I use a global
754 * variable, that should become thread-specific at one point.
755 */
756 xnext->cursp = stacklevel;
757 } 807 }
758 808
809 LOCK;
759 if (coro_mortal) 810 if (coro_mortal)
760 { 811 {
761 SvREFCNT_dec (coro_mortal); 812 SvREFCNT_dec (coro_mortal);
762 coro_mortal = 0; 813 coro_mortal = 0;
763 } 814 }
815 UNLOCK;
764} 816}
765 817
766#define SV_CORO(sv,func) \ 818#define SV_CORO(sv,func) \
767 do { \ 819 do { \
768 if (SvROK (sv)) \ 820 if (SvROK (sv)) \
769 sv = SvRV (sv); \ 821 sv = SvRV (sv); \
770 \ 822 \
771 if (SvTYPE(sv) == SVt_PVHV) \ 823 if (SvTYPE (sv) == SVt_PVHV) \
772 { \ 824 { \
773 HE *he = hv_fetch_ent((HV *)sv, ucoro_state_sv, 0, ucoro_state_hash); \ 825 HE *he = hv_fetch_ent ((HV *)sv, ucoro_state_sv, 0, ucoro_state_hash); \
774 \ 826 \
775 if (!he) \ 827 if (!he) \
776 croak ("%s() -- %s is a hashref but lacks the " UCORO_STATE " key", func, # sv); \ 828 croak ("%s() -- %s is a hashref but lacks the " UCORO_STATE " key", func, # sv); \
777 \ 829 \
778 (sv) = SvRV (HeVAL(he)); \ 830 (sv) = SvRV (HeVAL(he)); \
779 } \ 831 } \
780 \ 832 \
781 /* must also be changed inside Coro::Cont::yield */ \ 833 /* must also be changed inside Coro::Cont::yield */ \
782 if (!SvOBJECT(sv) || SvSTASH(sv) != coro_state_stash) \ 834 if (!SvOBJECT (sv) || SvSTASH (sv) != coro_state_stash) \
783 croak ("%s() -- %s is not (and contains not) a Coro::State object", func, # sv); \ 835 croak ("%s() -- %s is not (and contains not) a Coro::State object", func, # sv); \
784 \ 836 \
785 } while(0) 837 } while(0)
786 838
787#define SvSTATE(sv) (struct coro *)SvIV (sv) 839#define SvSTATE(sv) (struct coro *)SvIV (sv)
… …
790api_transfer(pTHX_ SV *prev, SV *next, int flags) 842api_transfer(pTHX_ SV *prev, SV *next, int flags)
791{ 843{
792 SV_CORO (prev, "Coro::transfer"); 844 SV_CORO (prev, "Coro::transfer");
793 SV_CORO (next, "Coro::transfer"); 845 SV_CORO (next, "Coro::transfer");
794 846
795 transfer(aTHX_ SvSTATE(prev), SvSTATE(next), flags); 847 transfer (aTHX_ SvSTATE (prev), SvSTATE (next), flags);
796} 848}
797 849
798/** Coro ********************************************************************/ 850/** Coro ********************************************************************/
799 851
800#define PRIO_MAX 3 852#define PRIO_MAX 3
… …
808static GV *coro_current, *coro_idle; 860static GV *coro_current, *coro_idle;
809static AV *coro_ready[PRIO_MAX-PRIO_MIN+1]; 861static AV *coro_ready[PRIO_MAX-PRIO_MIN+1];
810static int coro_nready; 862static int coro_nready;
811 863
812static void 864static void
813coro_enq (SV *sv) 865coro_enq (pTHX_ SV *sv)
814{ 866{
815 if (SvTYPE (sv) == SVt_PVHV) 867 if (SvTYPE (sv) == SVt_PVHV)
816 { 868 {
817 SV **xprio = hv_fetch ((HV *)sv, "prio", 4, 0); 869 SV **xprio = hv_fetch ((HV *)sv, "prio", 4, 0);
818 int prio = xprio ? SvIV (*xprio) : PRIO_NORMAL; 870 int prio = xprio ? SvIV (*xprio) : PRIO_NORMAL;
… …
829 881
830 croak ("Coro::ready tried to enqueue something that is not a coroutine"); 882 croak ("Coro::ready tried to enqueue something that is not a coroutine");
831} 883}
832 884
833static SV * 885static SV *
834coro_deq (int min_prio) 886coro_deq (pTHX_ int min_prio)
835{ 887{
836 int prio = PRIO_MAX - PRIO_MIN; 888 int prio = PRIO_MAX - PRIO_MIN;
837 889
838 min_prio -= PRIO_MIN; 890 min_prio -= PRIO_MIN;
839 if (min_prio < 0) 891 if (min_prio < 0)
… …
850} 902}
851 903
852static void 904static void
853api_ready (SV *coro) 905api_ready (SV *coro)
854{ 906{
907 dTHX;
908
855 if (SvROK (coro)) 909 if (SvROK (coro))
856 coro = SvRV (coro); 910 coro = SvRV (coro);
857 911
912 LOCK;
858 coro_enq (SvREFCNT_inc (coro)); 913 coro_enq (aTHX_ SvREFCNT_inc (coro));
914 UNLOCK;
859} 915}
860 916
861static void 917static void
862api_schedule (void) 918api_schedule (void)
863{ 919{
920 dTHX;
921
864 SV *prev, *next; 922 SV *prev, *next;
865 923
924 LOCK;
925
866 prev = SvRV (GvSV (coro_current)); 926 prev = SvRV (GvSV (coro_current));
867 next = coro_deq (PRIO_MIN); 927 next = coro_deq (aTHX_ PRIO_MIN);
868 928
869 if (!next) 929 if (!next)
870 next = SvREFCNT_inc (SvRV (GvSV (coro_idle))); 930 next = SvREFCNT_inc (SvRV (GvSV (coro_idle)));
871 931
872 /* free this only after the transfer */ 932 /* free this only after the transfer */
… …
875 935
876 SvRV (GvSV (coro_current)) = next; 936 SvRV (GvSV (coro_current)) = next;
877 937
878 SV_CORO (next, "Coro::schedule"); 938 SV_CORO (next, "Coro::schedule");
879 939
940 UNLOCK;
941
880 transfer (aTHX_ SvSTATE (prev), SvSTATE (next), 942 transfer (aTHX_ SvSTATE (prev), SvSTATE (next),
881 TRANSFER_SAVE_ALL | TRANSFER_LAZY_STACK); 943 TRANSFER_SAVE_ALL | TRANSFER_LAZY_STACK);
882} 944}
883 945
884static void 946static void
885api_cede (void) 947api_cede (void)
886{ 948{
949 dTHX;
950
951 LOCK;
887 coro_enq (SvREFCNT_inc (SvRV (GvSV (coro_current)))); 952 coro_enq (aTHX_ SvREFCNT_inc (SvRV (GvSV (coro_current))));
953 UNLOCK;
888 954
889 api_schedule (); 955 api_schedule ();
890} 956}
891 957
892MODULE = Coro::State PACKAGE = Coro::State 958MODULE = Coro::State PACKAGE = Coro::State
893 959
894PROTOTYPES: ENABLE 960PROTOTYPES: ENABLE
895 961
896BOOT: 962BOOT:
897{ /* {} necessary for stoopid perl-5.6.x */ 963{ /* {} necessary for stoopid perl-5.6.x */
964#ifdef USE_ITHREADS
965 MUTEX_INIT (&coro_mutex);
966#endif
967
898 ucoro_state_sv = newSVpv (UCORO_STATE, sizeof(UCORO_STATE) - 1); 968 ucoro_state_sv = newSVpv (UCORO_STATE, sizeof(UCORO_STATE) - 1);
899 PERL_HASH(ucoro_state_hash, UCORO_STATE, sizeof(UCORO_STATE) - 1); 969 PERL_HASH(ucoro_state_hash, UCORO_STATE, sizeof(UCORO_STATE) - 1);
900 coro_state_stash = gv_stashpv ("Coro::State", TRUE); 970 coro_state_stash = gv_stashpv ("Coro::State", TRUE);
901 971
902 newCONSTSUB (coro_state_stash, "SAVE_DEFAV", newSViv (TRANSFER_SAVE_DEFAV)); 972 newCONSTSUB (coro_state_stash, "SAVE_DEFAV", newSViv (TRANSFER_SAVE_DEFAV));
903 newCONSTSUB (coro_state_stash, "SAVE_DEFSV", newSViv (TRANSFER_SAVE_DEFSV)); 973 newCONSTSUB (coro_state_stash, "SAVE_DEFSV", newSViv (TRANSFER_SAVE_DEFSV));
904 newCONSTSUB (coro_state_stash, "SAVE_ERRSV", newSViv (TRANSFER_SAVE_ERRSV)); 974 newCONSTSUB (coro_state_stash, "SAVE_ERRSV", newSViv (TRANSFER_SAVE_ERRSV));
905 newCONSTSUB (coro_state_stash, "SAVE_CCTXT", newSViv (TRANSFER_SAVE_CCTXT)); 975 newCONSTSUB (coro_state_stash, "SAVE_CCTXT", newSViv (TRANSFER_SAVE_CCTXT));
906
907 if (!padlist_cache)
908 padlist_cache = newHV ();
909 976
910 main_mainstack = PL_mainstack; 977 main_mainstack = PL_mainstack;
911 978
912 coroapi.ver = CORO_API_VERSION; 979 coroapi.ver = CORO_API_VERSION;
913 coroapi.transfer = api_transfer; 980 coroapi.transfer = api_transfer;
… …
921 Coro__State coro; 988 Coro__State coro;
922 989
923 if (!SvROK (args) || SvTYPE (SvRV (args)) != SVt_PVAV) 990 if (!SvROK (args) || SvTYPE (SvRV (args)) != SVt_PVAV)
924 croak ("Coro::State::_newprocess expects an arrayref"); 991 croak ("Coro::State::_newprocess expects an arrayref");
925 992
926 New (0, coro, 1, struct coro); 993 Newz (0, coro, 1, struct coro);
927 994
928 coro->args = (AV *)SvREFCNT_inc (SvRV (args)); 995 coro->args = (AV *)SvREFCNT_inc (SvRV (args));
929 coro->mainstack = 0; /* actual work is done inside transfer */ 996 /*coro->mainstack = 0; *//*actual work is done inside transfer */
930 coro->stack = 0; 997 /*coro->stack = 0;*/
998
999 /* same as JMPENV_BOOTSTRAP */
1000 /* we might be able to recycle start_env, but safe is safe */
1001 /*Zero(&coro->start_env, 1, JMPENV);*/
1002 coro->start_env.je_ret = -1;
1003 coro->start_env.je_mustcatch = TRUE;
931 1004
932 RETVAL = coro; 1005 RETVAL = coro;
933 OUTPUT: 1006 OUTPUT:
934 RETVAL 1007 RETVAL
935 1008
… …
954 if (coro->mainstack && coro->mainstack != main_mainstack) 1027 if (coro->mainstack && coro->mainstack != main_mainstack)
955 { 1028 {
956 struct coro temp; 1029 struct coro temp;
957 1030
958 PUTBACK; 1031 PUTBACK;
959 SAVE(aTHX_ (&temp), TRANSFER_SAVE_ALL); 1032 SAVE (aTHX_ (&temp), TRANSFER_SAVE_ALL);
960 LOAD(aTHX_ coro); 1033 LOAD (aTHX_ coro);
961 SPAGAIN; 1034 SPAGAIN;
962 1035
963 destroy_stacks (aTHX); 1036 destroy_stacks (aTHX);
964 1037
965 LOAD((&temp)); /* this will get rid of defsv etc.. */ 1038 LOAD ((&temp)); /* this will get rid of defsv etc.. */
966 SPAGAIN; 1039 SPAGAIN;
967 1040
968 coro->mainstack = 0; 1041 coro->mainstack = 0;
969 } 1042 }
970 1043
971 deallocate_stack (coro); 1044 deallocate_stack (coro);
972 1045 SvREFCNT_dec (coro->args);
973 Safefree (coro); 1046 Safefree (coro);
974
975void
976flush()
977 CODE:
978#ifdef MAY_FLUSH
979 flush_padlist_cache ();
980#endif
981 1047
982void 1048void
983_exit(code) 1049_exit(code)
984 int code 1050 int code
985 PROTOTYPE: $ 1051 PROTOTYPE: $
986 CODE: 1052 CODE:
987#if defined(__GLIBC__) || _POSIX_C_SOURCE
988 _exit (code); 1053 _exit (code);
989#else
990 signal (SIGTERM, SIG_DFL);
991 raise (SIGTERM);
992 exit (code);
993#endif
994 1054
995MODULE = Coro::State PACKAGE = Coro::Cont 1055MODULE = Coro::State PACKAGE = Coro::Cont
996 1056
997# this is slightly dirty (should expose a c-level api) 1057# this is slightly dirty (should expose a c-level api)
998 1058
999void 1059void
1000yield(...) 1060yield(...)
1001 PROTOTYPE: @ 1061 PROTOTYPE: @
1002 CODE: 1062 CODE:
1003 static SV *returnstk; 1063 SV *yieldstack;
1004 SV *sv; 1064 SV *sv;
1005 AV *defav = GvAV (PL_defgv); 1065 AV *defav = GvAV (PL_defgv);
1006 struct coro *prev, *next; 1066 struct coro *prev, *next;
1007 1067
1008 if (!returnstk) 1068 yieldstack = *hv_fetch (
1009 returnstk = SvRV (get_sv ("Coro::Cont::return", FALSE)); 1069 (HV *)SvRV (GvSV (coro_current)),
1070 "yieldstack", sizeof ("yieldstack") - 1,
1071 0
1072 );
1010 1073
1011 /* set up @_ -- ugly */ 1074 /* set up @_ -- ugly */
1012 av_clear (defav); 1075 av_clear (defav);
1013 av_fill (defav, items - 1); 1076 av_fill (defav, items - 1);
1014 while (items--) 1077 while (items--)
1015 av_store (defav, items, SvREFCNT_inc (ST(items))); 1078 av_store (defav, items, SvREFCNT_inc (ST(items)));
1016 1079
1017 mg_get (returnstk); /* isn't documentation wrong for mg_get? */
1018 sv = av_pop ((AV *)SvRV (returnstk)); 1080 sv = av_pop ((AV *)SvRV (yieldstack));
1019 prev = (struct coro *)SvIV ((SV*)SvRV (*av_fetch ((AV *)SvRV (sv), 0, 0))); 1081 prev = (struct coro *)SvIV ((SV*)SvRV (*av_fetch ((AV *)SvRV (sv), 0, 0)));
1020 next = (struct coro *)SvIV ((SV*)SvRV (*av_fetch ((AV *)SvRV (sv), 1, 0))); 1082 next = (struct coro *)SvIV ((SV*)SvRV (*av_fetch ((AV *)SvRV (sv), 1, 0)));
1021 SvREFCNT_dec (sv); 1083 SvREFCNT_dec (sv);
1022 1084
1023 transfer(aTHX_ prev, next, 0); 1085 transfer (aTHX_ prev, next, 0);
1024 1086
1025MODULE = Coro::State PACKAGE = Coro 1087MODULE = Coro::State PACKAGE = Coro
1026 1088
1027# this is slightly dirty (should expose a c-level api) 1089# this is slightly dirty (should expose a c-level api)
1028 1090
… …
1057 sv_setiv(sv, (IV)&coroapi); 1119 sv_setiv(sv, (IV)&coroapi);
1058 SvREADONLY_on(sv); 1120 SvREADONLY_on(sv);
1059 } 1121 }
1060} 1122}
1061 1123
1124#if !PERL_MICRO
1125
1062void 1126void
1063ready(self) 1127ready(self)
1064 SV * self 1128 SV * self
1065 PROTOTYPE: $ 1129 PROTOTYPE: $
1066 CODE: 1130 CODE:
1067 api_ready (self); 1131 api_ready (self);
1132
1133#endif
1068 1134
1069int 1135int
1070nready(...) 1136nready(...)
1071 PROTOTYPE: 1137 PROTOTYPE:
1072 CODE: 1138 CODE:

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