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Comparing Coro/Coro/State.xs (file contents):
Revision 1.63 by root, Mon Mar 21 14:35:22 2005 UTC vs.
Revision 1.72 by root, Wed Feb 1 23:59:41 2006 UTC

… …
6#include "perl.h" 6#include "perl.h"
7#include "XSUB.h" 7#include "XSUB.h"
8 8
9#include "patchlevel.h" 9#include "patchlevel.h"
10 10
11#if PATCHLEVEL < 6 11#if PERL_VERSION < 6
12# ifndef PL_ppaddr 12# ifndef PL_ppaddr
13# define PL_ppaddr ppaddr 13# define PL_ppaddr ppaddr
14# endif 14# endif
15# ifndef call_sv 15# ifndef call_sv
16# define call_sv perl_call_sv 16# define call_sv perl_call_sv
… …
27# ifndef IS_PADCONST 27# ifndef IS_PADCONST
28# define IS_PADCONST(v) 0 28# define IS_PADCONST(v) 0
29# endif 29# endif
30#endif 30#endif
31 31
32#include <errno.h>
32#include <signal.h> 33#include <signal.h>
33 34
34#ifdef HAVE_MMAP 35#ifdef HAVE_MMAP
35# include <unistd.h> 36# include <unistd.h>
36# include <sys/mman.h> 37# include <sys/mman.h>
… …
57 58
58#include "CoroAPI.h" 59#include "CoroAPI.h"
59 60
60#ifdef USE_ITHREADS 61#ifdef USE_ITHREADS
61static perl_mutex coro_mutex; 62static perl_mutex coro_mutex;
62# define LOCK do { MUTEX_LOCK (&coro_mutex); } while (0) 63# define LOCK do { MUTEX_LOCK (&coro_mutex); } while (0)
63# define UNLOCK do { MUTEX_UNLOCK (&coro_mutex); } while (0) 64# define UNLOCK do { MUTEX_UNLOCK (&coro_mutex); } while (0)
64#else 65#else
65# define LOCK 0 66# define LOCK (void)0
66# define UNLOCK 0 67# define UNLOCK (void)0
67#endif 68#endif
68 69
69static struct CoroAPI coroapi; 70static struct CoroAPI coroapi;
70static AV *main_mainstack; /* used to differentiate between $main and others */ 71static AV *main_mainstack; /* used to differentiate between $main and others */
71static HV *coro_state_stash; 72static HV *coro_state_stash;
… …
128 I32 savestack_ix; 129 I32 savestack_ix;
129 I32 savestack_max; 130 I32 savestack_max;
130 OP **retstack; 131 OP **retstack;
131 I32 retstack_ix; 132 I32 retstack_ix;
132 I32 retstack_max; 133 I32 retstack_max;
134 PMOP *curpm;
133 COP *curcop; 135 COP *curcop;
134 JMPENV *top_env; 136 JMPENV *top_env;
135 137
136 /* data associated with this coroutine (initial args) */ 138 /* data associated with this coroutine (initial args) */
137 AV *args; 139 AV *args;
… …
169 av_store (newpadlist, 1, (SV *) newpad); 171 av_store (newpadlist, 1, (SV *) newpad);
170 172
171 av = newAV (); /* will be @_ */ 173 av = newAV (); /* will be @_ */
172 av_extend (av, 0); 174 av_extend (av, 0);
173 av_store (newpad, 0, (SV *) av); 175 av_store (newpad, 0, (SV *) av);
174 AvFLAGS (av) = AVf_REIFY; 176 AvREIFY_on (av);
175 177
176 for (ix = fpad; ix > 0; ix--) 178 for (ix = fpad; ix > 0; ix--)
177 { 179 {
178 SV *namesv = (ix <= fname) ? pname[ix] : Nullsv; 180 SV *namesv = (ix <= fname) ? pname[ix] : Nullsv;
179 181
… …
344 PL_scopestack_ix = c->scopestack_ix; 346 PL_scopestack_ix = c->scopestack_ix;
345 PL_scopestack_max = c->scopestack_max; 347 PL_scopestack_max = c->scopestack_max;
346 PL_savestack = c->savestack; 348 PL_savestack = c->savestack;
347 PL_savestack_ix = c->savestack_ix; 349 PL_savestack_ix = c->savestack_ix;
348 PL_savestack_max = c->savestack_max; 350 PL_savestack_max = c->savestack_max;
351#if PERL_VERSION < 9
349 PL_retstack = c->retstack; 352 PL_retstack = c->retstack;
350 PL_retstack_ix = c->retstack_ix; 353 PL_retstack_ix = c->retstack_ix;
351 PL_retstack_max = c->retstack_max; 354 PL_retstack_max = c->retstack_max;
355#endif
356 PL_curpm = c->curpm;
352 PL_curcop = c->curcop; 357 PL_curcop = c->curcop;
353 PL_top_env = c->top_env; 358 PL_top_env = c->top_env;
354 359
355 if (c->defav) REPLACE_SV (GvAV (PL_defgv), c->defav); 360 if (c->defav) REPLACE_SV (GvAV (PL_defgv), c->defav);
356 if (c->defsv) REPLACE_SV (DEFSV , c->defsv); 361 if (c->defsv) REPLACE_SV (DEFSV , c->defsv);
… …
469 c->scopestack_ix = PL_scopestack_ix; 474 c->scopestack_ix = PL_scopestack_ix;
470 c->scopestack_max = PL_scopestack_max; 475 c->scopestack_max = PL_scopestack_max;
471 c->savestack = PL_savestack; 476 c->savestack = PL_savestack;
472 c->savestack_ix = PL_savestack_ix; 477 c->savestack_ix = PL_savestack_ix;
473 c->savestack_max = PL_savestack_max; 478 c->savestack_max = PL_savestack_max;
479#if PERL_VERSION < 9
474 c->retstack = PL_retstack; 480 c->retstack = PL_retstack;
475 c->retstack_ix = PL_retstack_ix; 481 c->retstack_ix = PL_retstack_ix;
476 c->retstack_max = PL_retstack_max; 482 c->retstack_max = PL_retstack_max;
483#endif
484 c->curpm = PL_curpm;
477 c->curcop = PL_curcop; 485 c->curcop = PL_curcop;
478 c->top_env = PL_top_env; 486 c->top_env = PL_top_env;
479} 487}
480 488
481/* 489/*
… …
517 525
518 New(54,PL_savestack,96,ANY); 526 New(54,PL_savestack,96,ANY);
519 PL_savestack_ix = 0; 527 PL_savestack_ix = 0;
520 PL_savestack_max = 96; 528 PL_savestack_max = 96;
521 529
530#if PERL_VERSION < 9
522 New(54,PL_retstack,8,OP*); 531 New(54,PL_retstack,8,OP*);
523 PL_retstack_ix = 0; 532 PL_retstack_ix = 0;
524 PL_retstack_max = 8; 533 PL_retstack_max = 8;
534#endif
525 535
526 UNLOCK; 536 UNLOCK;
527} 537}
528 538
529/* 539/*
… …
569 579
570 Safefree (PL_tmps_stack); 580 Safefree (PL_tmps_stack);
571 Safefree (PL_markstack); 581 Safefree (PL_markstack);
572 Safefree (PL_scopestack); 582 Safefree (PL_scopestack);
573 Safefree (PL_savestack); 583 Safefree (PL_savestack);
584#if PERL_VERSION < 9
574 Safefree (PL_retstack); 585 Safefree (PL_retstack);
586#endif
575} 587}
576 588
577static void 589static void
578allocate_stack (Coro__State ctx, int alloc) 590allocate_stack (Coro__State ctx, int alloc)
579{ 591{
… …
586 stack->gencnt = ctx->gencnt = 0; 598 stack->gencnt = ctx->gencnt = 0;
587 599
588 if (alloc) 600 if (alloc)
589 { 601 {
590#if HAVE_MMAP 602#if HAVE_MMAP
591 stack->ssize = 16384 * sizeof (long); /* mmap should do allocate-on-write for us */ 603 stack->ssize = STACKSIZE * sizeof (long); /* mmap should do allocate-on-write for us */
592 stack->sptr = mmap (0, stack->ssize, PROT_EXEC|PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, 0, 0); 604 stack->sptr = mmap (0, stack->ssize, PROT_EXEC|PROT_READ|PROT_WRITE, MAP_PRIVATE|MAP_ANONYMOUS, 0, 0);
593 if (stack->sptr == (void *)-1) 605 if (stack->sptr == (void *)-1)
594#endif 606#endif
595 { 607 {
596 /*FIXME*//*D*//* reasonable stack size! */ 608 /*FIXME*//*D*//* reasonable stack size! */
597 stack->ssize = - (8192 * sizeof (long)); 609 stack->ssize = - (STACKSIZE * sizeof (long));
598 New (0, stack->sptr, 8192, long); 610 New (0, stack->sptr, STACKSIZE, long);
599 } 611 }
600 } 612 }
601 else 613 else
602 stack->sptr = 0; 614 stack->sptr = 0;
603 615
… …
1051 1063
1052void 1064void
1053yield(...) 1065yield(...)
1054 PROTOTYPE: @ 1066 PROTOTYPE: @
1055 CODE: 1067 CODE:
1056 static SV *returnstk; 1068 SV *yieldstack;
1057 SV *sv; 1069 SV *sv;
1058 AV *defav = GvAV (PL_defgv); 1070 AV *defav = GvAV (PL_defgv);
1059 struct coro *prev, *next; 1071 struct coro *prev, *next;
1060 1072
1061 if (!returnstk) 1073 yieldstack = *hv_fetch (
1062 returnstk = SvRV ((SV *)get_sv ("Coro::Cont::return", FALSE)); 1074 (HV *)SvRV (GvSV (coro_current)),
1075 "yieldstack", sizeof ("yieldstack") - 1,
1076 0
1077 );
1063 1078
1064 /* set up @_ -- ugly */ 1079 /* set up @_ -- ugly */
1065 av_clear (defav); 1080 av_clear (defav);
1066 av_fill (defav, items - 1); 1081 av_fill (defav, items - 1);
1067 while (items--) 1082 while (items--)
1068 av_store (defav, items, SvREFCNT_inc (ST(items))); 1083 av_store (defav, items, SvREFCNT_inc (ST(items)));
1069 1084
1070 SvGETMAGIC (returnstk); /* isn't documentation wrong for mg_get? */
1071 sv = av_pop ((AV *)SvRV (returnstk)); 1085 sv = av_pop ((AV *)SvRV (yieldstack));
1072 prev = (struct coro *)SvIV ((SV*)SvRV (*av_fetch ((AV *)SvRV (sv), 0, 0))); 1086 prev = (struct coro *)SvIV ((SV*)SvRV (*av_fetch ((AV *)SvRV (sv), 0, 0)));
1073 next = (struct coro *)SvIV ((SV*)SvRV (*av_fetch ((AV *)SvRV (sv), 1, 0))); 1087 next = (struct coro *)SvIV ((SV*)SvRV (*av_fetch ((AV *)SvRV (sv), 1, 0)));
1074 SvREFCNT_dec (sv); 1088 SvREFCNT_dec (sv);
1075 1089
1076 transfer (aTHX_ prev, next, 0); 1090 transfer (aTHX_ prev, next, 0);
… …
1141cede(...) 1155cede(...)
1142 PROTOTYPE: 1156 PROTOTYPE:
1143 CODE: 1157 CODE:
1144 api_cede (); 1158 api_cede ();
1145 1159
1160# and these are hacks
1161SV *
1162_aio_get_state ()
1163 CODE:
1164{
1165 struct {
1166 int errorno;
1167 int laststype;
1168 int laststatval;
1169 Stat_t statcache;
1170 } data;
1171
1172 data.errorno = errno;
1173 data.laststype = PL_laststype;
1174 data.laststatval = PL_laststatval;
1175 data.statcache = PL_statcache;
1176
1177 RETVAL = newSVpvn ((char *)&data, sizeof data);
1178}
1179 OUTPUT:
1180 RETVAL
1181
1182void
1183_aio_set_state (char *data_)
1184 PROTOTYPE: $
1185 CODE:
1186{
1187 struct {
1188 int errorno;
1189 int laststype;
1190 int laststatval;
1191 Stat_t statcache;
1192 } *data = (void *)data_;
1193
1194 errno = data->errorno;
1195 PL_laststype = data->laststype;
1196 PL_laststatval = data->laststatval;
1197 PL_statcache = data->statcache;
1198}

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