… | |
… | |
21 | |
21 | |
22 | #ifndef SVs_PADSTALE |
22 | #ifndef SVs_PADSTALE |
23 | # define SVs_PADSTALE 0 |
23 | # define SVs_PADSTALE 0 |
24 | #endif |
24 | #endif |
25 | |
25 | |
26 | #ifdef WIN32 |
26 | #if defined(_WIN32) |
|
|
27 | # undef HAS_GETTIMEOFDAY |
27 | # undef setjmp |
28 | # undef setjmp |
28 | # undef longjmp |
29 | # undef longjmp |
29 | # undef _exit |
30 | # undef _exit |
30 | # define setjmp _setjmp /* deep magic */ |
31 | # define setjmp _setjmp /* deep magic */ |
31 | #else |
32 | #else |
… | |
… | |
195 | int valgrind_id; |
196 | int valgrind_id; |
196 | #endif |
197 | #endif |
197 | unsigned char flags; |
198 | unsigned char flags; |
198 | } coro_cctx; |
199 | } coro_cctx; |
199 | |
200 | |
200 | coro_cctx *cctx_current; /* the currently running cctx */ |
201 | static coro_cctx *cctx_current; /* the currently running cctx */ |
201 | |
202 | |
202 | /*****************************************************************************/ |
203 | /*****************************************************************************/ |
203 | |
204 | |
204 | enum { |
205 | enum { |
205 | CF_RUNNING = 0x0001, /* coroutine is running */ |
206 | CF_RUNNING = 0x0001, /* coroutine is running */ |
206 | CF_READY = 0x0002, /* coroutine is ready */ |
207 | CF_READY = 0x0002, /* coroutine is ready */ |
207 | CF_NEW = 0x0004, /* has never been switched to */ |
208 | CF_NEW = 0x0004, /* has never been switched to */ |
208 | CF_DESTROYED = 0x0008, /* coroutine data has been freed */ |
209 | CF_DESTROYED = 0x0008, /* coroutine data has been freed */ |
209 | CF_SUSPENDED = 0x0010, /* coroutine can't be scheduled */ |
210 | CF_SUSPENDED = 0x0010, /* coroutine can't be scheduled */ |
|
|
211 | CF_NOCANCEL = 0x0020, /* cannot cancel, set slf_frame.data to 1 (hackish) */ |
210 | }; |
212 | }; |
211 | |
213 | |
212 | /* the structure where most of the perl state is stored, overlaid on the cxstack */ |
214 | /* the structure where most of the perl state is stored, overlaid on the cxstack */ |
213 | typedef struct |
215 | typedef struct |
214 | { |
216 | { |
… | |
… | |
240 | CV *startcv; /* the CV to execute */ |
242 | CV *startcv; /* the CV to execute */ |
241 | AV *args; /* data associated with this coroutine (initial args) */ |
243 | AV *args; /* data associated with this coroutine (initial args) */ |
242 | int refcnt; /* coroutines are refcounted, yes */ |
244 | int refcnt; /* coroutines are refcounted, yes */ |
243 | int flags; /* CF_ flags */ |
245 | int flags; /* CF_ flags */ |
244 | HV *hv; /* the perl hash associated with this coro, if any */ |
246 | HV *hv; /* the perl hash associated with this coro, if any */ |
245 | void (*on_destroy)(pTHX_ struct coro *coro); |
247 | void (*on_destroy)(pTHX_ struct coro *coro); /* for temporary use by xs in critical sections */ |
246 | |
248 | |
247 | /* statistics */ |
249 | /* statistics */ |
248 | int usecount; /* number of transfers to this coro */ |
250 | int usecount; /* number of transfers to this coro */ |
249 | |
251 | |
250 | /* coro process data */ |
252 | /* coro process data */ |
… | |
… | |
274 | typedef struct coro *Coro__State; |
276 | typedef struct coro *Coro__State; |
275 | typedef struct coro *Coro__State_or_hashref; |
277 | typedef struct coro *Coro__State_or_hashref; |
276 | |
278 | |
277 | /* the following variables are effectively part of the perl context */ |
279 | /* the following variables are effectively part of the perl context */ |
278 | /* and get copied between struct coro and these variables */ |
280 | /* and get copied between struct coro and these variables */ |
279 | /* the mainr easonw e don't support windows process emulation */ |
281 | /* the main reason we don't support windows process emulation */ |
280 | static struct CoroSLF slf_frame; /* the current slf frame */ |
282 | static struct CoroSLF slf_frame; /* the current slf frame */ |
281 | |
283 | |
282 | /** Coro ********************************************************************/ |
284 | /** Coro ********************************************************************/ |
283 | |
285 | |
284 | #define CORO_PRIO_MAX 3 |
286 | #define CORO_PRIO_MAX 3 |
… | |
… | |
313 | /* entersub is an UNOP, select a LISTOP... keep your fingers crossed */ |
315 | /* entersub is an UNOP, select a LISTOP... keep your fingers crossed */ |
314 | PL_op->op_flags |= OPf_STACKED; |
316 | PL_op->op_flags |= OPf_STACKED; |
315 | PL_op->op_private = 0; |
317 | PL_op->op_private = 0; |
316 | return PL_ppaddr [OP_ENTERSUB](aTHX); |
318 | return PL_ppaddr [OP_ENTERSUB](aTHX); |
317 | } |
319 | } |
|
|
320 | |
|
|
321 | /** time stuff **************************************************************/ |
|
|
322 | |
|
|
323 | #ifdef HAS_GETTIMEOFDAY |
|
|
324 | |
|
|
325 | static void |
|
|
326 | coro_u2time (pTHX_ UV ret[2]) |
|
|
327 | { |
|
|
328 | struct timeval tv; |
|
|
329 | gettimeofday (&tv, 0); |
|
|
330 | |
|
|
331 | ret [0] = tv.tv_sec; |
|
|
332 | ret [1] = tv.tv_usec; |
|
|
333 | } |
|
|
334 | |
|
|
335 | static double |
|
|
336 | coro_nvtime () |
|
|
337 | { |
|
|
338 | struct timeval tv; |
|
|
339 | gettimeofday (&tv, 0); |
|
|
340 | |
|
|
341 | return tv.tv_sec + tv.tv_usec * 1e-6; |
|
|
342 | } |
|
|
343 | |
|
|
344 | static void |
|
|
345 | time_init (pTHX) |
|
|
346 | { |
|
|
347 | nvtime = coro_nvtime; |
|
|
348 | u2time = coro_u2time; |
|
|
349 | } |
|
|
350 | |
|
|
351 | #else |
|
|
352 | |
|
|
353 | static void |
|
|
354 | time_init (pTHX) |
|
|
355 | { |
|
|
356 | SV **svp; |
|
|
357 | |
|
|
358 | require_pv ("Time/HiRes.pm"); |
|
|
359 | |
|
|
360 | svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0); |
|
|
361 | |
|
|
362 | if (!svp) croak ("Time::HiRes is required, but missing. Caught"); |
|
|
363 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer. Caught"); |
|
|
364 | |
|
|
365 | nvtime = INT2PTR (double (*)(), SvIV (*svp)); |
|
|
366 | |
|
|
367 | svp = hv_fetch (PL_modglobal, "Time::U2time", 12, 0); |
|
|
368 | u2time = INT2PTR (void (*)(pTHX_ UV ret[2]), SvIV (*svp)); |
|
|
369 | } |
|
|
370 | |
|
|
371 | #endif |
318 | |
372 | |
319 | /** lowlevel stuff **********************************************************/ |
373 | /** lowlevel stuff **********************************************************/ |
320 | |
374 | |
321 | static SV * |
375 | static SV * |
322 | coro_get_sv (pTHX_ const char *name, int create) |
376 | coro_get_sv (pTHX_ const char *name, int create) |
… | |
… | |
586 | SvFLAGS (a) = (SvFLAGS (a) & keep) | (SvFLAGS (b ) & ~keep); |
640 | SvFLAGS (a) = (SvFLAGS (a) & keep) | (SvFLAGS (b ) & ~keep); |
587 | SvFLAGS (b) = (SvFLAGS (b) & keep) | (SvFLAGS (&tmp) & ~keep); |
641 | SvFLAGS (b) = (SvFLAGS (b) & keep) | (SvFLAGS (&tmp) & ~keep); |
588 | |
642 | |
589 | #if PERL_VERSION_ATLEAST (5,10,0) |
643 | #if PERL_VERSION_ATLEAST (5,10,0) |
590 | /* perl 5.10 complicates this _quite_ a bit, but it also is |
644 | /* perl 5.10 complicates this _quite_ a bit, but it also is |
591 | * is much faster, so no quarrels here. alternatively, we could |
645 | * much faster, so no quarrels here. alternatively, we could |
592 | * sv_upgrade to avoid this. |
646 | * sv_upgrade to avoid this. |
593 | */ |
647 | */ |
594 | { |
648 | { |
595 | /* swap sv_u */ |
649 | /* swap sv_u */ |
596 | tmp.sv_u = a->sv_u; a->sv_u = b->sv_u; b->sv_u = tmp.sv_u; |
650 | tmp.sv_u = a->sv_u; a->sv_u = b->sv_u; b->sv_u = tmp.sv_u; |
… | |
… | |
1013 | PL_comppad_name_fill = 0; |
1067 | PL_comppad_name_fill = 0; |
1014 | PL_comppad_name_floor = 0; |
1068 | PL_comppad_name_floor = 0; |
1015 | PL_curpm = 0; |
1069 | PL_curpm = 0; |
1016 | PL_curpad = 0; |
1070 | PL_curpad = 0; |
1017 | PL_localizing = 0; |
1071 | PL_localizing = 0; |
1018 | PL_dirty = 0; |
|
|
1019 | PL_restartop = 0; |
1072 | PL_restartop = 0; |
1020 | #if PERL_VERSION_ATLEAST (5,10,0) |
1073 | #if PERL_VERSION_ATLEAST (5,10,0) |
1021 | PL_parser = 0; |
1074 | PL_parser = 0; |
1022 | #endif |
1075 | #endif |
1023 | PL_hints = 0; |
1076 | PL_hints = 0; |
… | |
… | |
1106 | struct coro *current = SvSTATE_current; |
1159 | struct coro *current = SvSTATE_current; |
1107 | |
1160 | |
1108 | assert (("FATAL: tried to destroy currently running coroutine", coro->mainstack != PL_mainstack)); |
1161 | assert (("FATAL: tried to destroy currently running coroutine", coro->mainstack != PL_mainstack)); |
1109 | |
1162 | |
1110 | save_perl (aTHX_ current); |
1163 | save_perl (aTHX_ current); |
|
|
1164 | SvRV_set (coro_current, (SV *)coro->hv); /* this will cause acroak in transfer_check */ |
1111 | load_perl (aTHX_ coro); |
1165 | load_perl (aTHX_ coro); |
1112 | |
1166 | |
1113 | coro_unwind_stacks (aTHX); |
1167 | coro_unwind_stacks (aTHX); |
1114 | coro_destruct_stacks (aTHX); |
1168 | coro_destruct_stacks (aTHX); |
1115 | |
1169 | |
… | |
… | |
1126 | svf [6] = (SV *)GvHV (PL_hintgv); |
1180 | svf [6] = (SV *)GvHV (PL_hintgv); |
1127 | svf [7] = PL_diehook; |
1181 | svf [7] = PL_diehook; |
1128 | svf [8] = PL_warnhook; |
1182 | svf [8] = PL_warnhook; |
1129 | assert (9 == sizeof (svf) / sizeof (*svf)); |
1183 | assert (9 == sizeof (svf) / sizeof (*svf)); |
1130 | |
1184 | |
|
|
1185 | SvRV_set (coro_current, (SV *)current->hv); |
1131 | load_perl (aTHX_ current); |
1186 | load_perl (aTHX_ current); |
1132 | } |
1187 | } |
1133 | |
1188 | |
1134 | { |
1189 | { |
1135 | unsigned int i; |
1190 | unsigned int i; |
… | |
… | |
1444 | cctx_destroy (coro_cctx *cctx) |
1499 | cctx_destroy (coro_cctx *cctx) |
1445 | { |
1500 | { |
1446 | if (!cctx) |
1501 | if (!cctx) |
1447 | return; |
1502 | return; |
1448 | |
1503 | |
1449 | assert (("FATAL: tried to destroy current cctx", cctx != cctx_current));//D temporary? |
1504 | assert (("FATAL: tried to destroy current cctx", cctx != cctx_current)); |
1450 | |
1505 | |
1451 | --cctx_count; |
1506 | --cctx_count; |
1452 | coro_destroy (&cctx->cctx); |
1507 | coro_destroy (&cctx->cctx); |
1453 | |
1508 | |
1454 | /* coro_transfer creates new, empty cctx's */ |
1509 | /* coro_transfer creates new, empty cctx's */ |
… | |
… | |
1613 | #define TRANSFER(ta, force_cctx) transfer (aTHX_ (ta).prev, (ta).next, (force_cctx)) |
1668 | #define TRANSFER(ta, force_cctx) transfer (aTHX_ (ta).prev, (ta).next, (force_cctx)) |
1614 | #define TRANSFER_CHECK(ta) transfer_check (aTHX_ (ta).prev, (ta).next) |
1669 | #define TRANSFER_CHECK(ta) transfer_check (aTHX_ (ta).prev, (ta).next) |
1615 | |
1670 | |
1616 | /** high level stuff ********************************************************/ |
1671 | /** high level stuff ********************************************************/ |
1617 | |
1672 | |
1618 | static int |
1673 | static void |
1619 | coro_state_destroy (pTHX_ struct coro *coro) |
1674 | coro_state_destroy (pTHX_ struct coro *coro) |
1620 | { |
1675 | { |
1621 | if (coro->flags & CF_DESTROYED) |
1676 | if (coro->flags & CF_DESTROYED) |
1622 | return 0; |
1677 | return; |
1623 | |
1678 | |
|
|
1679 | /* this callback is reserved for slf functions needing to do cleanup */ |
1624 | if (coro->on_destroy && !PL_dirty) |
1680 | if (coro->on_destroy && !PL_dirty) |
1625 | coro->on_destroy (aTHX_ coro); |
1681 | coro->on_destroy (aTHX_ coro); |
|
|
1682 | |
|
|
1683 | /* |
|
|
1684 | * The on_destroy above most likely is from an SLF call. |
|
|
1685 | * Since by definition the SLF call will not finish when we destroy |
|
|
1686 | * the coro, we will have to force-finish it here, otherwise |
|
|
1687 | * cleanup functions cannot call SLF functions. |
|
|
1688 | */ |
|
|
1689 | coro->slf_frame.prepare = 0; |
1626 | |
1690 | |
1627 | coro->flags |= CF_DESTROYED; |
1691 | coro->flags |= CF_DESTROYED; |
1628 | |
1692 | |
1629 | if (coro->flags & CF_READY) |
1693 | if (coro->flags & CF_READY) |
1630 | { |
1694 | { |
… | |
… | |
1648 | cctx_destroy (coro->cctx); |
1712 | cctx_destroy (coro->cctx); |
1649 | SvREFCNT_dec (coro->startcv); |
1713 | SvREFCNT_dec (coro->startcv); |
1650 | SvREFCNT_dec (coro->args); |
1714 | SvREFCNT_dec (coro->args); |
1651 | SvREFCNT_dec (coro->swap_sv); |
1715 | SvREFCNT_dec (coro->swap_sv); |
1652 | SvREFCNT_dec (CORO_THROW); |
1716 | SvREFCNT_dec (CORO_THROW); |
1653 | |
|
|
1654 | return 1; |
|
|
1655 | } |
1717 | } |
1656 | |
1718 | |
1657 | static int |
1719 | static int |
1658 | coro_state_free (pTHX_ SV *sv, MAGIC *mg) |
1720 | coro_state_free (pTHX_ SV *sv, MAGIC *mg) |
1659 | { |
1721 | { |
… | |
… | |
1956 | |
2018 | |
1957 | static void |
2019 | static void |
1958 | coro_call_on_destroy (pTHX_ struct coro *coro) |
2020 | coro_call_on_destroy (pTHX_ struct coro *coro) |
1959 | { |
2021 | { |
1960 | SV **on_destroyp = hv_fetch (coro->hv, "_on_destroy", sizeof ("_on_destroy") - 1, 0); |
2022 | SV **on_destroyp = hv_fetch (coro->hv, "_on_destroy", sizeof ("_on_destroy") - 1, 0); |
1961 | SV **statusp = hv_fetch (coro->hv, "_status", sizeof ("_status") - 1, 0); |
|
|
1962 | |
2023 | |
1963 | if (on_destroyp) |
2024 | if (on_destroyp) |
1964 | { |
2025 | { |
1965 | AV *on_destroy = (AV *)SvRV (*on_destroyp); |
2026 | SV **statusp = hv_fetch (coro->hv, "_status", sizeof ("_status") - 1, 0); |
|
|
2027 | AV *on_destroy = sv_2mortal (SvREFCNT_inc ((AV *)SvRV (*on_destroyp))); |
|
|
2028 | AV *status = statusp ? sv_2mortal (SvREFCNT_inc ((AV *)SvRV (*statusp))) : 0; |
1966 | |
2029 | |
1967 | while (AvFILLp (on_destroy) >= 0) |
2030 | while (AvFILLp (on_destroy) >= 0) |
1968 | { |
2031 | { |
1969 | dSP; /* don't disturb outer sp */ |
2032 | dSP; /* don't disturb outer sp */ |
1970 | SV *cb = av_pop (on_destroy); |
2033 | SV *cb = av_pop (on_destroy); |
… | |
… | |
1972 | PUSHMARK (SP); |
2035 | PUSHMARK (SP); |
1973 | |
2036 | |
1974 | if (statusp) |
2037 | if (statusp) |
1975 | { |
2038 | { |
1976 | int i; |
2039 | int i; |
1977 | AV *status = (AV *)SvRV (*statusp); |
|
|
1978 | EXTEND (SP, AvFILLp (status) + 1); |
2040 | EXTEND (SP, AvFILLp (status) + 1); |
1979 | |
2041 | |
1980 | for (i = 0; i <= AvFILLp (status); ++i) |
2042 | for (i = 0; i <= AvFILLp (status); ++i) |
1981 | PUSHs (AvARRAY (status)[i]); |
2043 | PUSHs (AvARRAY (status)[i]); |
1982 | } |
2044 | } |
… | |
… | |
1986 | } |
2048 | } |
1987 | } |
2049 | } |
1988 | } |
2050 | } |
1989 | |
2051 | |
1990 | static void |
2052 | static void |
1991 | slf_init_terminate (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
2053 | coro_set_status (HV *coro_hv, SV **arg, int items) |
1992 | { |
2054 | { |
1993 | int i; |
|
|
1994 | HV *hv = (HV *)SvRV (coro_current); |
|
|
1995 | AV *av = newAV (); |
2055 | AV *av = newAV (); |
1996 | |
2056 | |
1997 | /* items are actually not so common, so optimise for this case */ |
2057 | /* items are actually not so common, so optimise for this case */ |
1998 | if (items) |
2058 | if (items) |
1999 | { |
2059 | { |
|
|
2060 | int i; |
|
|
2061 | |
2000 | av_extend (av, items - 1); |
2062 | av_extend (av, items - 1); |
2001 | |
2063 | |
2002 | for (i = 0; i < items; ++i) |
2064 | for (i = 0; i < items; ++i) |
2003 | av_push (av, SvREFCNT_inc_NN (arg [i])); |
2065 | av_push (av, SvREFCNT_inc_NN (arg [i])); |
2004 | } |
2066 | } |
2005 | |
2067 | |
2006 | hv_store (hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0); |
2068 | hv_store (coro_hv, "_status", sizeof ("_status") - 1, newRV_noinc ((SV *)av), 0); |
|
|
2069 | } |
2007 | |
2070 | |
|
|
2071 | static void |
|
|
2072 | slf_init_terminate_cancel_common (pTHX_ struct CoroSLF *frame, HV *coro_hv) |
|
|
2073 | { |
2008 | av_push (av_destroy, (SV *)newRV_inc ((SV *)hv)); /* RVinc for perl */ |
2074 | av_push (av_destroy, (SV *)newRV_inc ((SV *)coro_hv)); /* RVinc for perl */ |
2009 | api_ready (aTHX_ sv_manager); |
2075 | api_ready (aTHX_ sv_manager); |
2010 | |
2076 | |
2011 | frame->prepare = prepare_schedule; |
2077 | frame->prepare = prepare_schedule; |
2012 | frame->check = slf_check_repeat; |
2078 | frame->check = slf_check_repeat; |
2013 | |
2079 | |
2014 | /* as a minor optimisation, we could unwind all stacks here */ |
2080 | /* as a minor optimisation, we could unwind all stacks here */ |
2015 | /* but that puts extra pressure on pp_slf, and is not worth much */ |
2081 | /* but that puts extra pressure on pp_slf, and is not worth much */ |
2016 | /*coro_unwind_stacks (aTHX);*/ |
2082 | /*coro_unwind_stacks (aTHX);*/ |
|
|
2083 | } |
|
|
2084 | |
|
|
2085 | static void |
|
|
2086 | slf_init_terminate (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
|
|
2087 | { |
|
|
2088 | HV *coro_hv = (HV *)SvRV (coro_current); |
|
|
2089 | |
|
|
2090 | coro_set_status (coro_hv, arg, items); |
|
|
2091 | slf_init_terminate_cancel_common (frame, coro_hv); |
|
|
2092 | } |
|
|
2093 | |
|
|
2094 | static void |
|
|
2095 | slf_init_cancel (pTHX_ struct CoroSLF *frame, CV *cv, SV **arg, int items) |
|
|
2096 | { |
|
|
2097 | HV *coro_hv; |
|
|
2098 | struct coro *coro; |
|
|
2099 | |
|
|
2100 | if (items <= 0) |
|
|
2101 | croak ("Coro::cancel called without coro object,"); |
|
|
2102 | |
|
|
2103 | coro = SvSTATE (arg [0]); |
|
|
2104 | coro_hv = coro->hv; |
|
|
2105 | |
|
|
2106 | coro_set_status (coro_hv, arg + 1, items - 1); |
|
|
2107 | |
|
|
2108 | if (expect_false (coro->flags & CF_NOCANCEL)) |
|
|
2109 | { |
|
|
2110 | /* coro currently busy cancelling something, so just notify it */ |
|
|
2111 | coro->slf_frame.data = (void *)coro; |
|
|
2112 | |
|
|
2113 | frame->prepare = prepare_nop; |
|
|
2114 | frame->check = slf_check_nop; |
|
|
2115 | } |
|
|
2116 | else if (coro_hv == (HV *)SvRV (coro_current)) |
|
|
2117 | { |
|
|
2118 | /* cancelling the current coro is allowed, and equals terminate */ |
|
|
2119 | slf_init_terminate_cancel_common (frame, coro_hv); |
|
|
2120 | } |
|
|
2121 | else |
|
|
2122 | { |
|
|
2123 | struct coro *self = SvSTATE_current; |
|
|
2124 | |
|
|
2125 | /* otherwise we cancel directly, purely for speed reasons |
|
|
2126 | * unfortunately, this requires some magic trickery, as |
|
|
2127 | * somebody else could cancel us, so we have to fight the cancellation. |
|
|
2128 | * this is ugly, and hopefully fully worth the extra speed. |
|
|
2129 | * besides, I can't get the slow-but-safe version working... |
|
|
2130 | */ |
|
|
2131 | slf_frame.data = 0; |
|
|
2132 | self->flags |= CF_NOCANCEL; |
|
|
2133 | |
|
|
2134 | coro_state_destroy (aTHX_ coro); |
|
|
2135 | coro_call_on_destroy (aTHX_ coro); |
|
|
2136 | |
|
|
2137 | self->flags &= ~CF_NOCANCEL; |
|
|
2138 | |
|
|
2139 | if (slf_frame.data) |
|
|
2140 | { |
|
|
2141 | /* while we were busy we have been cancelled, so terminate */ |
|
|
2142 | slf_init_terminate_cancel_common (frame, self->hv); |
|
|
2143 | } |
|
|
2144 | else |
|
|
2145 | { |
|
|
2146 | frame->prepare = prepare_nop; |
|
|
2147 | frame->check = slf_check_nop; |
|
|
2148 | } |
|
|
2149 | } |
2017 | } |
2150 | } |
2018 | |
2151 | |
2019 | /*****************************************************************************/ |
2152 | /*****************************************************************************/ |
2020 | /* async pool handler */ |
2153 | /* async pool handler */ |
2021 | |
2154 | |
… | |
… | |
3110 | coroapi.prepare_nop = prepare_nop; |
3243 | coroapi.prepare_nop = prepare_nop; |
3111 | coroapi.prepare_schedule = prepare_schedule; |
3244 | coroapi.prepare_schedule = prepare_schedule; |
3112 | coroapi.prepare_cede = prepare_cede; |
3245 | coroapi.prepare_cede = prepare_cede; |
3113 | coroapi.prepare_cede_notself = prepare_cede_notself; |
3246 | coroapi.prepare_cede_notself = prepare_cede_notself; |
3114 | |
3247 | |
3115 | { |
3248 | time_init (aTHX); |
3116 | SV **svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0); |
|
|
3117 | |
|
|
3118 | if (!svp) croak ("Time::HiRes is required"); |
|
|
3119 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer"); |
|
|
3120 | |
|
|
3121 | nvtime = INT2PTR (double (*)(), SvIV (*svp)); |
|
|
3122 | |
|
|
3123 | svp = hv_fetch (PL_modglobal, "Time::U2time", 12, 0); |
|
|
3124 | u2time = INT2PTR (void (*)(pTHX_ UV ret[2]), SvIV (*svp)); |
|
|
3125 | } |
|
|
3126 | |
3249 | |
3127 | assert (("PRIO_NORMAL must be 0", !CORO_PRIO_NORMAL)); |
3250 | assert (("PRIO_NORMAL must be 0", !CORO_PRIO_NORMAL)); |
3128 | } |
3251 | } |
3129 | |
3252 | |
3130 | SV * |
3253 | SV * |
… | |
… | |
3139 | void |
3262 | void |
3140 | transfer (...) |
3263 | transfer (...) |
3141 | PROTOTYPE: $$ |
3264 | PROTOTYPE: $$ |
3142 | CODE: |
3265 | CODE: |
3143 | CORO_EXECUTE_SLF_XS (slf_init_transfer); |
3266 | CORO_EXECUTE_SLF_XS (slf_init_transfer); |
3144 | |
|
|
3145 | bool |
|
|
3146 | _destroy (SV *coro_sv) |
|
|
3147 | CODE: |
|
|
3148 | RETVAL = coro_state_destroy (aTHX_ SvSTATE (coro_sv)); |
|
|
3149 | OUTPUT: |
|
|
3150 | RETVAL |
|
|
3151 | |
3267 | |
3152 | void |
3268 | void |
3153 | _exit (int code) |
3269 | _exit (int code) |
3154 | PROTOTYPE: $ |
3270 | PROTOTYPE: $ |
3155 | CODE: |
3271 | CODE: |
… | |
… | |
3231 | CODE: |
3347 | CODE: |
3232 | { |
3348 | { |
3233 | if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot)) |
3349 | if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot)) |
3234 | { |
3350 | { |
3235 | struct coro *current = SvSTATE_current; |
3351 | struct coro *current = SvSTATE_current; |
|
|
3352 | struct CoroSLF slf_save; |
3236 | |
3353 | |
3237 | if (current != coro) |
3354 | if (current != coro) |
3238 | { |
3355 | { |
3239 | PUTBACK; |
3356 | PUTBACK; |
3240 | save_perl (aTHX_ current); |
3357 | save_perl (aTHX_ current); |
3241 | load_perl (aTHX_ coro); |
3358 | load_perl (aTHX_ coro); |
|
|
3359 | /* the coro is most likely in an active SLF call. |
|
|
3360 | * while not strictly required (the code we execute is |
|
|
3361 | * not allowed to call any SLF functions), it's cleaner |
|
|
3362 | * to reinitialise the slf_frame and restore it later. |
|
|
3363 | * This might one day allow us to actually do SLF calls |
|
|
3364 | * from code executed here. |
|
|
3365 | */ |
|
|
3366 | slf_save = slf_frame; |
|
|
3367 | slf_frame.prepare = 0; |
3242 | SPAGAIN; |
3368 | SPAGAIN; |
3243 | } |
3369 | } |
3244 | |
3370 | |
3245 | PUSHSTACK; |
3371 | PUSHSTACK; |
3246 | |
3372 | |
… | |
… | |
3256 | SPAGAIN; |
3382 | SPAGAIN; |
3257 | |
3383 | |
3258 | if (current != coro) |
3384 | if (current != coro) |
3259 | { |
3385 | { |
3260 | PUTBACK; |
3386 | PUTBACK; |
|
|
3387 | slf_frame = slf_save; |
3261 | save_perl (aTHX_ coro); |
3388 | save_perl (aTHX_ coro); |
3262 | load_perl (aTHX_ current); |
3389 | load_perl (aTHX_ current); |
3263 | SPAGAIN; |
3390 | SPAGAIN; |
3264 | } |
3391 | } |
3265 | } |
3392 | } |
… | |
… | |
3351 | |
3478 | |
3352 | void |
3479 | void |
3353 | cancel (Coro::State self) |
3480 | cancel (Coro::State self) |
3354 | CODE: |
3481 | CODE: |
3355 | coro_state_destroy (aTHX_ self); |
3482 | coro_state_destroy (aTHX_ self); |
3356 | coro_call_on_destroy (aTHX_ self); /* actually only for Coro objects */ |
|
|
3357 | |
|
|
3358 | |
3483 | |
3359 | SV * |
3484 | SV * |
3360 | enable_times (int enabled = enable_times) |
3485 | enable_times (int enabled = enable_times) |
3361 | CODE: |
3486 | CODE: |
3362 | { |
3487 | { |
… | |
… | |
3467 | api_ready (aTHX_ RETVAL); |
3592 | api_ready (aTHX_ RETVAL); |
3468 | OUTPUT: |
3593 | OUTPUT: |
3469 | RETVAL |
3594 | RETVAL |
3470 | |
3595 | |
3471 | void |
3596 | void |
|
|
3597 | _destroy (Coro::State coro) |
|
|
3598 | CODE: |
|
|
3599 | /* used by the manager thread */ |
|
|
3600 | coro_state_destroy (aTHX_ coro); |
|
|
3601 | coro_call_on_destroy (aTHX_ coro); |
|
|
3602 | |
|
|
3603 | void |
3472 | terminate (...) |
3604 | terminate (...) |
3473 | CODE: |
3605 | CODE: |
3474 | CORO_EXECUTE_SLF_XS (slf_init_terminate); |
3606 | CORO_EXECUTE_SLF_XS (slf_init_terminate); |
|
|
3607 | |
|
|
3608 | void |
|
|
3609 | cancel (...) |
|
|
3610 | CODE: |
|
|
3611 | CORO_EXECUTE_SLF_XS (slf_init_cancel); |
3475 | |
3612 | |
3476 | void |
3613 | void |
3477 | schedule (...) |
3614 | schedule (...) |
3478 | CODE: |
3615 | CODE: |
3479 | CORO_EXECUTE_SLF_XS (slf_init_schedule); |
3616 | CORO_EXECUTE_SLF_XS (slf_init_schedule); |