| … | |
… | |
| 10 | #include "patchlevel.h" |
10 | #include "patchlevel.h" |
| 11 | |
11 | |
| 12 | #include <stdio.h> |
12 | #include <stdio.h> |
| 13 | #include <errno.h> |
13 | #include <errno.h> |
| 14 | #include <assert.h> |
14 | #include <assert.h> |
|
|
15 | #include <inttypes.h> /* portable stdint.h */ |
| 15 | |
16 | |
| 16 | #ifdef HAVE_MMAP |
17 | #ifdef HAVE_MMAP |
| 17 | # include <unistd.h> |
18 | # include <unistd.h> |
| 18 | # include <sys/mman.h> |
19 | # include <sys/mman.h> |
| 19 | # ifndef MAP_ANONYMOUS |
20 | # ifndef MAP_ANONYMOUS |
| … | |
… | |
| 130 | #else |
131 | #else |
| 131 | # define LOCK (void)0 |
132 | # define LOCK (void)0 |
| 132 | # define UNLOCK (void)0 |
133 | # define UNLOCK (void)0 |
| 133 | #endif |
134 | #endif |
| 134 | |
135 | |
| 135 | #define strpair(const) const, sizeof (const) - 1 |
|
|
| 136 | |
|
|
| 137 | /* helper storage struct for Coro::AIO */ |
136 | /* helper storage struct for Coro::AIO */ |
| 138 | struct io_state |
137 | struct io_state |
| 139 | { |
138 | { |
| 140 | int errorno; |
139 | int errorno; |
| 141 | I32 laststype; |
140 | I32 laststype; |
| … | |
… | |
| 221 | |
220 | |
| 222 | /* process data */ |
221 | /* process data */ |
| 223 | AV *mainstack; |
222 | AV *mainstack; |
| 224 | perl_slots *slot; /* basically the saved sp */ |
223 | perl_slots *slot; /* basically the saved sp */ |
| 225 | |
224 | |
| 226 | /* data associated with this coroutine (initial args) */ |
225 | AV *args; /* data associated with this coroutine (initial args) */ |
| 227 | AV *args; |
226 | int refcnt; /* coroutines are refcounted, yes */ |
| 228 | int refcnt; |
|
|
| 229 | int flags; /* CF_ flags */ |
227 | int flags; /* CF_ flags */ |
|
|
228 | HV *hv; /* the perl hash associated with this coro, if any */ |
| 230 | |
229 | |
| 231 | /* statistics */ |
230 | /* statistics */ |
| 232 | int usecount; /* number of transfers to this coro */ |
231 | int usecount; /* number of transfers to this coro */ |
| 233 | |
232 | |
| 234 | /* coro process data */ |
233 | /* coro process data */ |
| 235 | int prio; |
234 | int prio; |
| 236 | SV *throw; |
235 | SV *throw; /* exception to be thrown */ |
| 237 | |
236 | |
| 238 | /* async_pool */ |
237 | /* async_pool */ |
| 239 | SV *saved_deffh; |
238 | SV *saved_deffh; |
| 240 | |
239 | |
| 241 | /* linked list */ |
240 | /* linked list */ |
| 242 | struct coro *next, *prev; |
241 | struct coro *next, *prev; |
| 243 | HV *hv; /* the perl hash associated with this coro, if any */ |
|
|
| 244 | }; |
242 | }; |
| 245 | |
243 | |
| 246 | typedef struct coro *Coro__State; |
244 | typedef struct coro *Coro__State; |
| 247 | typedef struct coro *Coro__State_or_hashref; |
245 | typedef struct coro *Coro__State_or_hashref; |
| 248 | |
246 | |
| … | |
… | |
| 453 | |
451 | |
| 454 | #define VAR(name,type) PL_ ## name = slot->name; |
452 | #define VAR(name,type) PL_ ## name = slot->name; |
| 455 | # include "state.h" |
453 | # include "state.h" |
| 456 | #undef VAR |
454 | #undef VAR |
| 457 | |
455 | |
| 458 | /*hv_store (hv_sig, strpair ("__DIE__" ), SvREFCNT_inc (sv_diehook ), 0);*/ |
456 | /*hv_store (hv_sig, "__DIE__" , sizeof ("__DIE__" ) - 1, SvREFCNT_inc (sv_diehook ), 0);*/ |
| 459 | /*hv_store (hv_sig, strpair ("__WARN__"), SvREFCNT_inc (sv_warnhook), 0);*/ |
457 | /*hv_store (hv_sig, "__WARN__", sizeof ("__WARN__") - 1, SvREFCNT_inc (sv_warnhook), 0);*/ |
| 460 | |
458 | |
| 461 | { |
459 | { |
| 462 | dSP; |
460 | dSP; |
| 463 | |
461 | |
| 464 | CV *cv; |
462 | CV *cv; |
| … | |
… | |
| 557 | * allocate various perl stacks. This is an exact copy |
555 | * allocate various perl stacks. This is an exact copy |
| 558 | * of perl.c:init_stacks, except that it uses less memory |
556 | * of perl.c:init_stacks, except that it uses less memory |
| 559 | * on the (sometimes correct) assumption that coroutines do |
557 | * on the (sometimes correct) assumption that coroutines do |
| 560 | * not usually need a lot of stackspace. |
558 | * not usually need a lot of stackspace. |
| 561 | */ |
559 | */ |
| 562 | #if 1 |
560 | #if CORO_PREFER_PERL_FUNCTIONS |
| 563 | # define coro_init_stacks init_stacks |
561 | # define coro_init_stacks init_stacks |
| 564 | #else |
562 | #else |
| 565 | static void |
563 | static void |
| 566 | coro_init_stacks (pTHX) |
564 | coro_init_stacks (pTHX) |
| 567 | { |
565 | { |
| … | |
… | |
| 687 | PL_curpm = 0; |
685 | PL_curpm = 0; |
| 688 | PL_curpad = 0; |
686 | PL_curpad = 0; |
| 689 | PL_localizing = 0; |
687 | PL_localizing = 0; |
| 690 | PL_dirty = 0; |
688 | PL_dirty = 0; |
| 691 | PL_restartop = 0; |
689 | PL_restartop = 0; |
| 692 | PL_diehook = 0; hv_store (hv_sig, strpair ("__DIE__" ), SvREFCNT_inc (sv_diehook ), 0); |
690 | PL_diehook = 0; hv_store (hv_sig, "__DIE__" , sizeof ("__DIE__" ) - 1, SvREFCNT_inc (sv_diehook ), 0); |
| 693 | PL_warnhook = 0; hv_store (hv_sig, strpair ("__WARN__"), SvREFCNT_inc (sv_warnhook), 0); |
691 | PL_warnhook = 0; hv_store (hv_sig, "__WARN__", sizeof ("__WARN__") - 1, SvREFCNT_inc (sv_warnhook), 0); |
| 694 | |
692 | |
| 695 | GvSV (PL_defgv) = newSV (0); |
693 | GvSV (PL_defgv) = newSV (0); |
| 696 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
694 | GvAV (PL_defgv) = coro->args; coro->args = 0; |
| 697 | GvSV (PL_errgv) = newSV (0); |
695 | GvSV (PL_errgv) = newSV (0); |
| 698 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
696 | GvSV (irsgv) = newSVpvn ("\n", 1); sv_magic (GvSV (irsgv), (SV *)irsgv, PERL_MAGIC_sv, "/", 0); |
| … | |
… | |
| 713 | PL_op = (OP *)&myop; |
711 | PL_op = (OP *)&myop; |
| 714 | PL_op = PL_ppaddr[OP_ENTERSUB](aTHX); |
712 | PL_op = PL_ppaddr[OP_ENTERSUB](aTHX); |
| 715 | SPAGAIN; |
713 | SPAGAIN; |
| 716 | } |
714 | } |
| 717 | |
715 | |
| 718 | ENTER; /* necessary e.g. for dounwind and to balance the xsub-entersub */ |
716 | /* this newly created coroutine might be run on an existing cctx which most |
|
|
717 | * likely was suspended in set_stacklevel, called from entersub. |
|
|
718 | * set_stacklevl doesn't do anything on return, but entersub does LEAVE, |
|
|
719 | * so we ENTER here for symmetry |
|
|
720 | */ |
|
|
721 | ENTER; |
| 719 | } |
722 | } |
| 720 | |
723 | |
| 721 | static void |
724 | static void |
| 722 | coro_destroy (pTHX_ struct coro *coro) |
725 | coro_destroy (pTHX_ struct coro *coro) |
| 723 | { |
726 | { |
| … | |
… | |
| 807 | PUSHMARK (SP); |
810 | PUSHMARK (SP); |
| 808 | PUSHs (&PL_sv_no); |
811 | PUSHs (&PL_sv_no); |
| 809 | PUSHs (fullname); |
812 | PUSHs (fullname); |
| 810 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
813 | PUSHs (sv_2mortal (newRV_noinc ((SV *)av))); |
| 811 | PUTBACK; |
814 | PUTBACK; |
| 812 | cb = hv_fetch ((HV *)SvRV (coro_current), strpair ("_trace_sub_cb"), 0); |
815 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
| 813 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
816 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
| 814 | SPAGAIN; |
817 | SPAGAIN; |
| 815 | FREETMPS; |
818 | FREETMPS; |
| 816 | LEAVE; |
819 | LEAVE; |
| 817 | PL_runops = runops_trace; |
820 | PL_runops = runops_trace; |
| … | |
… | |
| 846 | PUSHMARK (SP); |
849 | PUSHMARK (SP); |
| 847 | PUSHs (&PL_sv_yes); |
850 | PUSHs (&PL_sv_yes); |
| 848 | PUSHs (fullname); |
851 | PUSHs (fullname); |
| 849 | PUSHs (cx->blk_sub.hasargs ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef); |
852 | PUSHs (cx->blk_sub.hasargs ? sv_2mortal (newRV_inc ((SV *)cx->blk_sub.argarray)) : &PL_sv_undef); |
| 850 | PUTBACK; |
853 | PUTBACK; |
| 851 | cb = hv_fetch ((HV *)SvRV (coro_current), strpair ("_trace_sub_cb"), 0); |
854 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_sub_cb", sizeof ("_trace_sub_cb") - 1, 0); |
| 852 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
855 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
| 853 | SPAGAIN; |
856 | SPAGAIN; |
| 854 | FREETMPS; |
857 | FREETMPS; |
| 855 | LEAVE; |
858 | LEAVE; |
| 856 | PL_runops = runops_trace; |
859 | PL_runops = runops_trace; |
| … | |
… | |
| 870 | PL_runops = RUNOPS_DEFAULT; |
873 | PL_runops = RUNOPS_DEFAULT; |
| 871 | PUSHMARK (SP); |
874 | PUSHMARK (SP); |
| 872 | PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0))); |
875 | PUSHs (sv_2mortal (newSVpv (OutCopFILE (oldcop), 0))); |
| 873 | PUSHs (sv_2mortal (newSViv (CopLINE (oldcop)))); |
876 | PUSHs (sv_2mortal (newSViv (CopLINE (oldcop)))); |
| 874 | PUTBACK; |
877 | PUTBACK; |
| 875 | cb = hv_fetch ((HV *)SvRV (coro_current), strpair ("_trace_line_cb"), 0); |
878 | cb = hv_fetch ((HV *)SvRV (coro_current), "_trace_line_cb", sizeof ("_trace_line_cb") - 1, 0); |
| 876 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
879 | if (cb) call_sv (*cb, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
| 877 | SPAGAIN; |
880 | SPAGAIN; |
| 878 | FREETMPS; |
881 | FREETMPS; |
| 879 | LEAVE; |
882 | LEAVE; |
| 880 | PL_runops = runops_trace; |
883 | PL_runops = runops_trace; |
| … | |
… | |
| 1507 | |
1510 | |
| 1508 | hv_sig = coro_get_hv ("SIG", TRUE); |
1511 | hv_sig = coro_get_hv ("SIG", TRUE); |
| 1509 | sv_diehook = coro_get_sv ("Coro::State::DIEHOOK" , TRUE); |
1512 | sv_diehook = coro_get_sv ("Coro::State::DIEHOOK" , TRUE); |
| 1510 | sv_warnhook = coro_get_sv ("Coro::State::WARNHOOK", TRUE); |
1513 | sv_warnhook = coro_get_sv ("Coro::State::WARNHOOK", TRUE); |
| 1511 | |
1514 | |
| 1512 | if (!PL_diehook ) hv_store (hv_sig, strpair ("__DIE__" ), SvREFCNT_inc (sv_diehook ), 0); |
1515 | if (!PL_diehook ) hv_store (hv_sig, "__DIE__" , sizeof ("__DIE__" ) - 1, SvREFCNT_inc (sv_diehook ), 0); |
| 1513 | if (!PL_warnhook) hv_store (hv_sig, strpair ("__WARN__"), SvREFCNT_inc (sv_warnhook), 0); |
1516 | if (!PL_warnhook) hv_store (hv_sig, "__WARN__", sizeof ("__WARN__") - 1, SvREFCNT_inc (sv_warnhook), 0); |
| 1514 | |
1517 | |
| 1515 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
1518 | coro_state_stash = gv_stashpv ("Coro::State", TRUE); |
| 1516 | |
1519 | |
| 1517 | newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE)); |
1520 | newCONSTSUB (coro_state_stash, "CC_TRACE" , newSViv (CC_TRACE)); |
| 1518 | newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB)); |
1521 | newCONSTSUB (coro_state_stash, "CC_TRACE_SUB" , newSViv (CC_TRACE_SUB)); |
| … | |
… | |
| 1524 | |
1527 | |
| 1525 | while (main_top_env->je_prev) |
1528 | while (main_top_env->je_prev) |
| 1526 | main_top_env = main_top_env->je_prev; |
1529 | main_top_env = main_top_env->je_prev; |
| 1527 | |
1530 | |
| 1528 | coroapi.ver = CORO_API_VERSION; |
1531 | coroapi.ver = CORO_API_VERSION; |
|
|
1532 | coroapi.rev = CORO_API_REVISION; |
| 1529 | coroapi.transfer = api_transfer; |
1533 | coroapi.transfer = api_transfer; |
| 1530 | |
1534 | |
| 1531 | assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL)); |
1535 | assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL)); |
| 1532 | } |
1536 | } |
| 1533 | |
1537 | |
| … | |
… | |
| 1600 | |
1604 | |
| 1601 | break; |
1605 | break; |
| 1602 | } |
1606 | } |
| 1603 | |
1607 | |
| 1604 | BARRIER; |
1608 | BARRIER; |
|
|
1609 | PUTBACK; |
| 1605 | TRANSFER (ta); |
1610 | TRANSFER (ta); |
| 1606 | |
1611 | SPAGAIN; /* might be the sp of a different coroutine now */ |
| 1607 | if (expect_false (GIMME_V != G_VOID && ta.next != ta.prev)) |
1612 | /* be extra careful not to ever do anything after TRANSFER */ |
| 1608 | XSRETURN_YES; |
|
|
| 1609 | } |
1613 | } |
| 1610 | |
1614 | |
| 1611 | bool |
1615 | bool |
| 1612 | _destroy (SV *coro_sv) |
1616 | _destroy (SV *coro_sv) |
| 1613 | CODE: |
1617 | CODE: |
| … | |
… | |
| 1673 | |
1677 | |
| 1674 | { |
1678 | { |
| 1675 | dSP; |
1679 | dSP; |
| 1676 | ENTER; |
1680 | ENTER; |
| 1677 | SAVETMPS; |
1681 | SAVETMPS; |
|
|
1682 | PUTBACK; |
|
|
1683 | PUSHSTACK; |
| 1678 | PUSHMARK (SP); |
1684 | PUSHMARK (SP); |
| 1679 | PUTBACK; |
|
|
| 1680 | |
1685 | |
| 1681 | if (ix) |
1686 | if (ix) |
| 1682 | eval_sv (coderef, 0); |
1687 | eval_sv (coderef, 0); |
| 1683 | else |
1688 | else |
| 1684 | call_sv (coderef, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
1689 | call_sv (coderef, G_KEEPERR | G_EVAL | G_VOID | G_DISCARD); |
| 1685 | |
1690 | |
|
|
1691 | POPSTACK; |
| 1686 | SPAGAIN; |
1692 | SPAGAIN; |
| 1687 | FREETMPS; |
1693 | FREETMPS; |
| 1688 | LEAVE; |
1694 | LEAVE; |
| 1689 | PUTBACK; |
1695 | PUTBACK; |
| 1690 | } |
1696 | } |
| … | |
… | |
| 1845 | CODE: |
1851 | CODE: |
| 1846 | { |
1852 | { |
| 1847 | struct coro *coro = SvSTATE (coro_current); |
1853 | struct coro *coro = SvSTATE (coro_current); |
| 1848 | HV *hv = (HV *)SvRV (coro_current); |
1854 | HV *hv = (HV *)SvRV (coro_current); |
| 1849 | AV *defav = GvAV (PL_defgv); |
1855 | AV *defav = GvAV (PL_defgv); |
| 1850 | SV *invoke = hv_delete (hv, strpair ("_invoke"), 0); |
1856 | SV *invoke = hv_delete (hv, "_invoke", sizeof ("_invoke") - 1, 0); |
| 1851 | AV *invoke_av; |
1857 | AV *invoke_av; |
| 1852 | int i, len; |
1858 | int i, len; |
| 1853 | |
1859 | |
| 1854 | if (!invoke) |
1860 | if (!invoke) |
| 1855 | croak ("\3async_pool terminate\2\n"); |
1861 | croak ("\3async_pool terminate\2\n"); |
| 1856 | |
1862 | |
| 1857 | SvREFCNT_dec (coro->saved_deffh); |
1863 | SvREFCNT_dec (coro->saved_deffh); |
| 1858 | coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv); |
1864 | coro->saved_deffh = SvREFCNT_inc ((SV *)PL_defoutgv); |
| 1859 | |
1865 | |
| 1860 | hv_store (hv, "desc", sizeof ("desc") - 1, |
1866 | hv_store (hv, "desc", sizeof ("desc") - 1, |
| 1861 | newSVpvn (strpair ("[async_pool]")), 0); |
1867 | newSVpvn ("[async_pool]", sizeof ("[async_pool]") - 1), 0); |
| 1862 | |
1868 | |
| 1863 | invoke_av = (AV *)SvRV (invoke); |
1869 | invoke_av = (AV *)SvRV (invoke); |
| 1864 | len = av_len (invoke_av); |
1870 | len = av_len (invoke_av); |
| 1865 | |
1871 | |
| 1866 | sv_setsv (cb, AvARRAY (invoke_av)[0]); |
1872 | sv_setsv (cb, AvARRAY (invoke_av)[0]); |
| … | |
… | |
| 1889 | if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss) |
1895 | if (coro_rss (aTHX_ coro) > SvIV (sv_pool_rss) |
| 1890 | || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) |
1896 | || av_len (av_async_pool) + 1 >= SvIV (sv_pool_size)) |
| 1891 | croak ("\3async_pool terminate\2\n"); |
1897 | croak ("\3async_pool terminate\2\n"); |
| 1892 | |
1898 | |
| 1893 | av_clear (GvAV (PL_defgv)); |
1899 | av_clear (GvAV (PL_defgv)); |
| 1894 | hv_store ((HV *)SvRV (coro_current), strpair ("desc"), |
1900 | hv_store ((HV *)SvRV (coro_current), "desc", sizeof ("desc") - 1, |
| 1895 | newSVpvn (strpair ("[async_pool idle]")), 0); |
1901 | newSVpvn ("[async_pool idle]", sizeof ("[async_pool idle]") - 1), 0); |
| 1896 | |
1902 | |
| 1897 | coro->prio = 0; |
1903 | coro->prio = 0; |
| 1898 | |
1904 | |
| 1899 | if (coro->cctx && (coro->cctx->flags & CC_TRACE)) |
1905 | if (coro->cctx && (coro->cctx->flags & CC_TRACE)) |
| 1900 | api_trace (coro_current, 0); |
1906 | api_trace (coro_current, 0); |
