… | |
… | |
4 | #define PERL_EXT |
4 | #define PERL_EXT |
5 | |
5 | |
6 | #include "EXTERN.h" |
6 | #include "EXTERN.h" |
7 | #include "perl.h" |
7 | #include "perl.h" |
8 | #include "XSUB.h" |
8 | #include "XSUB.h" |
|
|
9 | #include "perliol.h" |
9 | |
10 | |
10 | #include "patchlevel.h" |
11 | #include "patchlevel.h" |
11 | |
12 | |
12 | #include <stdio.h> |
13 | #include <stdio.h> |
13 | #include <errno.h> |
14 | #include <errno.h> |
… | |
… | |
153 | I32 laststype; |
154 | I32 laststype; |
154 | int laststatval; |
155 | int laststatval; |
155 | Stat_t statcache; |
156 | Stat_t statcache; |
156 | }; |
157 | }; |
157 | |
158 | |
|
|
159 | static double (*nvtime)(); /* so why doesn't it take void? */ |
|
|
160 | |
158 | static size_t coro_stacksize = CORO_STACKSIZE; |
161 | static size_t coro_stacksize = CORO_STACKSIZE; |
159 | static struct CoroAPI coroapi; |
162 | static struct CoroAPI coroapi; |
160 | static AV *main_mainstack; /* used to differentiate between $main and others */ |
163 | static AV *main_mainstack; /* used to differentiate between $main and others */ |
161 | static JMPENV *main_top_env; |
164 | static JMPENV *main_top_env; |
162 | static HV *coro_state_stash, *coro_stash; |
165 | static HV *coro_state_stash, *coro_stash; |
… | |
… | |
361 | |
364 | |
362 | /* casting is fun. */ |
365 | /* casting is fun. */ |
363 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
366 | while (&PL_sv_undef != (SV *)(padlist = (AV *)av_pop (av))) |
364 | free_padlist (aTHX_ padlist); |
367 | free_padlist (aTHX_ padlist); |
365 | |
368 | |
|
|
369 | SvREFCNT_dec (av); /* sv_magicext increased the refcount */ |
|
|
370 | |
366 | return 0; |
371 | return 0; |
367 | } |
372 | } |
368 | |
373 | |
369 | #define CORO_MAGIC_type_cv PERL_MAGIC_ext |
374 | #define CORO_MAGIC_type_cv PERL_MAGIC_ext |
370 | #define CORO_MAGIC_type_state PERL_MAGIC_ext |
375 | #define CORO_MAGIC_type_state PERL_MAGIC_ext |
… | |
… | |
420 | if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0)) |
425 | if (expect_true (mg && AvFILLp ((av = (AV *)mg->mg_obj)) >= 0)) |
421 | CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--]; |
426 | CvPADLIST (cv) = (AV *)AvARRAY (av)[AvFILLp (av)--]; |
422 | else |
427 | else |
423 | { |
428 | { |
424 | #if CORO_PREFER_PERL_FUNCTIONS |
429 | #if CORO_PREFER_PERL_FUNCTIONS |
425 | /* this is probably cleaner, but also slower? */ |
430 | /* this is probably cleaner? but also slower! */ |
|
|
431 | /* in practise, it seems to be less stable */ |
426 | CV *cp = Perl_cv_clone (cv); |
432 | CV *cp = Perl_cv_clone (cv); |
427 | CvPADLIST (cv) = CvPADLIST (cp); |
433 | CvPADLIST (cv) = CvPADLIST (cp); |
428 | CvPADLIST (cp) = 0; |
434 | CvPADLIST (cp) = 0; |
429 | SvREFCNT_dec (cp); |
435 | SvREFCNT_dec (cp); |
430 | #else |
436 | #else |
… | |
… | |
663 | #undef VAR |
669 | #undef VAR |
664 | } |
670 | } |
665 | else |
671 | else |
666 | slot = coro->slot; |
672 | slot = coro->slot; |
667 | |
673 | |
|
|
674 | if (slot) |
|
|
675 | { |
668 | rss += sizeof (slot->curstackinfo); |
676 | rss += sizeof (slot->curstackinfo); |
669 | rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT); |
677 | rss += (slot->curstackinfo->si_cxmax + 1) * sizeof (PERL_CONTEXT); |
670 | rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (slot->curstack)) * sizeof (SV *); |
678 | rss += sizeof (SV) + sizeof (struct xpvav) + (1 + AvMAX (slot->curstack)) * sizeof (SV *); |
671 | rss += slot->tmps_max * sizeof (SV *); |
679 | rss += slot->tmps_max * sizeof (SV *); |
672 | rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32); |
680 | rss += (slot->markstack_max - slot->markstack_ptr) * sizeof (I32); |
673 | rss += slot->scopestack_max * sizeof (I32); |
681 | rss += slot->scopestack_max * sizeof (I32); |
674 | rss += slot->savestack_max * sizeof (ANY); |
682 | rss += slot->savestack_max * sizeof (ANY); |
675 | |
683 | |
676 | #if !PERL_VERSION_ATLEAST (5,10,0) |
684 | #if !PERL_VERSION_ATLEAST (5,10,0) |
677 | rss += slot->retstack_max * sizeof (OP *); |
685 | rss += slot->retstack_max * sizeof (OP *); |
678 | #endif |
686 | #endif |
|
|
687 | } |
679 | } |
688 | } |
680 | |
689 | |
681 | return rss; |
690 | return rss; |
682 | } |
691 | } |
683 | |
692 | |
… | |
… | |
1623 | else |
1632 | else |
1624 | coro->slot->runops = RUNOPS_DEFAULT; |
1633 | coro->slot->runops = RUNOPS_DEFAULT; |
1625 | } |
1634 | } |
1626 | } |
1635 | } |
1627 | |
1636 | |
|
|
1637 | static int |
|
|
1638 | coro_gensub_free (pTHX_ SV *sv, MAGIC *mg) |
|
|
1639 | { |
|
|
1640 | AV *padlist; |
|
|
1641 | AV *av = (AV *)mg->mg_obj; |
|
|
1642 | |
|
|
1643 | abort (); |
|
|
1644 | |
|
|
1645 | return 0; |
|
|
1646 | } |
|
|
1647 | |
|
|
1648 | static MGVTBL coro_gensub_vtbl = { |
|
|
1649 | 0, 0, 0, 0, |
|
|
1650 | coro_gensub_free |
|
|
1651 | }; |
|
|
1652 | |
|
|
1653 | /*****************************************************************************/ |
|
|
1654 | /* PerlIO::cede */ |
|
|
1655 | |
|
|
1656 | typedef struct |
|
|
1657 | { |
|
|
1658 | PerlIOBuf base; |
|
|
1659 | NV next, every; |
|
|
1660 | } PerlIOCede; |
|
|
1661 | |
|
|
1662 | static IV |
|
|
1663 | PerlIOCede_pushed (pTHX_ PerlIO *f, const char *mode, SV *arg, PerlIO_funcs *tab) |
|
|
1664 | { |
|
|
1665 | PerlIOCede *self = PerlIOSelf (f, PerlIOCede); |
|
|
1666 | |
|
|
1667 | self->every = SvCUR (arg) ? SvNV (arg) : 0.01; |
|
|
1668 | self->next = nvtime () + self->every; |
|
|
1669 | |
|
|
1670 | return PerlIOBuf_pushed (aTHX_ f, mode, Nullsv, tab); |
|
|
1671 | } |
|
|
1672 | |
|
|
1673 | static SV * |
|
|
1674 | PerlIOCede_getarg (pTHX_ PerlIO *f, CLONE_PARAMS *param, int flags) |
|
|
1675 | { |
|
|
1676 | PerlIOCede *self = PerlIOSelf (f, PerlIOCede); |
|
|
1677 | |
|
|
1678 | return newSVnv (self->every); |
|
|
1679 | } |
|
|
1680 | |
|
|
1681 | static IV |
|
|
1682 | PerlIOCede_flush (pTHX_ PerlIO *f) |
|
|
1683 | { |
|
|
1684 | PerlIOCede *self = PerlIOSelf (f, PerlIOCede); |
|
|
1685 | double now = nvtime (); |
|
|
1686 | |
|
|
1687 | if (now >= self->next) |
|
|
1688 | { |
|
|
1689 | api_cede (); |
|
|
1690 | self->next = now + self->every; |
|
|
1691 | } |
|
|
1692 | |
|
|
1693 | return PerlIOBuf_flush (f); |
|
|
1694 | } |
|
|
1695 | |
|
|
1696 | static PerlIO_funcs PerlIO_cede = |
|
|
1697 | { |
|
|
1698 | sizeof(PerlIO_funcs), |
|
|
1699 | "cede", |
|
|
1700 | sizeof(PerlIOCede), |
|
|
1701 | PERLIO_K_DESTRUCT | PERLIO_K_RAW, |
|
|
1702 | PerlIOCede_pushed, |
|
|
1703 | PerlIOBuf_popped, |
|
|
1704 | PerlIOBuf_open, |
|
|
1705 | PerlIOBase_binmode, |
|
|
1706 | PerlIOCede_getarg, |
|
|
1707 | PerlIOBase_fileno, |
|
|
1708 | PerlIOBuf_dup, |
|
|
1709 | PerlIOBuf_read, |
|
|
1710 | PerlIOBuf_unread, |
|
|
1711 | PerlIOBuf_write, |
|
|
1712 | PerlIOBuf_seek, |
|
|
1713 | PerlIOBuf_tell, |
|
|
1714 | PerlIOBuf_close, |
|
|
1715 | PerlIOCede_flush, |
|
|
1716 | PerlIOBuf_fill, |
|
|
1717 | PerlIOBase_eof, |
|
|
1718 | PerlIOBase_error, |
|
|
1719 | PerlIOBase_clearerr, |
|
|
1720 | PerlIOBase_setlinebuf, |
|
|
1721 | PerlIOBuf_get_base, |
|
|
1722 | PerlIOBuf_bufsiz, |
|
|
1723 | PerlIOBuf_get_ptr, |
|
|
1724 | PerlIOBuf_get_cnt, |
|
|
1725 | PerlIOBuf_set_ptrcnt, |
|
|
1726 | }; |
|
|
1727 | |
|
|
1728 | |
1628 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
1729 | MODULE = Coro::State PACKAGE = Coro::State PREFIX = api_ |
1629 | |
1730 | |
1630 | PROTOTYPES: DISABLE |
1731 | PROTOTYPES: DISABLE |
1631 | |
1732 | |
1632 | BOOT: |
1733 | BOOT: |
… | |
… | |
1661 | main_top_env = main_top_env->je_prev; |
1762 | main_top_env = main_top_env->je_prev; |
1662 | |
1763 | |
1663 | coroapi.ver = CORO_API_VERSION; |
1764 | coroapi.ver = CORO_API_VERSION; |
1664 | coroapi.rev = CORO_API_REVISION; |
1765 | coroapi.rev = CORO_API_REVISION; |
1665 | coroapi.transfer = api_transfer; |
1766 | coroapi.transfer = api_transfer; |
|
|
1767 | |
|
|
1768 | { |
|
|
1769 | SV **svp = hv_fetch (PL_modglobal, "Time::NVtime", 12, 0); |
|
|
1770 | |
|
|
1771 | if (!svp) croak ("Time::HiRes is required"); |
|
|
1772 | if (!SvIOK (*svp)) croak ("Time::NVtime isn't a function pointer"); |
|
|
1773 | |
|
|
1774 | nvtime = INT2PTR (double (*)(), SvIV (*svp)); |
|
|
1775 | } |
1666 | |
1776 | |
1667 | assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL)); |
1777 | assert (("PRIO_NORMAL must be 0", !PRIO_NORMAL)); |
1668 | } |
1778 | } |
1669 | |
1779 | |
1670 | SV * |
1780 | SV * |
… | |
… | |
1798 | call (Coro::State coro, SV *coderef) |
1908 | call (Coro::State coro, SV *coderef) |
1799 | ALIAS: |
1909 | ALIAS: |
1800 | eval = 1 |
1910 | eval = 1 |
1801 | CODE: |
1911 | CODE: |
1802 | { |
1912 | { |
1803 | if (coro->mainstack) |
1913 | if (coro->mainstack && ((coro->flags & CF_RUNNING) || coro->slot)) |
1804 | { |
1914 | { |
1805 | struct coro temp; |
1915 | struct coro temp; |
1806 | |
1916 | |
1807 | if (!(coro->flags & CF_RUNNING)) |
1917 | if (!(coro->flags & CF_RUNNING)) |
1808 | { |
1918 | { |
… | |
… | |
2083 | api_trace (coro_current, 0); |
2193 | api_trace (coro_current, 0); |
2084 | |
2194 | |
2085 | av_push (av_async_pool, newSVsv (coro_current)); |
2195 | av_push (av_async_pool, newSVsv (coro_current)); |
2086 | } |
2196 | } |
2087 | |
2197 | |
|
|
2198 | #if 0 |
|
|
2199 | |
|
|
2200 | void |
|
|
2201 | _generator_call (...) |
|
|
2202 | PROTOTYPE: @ |
|
|
2203 | PPCODE: |
|
|
2204 | fprintf (stderr, "call %p\n", CvXSUBANY(cv).any_ptr); |
|
|
2205 | xxxx |
|
|
2206 | abort (); |
|
|
2207 | |
|
|
2208 | SV * |
|
|
2209 | gensub (SV *sub, ...) |
|
|
2210 | PROTOTYPE: &;@ |
|
|
2211 | CODE: |
|
|
2212 | { |
|
|
2213 | struct coro *coro; |
|
|
2214 | MAGIC *mg; |
|
|
2215 | CV *xcv; |
|
|
2216 | CV *ncv = (CV *)newSV_type (SVt_PVCV); |
|
|
2217 | int i; |
|
|
2218 | |
|
|
2219 | CvGV (ncv) = CvGV (cv); |
|
|
2220 | CvFILE (ncv) = CvFILE (cv); |
|
|
2221 | |
|
|
2222 | Newz (0, coro, 1, struct coro); |
|
|
2223 | coro->args = newAV (); |
|
|
2224 | coro->flags = CF_NEW; |
|
|
2225 | |
|
|
2226 | av_extend (coro->args, items - 1); |
|
|
2227 | for (i = 1; i < items; i++) |
|
|
2228 | av_push (coro->args, newSVsv (ST (i))); |
|
|
2229 | |
|
|
2230 | CvISXSUB_on (ncv); |
|
|
2231 | CvXSUBANY (ncv).any_ptr = (void *)coro; |
|
|
2232 | |
|
|
2233 | xcv = GvCV (gv_fetchpv ("Coro::_generator_call", 0, SVt_PVCV)); |
|
|
2234 | |
|
|
2235 | CvXSUB (ncv) = CvXSUB (xcv); |
|
|
2236 | CvANON_on (ncv); |
|
|
2237 | |
|
|
2238 | mg = sv_magicext ((SV *)ncv, 0, CORO_MAGIC_type_state, &coro_gensub_vtbl, (char *)coro, 0); |
|
|
2239 | RETVAL = newRV_noinc ((SV *)ncv); |
|
|
2240 | } |
|
|
2241 | OUTPUT: |
|
|
2242 | RETVAL |
|
|
2243 | |
|
|
2244 | #endif |
|
|
2245 | |
2088 | |
2246 | |
2089 | MODULE = Coro::State PACKAGE = Coro::AIO |
2247 | MODULE = Coro::State PACKAGE = Coro::AIO |
2090 | |
2248 | |
2091 | SV * |
2249 | SV * |
2092 | _get_state () |
2250 | _get_state () |
… | |
… | |
2149 | } |
2307 | } |
2150 | |
2308 | |
2151 | --incede; |
2309 | --incede; |
2152 | } |
2310 | } |
2153 | |
2311 | |
|
|
2312 | |
|
|
2313 | MODULE = Coro::State PACKAGE = PerlIO::cede |
|
|
2314 | |
|
|
2315 | BOOT: |
|
|
2316 | PerlIO_define_layer (aTHX_ &PerlIO_cede); |