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#include "EXTERN.h" |
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#include "perl.h" |
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#include "XSUB.h" |
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1.3 |
#include <string.h> |
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1.2 |
#include "EventAPI.h" |
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#include "../Coro/CoroAPI.h" |
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1.1 |
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1.3 |
#define CD_CORO 0 |
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#define CD_TYPE 1 |
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#define CD_W 2 |
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#define CD_GOT 3 |
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#define CD_MAX 3 |
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/* no support for hits and prio so far. */ |
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#define EV_CLASS "Coro::Event::Ev" |
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static HV *ev_stash; |
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static pe_idle *scheduler; |
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static int do_schedule; |
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#define NEED_SCHEDULE if (!do_schedule) \ |
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{ \ |
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do_schedule = 1; \ |
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GEventAPI->now ((pe_watcher *)scheduler); \ |
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} |
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static void |
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coro_std_cb(pe_event *pe) |
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{ |
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AV *av = (AV *)SvRV ((SV *)pe->ext_data); |
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IV type = SvIV (*av_fetch (av, CD_TYPE, 1)); |
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SV *cd_coro = *av_fetch (av, CD_CORO, 1); |
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av_store (av, CD_W, SvREFCNT_inc (pe->up->mysv)); |
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if (type == 1) |
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av_store (av, CD_GOT, newSViv (((pe_ioevent *)pe)->got)); |
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GEventAPI->stop (pe->up, 0); |
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if (SvROK (cd_coro)) |
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{ |
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CORO_READY (cd_coro); |
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NEED_SCHEDULE; |
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} |
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} |
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static void |
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scheduler_cb(pe_event *pe) |
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{ |
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while (CORO_NREADY) |
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CORO_CEDE; |
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do_schedule = 0; |
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} |
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root |
1.1 |
MODULE = Coro::Event PACKAGE = Coro::Event |
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root |
1.3 |
PROTOTYPES: ENABLE |
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1.1 |
BOOT: |
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{ |
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I_EVENT_API("Coro::Event"); |
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I_CORO_API ("Coro::Event"); |
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1.3 |
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ev_stash = gv_stashpv (EV_CLASS, TRUE); |
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/* create a fake idle handler (we only ever call now) */ |
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scheduler = GEventAPI->new_idle (0, 0); |
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scheduler->base.callback = scheduler_cb; |
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scheduler->min_interval = newSVnv (0); |
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scheduler->max_interval = newSVnv (0); |
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GEventAPI->stop ((pe_watcher *)scheduler, 0); |
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1.1 |
} |
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1.3 |
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void |
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_install_std_cb(self,type) |
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SV * self |
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int type |
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CODE: |
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pe_watcher *w = GEventAPI->sv_2watcher (self); |
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AV *priv = newAV (); |
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SV *rv; |
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av_extend (priv, CD_MAX); |
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av_store (priv, CD_TYPE, newSViv (type)); |
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rv = sv_bless (newRV_noinc ((SV *)priv), ev_stash); |
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hv_store ((HV *)SvRV (self), |
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EV_CLASS, strlen (EV_CLASS), |
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rv, 0); |
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w->ext_data = rv; |
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w->callback = coro_std_cb; |
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void |
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_next0(self) |
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SV * self |
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CODE: |
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pe_watcher *w = GEventAPI->sv_2watcher (self); |
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AV *priv = (AV *)SvRV ((SV *)w->ext_data); |
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GEventAPI->start (w, 1); |
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if (SvROK (*av_fetch (priv, CD_CORO, 1))) |
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croak ("only one coroutine can wait for an event"); |
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av_store (priv, CD_CORO, SvREFCNT_inc (CORO_CURRENT)); |
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SV * |
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_next1(self) |
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SV * self |
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CODE: |
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pe_watcher *w = GEventAPI->sv_2watcher (self); |
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AV *priv = (AV *)SvRV ((SV *)w->ext_data); |
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av_store (priv, CD_CORO, &PL_sv_undef); |
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RETVAL = SvREFCNT_inc ((SV *)w->ext_data); |
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OUTPUT: |
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RETVAL |
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