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9 | #include "../Coro/CoroAPI.h" |
9 | #include "../Coro/CoroAPI.h" |
10 | |
10 | |
11 | #define CD_WAIT 0 /* wait queue */ |
11 | #define CD_WAIT 0 /* wait queue */ |
12 | #define CD_TYPE 1 |
12 | #define CD_TYPE 1 |
13 | #define CD_OK 2 |
13 | #define CD_OK 2 |
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14 | #define CD_HITS 3 /* hardcoded in Coro::Event */ |
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15 | #define CD_GOT 4 /* hardcoded in Coro::Event, Coro::Handle */ |
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16 | #define CD_MAX 4 |
14 | |
17 | |
15 | #define CD_HITS 4 /* hardcoded in Coro::Event */ |
18 | static HV *coro_event_event_stash; |
16 | #define CD_GOT 5 /* hardcoded in Coro::Event, Coro::Handle */ |
19 | |
17 | #define CD_MAX 5 |
20 | static int |
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21 | coro_ev_free (pTHX_ SV *sv, MAGIC *mg) |
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22 | { |
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23 | *(void **)mg->mg_ptr = 0; |
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24 | |
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25 | return 0; |
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26 | } |
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27 | |
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28 | #define PERL_MAGIC_coro_event 0x18 /* to avoid clashes with e.g. event */ |
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29 | |
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30 | static MGVTBL vtbl_coro_event = {0, 0, 0, 0, coro_ev_free}; |
18 | |
31 | |
19 | static void |
32 | static void |
20 | coro_std_cb (pe_event *pe) |
33 | coro_std_cb (pe_event *pe) |
21 | { |
34 | { |
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35 | if (pe->up->ext_data) |
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36 | { |
22 | AV *priv = (AV *)pe->ext_data; |
37 | AV *priv = (AV *)pe->ext_data; |
23 | IV type = SvIV (AvARRAY (priv)[CD_TYPE]); |
38 | IV type = SvIV (AvARRAY (priv)[CD_TYPE]); |
24 | AV *cd_wait; |
39 | AV *cd_wait; |
25 | SV *coro; |
40 | SV *coro; |
26 | |
41 | |
27 | SvIV_set (AvARRAY (priv)[CD_HITS], pe->hits); |
42 | SvIV_set (AvARRAY (priv)[CD_HITS], pe->hits); |
28 | SvIV_set (AvARRAY (priv)[CD_GOT], type ? ((pe_ioevent *)pe)->got : 0); |
43 | SvIV_set (AvARRAY (priv)[CD_GOT], type ? ((pe_ioevent *)pe)->got : 0); |
29 | |
44 | |
30 | AvARRAY (priv)[CD_OK] = &PL_sv_yes; |
45 | AvARRAY (priv)[CD_OK] = &PL_sv_yes; |
31 | |
46 | |
32 | cd_wait = (AV *)AvARRAY(priv)[CD_WAIT]; |
47 | cd_wait = (AV *)AvARRAY(priv)[CD_WAIT]; |
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48 | |
33 | if ((coro = av_shift (cd_wait))) |
49 | coro = av_shift (cd_wait); |
34 | { |
50 | if (coro != &PL_sv_undef) |
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51 | { |
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52 | CORO_READY (coro); |
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53 | SvREFCNT_dec (coro); |
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54 | } |
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55 | |
35 | if (av_len (cd_wait) < 0) |
56 | if (av_len (cd_wait) < 0) |
36 | GEventAPI->stop (pe->up, 0); |
57 | GEventAPI->stop (pe->up, 0); |
37 | |
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38 | CORO_READY (coro); |
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39 | SvREFCNT_dec (coro); |
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40 | } |
58 | } |
41 | } |
59 | } |
42 | |
60 | |
43 | static void |
61 | static void |
44 | asynccheck_hook (void *data) |
62 | asynccheck_hook (void *data) |
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70 | |
88 | |
71 | PROTOTYPES: ENABLE |
89 | PROTOTYPES: ENABLE |
72 | |
90 | |
73 | BOOT: |
91 | BOOT: |
74 | { |
92 | { |
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93 | coro_event_event_stash = gv_stashpv ("Coro::Event::Event", TRUE); |
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94 | |
75 | I_EVENT_API ("Coro::Event"); |
95 | I_EVENT_API ("Coro::Event"); |
76 | I_CORO_API ("Coro::Event"); |
96 | I_CORO_API ("Coro::Event"); |
77 | |
97 | |
78 | GEventAPI->add_hook ("asynccheck", (void *)asynccheck_hook, 0); |
98 | GEventAPI->add_hook ("asynccheck", (void *)asynccheck_hook, 0); |
79 | GEventAPI->add_hook ("prepare", (void *)prepare_hook, 0); |
99 | GEventAPI->add_hook ("prepare", (void *)prepare_hook, 0); |
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88 | if (w->callback) |
108 | if (w->callback) |
89 | croak ("Coro::Event watchers must not have a callback (see Coro::Event), caught"); |
109 | croak ("Coro::Event watchers must not have a callback (see Coro::Event), caught"); |
90 | |
110 | |
91 | { |
111 | { |
92 | AV *priv = newAV (); |
112 | AV *priv = newAV (); |
93 | SV *rv = newRV_noinc ((SV *)priv); |
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94 | |
113 | |
95 | av_fill (priv, CD_MAX); |
114 | av_fill (priv, CD_MAX); |
96 | AvARRAY (priv)[CD_WAIT] = (SV *)newAV (); /* badbad */ |
115 | AvARRAY (priv)[CD_WAIT] = (SV *)newAV (); /* AV in AV _should_ not be exposed to perl */ |
97 | AvARRAY (priv)[CD_TYPE] = newSViv (type); |
116 | AvARRAY (priv)[CD_TYPE] = newSViv (type); |
98 | AvARRAY (priv)[CD_OK ] = &PL_sv_no; |
117 | AvARRAY (priv)[CD_OK ] = &PL_sv_no; |
99 | AvARRAY (priv)[CD_HITS] = newSViv (0); |
118 | AvARRAY (priv)[CD_HITS] = newSViv (0); |
100 | AvARRAY (priv)[CD_GOT ] = newSViv (0); |
119 | AvARRAY (priv)[CD_GOT ] = newSViv (0); |
101 | SvREADONLY_on (priv); |
120 | SvREADONLY_on (priv); |
102 | |
121 | |
103 | w->callback = coro_std_cb; |
122 | w->callback = coro_std_cb; |
104 | w->ext_data = priv; |
123 | w->ext_data = priv; |
105 | |
124 | |
106 | /* make sure Event does not use PERL_MAGIC_uvar, which */ |
125 | sv_magicext (SvRV (self), newRV_noinc ((SV *)priv), PERL_MAGIC_coro_event, &vtbl_coro_event, &w->ext_data, 0); |
107 | /* we abuse for non-uvar purposes. */ |
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108 | sv_magicext (SvRV (self), rv, PERL_MAGIC_uvar, 0, 0, 0); |
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109 | } |
126 | } |
110 | } |
127 | } |
111 | |
128 | |
112 | void |
129 | void |
113 | _next (SV *self) |
130 | _next (SV *self) |
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140 | { |
157 | { |
141 | pe_watcher *w = GEventAPI->sv_2watcher (self); |
158 | pe_watcher *w = GEventAPI->sv_2watcher (self); |
142 | AV *priv = (AV *)w->ext_data; |
159 | AV *priv = (AV *)w->ext_data; |
143 | |
160 | |
144 | RETVAL = newRV_inc ((SV *)priv); |
161 | RETVAL = newRV_inc ((SV *)priv); |
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162 | |
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163 | /* may need to bless it now */ |
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164 | if (!SvOBJECT (priv)) |
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165 | { |
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166 | SvREADONLY_off ((SV *)priv); |
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167 | sv_bless (RETVAL, coro_event_event_stash); |
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168 | SvREADONLY_on ((SV *)priv); |
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169 | } |
145 | } |
170 | } |
146 | } |
171 | } |
147 | OUTPUT: |
172 | OUTPUT: |
148 | RETVAL |
173 | RETVAL |
149 | |
174 | |