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Comparing EV/EV.xs (file contents):
Revision 1.106 by root, Fri Feb 1 13:08:54 2008 UTC vs.
Revision 1.122 by root, Wed Apr 15 19:35:53 2009 UTC

1#include "EXTERN.h" 1#include "EXTERN.h"
2#include "perl.h" 2#include "perl.h"
3#include "XSUB.h" 3#include "XSUB.h"
4 4
5/*#include <netinet/in.h>*/ 5/*#include <netinet/in.h>*/
6
7/* fix perl api breakage */
8#undef signal
9#undef sigaction
6 10
7#define EV_PROTOTYPES 1 11#define EV_PROTOTYPES 1
8#define EV_USE_NANOSLEEP EV_USE_MONOTONIC 12#define EV_USE_NANOSLEEP EV_USE_MONOTONIC
9#define EV_H <ev.h> 13#define EV_H <ev.h>
10#include "EV/EVAPI.h" 14#include "EV/EVAPI.h"
11
12/* fix perl api breakage */
13#undef signal
14#undef sigaction
15 15
16#define EV_SELECT_IS_WINSOCKET 0 16#define EV_SELECT_IS_WINSOCKET 0
17#ifdef _WIN32 17#ifdef _WIN32
18# define EV_SELECT_USE_FD_SET 0 18# define EV_SELECT_USE_FD_SET 0
19# define NFDBITS PERL_NFDBITS 19# define NFDBITS PERL_NFDBITS
… …
24 24
25#ifndef _WIN32 25#ifndef _WIN32
26# include <pthread.h> 26# include <pthread.h>
27#endif 27#endif
28 28
29/* 5.10.0 */
30#ifndef SvREFCNT_inc_NN
31# define SvREFCNT_inc_NN(sv) SvREFCNT_inc (sv)
32#endif
33
34/* 5.6.x */
35#ifndef SvRV_set
36# define SvRV_set(a,b) SvRV ((a)) = (b)
37#endif
38
39#if __GNUC__ >= 3
40# define expect(expr,value) __builtin_expect ((expr),(value))
41#else
42# define expect(expr,value) (expr)
43#endif
44
45#define expect_false(expr) expect ((expr) != 0, 0)
46#define expect_true(expr) expect ((expr) != 0, 1)
47
29#define e_loop(w) INT2PTR (struct ev_loop *, SvIVX ((w)->loop)) 48#define e_loop(w) INT2PTR (struct ev_loop *, SvIVX ((w)->loop))
30 49
31#define WFLAG_KEEPALIVE 1 50#define WFLAG_KEEPALIVE 1
51#define WFLAG_UNREFED 2 /* has been unref'ed */
32 52
33#define UNREF(w) \ 53#define UNREF(w) \
34 if (!((w)->e_flags & WFLAG_KEEPALIVE) \ 54 if (!((w)->e_flags & (WFLAG_KEEPALIVE | WFLAG_UNREFED)) \
35 && !ev_is_active (w)) \ 55 && ev_is_active (w)) \
56 { \
36 ev_unref (e_loop (w)); 57 ev_unref (e_loop (w)); \
58 (w)->e_flags |= WFLAG_UNREFED; \
59 }
37 60
38#define REF(w) \ 61#define REF(w) \
39 if (!((w)->e_flags & WFLAG_KEEPALIVE) \ 62 if ((w)->e_flags & WFLAG_UNREFED) \
40 && ev_is_active (w)) \ 63 { \
64 (w)->e_flags &= ~WFLAG_UNREFED; \
41 ev_ref (e_loop (w)); 65 ev_ref (e_loop (w)); \
66 }
42 67
43#define START(type,w) \ 68#define START(type,w) \
44 do { \ 69 do { \
70 ev_ ## type ## _start (e_loop (w), w); \
45 UNREF (w); \ 71 UNREF (w); \
46 ev_ ## type ## _start (e_loop (w), w); \
47 } while (0) 72 } while (0)
48 73
49#define STOP(type,w) \ 74#define STOP(type,w) \
50 do { \ 75 do { \
51 REF (w); \ 76 REF (w); \
… …
127 return SvIV (fh); 152 return SvIV (fh);
128 153
129 return -1; 154 return -1;
130} 155}
131 156
157static SV *
158e_get_cv (SV *cb_sv)
159{
160 HV *st;
161 GV *gvp;
162 CV *cv = sv_2cv (cb_sv, &st, &gvp, 0);
163
164 if (!cv)
165 croak ("EV watcher callback must be a CODE reference");
166
167 return (SV *)cv;
168}
169
132static void * 170static void *
133e_new (int size, SV *cb_sv, SV *loop) 171e_new (int size, SV *cb_sv, SV *loop)
134{ 172{
173 SV *cv = cb_sv ? e_get_cv (cb_sv) : 0;
135 ev_watcher *w; 174 ev_watcher *w;
136 SV *self = NEWSV (0, size); 175 SV *self = NEWSV (0, size);
137 SvPOK_only (self); 176 SvPOK_only (self);
138 SvCUR_set (self, size); 177 SvCUR_set (self, size);
139 178
140 w = (ev_watcher *)SvPVX (self); 179 w = (ev_watcher *)SvPVX (self);
141 180
142 ev_init (w, e_cb); 181 ev_init (w, cv ? e_cb : 0);
143 182
144 w->loop = SvREFCNT_inc (SvRV (loop)); 183 w->loop = SvREFCNT_inc (SvRV (loop));
145 w->e_flags = WFLAG_KEEPALIVE; 184 w->e_flags = WFLAG_KEEPALIVE;
146 w->data = 0; 185 w->data = 0;
147 w->fh = 0; 186 w->fh = 0;
148 w->cb_sv = SvTEMP (cb_sv) && SvREFCNT (cb_sv) == 1 ? SvREFCNT_inc (cb_sv) : newSVsv (cb_sv); 187 w->cb_sv = SvREFCNT_inc (cv);
149 w->self = self; 188 w->self = self;
150 189
151 return (void *)w; 190 return (void *)w;
152} 191}
153 192
… …
177 } 216 }
178 217
179 return rv; 218 return rv;
180} 219}
181 220
182static SV *sv_events_cache; 221static SV *sv_self_cache, *sv_events_cache;
183 222
184static void 223static void
185e_cb (EV_P_ ev_watcher *w, int revents) 224e_cb (EV_P_ ev_watcher *w, int revents)
186{ 225{
187 dSP; 226 dSP;
188 I32 mark = SP - PL_stack_base; 227 I32 mark = SP - PL_stack_base;
189 SV *sv_self, *sv_events; 228 SV *sv_self, *sv_events;
190 229
230 /* libev might have stopped the watcher */
231 if (expect_false (w->e_flags & WFLAG_UNREFED)
232 && !ev_is_active (w))
233 REF (w);
234
235 if (expect_true (sv_self_cache))
236 {
237 sv_self = sv_self_cache; sv_self_cache = 0;
238 SvRV_set (sv_self, SvREFCNT_inc_NN (w->self));
239 }
240 else
241 {
191 sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */ 242 sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */
243 SvREADONLY_on (sv_self);
244 }
192 245
193 if (sv_events_cache) 246 if (expect_true (sv_events_cache))
194 { 247 {
195 sv_events = sv_events_cache; sv_events_cache = 0; 248 sv_events = sv_events_cache; sv_events_cache = 0;
196 SvIV_set (sv_events, revents); 249 SvIV_set (sv_events, revents);
197 } 250 }
198 else 251 else
252 {
199 sv_events = newSViv (revents); 253 sv_events = newSViv (revents);
254 SvREADONLY_on (sv_events);
255 }
200 256
201 PUSHMARK (SP); 257 PUSHMARK (SP);
202 EXTEND (SP, 2); 258 EXTEND (SP, 2);
203 PUSHs (sv_self); 259 PUSHs (sv_self);
204 PUSHs (sv_events); 260 PUSHs (sv_events);
205 261
206 PUTBACK; 262 PUTBACK;
207 call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL); 263 call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
208 264
265 if (expect_false (SvREFCNT (sv_self) != 1 || sv_self_cache))
209 SvREFCNT_dec (sv_self); 266 SvREFCNT_dec (sv_self);
267 else
268 {
269 SvREFCNT_dec (SvRV (sv_self));
270 SvRV_set (sv_self, &PL_sv_undef);
271 sv_self_cache = sv_self;
272 }
210 273
211 if (sv_events_cache) 274 if (expect_false (SvREFCNT (sv_events) != 1 || sv_events_cache))
212 SvREFCNT_dec (sv_events); 275 SvREFCNT_dec (sv_events);
213 else 276 else
214 sv_events_cache = sv_events; 277 sv_events_cache = sv_events;
215 278
216 if (SvTRUE (ERRSV)) 279 if (expect_false (SvTRUE (ERRSV)))
217 { 280 {
218 SPAGAIN; 281 SPAGAIN;
219 PUSHMARK (SP); 282 PUSHMARK (SP);
220 PUTBACK; 283 PUTBACK;
221 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR); 284 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
… …
390 evapi.sv_fileno = sv_fileno; 453 evapi.sv_fileno = sv_fileno;
391 evapi.sv_signum = sv_signum; 454 evapi.sv_signum = sv_signum;
392 evapi.supported_backends = ev_supported_backends (); 455 evapi.supported_backends = ev_supported_backends ();
393 evapi.recommended_backends = ev_recommended_backends (); 456 evapi.recommended_backends = ev_recommended_backends ();
394 evapi.embeddable_backends = ev_embeddable_backends (); 457 evapi.embeddable_backends = ev_embeddable_backends ();
395 evapi.time = ev_time; 458 evapi.time_ = ev_time;
396 evapi.sleep = ev_sleep; 459 evapi.sleep_ = ev_sleep;
397 evapi.loop_new = ev_loop_new; 460 evapi.loop_new = ev_loop_new;
398 evapi.loop_destroy = ev_loop_destroy; 461 evapi.loop_destroy = ev_loop_destroy;
399 evapi.loop_fork = ev_loop_fork; 462 evapi.loop_fork = ev_loop_fork;
400 evapi.loop_count = ev_loop_count; 463 evapi.loop_count = ev_loop_count;
401 evapi.now = ev_now; 464 evapi.now = ev_now;
465 evapi.now_update = ev_now_update;
466 evapi.suspend = ev_suspend;
467 evapi.resume = ev_resume;
402 evapi.backend = ev_backend; 468 evapi.backend = ev_backend;
403 evapi.unloop = ev_unloop; 469 evapi.unloop = ev_unloop;
404 evapi.ref = ev_ref; 470 evapi.ref = ev_ref;
405 evapi.unref = ev_unref; 471 evapi.unref = ev_unref;
406 evapi.loop = ev_loop; 472 evapi.loop = ev_loop;
… …
472 538
473unsigned int ev_recommended_backends () 539unsigned int ev_recommended_backends ()
474 540
475unsigned int ev_embeddable_backends () 541unsigned int ev_embeddable_backends ()
476 542
543void ev_sleep (NV interval)
544
477NV ev_time () 545NV ev_time ()
478 546
479NV ev_now () 547NV ev_now ()
548 C_ARGS: evapi.default_loop
549
550void ev_now_update ()
551 C_ARGS: evapi.default_loop
552
553void ev_suspend ()
554 C_ARGS: evapi.default_loop
555
556void ev_resume ()
480 C_ARGS: evapi.default_loop 557 C_ARGS: evapi.default_loop
481 558
482unsigned int ev_backend () 559unsigned int ev_backend ()
483 C_ARGS: evapi.default_loop 560 C_ARGS: evapi.default_loop
484 561
… …
628 ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval); 705 ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
629 if (!ix) START (stat, RETVAL); 706 if (!ix) START (stat, RETVAL);
630 OUTPUT: 707 OUTPUT:
631 RETVAL 708 RETVAL
632 709
633ev_embed *embed (struct ev_loop *loop, SV *cb = &PL_sv_undef) 710ev_embed *embed (struct ev_loop *loop, SV *cb = 0)
634 ALIAS: 711 ALIAS:
635 embed_ns = 1 712 embed_ns = 1
636 CODE: 713 CODE:
637{ 714{
638 if (!(ev_backend (loop) & ev_embeddable_backends ())) 715 if (!(ev_backend (loop) & ev_embeddable_backends ()))
639 croak ("passed loop is not embeddable via EV::embed,"); 716 croak ("passed loop is not embeddable via EV::embed,");
640 717
641 RETVAL = e_new (sizeof (ev_embed), cb, default_loop_sv); 718 RETVAL = e_new (sizeof (ev_embed), cb, default_loop_sv);
642 RETVAL->fh = newSVsv (ST (0)); 719 RETVAL->fh = newSVsv (ST (0));
643 ev_embed_set (RETVAL, loop); 720 ev_embed_set (RETVAL, loop);
644
645 if (!SvOK (cb)) ev_set_cb (RETVAL, 0);
646
647 if (!ix) START (embed, RETVAL); 721 if (!ix) START (embed, RETVAL);
648} 722}
649 OUTPUT: 723 OUTPUT:
650 RETVAL 724 RETVAL
651 725
… …
692 RETVAL = w->e_flags & WFLAG_KEEPALIVE; 766 RETVAL = w->e_flags & WFLAG_KEEPALIVE;
693 new_value = new_value ? WFLAG_KEEPALIVE : 0; 767 new_value = new_value ? WFLAG_KEEPALIVE : 0;
694 768
695 if (items > 1 && ((new_value ^ w->e_flags) & WFLAG_KEEPALIVE)) 769 if (items > 1 && ((new_value ^ w->e_flags) & WFLAG_KEEPALIVE))
696 { 770 {
771 w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | new_value;
697 REF (w); 772 REF (w);
698 w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | new_value;
699 UNREF (w); 773 UNREF (w);
700 } 774 }
701} 775}
702 OUTPUT: 776 OUTPUT:
703 RETVAL 777 RETVAL
704 778
705SV *cb (ev_watcher *w, SV *new_cb = 0) 779SV *cb (ev_watcher *w, SV *new_cb = 0)
706 CODE: 780 CODE:
707{ 781{
708 RETVAL = newSVsv (w->cb_sv);
709
710 if (items > 1) 782 if (items > 1)
711 sv_setsv (w->cb_sv, new_cb); 783 {
784 new_cb = e_get_cv (new_cb);
785 RETVAL = newRV_noinc (w->cb_sv);
786 w->cb_sv = SvREFCNT_inc (new_cb);
787 }
788 else
789 RETVAL = newRV_inc (w->cb_sv);
712} 790}
713 OUTPUT: 791 OUTPUT:
714 RETVAL 792 RETVAL
715 793
716SV *data (ev_watcher *w, SV *new_data = 0) 794SV *data (ev_watcher *w, SV *new_data = 0)
… …
874 952
875void ev_timer_again (ev_timer *w) 953void ev_timer_again (ev_timer *w)
876 INIT: 954 INIT:
877 CHECK_REPEAT (w->repeat); 955 CHECK_REPEAT (w->repeat);
878 CODE: 956 CODE:
879 REF (w);
880 ev_timer_again (e_loop (w), w); 957 ev_timer_again (e_loop (w), w);
881 UNREF (w); 958 UNREF (w);
882 959
883void DESTROY (ev_timer *w) 960void DESTROY (ev_timer *w)
884 CODE: 961 CODE:
… …
889 INIT: 966 INIT:
890 CHECK_REPEAT (repeat); 967 CHECK_REPEAT (repeat);
891 CODE: 968 CODE:
892 RESET (timer, w, (w, after, repeat)); 969 RESET (timer, w, (w, after, repeat));
893 970
894NV at (ev_timer *w)
895 CODE:
896 RETVAL = w->at;
897 OUTPUT:
898 RETVAL
899
900MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_ 971MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
901 972
902void ev_periodic_start (ev_periodic *w) 973void ev_periodic_start (ev_periodic *w)
903 INIT: 974 INIT:
904 CHECK_REPEAT (w->interval); 975 CHECK_REPEAT (w->interval);
… …
909 CODE: 980 CODE:
910 STOP (periodic, w); 981 STOP (periodic, w);
911 982
912void ev_periodic_again (ev_periodic *w) 983void ev_periodic_again (ev_periodic *w)
913 CODE: 984 CODE:
914 REF (w);
915 ev_periodic_again (e_loop (w), w); 985 ev_periodic_again (e_loop (w), w);
916 UNREF (w); 986 UNREF (w);
917 987
918void DESTROY (ev_periodic *w) 988void DESTROY (ev_periodic *w)
919 CODE: 989 CODE:
… …
931 RESET (periodic, w, (w, at, interval, w->fh ? e_periodic_cb : 0)); 1001 RESET (periodic, w, (w, at, interval, w->fh ? e_periodic_cb : 0));
932} 1002}
933 1003
934NV at (ev_periodic *w) 1004NV at (ev_periodic *w)
935 CODE: 1005 CODE:
936 RETVAL = w->at; 1006 RETVAL = ev_periodic_at (w);
937 OUTPUT: 1007 OUTPUT:
938 RETVAL 1008 RETVAL
939 1009
940MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_ 1010MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
941 1011
… …
1147 CODE: 1217 CODE:
1148 RETVAL = newSVsv (w->fh); 1218 RETVAL = newSVsv (w->fh);
1149 OUTPUT: 1219 OUTPUT:
1150 RETVAL 1220 RETVAL
1151 1221
1222void ev_embed_sweep (ev_embed *w)
1223 C_ARGS: e_loop (w), w
1224
1152MODULE = EV PACKAGE = EV::Async PREFIX = ev_async_ 1225MODULE = EV PACKAGE = EV::Async PREFIX = ev_async_
1153 1226
1154void ev_async_start (ev_async *w) 1227void ev_async_start (ev_async *w)
1155 CODE: 1228 CODE:
1156 START (async, w); 1229 START (async, w);
… …
1162void DESTROY (ev_async *w) 1235void DESTROY (ev_async *w)
1163 CODE: 1236 CODE:
1164 STOP (async, w); 1237 STOP (async, w);
1165 e_destroy (w); 1238 e_destroy (w);
1166 1239
1240void ev_async_send (ev_async *w)
1241 C_ARGS: e_loop (w), w
1242
1243SV *ev_async_async_pending (ev_async *w)
1244 CODE:
1245 RETVAL = boolSV (ev_async_pending (w));
1246 OUTPUT:
1247 RETVAL
1248
1167MODULE = EV PACKAGE = EV::Loop PREFIX = ev_ 1249MODULE = EV PACKAGE = EV::Loop PREFIX = ev_
1168 1250
1169SV *new (SV *klass, unsigned int flags = 0) 1251SV *new (SV *klass, unsigned int flags = 0)
1170 CODE: 1252 CODE:
1171{ 1253{
… …
1184 if (loop != evapi.default_loop) /* global destruction sucks */ 1266 if (loop != evapi.default_loop) /* global destruction sucks */
1185 ev_loop_destroy (loop); 1267 ev_loop_destroy (loop);
1186 1268
1187void ev_loop_fork (struct ev_loop *loop) 1269void ev_loop_fork (struct ev_loop *loop)
1188 1270
1271void ev_loop_verify (struct ev_loop *loop)
1272
1189NV ev_now (struct ev_loop *loop) 1273NV ev_now (struct ev_loop *loop)
1274
1275void ev_now_update (struct ev_loop *loop)
1276
1277void ev_suspend (struct ev_loop *loop)
1278
1279void ev_resume (struct ev_loop *loop)
1190 1280
1191void ev_set_io_collect_interval (struct ev_loop *loop, NV interval) 1281void ev_set_io_collect_interval (struct ev_loop *loop, NV interval)
1192 1282
1193void ev_set_timeout_collect_interval (struct ev_loop *loop, NV interval) 1283void ev_set_timeout_collect_interval (struct ev_loop *loop, NV interval)
1194 1284
… …
1338 ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval); 1428 ev_stat_set (RETVAL, SvPVbyte_nolen (RETVAL->fh), interval);
1339 if (!ix) START (stat, RETVAL); 1429 if (!ix) START (stat, RETVAL);
1340 OUTPUT: 1430 OUTPUT:
1341 RETVAL 1431 RETVAL
1342 1432
1343ev_embed *embed (struct ev_loop *loop, struct ev_loop *other, SV *cb = &PL_sv_undef) 1433ev_embed *embed (struct ev_loop *loop, struct ev_loop *other, SV *cb = 0)
1344 ALIAS: 1434 ALIAS:
1345 embed_ns = 1 1435 embed_ns = 1
1346 CODE: 1436 CODE:
1347{ 1437{
1348 if (!(ev_backend (other) & ev_embeddable_backends ())) 1438 if (!(ev_backend (other) & ev_embeddable_backends ()))
1349 croak ("passed loop is not embeddable via EV::embed,"); 1439 croak ("passed loop is not embeddable via EV::embed,");
1350 1440
1351 RETVAL = e_new (sizeof (ev_embed), cb, ST (0)); 1441 RETVAL = e_new (sizeof (ev_embed), cb, ST (0));
1352 RETVAL->fh = newSVsv (ST (1)); 1442 RETVAL->fh = newSVsv (ST (1));
1353 ev_embed_set (RETVAL, other); 1443 ev_embed_set (RETVAL, other);
1354
1355 if (!SvOK (cb)) ev_set_cb (RETVAL, 0);
1356
1357 if (!ix) START (embed, RETVAL); 1444 if (!ix) START (embed, RETVAL);
1358} 1445}
1359 OUTPUT: 1446 OUTPUT:
1360 RETVAL 1447 RETVAL
1361 1448

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