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Comparing EV/EV.xs (file contents):
Revision 1.166 by root, Sat Apr 6 00:05:45 2013 UTC vs.
Revision 1.180 by root, Wed Jan 22 23:17:31 2020 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/* fix perl api breakage */ 5/* fix perl api breakage */
6#ifndef WIN32
6#undef signal 7# undef signal
7#undef sigaction 8# undef sigaction
9#endif
8 10
9#include "schmorp.h" 11#include "schmorp.h"
10 12
11/* old API compatibility */ 13/* old API compatibility */
12static int 14static int
… …
15 return s_fileno (fh, 0); 17 return s_fileno (fh, 0);
16} 18}
17 19
18#ifndef GvCV_set 20#ifndef GvCV_set
19# define GvCV_set(gv,cv) GvCV (gv) = cv 21# define GvCV_set(gv,cv) GvCV (gv) = cv
22#endif
23
24#if EV_ENABLE_ASSERTIONS
25# undef NDEBUG
26# include <assert.h>
20#endif 27#endif
21 28
22#define EV_STANDALONE 1 29#define EV_STANDALONE 1
23#define EV_PROTOTYPES 1 30#define EV_PROTOTYPES 1
24#define EV_USE_NANOSLEEP EV_USE_MONOTONIC 31#define EV_USE_NANOSLEEP EV_USE_MONOTONIC
25#define EV_USE_FLOOR 1 32#define EV_USE_FLOOR 1
26#define EV_API_STATIC 33#define EV_API_STATIC
27#define EV_H <ev.h> 34#define EV_H "../libev/ev.h"
28#define EV_CONFIG_H error 35#define EV_CONFIG_H error
29#include "EV/EVAPI.h" 36#include "EV/EVAPI.h"
30 37
31#define EV_SELECT_IS_WINSOCKET 0 38#define EV_SELECT_IS_WINSOCKET 0
32#ifdef _WIN32 39#ifdef _WIN32
… …
35# define fd_mask Perl_fd_mask 42# define fd_mask Perl_fd_mask
36#endif 43#endif
37/* due to bugs in OS X we have to use libev/ explicitly here */ 44/* due to bugs in OS X we have to use libev/ explicitly here */
38#include "libev/ev.c" 45#include "libev/ev.c"
39 46
40#if !defined _WIN32 && !defined _MINIX 47#if !defined _WIN32 && !defined __minix && !EV_NO_ATFORK
41# include <pthread.h> 48# include <pthread.h>
42#endif 49#endif
43 50
44#define e_loop(w) INT2PTR (struct ev_loop *, SvIVX (((ev_watcher *)(w))->loop)) 51#define e_loop(w) INT2PTR (struct ev_loop *, SvIVX (((ev_watcher *)(w))->loop))
45#define e_flags(w) ((ev_watcher *)(w))->e_flags 52#define e_flags(w) ((ev_watcher *)(w))->e_flags
… …
75 do { \ 82 do { \
76 REF (w); \ 83 REF (w); \
77 ev_ ## type ## _stop (e_loop (w), w); \ 84 ev_ ## type ## _stop (e_loop (w), w); \
78 } while (0) 85 } while (0)
79 86
87#define PAUSE(type) \
88 do { \
89 int active = ev_is_active (w); \
90 if (active) STOP (type, w)
91
92#define RESUME(type) \
93 if (active) START (type, w); \
94 } while (0)
95
96
80#define RESET(type,w,seta) \ 97#define RESET(type,w,seta) \
81 do { \ 98 PAUSE (type); \
82 int active = ev_is_active (w); \
83 if (active) STOP (type, w); \
84 ev_ ## type ## _set seta; \ 99 ev_ ## type ## _set seta; \
85 if (active) START (type, w); \ 100 RESUME (type)
86 } while (0)
87 101
88typedef int Signal; 102typedef int Signal;
89 103
90/* horrible... */ 104/* horrible... */
91#define CHECK_SIGNAL_CAN_START(w) \ 105#define CHECK_SIGNAL_CAN_START(w) \
… …
195 dSP; 209 dSP;
196 I32 mark = SP - PL_stack_base; 210 I32 mark = SP - PL_stack_base;
197 SV *sv_self, *sv_events; 211 SV *sv_self, *sv_events;
198 212
199 /* libev might have stopped the watcher */ 213 /* libev might have stopped the watcher */
200 if (expect_false (w->e_flags & WFLAG_UNREFED) 214 if (ecb_expect_false (w->e_flags & WFLAG_UNREFED)
201 && !ev_is_active (w)) 215 && !ev_is_active (w))
202 REF (w); 216 REF (w);
203 217
204 if (expect_true (sv_self_cache)) 218 if (ecb_expect_true (sv_self_cache))
205 { 219 {
206 sv_self = sv_self_cache; sv_self_cache = 0; 220 sv_self = sv_self_cache; sv_self_cache = 0;
207 SvRV_set (sv_self, SvREFCNT_inc_NN (w->self)); 221 SvRV_set (sv_self, SvREFCNT_inc_NN (w->self));
208 } 222 }
209 else 223 else
210 { 224 {
211 sv_self = newRV_inc (w->self); /* e_self (w) MUST be blessed by now */ 225 sv_self = newRV_inc (w->self); /* e_self (w) MUST be blessed by now */
212 SvREADONLY_on (sv_self); 226 SvREADONLY_on (sv_self);
213 } 227 }
214 228
215 if (expect_true (sv_events_cache)) 229 if (ecb_expect_true (sv_events_cache))
216 { 230 {
217 sv_events = sv_events_cache; sv_events_cache = 0; 231 sv_events = sv_events_cache; sv_events_cache = 0;
218 SvIV_set (sv_events, revents); 232 SvIV_set (sv_events, revents);
219 SvIOK_only (sv_events); 233 SvIOK_only (sv_events);
220 } 234 }
… …
230 PUSHs (sv_events); 244 PUSHs (sv_events);
231 245
232 PUTBACK; 246 PUTBACK;
233 call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL); 247 call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
234 248
235 if (expect_false (SvREFCNT (sv_self) != 1 || sv_self_cache)) 249 if (ecb_expect_false (SvREFCNT (sv_self) != 1 || sv_self_cache))
236 SvREFCNT_dec (sv_self); 250 SvREFCNT_dec (sv_self);
237 else 251 else
238 { 252 {
239 SvREFCNT_dec (SvRV (sv_self)); 253 SvREFCNT_dec (SvRV (sv_self));
240 SvRV_set (sv_self, &PL_sv_undef); 254 SvRV_set (sv_self, &PL_sv_undef);
241 sv_self_cache = sv_self; 255 sv_self_cache = sv_self;
242 } 256 }
243 257
244 if (expect_false (SvREFCNT (sv_events) != 1 || sv_events_cache)) 258 if (ecb_expect_false (SvREFCNT (sv_events) != 1 || sv_events_cache))
245 SvREFCNT_dec (sv_events); 259 SvREFCNT_dec (sv_events);
246 else 260 else
247 sv_events_cache = sv_events; 261 sv_events_cache = sv_events;
248 262
249 if (expect_false (SvTRUE (ERRSV))) 263 if (ecb_expect_false (SvTRUE (ERRSV)))
250 { 264 {
251 SPAGAIN; 265 SPAGAIN;
252 PUSHMARK (SP); 266 PUSHMARK (SP);
253 PUTBACK; 267 PUTBACK;
254 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR); 268 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
… …
531 evapi.invoke = ev_invoke; 545 evapi.invoke = ev_invoke;
532 546
533 sv_setiv (sv, (IV)&evapi); 547 sv_setiv (sv, (IV)&evapi);
534 SvREADONLY_on (sv); 548 SvREADONLY_on (sv);
535 } 549 }
536#if !defined _WIN32 && !defined _MINIX 550#if !defined _WIN32 && !defined _MINIX && !EV_NO_ATFORK
537#if __linux 551/* unfortunately, musl neither implements the linux standard base,
552/* nor makes itself detectable via macros. yeah, right... */
553#if __linux && (__GLIBC__ || __UCLIBC__)
538 int __register_atfork(void (*prepare) (void), void (*parent) (void), void (*child) (void), void * __dso_handle); 554 int __register_atfork(void (*prepare) (void), void (*parent) (void), void (*child) (void), void * __dso_handle);
539 __register_atfork (0, 0, default_fork, 0); 555 __register_atfork (0, 0, default_fork, 0);
540#else 556#else
541 pthread_atfork (0, 0, default_fork); 557 pthread_atfork (0, 0, default_fork);
542#endif 558#endif
… …
578NV ev_time () 594NV ev_time ()
579 595
580void ev_feed_signal (SV *signal) 596void ev_feed_signal (SV *signal)
581 CODE: 597 CODE:
582{ 598{
583 Signal signum = s_signum (signal); 599 Signal signum = s_signum (signal);
584 CHECK_SIG (signal, signum); 600 CHECK_SIG (signal, signum);
585 601
586 ev_feed_signal (signum); 602 ev_feed_signal (signum);
587} 603}
588 604
… …
690 periodic_ns = 1 706 periodic_ns = 1
691 INIT: 707 INIT:
692 CHECK_REPEAT (interval); 708 CHECK_REPEAT (interval);
693 CODE: 709 CODE:
694{ 710{
695 ev_periodic *w; 711 ev_periodic *w;
696 w = e_new (sizeof (ev_periodic), cb, default_loop_sv); 712 w = e_new (sizeof (ev_periodic), cb, default_loop_sv);
697 e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0; 713 e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
698 ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0); 714 ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0);
699 RETVAL = e_bless ((ev_watcher *)w, stash_periodic); 715 RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
700 if (!ix) START (periodic, w); 716 if (!ix) START (periodic, w);
… …
705ev_signal *signal (SV *signal, SV *cb) 721ev_signal *signal (SV *signal, SV *cb)
706 ALIAS: 722 ALIAS:
707 signal_ns = 1 723 signal_ns = 1
708 CODE: 724 CODE:
709{ 725{
710 Signal signum = s_signum (signal); 726 Signal signum = s_signum (signal);
711 CHECK_SIG (signal, signum); 727 CHECK_SIG (signal, signum);
712 728
713 RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv); 729 RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv);
714 ev_signal_set (RETVAL, signum); 730 ev_signal_set (RETVAL, signum);
715 if (!ix) START_SIGNAL (RETVAL); 731 if (!ix) START_SIGNAL (RETVAL);
… …
853 C_ARGS: e_loop (w), w 869 C_ARGS: e_loop (w), w
854 870
855void ev_feed_event (ev_watcher *w, int revents = EV_NONE) 871void ev_feed_event (ev_watcher *w, int revents = EV_NONE)
856 C_ARGS: e_loop (w), w, revents 872 C_ARGS: e_loop (w), w, revents
857 873
858int keepalive (ev_watcher *w, int new_value = 0) 874int keepalive (ev_watcher *w, SV *new_value = NO_INIT)
859 CODE: 875 CODE:
860{ 876{
861 RETVAL = w->e_flags & WFLAG_KEEPALIVE; 877 RETVAL = w->e_flags & WFLAG_KEEPALIVE;
862 new_value = new_value ? WFLAG_KEEPALIVE : 0;
863 878
864 if (items > 1 && ((new_value ^ w->e_flags) & WFLAG_KEEPALIVE)) 879 if (items > 1)
865 { 880 {
881 int value = SvTRUE (new_value) ? WFLAG_KEEPALIVE : 0;
882
883 if ((value ^ w->e_flags) & WFLAG_KEEPALIVE)
884 {
866 w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | new_value; 885 w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | value;
867 REF (w); 886 REF (w);
868 UNREF (w); 887 UNREF (w);
888 }
869 } 889 }
870} 890}
871 OUTPUT: 891 OUTPUT:
872 RETVAL 892 RETVAL
873 893
874SV *cb (ev_watcher *w, SV *new_cb = 0) 894SV *cb (ev_watcher *w, SV *new_cb = NO_INIT)
875 CODE: 895 CODE:
876{ 896{
877 if (items > 1) 897 if (items > 1)
878 { 898 {
879 new_cb = s_get_cv_croak (new_cb); 899 new_cb = s_get_cv_croak (new_cb);
… …
884 RETVAL = newRV_inc (w->cb_sv); 904 RETVAL = newRV_inc (w->cb_sv);
885} 905}
886 OUTPUT: 906 OUTPUT:
887 RETVAL 907 RETVAL
888 908
889SV *data (ev_watcher *w, SV *new_data = 0) 909SV *data (ev_watcher *w, SV *new_data = NO_INIT)
890 CODE: 910 CODE:
891{ 911{
892 RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef; 912 RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
893 913
894 if (items > 1) 914 if (items > 1)
… …
904 CODE: 924 CODE:
905 RETVAL = newRV_inc (w->loop); 925 RETVAL = newRV_inc (w->loop);
906 OUTPUT: 926 OUTPUT:
907 RETVAL 927 RETVAL
908 928
909int priority (ev_watcher *w, int new_priority = 0) 929int priority (ev_watcher *w, SV *new_priority = NO_INIT)
910 CODE: 930 CODE:
911{ 931{
912 RETVAL = w->priority; 932 RETVAL = w->priority;
913 933
914 if (items > 1) 934 if (items > 1)
… …
922 XPUSHs (ST (0)); 942 XPUSHs (ST (0));
923 PUTBACK; 943 PUTBACK;
924 call_method ("stop", G_DISCARD | G_VOID); 944 call_method ("stop", G_DISCARD | G_VOID);
925 } 945 }
926 946
927 ev_set_priority (w, new_priority); 947 ev_set_priority (w, SvIV (new_priority));
928 948
929 if (active) 949 if (active)
930 { 950 {
931 PUSHMARK (SP); 951 PUSHMARK (SP);
932 XPUSHs (ST (0)); 952 XPUSHs (ST (0));
… …
961 981
962 sv_setsv (e_fh (w), fh); 982 sv_setsv (e_fh (w), fh);
963 RESET (io, w, (w, fd, events)); 983 RESET (io, w, (w, fd, events));
964} 984}
965 985
966SV *fh (ev_io *w, SV *new_fh = 0) 986SV *fh (ev_io *w, SV *new_fh = NO_INIT)
967 CODE: 987 CODE:
968{ 988{
969 if (items > 1) 989 if (items > 1)
970 { 990 {
971 int fd = s_fileno (new_fh, w->events & EV_WRITE); 991 int fd = s_fileno (new_fh, w->events & EV_WRITE);
… …
980 RETVAL = newSVsv (e_fh (w)); 1000 RETVAL = newSVsv (e_fh (w));
981} 1001}
982 OUTPUT: 1002 OUTPUT:
983 RETVAL 1003 RETVAL
984 1004
985int events (ev_io *w, int new_events = EV_UNDEF) 1005int events (ev_io *w, int new_events = NO_INIT)
986 CODE: 1006 CODE:
987{ 1007{
988 RETVAL = w->events; 1008 RETVAL = w->events;
989 1009
990 if (items > 1) 1010 if (items > 1 && (new_events ^ w->events) & (EV_READ | EV_WRITE))
991 RESET (io, w, (w, w->fd, new_events)); 1011 {
1012 PAUSE (io);
1013 ev_io_modify (w, new_events);
1014 RESUME (io);
1015 }
992} 1016}
993 OUTPUT: 1017 OUTPUT:
994 RETVAL 1018 RETVAL
995 1019
996MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_ 1020MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
… …
1015 CHECK_SIG (signal, signum); 1039 CHECK_SIG (signal, signum);
1016 1040
1017 RESET_SIGNAL (w, (w, signum)); 1041 RESET_SIGNAL (w, (w, signum));
1018} 1042}
1019 1043
1020int signal (ev_signal *w, SV *new_signal = 0) 1044int signal (ev_signal *w, SV *new_signal = NO_INIT)
1021 CODE: 1045 CODE:
1022{ 1046{
1023 RETVAL = w->signum; 1047 RETVAL = w->signum;
1024 1048
1025 if (items > 1) 1049 if (items > 1)
1026 { 1050 {
1027 Signal signum = s_signum (new_signal); 1051 Signal signum = s_signum (new_signal);
1028 CHECK_SIG (new_signal, signum); 1052 CHECK_SIG (new_signal, signum);
1029
1030 RESET_SIGNAL (w, (w, signum)); 1053 RESET_SIGNAL (w, (w, signum));
1031 } 1054 }
1032} 1055}
1033 OUTPUT: 1056 OUTPUT:
1034 RETVAL 1057 RETVAL
… …
1043 1066
1044void ev_timer_stop (ev_timer *w) 1067void ev_timer_stop (ev_timer *w)
1045 CODE: 1068 CODE:
1046 STOP (timer, w); 1069 STOP (timer, w);
1047 1070
1048void ev_timer_again (ev_timer *w) 1071void ev_timer_again (ev_timer *w, NV repeat = NO_INIT)
1049 INIT:
1050 CHECK_REPEAT (w->repeat);
1051 CODE: 1072 CODE:
1073{
1074 if (items > 1)
1075 {
1076 CHECK_REPEAT (repeat);
1077 w->repeat = repeat;
1078 }
1079
1052 ev_timer_again (e_loop (w), w); 1080 ev_timer_again (e_loop (w), w);
1053 UNREF (w); 1081 UNREF (w);
1082}
1054 1083
1055NV ev_timer_remaining (ev_timer *w) 1084NV ev_timer_remaining (ev_timer *w)
1056 C_ARGS: e_loop (w), w 1085 C_ARGS: e_loop (w), w
1057 1086
1058void DESTROY (ev_timer *w) 1087void DESTROY (ev_timer *w)
… …
1064 INIT: 1093 INIT:
1065 CHECK_REPEAT (repeat); 1094 CHECK_REPEAT (repeat);
1066 CODE: 1095 CODE:
1067 RESET (timer, w, (w, after, repeat)); 1096 RESET (timer, w, (w, after, repeat));
1068 1097
1098NV repeat (ev_timer *w, SV *new_repeat = NO_INIT)
1099 CODE:
1100 RETVAL = w->repeat;
1101 if (items > 1)
1102 {
1103 NV repeat = SvNV (new_repeat);
1104 CHECK_REPEAT (repeat);
1105 w->repeat = repeat;
1106 }
1107 OUTPUT:
1108 RETVAL
1109
1069MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_ 1110MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
1070 1111
1071void ev_periodic_start (ev_periodic *w) 1112void ev_periodic_start (ev_periodic *w)
1072 INIT: 1113 INIT:
1073 CHECK_REPEAT (w->interval); 1114 CHECK_REPEAT (w->interval);
… …
1103 CODE: 1144 CODE:
1104 RETVAL = ev_periodic_at (w); 1145 RETVAL = ev_periodic_at (w);
1105 OUTPUT: 1146 OUTPUT:
1106 RETVAL 1147 RETVAL
1107 1148
1149NV offset (ev_periodic *w, SV *new_offset = NO_INIT)
1150 CODE:
1151 RETVAL = w->offset;
1152 if (items > 1)
1153 w->offset = SvNV (new_offset);
1154 OUTPUT:
1155 RETVAL
1156
1157NV interval (ev_periodic *w, SV *new_interval = NO_INIT)
1158 CODE:
1159 RETVAL = w->interval;
1160 if (items > 1)
1161 {
1162 NV interval = SvNV (new_interval);
1163 CHECK_REPEAT (interval);
1164 w->interval = interval;
1165 }
1166 OUTPUT:
1167 RETVAL
1168
1169SV *reschedule_cb (ev_periodic *w, SV *new_reschedule_cb = NO_INIT)
1170 CODE:
1171 RETVAL = e_fh (w) ? e_fh (w) : &PL_sv_undef;
1172 if (items > 1)
1173 {
1174 sv_2mortal (RETVAL);
1175 e_fh (w) = SvTRUE (new_reschedule_cb) ? newSVsv (new_reschedule_cb) : 0;
1176 }
1177 OUTPUT:
1178 RETVAL
1179
1108MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_ 1180MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
1109 1181
1110void ev_idle_start (ev_idle *w) 1182void ev_idle_start (ev_idle *w)
1111 CODE: 1183 CODE:
1112 START (idle, w); 1184 START (idle, w);
… …
1245{ 1317{
1246 sv_setsv (e_fh (w), path); 1318 sv_setsv (e_fh (w), path);
1247 RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), interval)); 1319 RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), interval));
1248} 1320}
1249 1321
1250SV *path (ev_stat *w, SV *new_path = 0) 1322SV *path (ev_stat *w, SV *new_path = NO_INIT)
1251 CODE: 1323 CODE:
1252{ 1324{
1253 RETVAL = SvREFCNT_inc (e_fh (w)); 1325 RETVAL = e_fh (w) ? e_fh (w) : &PL_sv_undef;
1254 1326
1255 if (items > 1) 1327 if (items > 1)
1256 { 1328 {
1257 SvREFCNT_dec (e_fh (w)); 1329 sv_2mortal (RETVAL);
1258 e_fh (w) = newSVsv (new_path); 1330 e_fh (w) = newSVsv (new_path);
1259 RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), w->interval)); 1331 RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), w->interval));
1260 } 1332 }
1261} 1333}
1262 OUTPUT: 1334 OUTPUT:
1263 RETVAL 1335 RETVAL
1264 1336
1265NV interval (ev_stat *w, NV new_interval = 0.) 1337NV interval (ev_stat *w, SV *new_interval = NO_INIT)
1266 CODE: 1338 CODE:
1267{
1268 RETVAL = w->interval; 1339 RETVAL = w->interval;
1269
1270 if (items > 1) 1340 if (items > 1)
1271 RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), new_interval)); 1341 {
1272} 1342 PAUSE (stat);
1343 w->interval = SvNV (new_interval);
1344 RESUME (stat);
1345 }
1273 OUTPUT: 1346 OUTPUT:
1274 RETVAL 1347 RETVAL
1275 1348
1276void prev (ev_stat *w) 1349void prev (ev_stat *w)
1277 ALIAS: 1350 ALIAS:

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