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Comparing EV/EV.xs (file contents):
Revision 1.163 by root, Wed Apr 3 23:46:45 2013 UTC vs.
Revision 1.181 by root, Tue Feb 18 16:49:07 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
… …
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
20#endif 22#endif
23
24#if EV_ENABLE_ASSERTIONS
25# undef NDEBUG
26#else
27# define NDEBUG 1
28#endif
29
30/* make sure we get a real assert, not perl's incompatible version */
31#include <assert.h>
21 32
22#define EV_STANDALONE 1 33#define EV_STANDALONE 1
23#define EV_PROTOTYPES 1 34#define EV_PROTOTYPES 1
24#define EV_USE_NANOSLEEP EV_USE_MONOTONIC 35#define EV_USE_NANOSLEEP EV_USE_MONOTONIC
25#define EV_USE_FLOOR 1 36#define EV_USE_FLOOR 1
26#define EV_API_STATIC 37#define EV_API_STATIC
27#define EV_H <ev.h> 38#define EV_H "../libev/ev.h"
28#define EV_CONFIG_H error 39#define EV_CONFIG_H error
29#include "EV/EVAPI.h" 40#include "EV/EVAPI.h"
30 41
31#define EV_SELECT_IS_WINSOCKET 0 42#define EV_SELECT_IS_WINSOCKET 0
32#ifdef _WIN32 43#ifdef _WIN32
… …
35# define fd_mask Perl_fd_mask 46# define fd_mask Perl_fd_mask
36#endif 47#endif
37/* due to bugs in OS X we have to use libev/ explicitly here */ 48/* due to bugs in OS X we have to use libev/ explicitly here */
38#include "libev/ev.c" 49#include "libev/ev.c"
39 50
40#if !defined _WIN32 && !defined _MINIX 51#if !defined _WIN32 && !defined __minix && !EV_NO_ATFORK
41# include <pthread.h> 52# include <pthread.h>
42#endif 53#endif
43 54
44#define e_loop(w) INT2PTR (struct ev_loop *, SvIVX (((ev_watcher *)(w))->loop)) 55#define e_loop(w) INT2PTR (struct ev_loop *, SvIVX (((ev_watcher *)(w))->loop))
45#define e_flags(w) ((ev_watcher *)(w))->e_flags 56#define e_flags(w) ((ev_watcher *)(w))->e_flags
… …
75 do { \ 86 do { \
76 REF (w); \ 87 REF (w); \
77 ev_ ## type ## _stop (e_loop (w), w); \ 88 ev_ ## type ## _stop (e_loop (w), w); \
78 } while (0) 89 } while (0)
79 90
91#define PAUSE(type) \
92 do { \
93 int active = ev_is_active (w); \
94 if (active) STOP (type, w)
95
96#define RESUME(type) \
97 if (active) START (type, w); \
98 } while (0)
99
100
80#define RESET(type,w,seta) \ 101#define RESET(type,w,seta) \
81 do { \ 102 PAUSE (type); \
82 int active = ev_is_active (w); \
83 if (active) STOP (type, w); \
84 ev_ ## type ## _set seta; \ 103 ev_ ## type ## _set seta; \
85 if (active) START (type, w); \ 104 RESUME (type)
86 } while (0)
87 105
88typedef int Signal; 106typedef int Signal;
89 107
90/* horrible... */ 108/* horrible... */
91#define CHECK_SIGNAL_CAN_START(w) \ 109#define CHECK_SIGNAL_CAN_START(w) \
… …
195 dSP; 213 dSP;
196 I32 mark = SP - PL_stack_base; 214 I32 mark = SP - PL_stack_base;
197 SV *sv_self, *sv_events; 215 SV *sv_self, *sv_events;
198 216
199 /* libev might have stopped the watcher */ 217 /* libev might have stopped the watcher */
200 if (expect_false (w->e_flags & WFLAG_UNREFED) 218 if (ecb_expect_false (w->e_flags & WFLAG_UNREFED)
201 && !ev_is_active (w)) 219 && !ev_is_active (w))
202 REF (w); 220 REF (w);
203 221
204 if (expect_true (sv_self_cache)) 222 if (ecb_expect_true (sv_self_cache))
205 { 223 {
206 sv_self = sv_self_cache; sv_self_cache = 0; 224 sv_self = sv_self_cache; sv_self_cache = 0;
207 SvRV_set (sv_self, SvREFCNT_inc_NN (w->self)); 225 SvRV_set (sv_self, SvREFCNT_inc_NN (w->self));
208 } 226 }
209 else 227 else
210 { 228 {
211 sv_self = newRV_inc (w->self); /* e_self (w) MUST be blessed by now */ 229 sv_self = newRV_inc (w->self); /* e_self (w) MUST be blessed by now */
212 SvREADONLY_on (sv_self); 230 SvREADONLY_on (sv_self);
213 } 231 }
214 232
215 if (expect_true (sv_events_cache)) 233 if (ecb_expect_true (sv_events_cache))
216 { 234 {
217 sv_events = sv_events_cache; sv_events_cache = 0; 235 sv_events = sv_events_cache; sv_events_cache = 0;
218 SvIV_set (sv_events, revents); 236 SvIV_set (sv_events, revents);
219 SvIOK_only (sv_events); 237 SvIOK_only (sv_events);
220 } 238 }
… …
230 PUSHs (sv_events); 248 PUSHs (sv_events);
231 249
232 PUTBACK; 250 PUTBACK;
233 call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL); 251 call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL);
234 252
235 if (expect_false (SvREFCNT (sv_self) != 1 || sv_self_cache)) 253 if (ecb_expect_false (SvREFCNT (sv_self) != 1 || sv_self_cache))
236 SvREFCNT_dec (sv_self); 254 SvREFCNT_dec (sv_self);
237 else 255 else
238 { 256 {
239 SvREFCNT_dec (SvRV (sv_self)); 257 SvREFCNT_dec (SvRV (sv_self));
240 SvRV_set (sv_self, &PL_sv_undef); 258 SvRV_set (sv_self, &PL_sv_undef);
241 sv_self_cache = sv_self; 259 sv_self_cache = sv_self;
242 } 260 }
243 261
244 if (expect_false (SvREFCNT (sv_events) != 1 || sv_events_cache)) 262 if (ecb_expect_false (SvREFCNT (sv_events) != 1 || sv_events_cache))
245 SvREFCNT_dec (sv_events); 263 SvREFCNT_dec (sv_events);
246 else 264 else
247 sv_events_cache = sv_events; 265 sv_events_cache = sv_events;
248 266
249 if (expect_false (SvTRUE (ERRSV))) 267 if (ecb_expect_false (SvTRUE (ERRSV)))
250 { 268 {
251 SPAGAIN; 269 SPAGAIN;
252 PUSHMARK (SP); 270 PUSHMARK (SP);
253 PUTBACK; 271 PUTBACK;
254 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR); 272 call_sv (get_sv ("EV::DIED", 1), G_DISCARD | G_VOID | G_EVAL | G_KEEPERR);
… …
531 evapi.invoke = ev_invoke; 549 evapi.invoke = ev_invoke;
532 550
533 sv_setiv (sv, (IV)&evapi); 551 sv_setiv (sv, (IV)&evapi);
534 SvREADONLY_on (sv); 552 SvREADONLY_on (sv);
535 } 553 }
536#if !defined _WIN32 && !defined _MINIX 554#if !defined _WIN32 && !defined _MINIX && !EV_NO_ATFORK
537#if __linux 555/* unfortunately, musl neither implements the linux standard base,
556/* nor makes itself detectable via macros. yeah, right... */
557#if __linux && (__GLIBC__ || __UCLIBC__)
538 int __register_atfork(void (*prepare) (void), void (*parent) (void), void (*child) (void), void * __dso_handle); 558 int __register_atfork(void (*prepare) (void), void (*parent) (void), void (*child) (void), void * __dso_handle);
539 __register_atfork (0, 0, default_fork, 0); 559 __register_atfork (0, 0, default_fork, 0);
540#else 560#else
541 pthread_atfork (0, 0, default_fork); 561 pthread_atfork (0, 0, default_fork);
542#endif 562#endif
… …
578NV ev_time () 598NV ev_time ()
579 599
580void ev_feed_signal (SV *signal) 600void ev_feed_signal (SV *signal)
581 CODE: 601 CODE:
582{ 602{
583 Signal signum = s_signum (signal); 603 Signal signum = s_signum (signal);
584 CHECK_SIG (signal, signum); 604 CHECK_SIG (signal, signum);
585 605
586 ev_feed_signal (signum); 606 ev_feed_signal (signum);
587} 607}
588 608
… …
690 periodic_ns = 1 710 periodic_ns = 1
691 INIT: 711 INIT:
692 CHECK_REPEAT (interval); 712 CHECK_REPEAT (interval);
693 CODE: 713 CODE:
694{ 714{
695 ev_periodic *w; 715 ev_periodic *w;
696 w = e_new (sizeof (ev_periodic), cb, default_loop_sv); 716 w = e_new (sizeof (ev_periodic), cb, default_loop_sv);
697 e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0; 717 e_fh (w) = SvTRUE (reschedule_cb) ? newSVsv (reschedule_cb) : 0;
698 ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0); 718 ev_periodic_set (w, at, interval, e_fh (w) ? e_periodic_cb : 0);
699 RETVAL = e_bless ((ev_watcher *)w, stash_periodic); 719 RETVAL = e_bless ((ev_watcher *)w, stash_periodic);
700 if (!ix) START (periodic, w); 720 if (!ix) START (periodic, w);
… …
705ev_signal *signal (SV *signal, SV *cb) 725ev_signal *signal (SV *signal, SV *cb)
706 ALIAS: 726 ALIAS:
707 signal_ns = 1 727 signal_ns = 1
708 CODE: 728 CODE:
709{ 729{
710 Signal signum = s_signum (signal); 730 Signal signum = s_signum (signal);
711 CHECK_SIG (signal, signum); 731 CHECK_SIG (signal, signum);
712 732
713 RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv); 733 RETVAL = e_new (sizeof (ev_signal), cb, default_loop_sv);
714 ev_signal_set (RETVAL, signum); 734 ev_signal_set (RETVAL, signum);
715 if (!ix) START_SIGNAL (RETVAL); 735 if (!ix) START_SIGNAL (RETVAL);
… …
853 C_ARGS: e_loop (w), w 873 C_ARGS: e_loop (w), w
854 874
855void ev_feed_event (ev_watcher *w, int revents = EV_NONE) 875void ev_feed_event (ev_watcher *w, int revents = EV_NONE)
856 C_ARGS: e_loop (w), w, revents 876 C_ARGS: e_loop (w), w, revents
857 877
858int keepalive (ev_watcher *w, int new_value = 0) 878int keepalive (ev_watcher *w, SV *new_value = NO_INIT)
859 CODE: 879 CODE:
860{ 880{
861 RETVAL = w->e_flags & WFLAG_KEEPALIVE; 881 RETVAL = w->e_flags & WFLAG_KEEPALIVE;
862 new_value = new_value ? WFLAG_KEEPALIVE : 0;
863 882
864 if (items > 1 && ((new_value ^ w->e_flags) & WFLAG_KEEPALIVE)) 883 if (items > 1)
865 { 884 {
885 int value = SvTRUE (new_value) ? WFLAG_KEEPALIVE : 0;
886
887 if ((value ^ w->e_flags) & WFLAG_KEEPALIVE)
888 {
866 w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | new_value; 889 w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | value;
867 REF (w); 890 REF (w);
868 UNREF (w); 891 UNREF (w);
892 }
869 } 893 }
870} 894}
871 OUTPUT: 895 OUTPUT:
872 RETVAL 896 RETVAL
873 897
874SV *cb (ev_watcher *w, SV *new_cb = 0) 898SV *cb (ev_watcher *w, SV *new_cb = NO_INIT)
875 CODE: 899 CODE:
876{ 900{
877 if (items > 1) 901 if (items > 1)
878 { 902 {
879 new_cb = s_get_cv_croak (new_cb); 903 new_cb = s_get_cv_croak (new_cb);
… …
884 RETVAL = newRV_inc (w->cb_sv); 908 RETVAL = newRV_inc (w->cb_sv);
885} 909}
886 OUTPUT: 910 OUTPUT:
887 RETVAL 911 RETVAL
888 912
889SV *data (ev_watcher *w, SV *new_data = 0) 913SV *data (ev_watcher *w, SV *new_data = NO_INIT)
890 CODE: 914 CODE:
891{ 915{
892 RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef; 916 RETVAL = w->data ? newSVsv (w->data) : &PL_sv_undef;
893 917
894 if (items > 1) 918 if (items > 1)
… …
904 CODE: 928 CODE:
905 RETVAL = newRV_inc (w->loop); 929 RETVAL = newRV_inc (w->loop);
906 OUTPUT: 930 OUTPUT:
907 RETVAL 931 RETVAL
908 932
909int priority (ev_watcher *w, int new_priority = 0) 933int priority (ev_watcher *w, SV *new_priority = NO_INIT)
910 CODE: 934 CODE:
911{ 935{
912 RETVAL = w->priority; 936 RETVAL = w->priority;
913 937
914 if (items > 1) 938 if (items > 1)
… …
922 XPUSHs (ST (0)); 946 XPUSHs (ST (0));
923 PUTBACK; 947 PUTBACK;
924 call_method ("stop", G_DISCARD | G_VOID); 948 call_method ("stop", G_DISCARD | G_VOID);
925 } 949 }
926 950
927 ev_set_priority (w, new_priority); 951 ev_set_priority (w, SvIV (new_priority));
928 952
929 if (active) 953 if (active)
930 { 954 {
931 PUSHMARK (SP); 955 PUSHMARK (SP);
932 XPUSHs (ST (0)); 956 XPUSHs (ST (0));
… …
961 985
962 sv_setsv (e_fh (w), fh); 986 sv_setsv (e_fh (w), fh);
963 RESET (io, w, (w, fd, events)); 987 RESET (io, w, (w, fd, events));
964} 988}
965 989
966SV *fh (ev_io *w, SV *new_fh = 0) 990SV *fh (ev_io *w, SV *new_fh = NO_INIT)
967 CODE: 991 CODE:
968{ 992{
969 if (items > 1) 993 if (items > 1)
970 { 994 {
971 int fd = s_fileno (new_fh, w->events & EV_WRITE); 995 int fd = s_fileno (new_fh, w->events & EV_WRITE);
… …
980 RETVAL = newSVsv (e_fh (w)); 1004 RETVAL = newSVsv (e_fh (w));
981} 1005}
982 OUTPUT: 1006 OUTPUT:
983 RETVAL 1007 RETVAL
984 1008
985int events (ev_io *w, int new_events = EV_UNDEF) 1009int events (ev_io *w, int new_events = NO_INIT)
986 CODE: 1010 CODE:
987{ 1011{
988 RETVAL = w->events; 1012 RETVAL = w->events;
989 1013
990 if (items > 1) 1014 if (items > 1 && (new_events ^ w->events) & (EV_READ | EV_WRITE))
991 RESET (io, w, (w, w->fd, new_events)); 1015 {
1016 PAUSE (io);
1017 ev_io_modify (w, new_events);
1018 RESUME (io);
1019 }
992} 1020}
993 OUTPUT: 1021 OUTPUT:
994 RETVAL 1022 RETVAL
995 1023
996MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_ 1024MODULE = EV PACKAGE = EV::Signal PREFIX = ev_signal_
… …
1015 CHECK_SIG (signal, signum); 1043 CHECK_SIG (signal, signum);
1016 1044
1017 RESET_SIGNAL (w, (w, signum)); 1045 RESET_SIGNAL (w, (w, signum));
1018} 1046}
1019 1047
1020int signal (ev_signal *w, SV *new_signal = 0) 1048int signal (ev_signal *w, SV *new_signal = NO_INIT)
1021 CODE: 1049 CODE:
1022{ 1050{
1023 RETVAL = w->signum; 1051 RETVAL = w->signum;
1024 1052
1025 if (items > 1) 1053 if (items > 1)
1026 { 1054 {
1027 Signal signum = s_signum (new_signal); 1055 Signal signum = s_signum (new_signal);
1028 CHECK_SIG (new_signal, signum); 1056 CHECK_SIG (new_signal, signum);
1029
1030 RESET_SIGNAL (w, (w, signum)); 1057 RESET_SIGNAL (w, (w, signum));
1031 } 1058 }
1032} 1059}
1033 OUTPUT: 1060 OUTPUT:
1034 RETVAL 1061 RETVAL
… …
1043 1070
1044void ev_timer_stop (ev_timer *w) 1071void ev_timer_stop (ev_timer *w)
1045 CODE: 1072 CODE:
1046 STOP (timer, w); 1073 STOP (timer, w);
1047 1074
1048void ev_timer_again (ev_timer *w) 1075void ev_timer_again (ev_timer *w, NV repeat = NO_INIT)
1049 INIT:
1050 CHECK_REPEAT (w->repeat);
1051 CODE: 1076 CODE:
1077{
1078 if (items > 1)
1079 {
1080 CHECK_REPEAT (repeat);
1081 w->repeat = repeat;
1082 }
1083
1052 ev_timer_again (e_loop (w), w); 1084 ev_timer_again (e_loop (w), w);
1053 UNREF (w); 1085 UNREF (w);
1086}
1054 1087
1055NV ev_timer_remaining (ev_timer *w) 1088NV ev_timer_remaining (ev_timer *w)
1056 C_ARGS: e_loop (w), w 1089 C_ARGS: e_loop (w), w
1057 1090
1058void DESTROY (ev_timer *w) 1091void DESTROY (ev_timer *w)
… …
1064 INIT: 1097 INIT:
1065 CHECK_REPEAT (repeat); 1098 CHECK_REPEAT (repeat);
1066 CODE: 1099 CODE:
1067 RESET (timer, w, (w, after, repeat)); 1100 RESET (timer, w, (w, after, repeat));
1068 1101
1102NV repeat (ev_timer *w, SV *new_repeat = NO_INIT)
1103 CODE:
1104 RETVAL = w->repeat;
1105 if (items > 1)
1106 {
1107 NV repeat = SvNV (new_repeat);
1108 CHECK_REPEAT (repeat);
1109 w->repeat = repeat;
1110 }
1111 OUTPUT:
1112 RETVAL
1113
1069MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_ 1114MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_
1070 1115
1071void ev_periodic_start (ev_periodic *w) 1116void ev_periodic_start (ev_periodic *w)
1072 INIT: 1117 INIT:
1073 CHECK_REPEAT (w->interval); 1118 CHECK_REPEAT (w->interval);
… …
1103 CODE: 1148 CODE:
1104 RETVAL = ev_periodic_at (w); 1149 RETVAL = ev_periodic_at (w);
1105 OUTPUT: 1150 OUTPUT:
1106 RETVAL 1151 RETVAL
1107 1152
1153NV offset (ev_periodic *w, SV *new_offset = NO_INIT)
1154 CODE:
1155 RETVAL = w->offset;
1156 if (items > 1)
1157 w->offset = SvNV (new_offset);
1158 OUTPUT:
1159 RETVAL
1160
1161NV interval (ev_periodic *w, SV *new_interval = NO_INIT)
1162 CODE:
1163 RETVAL = w->interval;
1164 if (items > 1)
1165 {
1166 NV interval = SvNV (new_interval);
1167 CHECK_REPEAT (interval);
1168 w->interval = interval;
1169 }
1170 OUTPUT:
1171 RETVAL
1172
1173SV *reschedule_cb (ev_periodic *w, SV *new_reschedule_cb = NO_INIT)
1174 CODE:
1175 RETVAL = e_fh (w) ? e_fh (w) : &PL_sv_undef;
1176 if (items > 1)
1177 {
1178 sv_2mortal (RETVAL);
1179 e_fh (w) = SvTRUE (new_reschedule_cb) ? newSVsv (new_reschedule_cb) : 0;
1180 }
1181 OUTPUT:
1182 RETVAL
1183
1108MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_ 1184MODULE = EV PACKAGE = EV::Idle PREFIX = ev_idle_
1109 1185
1110void ev_idle_start (ev_idle *w) 1186void ev_idle_start (ev_idle *w)
1111 CODE: 1187 CODE:
1112 START (idle, w); 1188 START (idle, w);
… …
1245{ 1321{
1246 sv_setsv (e_fh (w), path); 1322 sv_setsv (e_fh (w), path);
1247 RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), interval)); 1323 RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), interval));
1248} 1324}
1249 1325
1250SV *path (ev_stat *w, SV *new_path = 0) 1326SV *path (ev_stat *w, SV *new_path = NO_INIT)
1251 CODE: 1327 CODE:
1252{ 1328{
1253 RETVAL = SvREFCNT_inc (e_fh (w)); 1329 RETVAL = e_fh (w) ? e_fh (w) : &PL_sv_undef;
1254 1330
1255 if (items > 1) 1331 if (items > 1)
1256 { 1332 {
1257 SvREFCNT_dec (e_fh (w)); 1333 sv_2mortal (RETVAL);
1258 e_fh (w) = newSVsv (new_path); 1334 e_fh (w) = newSVsv (new_path);
1259 RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), w->interval)); 1335 RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), w->interval));
1260 } 1336 }
1261} 1337}
1262 OUTPUT: 1338 OUTPUT:
1263 RETVAL 1339 RETVAL
1264 1340
1265NV interval (ev_stat *w, NV new_interval = 0.) 1341NV interval (ev_stat *w, SV *new_interval = NO_INIT)
1266 CODE: 1342 CODE:
1267{
1268 RETVAL = w->interval; 1343 RETVAL = w->interval;
1269
1270 if (items > 1) 1344 if (items > 1)
1271 RESET (stat, w, (w, SvPVbyte_nolen (e_fh (w)), new_interval)); 1345 {
1272} 1346 PAUSE (stat);
1347 w->interval = SvNV (new_interval);
1348 RESUME (stat);
1349 }
1273 OUTPUT: 1350 OUTPUT:
1274 RETVAL 1351 RETVAL
1275 1352
1276void prev (ev_stat *w) 1353void prev (ev_stat *w)
1277 ALIAS: 1354 ALIAS:

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