--- cvsroot/EV/EV.xs 2008/01/31 20:10:28 1.105 +++ cvsroot/EV/EV.xs 2009/04/15 17:49:26 1.121 @@ -4,15 +4,15 @@ /*#include */ +/* fix perl api breakage */ +#undef signal +#undef sigaction + #define EV_PROTOTYPES 1 #define EV_USE_NANOSLEEP EV_USE_MONOTONIC #define EV_H #include "EV/EVAPI.h" -/* fix perl api breakage */ -#undef signal -#undef sigaction - #define EV_SELECT_IS_WINSOCKET 0 #ifdef _WIN32 # define EV_SELECT_USE_FD_SET 0 @@ -26,24 +26,49 @@ # include #endif +/* 5.10.0 */ +#ifndef SvREFCNT_inc_NN +# define SvREFCNT_inc_NN(sv) SvREFCNT_inc (sv) +#endif + +/* 5.6.x */ +#ifndef SvRV_set +# define SvRV_set(a,b) SvRV ((a)) = (b) +#endif + +#if __GNUC__ >= 3 +# define expect(expr,value) __builtin_expect ((expr),(value)) +#else +# define expect(expr,value) (expr) +#endif + +#define expect_false(expr) expect ((expr) != 0, 0) +#define expect_true(expr) expect ((expr) != 0, 1) + #define e_loop(w) INT2PTR (struct ev_loop *, SvIVX ((w)->loop)) #define WFLAG_KEEPALIVE 1 +#define WFLAG_UNREFED 2 /* has been unref'ed */ #define UNREF(w) \ - if (!((w)->e_flags & WFLAG_KEEPALIVE) \ - && !ev_is_active (w)) \ - ev_unref (e_loop (w)); + if (!((w)->e_flags & (WFLAG_KEEPALIVE | WFLAG_UNREFED)) \ + && ev_is_active (w)) \ + { \ + ev_unref (e_loop (w)); \ + (w)->e_flags |= WFLAG_UNREFED; \ + } #define REF(w) \ - if (!((w)->e_flags & WFLAG_KEEPALIVE) \ - && ev_is_active (w)) \ - ev_ref (e_loop (w)); + if ((w)->e_flags & WFLAG_UNREFED) \ + { \ + (w)->e_flags &= ~WFLAG_UNREFED; \ + ev_ref (e_loop (w)); \ + } #define START(type,w) \ do { \ - UNREF (w); \ ev_ ## type ## _start (e_loop (w), w); \ + UNREF (w); \ } while (0) #define STOP(type,w) \ @@ -79,7 +104,8 @@ *stash_prepare, *stash_check, *stash_embed, - *stash_fork; + *stash_fork, + *stash_async; #ifndef SIG_SIZE /* kudos to Slaven Rezic for the idea */ @@ -128,9 +154,23 @@ return -1; } +static SV * +e_get_cv (SV *cb_sv) +{ + HV *st; + GV *gvp; + CV *cv = sv_2cv (cb_sv, &st, &gvp, 0); + + if (!cv) + croak ("EV watcher callback must be a CODE reference"); + + return (SV *)cv; +} + static void * e_new (int size, SV *cb_sv, SV *loop) { + SV *cv = cb_sv ? e_get_cv (cb_sv) : 0; ev_watcher *w; SV *self = NEWSV (0, size); SvPOK_only (self); @@ -138,13 +178,13 @@ w = (ev_watcher *)SvPVX (self); - ev_init (w, e_cb); + ev_init (w, cv ? e_cb : 0); w->loop = SvREFCNT_inc (SvRV (loop)); w->e_flags = WFLAG_KEEPALIVE; w->data = 0; w->fh = 0; - w->cb_sv = SvTEMP (cb_sv) && SvREFCNT (cb_sv) == 1 ? SvREFCNT_inc (cb_sv) : newSVsv (cb_sv); + w->cb_sv = SvREFCNT_inc (cv); w->self = self; return (void *)w; @@ -178,7 +218,7 @@ return rv; } -static SV *sv_events_cache; +static SV *sv_self_cache, *sv_events_cache; static void e_cb (EV_P_ ev_watcher *w, int revents) @@ -187,15 +227,32 @@ I32 mark = SP - PL_stack_base; SV *sv_self, *sv_events; - sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */ + /* libev might have stopped the watcher */ + if (expect_false (w->e_flags & WFLAG_UNREFED) + && !ev_is_active (w)) + REF (w); - if (sv_events_cache) + if (expect_true (sv_self_cache)) + { + sv_self = sv_self_cache; sv_self_cache = 0; + SvRV_set (sv_self, SvREFCNT_inc_NN (w->self)); + } + else + { + sv_self = newRV_inc (w->self); /* w->self MUST be blessed by now */ + SvREADONLY_on (sv_self); + } + + if (expect_true (sv_events_cache)) { sv_events = sv_events_cache; sv_events_cache = 0; SvIV_set (sv_events, revents); } else - sv_events = newSViv (revents); + { + sv_events = newSViv (revents); + SvREADONLY_on (sv_events); + } PUSHMARK (SP); EXTEND (SP, 2); @@ -205,14 +262,21 @@ PUTBACK; call_sv (w->cb_sv, G_DISCARD | G_VOID | G_EVAL); - SvREFCNT_dec (sv_self); + if (expect_false (SvREFCNT (sv_self) != 1 || sv_self_cache)) + SvREFCNT_dec (sv_self); + else + { + SvREFCNT_dec (SvRV (sv_self)); + SvRV_set (sv_self, &PL_sv_undef); + sv_self_cache = sv_self; + } - if (sv_events_cache) + if (expect_false (SvREFCNT (sv_events) != 1 || sv_events_cache)) SvREFCNT_dec (sv_events); else sv_events_cache = sv_events; - if (SvTRUE (ERRSV)) + if (expect_false (SvTRUE (ERRSV))) { SPAGAIN; PUSHMARK (SP); @@ -377,6 +441,7 @@ stash_embed = gv_stashpv ("EV::Embed" , 1); stash_stat = gv_stashpv ("EV::Stat" , 1); stash_fork = gv_stashpv ("EV::Fork" , 1); + stash_async = gv_stashpv ("EV::Async" , 1); { SV *sv = perl_get_sv ("EV::API", TRUE); @@ -390,13 +455,14 @@ evapi.supported_backends = ev_supported_backends (); evapi.recommended_backends = ev_recommended_backends (); evapi.embeddable_backends = ev_embeddable_backends (); - evapi.time = ev_time; - evapi.sleep = ev_sleep; + evapi.time_ = ev_time; + evapi.sleep_ = ev_sleep; evapi.loop_new = ev_loop_new; evapi.loop_destroy = ev_loop_destroy; evapi.loop_fork = ev_loop_fork; evapi.loop_count = ev_loop_count; evapi.now = ev_now; + evapi.now_update = ev_now_update; evapi.backend = ev_backend; evapi.unloop = ev_unloop; evapi.ref = ev_ref; @@ -472,11 +538,16 @@ unsigned int ev_embeddable_backends () +void ev_sleep (NV interval) + NV ev_time () NV ev_now () C_ARGS: evapi.default_loop +void ev_now_update () + C_ARGS: evapi.default_loop + unsigned int ev_backend () C_ARGS: evapi.default_loop @@ -628,7 +699,7 @@ OUTPUT: RETVAL -ev_embed *embed (struct ev_loop *loop, SV *cb = &PL_sv_undef) +ev_embed *embed (struct ev_loop *loop, SV *cb = 0) ALIAS: embed_ns = 1 CODE: @@ -639,14 +710,21 @@ RETVAL = e_new (sizeof (ev_embed), cb, default_loop_sv); RETVAL->fh = newSVsv (ST (0)); ev_embed_set (RETVAL, loop); - - if (!SvOK (cb)) ev_set_cb (RETVAL, 0); - if (!ix) START (embed, RETVAL); } OUTPUT: RETVAL +ev_async *async (SV *cb) + ALIAS: + async_ns = 1 + CODE: + RETVAL = e_new (sizeof (ev_async), cb, default_loop_sv); + ev_async_set (RETVAL); + if (!ix) START (async, RETVAL); + OUTPUT: + RETVAL + void once (SV *fh, int events, SV *timeout, SV *cb) CODE: ev_once ( @@ -682,8 +760,8 @@ if (items > 1 && ((new_value ^ w->e_flags) & WFLAG_KEEPALIVE)) { - REF (w); w->e_flags = (w->e_flags & ~WFLAG_KEEPALIVE) | new_value; + REF (w); UNREF (w); } } @@ -693,10 +771,14 @@ SV *cb (ev_watcher *w, SV *new_cb = 0) CODE: { - RETVAL = newSVsv (w->cb_sv); - if (items > 1) - sv_setsv (w->cb_sv, new_cb); + { + new_cb = e_get_cv (new_cb); + RETVAL = newRV_noinc (w->cb_sv); + w->cb_sv = SvREFCNT_inc (new_cb); + } + else + RETVAL = newRV_inc (w->cb_sv); } OUTPUT: RETVAL @@ -864,7 +946,6 @@ INIT: CHECK_REPEAT (w->repeat); CODE: - REF (w); ev_timer_again (e_loop (w), w); UNREF (w); @@ -879,12 +960,6 @@ CODE: RESET (timer, w, (w, after, repeat)); -NV at (ev_timer *w) - CODE: - RETVAL = w->at; - OUTPUT: - RETVAL - MODULE = EV PACKAGE = EV::Periodic PREFIX = ev_periodic_ void ev_periodic_start (ev_periodic *w) @@ -899,7 +974,6 @@ void ev_periodic_again (ev_periodic *w) CODE: - REF (w); ev_periodic_again (e_loop (w), w); UNREF (w); @@ -921,7 +995,7 @@ NV at (ev_periodic *w) CODE: - RETVAL = w->at; + RETVAL = ev_periodic_at (w); OUTPUT: RETVAL @@ -1137,6 +1211,33 @@ OUTPUT: RETVAL +void ev_embed_sweep (ev_embed *w) + C_ARGS: e_loop (w), w + +MODULE = EV PACKAGE = EV::Async PREFIX = ev_async_ + +void ev_async_start (ev_async *w) + CODE: + START (async, w); + +void ev_async_stop (ev_async *w) + CODE: + STOP (async, w); + +void DESTROY (ev_async *w) + CODE: + STOP (async, w); + e_destroy (w); + +void ev_async_send (ev_async *w) + C_ARGS: e_loop (w), w + +SV *ev_async_async_pending (ev_async *w) + CODE: + RETVAL = boolSV (ev_async_pending (w)); + OUTPUT: + RETVAL + MODULE = EV PACKAGE = EV::Loop PREFIX = ev_ SV *new (SV *klass, unsigned int flags = 0) @@ -1159,8 +1260,12 @@ void ev_loop_fork (struct ev_loop *loop) +void ev_loop_verify (struct ev_loop *loop) + NV ev_now (struct ev_loop *loop) +void ev_now_update (struct ev_loop *loop) + void ev_set_io_collect_interval (struct ev_loop *loop, NV interval) void ev_set_timeout_collect_interval (struct ev_loop *loop, NV interval) @@ -1313,7 +1418,7 @@ OUTPUT: RETVAL -ev_embed *embed (struct ev_loop *loop, struct ev_loop *other, SV *cb = &PL_sv_undef) +ev_embed *embed (struct ev_loop *loop, struct ev_loop *other, SV *cb = 0) ALIAS: embed_ns = 1 CODE: @@ -1324,14 +1429,21 @@ RETVAL = e_new (sizeof (ev_embed), cb, ST (0)); RETVAL->fh = newSVsv (ST (1)); ev_embed_set (RETVAL, other); - - if (!SvOK (cb)) ev_set_cb (RETVAL, 0); - if (!ix) START (embed, RETVAL); } OUTPUT: RETVAL +ev_async *async (struct ev_loop *loop, SV *cb) + ALIAS: + async_ns = 1 + CODE: + RETVAL = e_new (sizeof (ev_async), cb, ST (0)); + ev_async_set (RETVAL); + if (!ix) START (async, RETVAL); + OUTPUT: + RETVAL + void once (struct ev_loop *loop, SV *fh, int events, SV *timeout, SV *cb) CODE: ev_once (