diff options
| author | Brad Smith <brad@cvs.openbsd.org> | 2006-03-28 15:32:14 +0000 |
|---|---|---|
| committer | Brad Smith <brad@cvs.openbsd.org> | 2006-03-28 15:32:14 +0000 |
| commit | cff9071d88082990af47a0a05d95dfb54bdff887 (patch) | |
| tree | 2bf0d3b748d8494adb6d2811b146739d14db7d30 /lib/libevent | |
| parent | 7f51172409696fad7c4d2793e777d1dd1271d0ad (diff) | |
use clock_gettime if available.
From claudio@ via libevent CVS
ok claudio@
Diffstat (limited to 'lib/libevent')
| -rw-r--r-- | lib/libevent/Makefile | 3 | ||||
| -rw-r--r-- | lib/libevent/event.c | 38 |
2 files changed, 32 insertions, 9 deletions
diff --git a/lib/libevent/Makefile b/lib/libevent/Makefile index cd1f36ba6f5..5a76c369aa7 100644 --- a/lib/libevent/Makefile +++ b/lib/libevent/Makefile @@ -1,4 +1,4 @@ -# $OpenBSD: Makefile,v 1.19 2006/01/23 20:18:20 brad Exp $ +# $OpenBSD: Makefile,v 1.20 2006/03/28 15:32:13 brad Exp $ LIB= event WANTLINT= @@ -24,6 +24,7 @@ MLINKS= event.3 event_init.3 event.3 event_dispatch.3 event.3 event_loop.3 \ event.3 evbuffer_readline.3 CFLAGS+= -I${.CURDIR} \ + -DHAVE_CLOCK_GETTIME \ -DHAVE_FCNTL_H \ -DHAVE_POLL \ -DHAVE_SELECT \ diff --git a/lib/libevent/event.c b/lib/libevent/event.c index fb5e1bac179..b03918d3f11 100644 --- a/lib/libevent/event.c +++ b/lib/libevent/event.c @@ -1,4 +1,4 @@ -/* $OpenBSD: event.c,v 1.11 2005/07/02 07:15:13 grunk Exp $ */ +/* $OpenBSD: event.c,v 1.12 2006/03/28 15:32:13 brad Exp $ */ /* * Copyright (c) 2000-2004 Niels Provos <provos@citi.umich.edu> @@ -140,6 +140,23 @@ compare(struct event *a, struct event *b) return (0); } +static int +gettime(struct timeval *tp) +{ +#ifdef HAVE_CLOCK_GETTIME + struct timespec ts; + + if (clock_gettime(CLOCK_MONOTONIC, &ts) == -1) + return (-1); + tp->tv_sec = ts.tv_sec; + tp->tv_usec = ts.tv_nsec / 1000; +#else + gettimeofday(tp, NULL); +#endif + + return (0); +} + RB_PROTOTYPE(event_tree, event, ev_timeout_node, compare); RB_GENERATE(event_tree, event, ev_timeout_node, compare); @@ -155,7 +172,7 @@ event_init(void) event_sigcb = NULL; event_gotsig = 0; - gettimeofday(¤t_base->event_tv, NULL); + gettime(¤t_base->event_tv); RB_INIT(¤t_base->timetree); TAILQ_INIT(¤t_base->eventqueue); @@ -343,7 +360,7 @@ event_base_loop(struct event_base *base, int flags) } /* Check if time is running backwards */ - gettimeofday(&tv, NULL); + gettime(&tv); if (timercmp(&tv, &base->event_tv, <)) { struct timeval off; event_debug(("%s: time is running backwards, corrected", @@ -504,6 +521,7 @@ event_priority_set(struct event *ev, int pri) int event_pending(struct event *ev, short event, struct timeval *tv) { + struct timeval now, res; int flags = 0; if (ev->ev_flags & EVLIST_INSERTED) @@ -518,8 +536,12 @@ event_pending(struct event *ev, short event, struct timeval *tv) event &= (EV_TIMEOUT|EV_READ|EV_WRITE|EV_SIGNAL); /* See if there is a timeout that we should report */ - if (tv != NULL && (flags & event & EV_TIMEOUT)) - *tv = ev->ev_timeout; + if (tv != NULL && (flags & event & EV_TIMEOUT)) { + gettime(&now); + timersub(&ev->ev_timeout, &now, &res); + gettimeofday(&now, NULL); + timeradd(&now, &res, tv); + } return (flags & event); } @@ -563,7 +585,7 @@ event_add(struct event *ev, struct timeval *tv) event_queue_remove(base, ev, EVLIST_ACTIVE); } - gettimeofday(&now, NULL); + gettime(&now); timeradd(&now, tv, &ev->ev_timeout); event_debug(( @@ -659,7 +681,7 @@ timeout_next(struct event_base *base, struct timeval *tv) return (0); } - if (gettimeofday(&now, NULL) == -1) + if (gettime(&now) == -1) return (-1); if (timercmp(&ev->ev_timeout, &now, <=)) { @@ -695,7 +717,7 @@ timeout_process(struct event_base *base) struct timeval now; struct event *ev, *next; - gettimeofday(&now, NULL); + gettime(&now); for (ev = RB_MIN(event_tree, &base->timetree); ev; ev = next) { if (timercmp(&ev->ev_timeout, &now, >)) |