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Fix timers when polling loop gets delayed

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Past due timers should be brought forward to restore interval.

PUBLISHED_FROM=dbe1b8b98804cf8de81e1dbe814222422363278f
This commit is contained in:
Deomid Ryabkov 2017-05-03 13:39:37 +01:00 committed by Cesanta Bot
parent 0ea3cdd228
commit d7a633bfa3
1 changed files with 4 additions and 1 deletions
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mongoose.c
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@ -14850,7 +14850,7 @@ time_t mg_lwip_if_poll(struct mg_iface *iface, int timeout_ms) {
uint32_t mg_lwip_get_poll_delay_ms(struct mg_mgr *mgr) {
struct mg_connection *nc;
double now = mg_time();
double now;
double min_timer = 0;
int num_timers = 0;
mg_ev_mgr_lwip_process_signals(mgr);
@ -14876,7 +14876,10 @@ uint32_t mg_lwip_get_poll_delay_ms(struct mg_mgr *mgr) {
}
}
uint32_t timeout_ms = ~0;
now = mg_time();
if (num_timers > 0) {
/* If we have a timer that is past due, do a poll ASAP. */
if (min_timer < now) return 0;
double timer_timeout_ms = (min_timer - now) * 1000 + 1 /* rounding */;
if (timer_timeout_ms < timeout_ms) {
timeout_ms = timer_timeout_ms;