rstatus_t
core_loop(struct context *ctx)
{
int nsd, delta;
int64_t now;
now = nc_msec_now();
while (now >= ctx->next_tick) {
core_tick(ctx);
ctx->next_tick += NC_TICK_INTERVAL;
}
delta = (int)(ctx->next_tick - now);
ASSERT(delta > 0);
ctx->timeout = MIN(delta, ctx->timeout);
nsd = event_wait(ctx->evb, ctx->timeout);
if (nsd < 0) {
return nsd;
}
core_timeout(ctx);
stats_swap(ctx->stats);
return NC_OK;
}
rstatus_t
core_loop(struct context *ctx)
{
int i, nsd, timeout;
/* Note that we want call select() even if there are no
* file events to process as long as we want to process time
* events, in order to sleep until the next time event is ready
* to fire. */
struct time_event *shortest = NULL;
struct timeval tv, *tvp;
shortest = event_search_nearest_timer(ctx);
if (shortest) {
long now_sec, now_ms;
/* Calculate the time missing for the nearest
* timer to fire. */
event_get_time(&now_sec, &now_ms);
tvp = &tv;
tvp->tv_sec = shortest->when_sec - now_sec;
if (shortest->when_ms < now_ms) {
tvp->tv_usec = ((shortest->when_ms+1000) - now_ms)*1000;
tvp->tv_sec --;
} else {
tvp->tv_usec = (shortest->when_ms - now_ms)*1000;
}
if (tvp->tv_sec < 0) tvp->tv_sec = 0;
if (tvp->tv_usec < 0) tvp->tv_usec = 0;
timeout = tvp->tv_sec*1000 + tvp->tv_usec/1000;
if (ctx->timeout < timeout) {
timeout = ctx->timeout;
}
} else {
timeout = ctx->timeout;
}
nsd = event_wait(ctx->ep, ctx->event, ctx->nevent, timeout);
if (nsd < 0) {
return nsd;
}
for (i = 0; i < nsd; i++) {
struct epoll_event *ev = &ctx->event[i];
core_core(ctx, ev->data.ptr, ev->events);
}
event_process_timer(ctx);
core_timeout(ctx);
stats_swap(ctx->stats);
return NC_OK;
}
rstatus_t
core_loop(struct context *ctx)
{
int nsd;
nsd = event_wait(ctx->evb, ctx->timeout);
if (nsd < 0) {
return nsd;
}
core_timeout(ctx);
stats_swap(ctx->stats);
return NC_OK;
}
rstatus_t
core_loop(struct context *ctx)
{
int nsd;
core_process_messages();
nsd = event_wait(ctx->evb, ctx->timeout);
if (nsd < 0) {
return nsd;
}
core_timeout(ctx);
stats_swap(ctx->stats);
return DN_OK;
}
rstatus_t
core_loop(struct context *ctx)
{
int i, nsd;
nsd = event_wait(ctx->ep, ctx->event, ctx->nevent, ctx->timeout);
if (nsd < 0) {
return nsd;
}
for (i = 0; i < nsd; i++) {
struct epoll_event *ev = &ctx->event[i];
core_core(ctx, ev->data.ptr, ev->events);
}
core_timeout(ctx);
stats_swap(ctx->stats);
return NC_OK;
}