mirror of
https://github.com/warmcat/libwebsockets.git
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fed78bef42
Adapt service loops and event libs to use microsecond waits internally, for hrtimer and sequencer. Reduce granularity according to platform / event lib wait. Add a helper so there's a single place to extend it.
43 lines
1.2 KiB
C
43 lines
1.2 KiB
C
/*
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* libwebsockets - small server side websockets and web server implementation
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*
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* Copyright (C) 2010-2018 Andy Green <andy@warmcat.com>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation:
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* version 2.1 of the License.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
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* MA 02110-1301 USA
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*/
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#include "core/private.h"
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lws_usec_t
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__lws_event_service_get_earliest_wake(struct lws_context_per_thread *pt,
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lws_usec_t usnow)
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{
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lws_usec_t t, us = 0;
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char seen = 0;
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t = __lws_hrtimer_service(pt, usnow);
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if (t && (!seen || t < us)) {
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us = t;
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seen = 1;
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}
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t = __lws_seq_timeout_check(pt, usnow);
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if (t && (!seen || t < us)) {
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us = t;
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seen = 1;
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}
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return us;
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}
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