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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* Fluent Bit
* ==========
* Copyright (C) 2015-2022 The Fluent Bit Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef FLB_TIME_UTILS_H
#define FLB_TIME_UTILS_H
#include <fluent-bit/flb_info.h>
#include <fluent-bit/flb_coro.h>
#include <fluent-bit/flb_scheduler.h>
static void flb_time_thread_wakeup(struct flb_config *config, void *data)
{
(void) config;
struct flb_coro *th;
th = (struct flb_coro *) data;
flb_coro_resume(th);
}
/*
* Sleep running thread for 'ms' (milliseconds). This function assume
* that's running in a co-routine.
*
* Internally it creates a timer and once the signal gets into the
* event loop after expiration time, this function resume.
*
* A context that invokes flb_time_sleep() will resume upon an
* internal call to flb_time_thread_wakeup().
*/
static FLB_INLINE void flb_time_sleep(int ms)
{
int ret;
struct flb_coro *coro;
struct flb_sched *sched;
coro = flb_coro_get();
if (!coro) {
flb_error("[thread] invalid context for thread_sleep()");
return;
}
/* Get the scheduler context */
sched = flb_sched_ctx_get();
assert(sched != NULL);
ret = flb_sched_timer_cb_create(sched, FLB_SCHED_TIMER_CB_ONESHOT,
ms, flb_time_thread_wakeup, coro, NULL);
if (ret == -1) {
return;
}
flb_coro_yield(coro, FLB_FALSE);
}
#endif
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