cond_8h_source.html

/*

 * SPDX-FileCopyrightText: 2018 Sam Kumar

 * SPDX-License-Identifier: LGPL-2.1-only

 */


#pragma once


#include <stdbool.h>

#include <stddef.h>


#include "list.h"

#include "mutex.h"


#ifdef __cplusplus

extern "C" {

#endif


typedef struct {

    list_node_t queue;

} cond_t;


#define COND_INIT { { NULL } }


void cond_init(cond_t *cond);


void cond_wait(cond_t *cond, mutex_t *mutex);


void cond_signal(cond_t *cond);


void cond_broadcast(cond_t *cond);


#ifdef __cplusplus

}

#endif


cond_broadcast
void cond_broadcast(cond_t *cond)
Wakes up all threads waiting on the condition variable.

cond_wait
void cond_wait(cond_t *cond, mutex_t *mutex)
Waits on a condition.

cond_init
void cond_init(cond_t *cond)
Initializes a condition variable.

cond_signal
void cond_signal(cond_t *cond)
Wakes up one thread waiting on the condition variable.

list.h
Intrusive linked list.

list_node_t
struct list_node list_node_t
List node structure.

mutex.h
Mutex for thread synchronization.

cond_t
Condition variable structure.
Definition cond.h:151

cond_t::queue
list_node_t queue
The process waiting queue of the condition variable.
Definition cond.h:157

mutex_t
Mutex structure.
Definition mutex.h:36