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pthread_once.h
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1/*
2 * SPDX-FileCopyrightText: 2014 René Kijewski <rene.kijewski@fu-berlin.de>
3 * SPDX-License-Identifier: LGPL-2.1-only
4 */
5
6#pragma once
7
15
16#ifdef __cplusplus
17extern "C" {
18#endif
19
25typedef struct {
26 int is_initialized;
27 int init_executed;
28} pthread_once_t;
29
36#define PTHREAD_ONCE_INIT { 1, 0 }
37
47int pthread_once(pthread_once_t *once_control, void (*init_routine)(void));
48
49#ifdef __cplusplus
50}
51#endif
52
pthread_once
int pthread_once(pthread_once_t *once_control, void(*init_routine)(void))
Helper function that ensures that init_routine is called at once.
pthread_once_t
Datatype to supply to pthread_once().
Definition pthread_once.h:25
pthread_once_t::is_initialized
int is_initialized
initialized
Definition pthread_once.h:26
pthread_once_t::init_executed
int init_executed
init function executed
Definition pthread_once.h:27