[lttng-tools.git] / src / common / thread.c

/*
 * Copyright (C) 2020 Michael Jeanson <mjeanson@efficios.com>
 *
 * SPDX-License-Identifier: LGPL-2.1-only
 *
 */

#include <string.h>

#include <common/compat/pthread.h>
#include "thread.h"

#define LTTNG_PTHREAD_NAMELEN 16

int lttng_thread_setname(const char *name)
{
	int ret;
	char pthread_name[LTTNG_PTHREAD_NAMELEN];

	/*
	 * Truncations are expected since pthread limits thread names to
	 * a generous 16 characters.
	 */
	strncpy(pthread_name, name, sizeof(pthread_name));
	pthread_name[sizeof(pthread_name) - 1] = '\0';

	ret = lttng_pthread_setname_np(pthread_name);

	return ret;
}
Commit	Line	Data
	1	/*
	2	* Copyright (C) 2020 Michael Jeanson <mjeanson@efficios.com>
	3	*
	4	* SPDX-License-Identifier: LGPL-2.1-only
	5	*
	6	*/
	7
	8	#include <string.h>
	9
	10	#include <common/compat/pthread.h>
	11	#include "thread.h"
	12
	13	#define LTTNG_PTHREAD_NAMELEN 16
	14
	15	int lttng_thread_setname(const char *name)
	16	{
	17	int ret;
	18	char pthread_name[LTTNG_PTHREAD_NAMELEN];
	19
	20	/*
	21	* Truncations are expected since pthread limits thread names to
	22	* a generous 16 characters.
	23	*/
	24	strncpy(pthread_name, name, sizeof(pthread_name));
	25	pthread_name[sizeof(pthread_name) - 1] = '\0';
	26
	27	ret = lttng_pthread_setname_np(pthread_name);
	28
	29	return ret;
	30	}
	31