[lttng-ust.git] / tests / unit / libcommon / get_cpu_mask_from_sysfs.c

/*
 * SPDX-License-Identifier: LGPL-2.1-only
 *
 * Copyright (C) 2022 Michael Jeanson <mjeanson@efficios.com>
 */

#include <stdio.h>
#include <stdlib.h>

#include "common/smp.h"

int main(int argc, char *argv[])
{
	int ret;
	char buf[LTTNG_UST_CPUMASK_SIZE];

	if( argc < 2 ) {
		fprintf(stderr, "Missing argument.\n");
		return EXIT_FAILURE;
	}

	ret = get_cpu_mask_from_sysfs((char *) &buf, LTTNG_UST_CPUMASK_SIZE, argv[1]);

	printf("%s", buf);

	if (ret >= 0)
		return EXIT_SUCCESS;
	else
		return EXIT_FAILURE;
}
Commit	Line	Data
fb0f6ca9 MJ	1	/*
	2	* SPDX-License-Identifier: LGPL-2.1-only
	3	*
	4	* Copyright (C) 2022 Michael Jeanson <mjeanson@efficios.com>
	5	*/
	6
	7	#include <stdio.h>
	8	#include <stdlib.h>
	9
	10	#include "common/smp.h"
	11
	12	int main(int argc, char *argv[])
	13	{
	14	int ret;
	15	char buf[LTTNG_UST_CPUMASK_SIZE];
	16
	17	if( argc < 2 ) {
	18	fprintf(stderr, "Missing argument.\n");
	19	return EXIT_FAILURE;
	20	}
	21
	22	ret = get_cpu_mask_from_sysfs((char *) &buf, LTTNG_UST_CPUMASK_SIZE, argv[1]);
	23
	24	printf("%s", buf);
	25
	26	if (ret >= 0)
	27	return EXIT_SUCCESS;
	28	else
	29	return EXIT_FAILURE;
	30	}