[lttng-tools.git] / tests / utils / testapp / signal-helper.hpp

/*
 * Copyright (C) 2018 Jérémie Galarneau <jeremie.galarneau@efficios.com>
 *
 * SPDX-License-Identifier: LGPL-2.1-only
 *
 */

#ifndef LTTNG_TESTAPP_SIGNAL_HELPER_H
#define LTTNG_TESTAPP_SIGNAL_HELPER_H

#include <signal.h>

static volatile int should_quit;

static
void sighandler(int sig)
{
	if (sig == SIGTERM) {
		should_quit = 1;
	}
}

static
int set_signal_handler(void)
{
	int ret;
	struct sigaction sa {};
	sa.sa_flags = 0;
	sa.sa_handler = sighandler;

	ret = sigemptyset(&sa.sa_mask);
	if (ret) {
		perror("sigemptyset");
		goto end;
	}

	ret = sigaction(SIGTERM, &sa, NULL);
	if (ret) {
		perror("sigaction");
		goto end;
	}
end:
	return ret;
}

#endif /* LTTNG_TESTAPP_SIGNAL_HELPER_H */
Commit	Line	Data
95983a02	1	/*
9d16b343	2	* Copyright (C) 2018 Jérémie Galarneau <jeremie.galarneau@efficios.com>
95983a02	3	*
9d16b343	4	* SPDX-License-Identifier: LGPL-2.1-only
95983a02	5	*
95983a02 JG	6	*/
	7
	8	#ifndef LTTNG_TESTAPP_SIGNAL_HELPER_H
	9	#define LTTNG_TESTAPP_SIGNAL_HELPER_H
	10
	11	#include <signal.h>
	12
	13	static volatile int should_quit;
	14
	15	static
	16	void sighandler(int sig)
	17	{
	18	if (sig == SIGTERM) {
	19	should_quit = 1;
	20	}
	21	}
	22
	23	static
	24	int set_signal_handler(void)
	25	{
	26	int ret;
729c1fec SM	27	struct sigaction sa {};
	28	sa.sa_flags = 0;
	29	sa.sa_handler = sighandler;
95983a02 JG	30
	31	ret = sigemptyset(&sa.sa_mask);
	32	if (ret) {
	33	perror("sigemptyset");
	34	goto end;
	35	}
	36
	37	ret = sigaction(SIGTERM, &sa, NULL);
	38	if (ret) {
	39	perror("sigaction");
	40	goto end;
	41	}
	42	end:
	43	return ret;
	44	}
	45
	46	#endif /* LTTNG_TESTAPP_SIGNAL_HELPER_H */