63 lines
1.0 KiB
C
63 lines
1.0 KiB
C
// SPDX-License-Identifier: GPL-2.0-or-later
|
|
/*
|
|
* Copyright (c) Linux Test Project, 2009-2021
|
|
* Copyright (c) Crackerjack Project, 2007
|
|
* Ported from Crackerjack to LTP by Manas Kumar Nayak maknayak@in.ibm.com>
|
|
*/
|
|
|
|
/*\
|
|
* [Description]
|
|
*
|
|
* Basic tests for the tkill syscall.
|
|
*
|
|
* [Algorithm]
|
|
*
|
|
* Calls tkill and capture signal to verify success.
|
|
*/
|
|
|
|
#include <signal.h>
|
|
|
|
#include "lapi/syscalls.h"
|
|
#include "tst_test.h"
|
|
|
|
static volatile sig_atomic_t sig_flag;
|
|
|
|
static void sighandler(int sig)
|
|
{
|
|
if (sig == SIGUSR1)
|
|
sig_flag = 1;
|
|
}
|
|
|
|
static void setup(void)
|
|
{
|
|
SAFE_SIGNAL(SIGUSR1, sighandler);
|
|
}
|
|
|
|
static void run(void)
|
|
{
|
|
int tid;
|
|
int timeout_ms = 1000;
|
|
sig_flag = 0;
|
|
|
|
tid = tst_syscall(__NR_gettid);
|
|
TST_EXP_PASS(tst_syscall(__NR_tkill, tid, SIGUSR1));
|
|
|
|
while (timeout_ms--) {
|
|
if (sig_flag)
|
|
break;
|
|
|
|
usleep(1000);
|
|
}
|
|
|
|
if (sig_flag)
|
|
tst_res(TPASS, "signal captured");
|
|
else
|
|
tst_res(TFAIL, "signal not captured");
|
|
}
|
|
|
|
static struct tst_test test = {
|
|
.needs_tmpdir = 1,
|
|
.setup = setup,
|
|
.test_all = run,
|
|
};
|