mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-09 23:00:07 +00:00
79 lines
2.2 KiB
C
79 lines
2.2 KiB
C
/* Check resulting signal mask from POSIX timer using SIGEV_THREAD.
|
|
Copyright (C) 2020-2024 Free Software Foundation, Inc.
|
|
This file is part of the GNU C Library.
|
|
|
|
The GNU C Library is free software; you can redistribute it and/or
|
|
modify it under the terms of the GNU Lesser General Public
|
|
License as published by the Free Software Foundation; either
|
|
version 2.1 of the License, or (at your option) any later version.
|
|
|
|
The GNU C Library is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public
|
|
License along with the GNU C Library; if not, see
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#include <stdio.h>
|
|
#include <time.h>
|
|
#include <signal.h>
|
|
#include <stdbool.h>
|
|
|
|
#include <support/check.h>
|
|
#include <support/test-driver.h>
|
|
#include <support/xthread.h>
|
|
|
|
#include <internal-signals.h>
|
|
|
|
static pthread_barrier_t barrier;
|
|
|
|
static void
|
|
thread_handler (union sigval sv)
|
|
{
|
|
sigset_t ss;
|
|
sigprocmask (SIG_BLOCK, NULL, &ss);
|
|
if (test_verbose > 0)
|
|
printf ("%s: blocked signal mask = { ", __func__);
|
|
for (int sig = 1; sig < NSIG; sig++)
|
|
{
|
|
/* POSIX timers threads created to handle SIGEV_THREAD block all
|
|
signals except SIGKILL, SIGSTOP and glibc internals ones. */
|
|
if (sigismember (&ss, sig))
|
|
{
|
|
TEST_VERIFY (sig != SIGKILL && sig != SIGSTOP);
|
|
TEST_VERIFY (!is_internal_signal (sig));
|
|
}
|
|
if (test_verbose && sigismember (&ss, sig))
|
|
printf ("%d, ", sig);
|
|
}
|
|
if (test_verbose > 0)
|
|
printf ("}\n");
|
|
|
|
xpthread_barrier_wait (&barrier);
|
|
}
|
|
|
|
static int
|
|
do_test (void)
|
|
{
|
|
struct sigevent sev = { 0 };
|
|
sev.sigev_notify = SIGEV_THREAD;
|
|
sev.sigev_notify_function = &thread_handler;
|
|
|
|
timer_t timerid;
|
|
TEST_COMPARE (timer_create (CLOCK_REALTIME, &sev, &timerid), 0);
|
|
|
|
xpthread_barrier_init (&barrier, NULL, 2);
|
|
|
|
struct itimerspec trigger = { 0 };
|
|
trigger.it_value.tv_nsec = 1000000;
|
|
TEST_COMPARE (timer_settime (timerid, 0, &trigger, NULL), 0);
|
|
|
|
xpthread_barrier_wait (&barrier);
|
|
|
|
return 0;
|
|
}
|
|
|
|
#include <support/test-driver.c>
|