Permalink
Cannot retrieve contributors at this time
Name already in use
A tag already exists with the provided branch name. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. Are you sure you want to create this branch?
glibc/nptl/tst-kill2.c
Go to fileThis commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
138 lines (113 sloc)
2.96 KB
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
/* Copyright (C) 2003-2016 Free Software Foundation, Inc. | |
This file is part of the GNU C Library. | |
Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. | |
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 | |
<http://www.gnu.org/licenses/>. */ | |
#include <errno.h> | |
#include <pthread.h> | |
#include <signal.h> | |
#include <stdio.h> | |
#include <stdlib.h> | |
#include <sys/time.h> | |
static pthread_cond_t c = PTHREAD_COND_INITIALIZER; | |
static pthread_mutex_t m = PTHREAD_MUTEX_INITIALIZER; | |
static pthread_barrier_t b; | |
static void * | |
tf (void *a) | |
{ | |
/* Block SIGUSR1. */ | |
sigset_t ss; | |
sigemptyset (&ss); | |
sigaddset (&ss, SIGUSR1); | |
if (pthread_sigmask (SIG_BLOCK, &ss, NULL) != 0) | |
{ | |
puts ("child: sigmask failed"); | |
exit (1); | |
} | |
if (pthread_mutex_lock (&m) != 0) | |
{ | |
puts ("child: mutex_lock failed"); | |
exit (1); | |
} | |
int e = pthread_barrier_wait (&b); | |
if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) | |
{ | |
puts ("child: barrier_wait failed"); | |
exit (1); | |
} | |
/* Compute timeout. */ | |
struct timeval tv; | |
(void) gettimeofday (&tv, NULL); | |
struct timespec ts; | |
TIMEVAL_TO_TIMESPEC (&tv, &ts); | |
/* Timeout: 1sec. */ | |
ts.tv_sec += 1; | |
/* This call should never return. */ | |
if (pthread_cond_timedwait (&c, &m, &ts) != ETIMEDOUT) | |
{ | |
puts ("cond_timedwait didn't time out"); | |
exit (1); | |
} | |
return NULL; | |
} | |
int | |
do_test (void) | |
{ | |
pthread_t th; | |
if (pthread_barrier_init (&b, NULL, 2) != 0) | |
{ | |
puts ("barrier_init failed"); | |
exit (1); | |
} | |
if (pthread_create (&th, NULL, tf, NULL) != 0) | |
{ | |
puts ("create failed"); | |
exit (1); | |
} | |
int e = pthread_barrier_wait (&b); | |
if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) | |
{ | |
puts ("barrier_wait failed"); | |
exit (1); | |
} | |
if (pthread_mutex_lock (&m) != 0) | |
{ | |
puts ("mutex_lock failed"); | |
exit (1); | |
} | |
/* Send the thread a signal which it has blocked. */ | |
if (pthread_kill (th, SIGUSR1) != 0) | |
{ | |
puts ("kill failed"); | |
exit (1); | |
} | |
if (pthread_mutex_unlock (&m) != 0) | |
{ | |
puts ("mutex_unlock failed"); | |
exit (1); | |
} | |
void *r; | |
if (pthread_join (th, &r) != 0) | |
{ | |
puts ("join failed"); | |
exit (1); | |
} | |
if (r != NULL) | |
{ | |
puts ("return value wrong"); | |
exit (1); | |
} | |
return 0; | |
} | |
#define TIMEOUT 5 | |
#define TEST_FUNCTION do_test () | |
#include "../test-skeleton.c" |