|
Packit |
6c4009 |
/* Helper program for testing the pthread_cond_t and pthread_condattr_t
|
|
Packit |
6c4009 |
pretty printers.
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
Copyright (C) 2016-2018 Free Software Foundation, Inc.
|
|
Packit |
6c4009 |
This file is part of the GNU C Library.
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
The GNU C Library is free software; you can redistribute it and/or
|
|
Packit |
6c4009 |
modify it under the terms of the GNU Lesser General Public
|
|
Packit |
6c4009 |
License as published by the Free Software Foundation; either
|
|
Packit |
6c4009 |
version 2.1 of the License, or (at your option) any later version.
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
The GNU C Library is distributed in the hope that it will be useful,
|
|
Packit |
6c4009 |
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
Packit |
6c4009 |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
|
|
Packit |
6c4009 |
Lesser General Public License for more details.
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
You should have received a copy of the GNU Lesser General Public
|
|
Packit |
6c4009 |
License along with the GNU C Library; if not, see
|
|
Packit |
6c4009 |
<http://www.gnu.org/licenses/>. */
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
/* Keep the calls to the pthread_* functions on separate lines to make it easy
|
|
Packit |
6c4009 |
to advance through the program using the gdb 'next' command. */
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
#include <time.h>
|
|
Packit |
6c4009 |
#include <pthread.h>
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
#define PASS 0
|
|
Packit |
6c4009 |
#define FAIL 1
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
static int condvar_reinit (pthread_cond_t *condvar,
|
|
Packit |
6c4009 |
const pthread_condattr_t *attr);
|
|
Packit |
6c4009 |
static int test_setclock (pthread_cond_t *condvar, pthread_condattr_t *attr);
|
|
Packit |
6c4009 |
static int test_setpshared (pthread_cond_t *condvar, pthread_condattr_t *attr);
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
/* Need these so we don't have lines longer than 79 chars. */
|
|
Packit |
6c4009 |
#define SET_SHARED(attr, shared) pthread_condattr_setpshared (attr, shared)
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
int
|
|
Packit |
6c4009 |
main (void)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
pthread_cond_t condvar;
|
|
Packit |
6c4009 |
pthread_condattr_t attr;
|
|
Packit |
6c4009 |
int result = FAIL;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
if (pthread_condattr_init (&attr) == 0
|
|
Packit |
6c4009 |
&& pthread_cond_init (&condvar, NULL) == 0
|
|
Packit |
6c4009 |
&& test_setclock (&condvar, &attr) == PASS
|
|
Packit |
6c4009 |
&& test_setpshared (&condvar, &attr) == PASS)
|
|
Packit |
6c4009 |
result = PASS;
|
|
Packit |
6c4009 |
/* Else, one of the pthread_cond* functions failed. */
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
return result;
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
/* Destroys CONDVAR and re-initializes it using ATTR. */
|
|
Packit |
6c4009 |
static int
|
|
Packit |
6c4009 |
condvar_reinit (pthread_cond_t *condvar, const pthread_condattr_t *attr)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
int result = FAIL;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
if (pthread_cond_destroy (condvar) == 0
|
|
Packit |
6c4009 |
&& pthread_cond_init (condvar, attr) == 0)
|
|
Packit |
6c4009 |
result = PASS;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
return result;
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
/* Tests setting the clock ID attribute. */
|
|
Packit |
6c4009 |
__attribute__ ((noinline))
|
|
Packit |
6c4009 |
static int
|
|
Packit |
6c4009 |
test_setclock (pthread_cond_t *condvar, pthread_condattr_t *attr)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
int result = FAIL;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
if (pthread_condattr_setclock (attr, CLOCK_REALTIME) == 0 /* Set clock. */
|
|
Packit |
6c4009 |
&& condvar_reinit (condvar, attr) == PASS)
|
|
Packit |
6c4009 |
result = PASS;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
return result;
|
|
Packit |
6c4009 |
}
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
/* Tests setting whether the condvar can be shared between processes. */
|
|
Packit |
6c4009 |
static int
|
|
Packit |
6c4009 |
test_setpshared (pthread_cond_t *condvar, pthread_condattr_t *attr)
|
|
Packit |
6c4009 |
{
|
|
Packit |
6c4009 |
int result = FAIL;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
if (SET_SHARED (attr, PTHREAD_PROCESS_SHARED) == 0 /* Set shared. */
|
|
Packit |
6c4009 |
&& condvar_reinit (condvar, attr) == PASS
|
|
Packit |
6c4009 |
&& SET_SHARED (attr, PTHREAD_PROCESS_PRIVATE) == 0
|
|
Packit |
6c4009 |
&& condvar_reinit (condvar, attr) == PASS)
|
|
Packit |
6c4009 |
result = PASS;
|
|
Packit |
6c4009 |
|
|
Packit |
6c4009 |
return result;
|
|
Packit |
6c4009 |
}
|