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glibc/nptl/tst-mutexpp10.c
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/* Copyright (C) 2006-2016 Free Software Foundation, Inc. | |
This file is part of the GNU C Library. | |
Contributed by Jakub Jelinek <jakub@redhat.com>, 2006. | |
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 <limits.h> | |
#include <pthread.h> | |
#include <sched.h> | |
#include <stdio.h> | |
#include <stdlib.h> | |
#include <string.h> | |
#include <unistd.h> | |
#include "tst-tpp.h" | |
static int | |
do_test (void) | |
{ | |
int ret = 0; | |
init_tpp_test (); | |
pthread_mutexattr_t ma; | |
if (pthread_mutexattr_init (&ma)) | |
{ | |
puts ("mutexattr_init failed"); | |
return 1; | |
} | |
if (pthread_mutexattr_setprotocol (&ma, PTHREAD_PRIO_PROTECT)) | |
{ | |
puts ("mutexattr_setprotocol failed"); | |
return 1; | |
} | |
int prioceiling; | |
if (pthread_mutexattr_getprioceiling (&ma, &prioceiling)) | |
{ | |
puts ("mutexattr_getprioceiling failed"); | |
return 1; | |
} | |
if (prioceiling < fifo_min || prioceiling > fifo_max) | |
{ | |
printf ("prioceiling %d not in %d..%d range\n", | |
prioceiling, fifo_min, fifo_max); | |
return 1; | |
} | |
if (fifo_max < INT_MAX | |
&& pthread_mutexattr_setprioceiling (&ma, fifo_max + 1) != EINVAL) | |
{ | |
printf ("mutexattr_setprioceiling %d did not fail with EINVAL\n", | |
fifo_max + 1); | |
return 1; | |
} | |
if (fifo_min > 0 | |
&& pthread_mutexattr_setprioceiling (&ma, fifo_min - 1) != EINVAL) | |
{ | |
printf ("mutexattr_setprioceiling %d did not fail with EINVAL\n", | |
fifo_min - 1); | |
return 1; | |
} | |
if (pthread_mutexattr_setprioceiling (&ma, fifo_min)) | |
{ | |
puts ("mutexattr_setprioceiling failed"); | |
return 1; | |
} | |
if (pthread_mutexattr_setprioceiling (&ma, fifo_max)) | |
{ | |
puts ("mutexattr_setprioceiling failed"); | |
return 1; | |
} | |
if (pthread_mutexattr_setprioceiling (&ma, 6)) | |
{ | |
puts ("mutexattr_setprioceiling failed"); | |
return 1; | |
} | |
if (pthread_mutexattr_getprioceiling (&ma, &prioceiling)) | |
{ | |
puts ("mutexattr_getprioceiling failed"); | |
return 1; | |
} | |
if (prioceiling != 6) | |
{ | |
printf ("mutexattr_getprioceiling returned %d != 6\n", | |
prioceiling); | |
return 1; | |
} | |
pthread_mutex_t m1, m2, m3; | |
int e = pthread_mutex_init (&m1, &ma); | |
if (e == ENOTSUP) | |
{ | |
puts ("cannot support selected type of mutexes"); | |
return 0; | |
} | |
else if (e != 0) | |
{ | |
puts ("mutex_init failed"); | |
return 1; | |
} | |
if (pthread_mutexattr_setprioceiling (&ma, 8)) | |
{ | |
puts ("mutexattr_setprioceiling failed"); | |
return 1; | |
} | |
if (pthread_mutex_init (&m2, &ma)) | |
{ | |
puts ("mutex_init failed"); | |
return 1; | |
} | |
if (pthread_mutexattr_setprioceiling (&ma, 5)) | |
{ | |
puts ("mutexattr_setprioceiling failed"); | |
return 1; | |
} | |
if (pthread_mutex_init (&m3, &ma)) | |
{ | |
puts ("mutex_init failed"); | |
return 1; | |
} | |
CHECK_TPP_PRIORITY (4, 4); | |
if (pthread_mutex_lock (&m1) != 0) | |
{ | |
puts ("mutex_lock failed"); | |
return 1; | |
} | |
CHECK_TPP_PRIORITY (4, 6); | |
if (pthread_mutex_trylock (&m2) != 0) | |
{ | |
puts ("mutex_lock failed"); | |
return 1; | |
} | |
CHECK_TPP_PRIORITY (4, 8); | |
if (pthread_mutex_lock (&m3) != 0) | |
{ | |
puts ("mutex_lock failed"); | |
return 1; | |
} | |
CHECK_TPP_PRIORITY (4, 8); | |
if (pthread_mutex_unlock (&m2) != 0) | |
{ | |
puts ("mutex_unlock failed"); | |
return 1; | |
} | |
CHECK_TPP_PRIORITY (4, 6); | |
if (pthread_mutex_unlock (&m1) != 0) | |
{ | |
puts ("mutex_unlock failed"); | |
return 1; | |
} | |
CHECK_TPP_PRIORITY (4, 5); | |
if (pthread_mutex_lock (&m2) != 0) | |
{ | |
puts ("mutex_lock failed"); | |
return 1; | |
} | |
CHECK_TPP_PRIORITY (4, 8); | |
if (pthread_mutex_unlock (&m2) != 0) | |
{ | |
puts ("mutex_unlock failed"); | |
return 1; | |
} | |
CHECK_TPP_PRIORITY (4, 5); | |
if (pthread_mutex_getprioceiling (&m1, &prioceiling)) | |
{ | |
puts ("mutex_getprioceiling m1 failed"); | |
return 1; | |
} | |
else if (prioceiling != 6) | |
{ | |
printf ("unexpected m1 prioceiling %d != 6\n", prioceiling); | |
return 1; | |
} | |
if (pthread_mutex_getprioceiling (&m2, &prioceiling)) | |
{ | |
puts ("mutex_getprioceiling m2 failed"); | |
return 1; | |
} | |
else if (prioceiling != 8) | |
{ | |
printf ("unexpected m2 prioceiling %d != 8\n", prioceiling); | |
return 1; | |
} | |
if (pthread_mutex_getprioceiling (&m3, &prioceiling)) | |
{ | |
puts ("mutex_getprioceiling m3 failed"); | |
return 1; | |
} | |
else if (prioceiling != 5) | |
{ | |
printf ("unexpected m3 prioceiling %d != 5\n", prioceiling); | |
return 1; | |
} | |
if (pthread_mutex_setprioceiling (&m1, 7, &prioceiling)) | |
{ | |
printf ("mutex_setprioceiling failed"); | |
return 1; | |
} | |
else if (prioceiling != 6) | |
{ | |
printf ("unexpected m1 old prioceiling %d != 6\n", prioceiling); | |
return 1; | |
} | |
if (pthread_mutex_getprioceiling (&m1, &prioceiling)) | |
{ | |
puts ("mutex_getprioceiling m1 failed"); | |
return 1; | |
} | |
else if (prioceiling != 7) | |
{ | |
printf ("unexpected m1 prioceiling %d != 7\n", prioceiling); | |
return 1; | |
} | |
CHECK_TPP_PRIORITY (4, 5); | |
if (pthread_mutex_unlock (&m3) != 0) | |
{ | |
puts ("mutex_unlock failed"); | |
return 1; | |
} | |
CHECK_TPP_PRIORITY (4, 4); | |
if (pthread_mutex_trylock (&m1) != 0) | |
{ | |
puts ("mutex_lock failed"); | |
return 1; | |
} | |
CHECK_TPP_PRIORITY (4, 7); | |
struct sched_param sp; | |
memset (&sp, 0, sizeof (sp)); | |
sp.sched_priority = 8; | |
if (pthread_setschedparam (pthread_self (), SCHED_FIFO, &sp)) | |
{ | |
puts ("cannot set scheduling params"); | |
return 1; | |
} | |
CHECK_TPP_PRIORITY (8, 8); | |
if (pthread_mutex_unlock (&m1) != 0) | |
{ | |
puts ("mutex_unlock failed"); | |
return 1; | |
} | |
CHECK_TPP_PRIORITY (8, 8); | |
if (pthread_mutex_lock (&m3) != EINVAL) | |
{ | |
puts ("pthread_mutex_lock didn't fail with EINVAL"); | |
return 1; | |
} | |
CHECK_TPP_PRIORITY (8, 8); | |
if (pthread_mutex_destroy (&m1) != 0) | |
{ | |
puts ("mutex_destroy failed"); | |
return 1; | |
} | |
if (pthread_mutex_destroy (&m2) != 0) | |
{ | |
puts ("mutex_destroy failed"); | |
return 1; | |
} | |
if (pthread_mutex_destroy (&m3) != 0) | |
{ | |
puts ("mutex_destroy failed"); | |
return 1; | |
} | |
if (pthread_mutexattr_destroy (&ma) != 0) | |
{ | |
puts ("mutexattr_destroy failed"); | |
return 1; | |
} | |
return ret; | |
} | |
#define TEST_FUNCTION do_test () | |
#include "../test-skeleton.c" |