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* stdio-common/tstdiomisc.c: If FLT_EVEL_METHOD is 2 use long
double math to generate NaN results.
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Ulrich Drepper
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Dec 27, 2005
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/* Copyright (C) 2005 Free Software Foundation, Inc. | ||
This file is part of the GNU C Library. | ||
Contributed by Ulrich Drepper <drepper@redhat.com>, 2005. | ||
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, write to the Free | ||
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA | ||
02111-1307 USA. */ | ||
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#include <errno.h> | ||
#include <pthread.h> | ||
#include <stdbool.h> | ||
#include <stdio.h> | ||
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static pthread_barrier_t b; | ||
static pthread_cond_t c = PTHREAD_COND_INITIALIZER; | ||
static pthread_mutex_t m; | ||
static bool first = true; | ||
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static void * | ||
tf (void *arg) | ||
{ | ||
long int n = (long int) arg; | ||
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if (pthread_mutex_lock (&m) != 0) | ||
{ | ||
printf ("thread %ld: mutex_lock failed\n", n + 1); | ||
exit (1); | ||
} | ||
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int e = pthread_barrier_wait (&b); | ||
if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) | ||
{ | ||
printf ("thread %ld: barrier_wait failed\n", n + 1); | ||
exit (1); | ||
} | ||
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e = pthread_cond_wait (&c, &m); | ||
if (first) | ||
{ | ||
if (e != 0) | ||
{ | ||
printf ("thread %ld: cond_wait failed\n", n + 1); | ||
exit (1); | ||
} | ||
first = false; | ||
} | ||
else | ||
{ | ||
if (e != EOWNERDEAD) | ||
{ | ||
printf ("thread %ld: cond_wait did not return EOWNERDEAD\n", n + 1); | ||
exit (1); | ||
} | ||
} | ||
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if (pthread_cancel (pthread_self ()) != 0) | ||
{ | ||
printf ("thread %ld: cancel failed\n", n + 1); | ||
exit (1); | ||
} | ||
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pthread_testcancel (); | ||
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printf ("thread %ld: testcancel returned\n", n + 1); | ||
exit (1); | ||
} | ||
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static int | ||
do_test (void) | ||
{ | ||
pthread_mutexattr_t a; | ||
if (pthread_mutexattr_init (&a) != 0) | ||
{ | ||
puts ("mutexattr_init failed"); | ||
return 1; | ||
} | ||
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if (pthread_mutexattr_setrobust_np (&a, PTHREAD_MUTEX_ROBUST_NP) != 0) | ||
{ | ||
puts ("mutexattr_setrobust failed"); | ||
return 1; | ||
} | ||
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if (pthread_mutex_init (&m, &a) != 0) | ||
{ | ||
puts ("mutex_init failed"); | ||
return 1; | ||
} | ||
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if (pthread_mutexattr_destroy (&a) != 0) | ||
{ | ||
puts ("mutexattr_destroy failed"); | ||
return 1; | ||
} | ||
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if (pthread_barrier_init (&b, NULL, 2) != 0) | ||
{ | ||
puts ("barrier_init failed"); | ||
return 1; | ||
} | ||
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#define N 5 | ||
pthread_t th[N]; | ||
for (long int n = 0; n < N; ++n) | ||
{ | ||
if (pthread_create (&th[n], NULL, tf, (void *) n) != 0) | ||
{ | ||
printf ("pthread_create loop %ld failed\n", n + 1); | ||
return 1; | ||
} | ||
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int e = pthread_barrier_wait (&b); | ||
if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) | ||
{ | ||
printf ("parent: barrier_wait failed in round %ld\n", n + 1); | ||
return 1; | ||
} | ||
} | ||
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if (pthread_mutex_lock (&m) != 0) | ||
{ | ||
puts ("parent: mutex_lock failed"); | ||
return 1; | ||
} | ||
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if (pthread_mutex_unlock (&m) != 0) | ||
{ | ||
puts ("parent: mutex_unlock failed"); | ||
return 1; | ||
} | ||
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if (pthread_cond_broadcast (&c) != 0) | ||
{ | ||
puts ("cond_broadcast failed"); | ||
return 1; | ||
} | ||
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for (int n = 0; n < N; ++n) | ||
{ | ||
void *res; | ||
if (pthread_join (th[n], &res) != 0) | ||
{ | ||
printf ("join round %d failed\n", n + 1); | ||
return 1; | ||
} | ||
if (res != PTHREAD_CANCELED) | ||
{ | ||
printf ("thread %d not canceled\n", n + 1); | ||
return 1; | ||
} | ||
} | ||
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int e = pthread_mutex_lock (&m); | ||
if (e == 0) | ||
{ | ||
puts ("parent: 2nd mutex_lock succeeded"); | ||
return 1; | ||
} | ||
if (e != EOWNERDEAD) | ||
{ | ||
puts ("parent: mutex_lock did not return EOWNERDEAD"); | ||
return 1; | ||
} | ||
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if (pthread_mutex_unlock (&m) != 0) | ||
{ | ||
puts ("parent: 2nd mutex_unlock failed"); | ||
return 1; | ||
} | ||
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if (pthread_mutex_destroy (&m) != 0) | ||
{ | ||
puts ("mutex_destroy failed"); | ||
return 1; | ||
} | ||
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return 0; | ||
} | ||
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#define TEST_FUNCTION do_test () | ||
#include "../test-skeleton.c" |
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