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Diffstat (limited to 'test/nptl/tst-signal3.c')
| -rw-r--r-- | test/nptl/tst-signal3.c | 260 |
1 files changed, 0 insertions, 260 deletions
diff --git a/test/nptl/tst-signal3.c b/test/nptl/tst-signal3.c deleted file mode 100644 index fbd9ace8e..000000000 --- a/test/nptl/tst-signal3.c +++ /dev/null @@ -1,260 +0,0 @@ -/* Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper <drepper@redhat.com>, 2002. - - 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 <semaphore.h> -#include <signal.h> -#include <stdio.h> -#include <stdlib.h> -#include <unistd.h> - - -/* Number of different signalss to use. Also is the number of - threads. */ -#define N 10 -/* Maximum number of threads in flight at any one time. */ -#define INFLIGHT 5 -/* Number of signals sent in total. */ -#define ROUNDS 10000 - - -static int received[N][N]; -static int nsig[N]; -static pthread_t th[N]; -static sem_t sem; -static pthread_mutex_t lock[N]; -static pthread_t th_main; -static int sig0; - -static void -handler (int sig) -{ - int i; - for (i = 0; i < N; ++i) - if (pthread_equal (pthread_self (), th[i])) - break; - - if (i == N) - { - if (pthread_equal (pthread_self (), th_main)) - puts ("signal received by main thread"); - else - printf ("signal received by unknown thread (%lx)\n", - (unsigned long int) pthread_self ()); - exit (1); - } - - ++received[i][sig - sig0]; - - sem_post (&sem); -} - - -static void * -tf (void *arg) -{ - int idx = (long int) arg; - - sigset_t ss; - sigemptyset (&ss); - - int i; - for (i = 0; i <= idx; ++i) - sigaddset (&ss, sig0 + i); - - if (pthread_sigmask (SIG_UNBLOCK, &ss, NULL) != 0) - { - printf ("thread %d: pthread_sigmask failed\n", i); - exit (1); - } - - pthread_mutex_lock (&lock[idx]); - - return NULL; -} - - -static int -do_test (void) -{ - /* Block all signals. */ - sigset_t ss; - sigfillset (&ss); - - th_main = pthread_self (); - - sig0 = SIGRTMIN; - - if (pthread_sigmask (SIG_SETMASK, &ss, NULL) != 0) - { - puts ("1st pthread_sigmask failed"); - exit (1); - } - - /* Install the handler. */ - int i; - for (i = 0; i < N; ++i) - { - struct sigaction sa = - { - .sa_handler = handler, - .sa_flags = 0 - }; - sigfillset (&sa.sa_mask); - - if (sigaction (sig0 + i, &sa, NULL) != 0) - { - printf ("sigaction for signal %d failed\n", i); - exit (1); - } - } - - if (sem_init (&sem, 0, INFLIGHT) != 0) - { - puts ("sem_init failed"); - exit (1); - } - - pthread_attr_t a; - - if (pthread_attr_init (&a) != 0) - { - puts ("attr_init failed"); - exit (1); - } - - if (pthread_attr_setstacksize (&a, 1 * 1024 * 1024) != 0) - { - puts ("attr_setstacksize failed"); - return 1; - } - - for (i = 0; i < N; ++i) - { - if (pthread_mutex_init (&lock[i], NULL) != 0) - { - printf ("mutex_init[%d] failed\n", i); - } - - if (pthread_mutex_lock (&lock[i]) != 0) - { - printf ("mutex_lock[%d] failed\n", i); - } - - if (pthread_create (&th[i], &a, tf, (void *) (long int) i) != 0) - { - printf ("create of thread %d failed\n", i); - exit (1); - } - } - - if (pthread_attr_destroy (&a) != 0) - { - puts ("attr_destroy failed"); - exit (1); - } - - int result = 0; - unsigned int r = 42; - pid_t pid = getpid (); - - for (i = 0; i < ROUNDS; ++i) - { - if (TEMP_FAILURE_RETRY (sem_wait (&sem)) != 0) - { - printf ("sem_wait round %d failed: %m\n", i); - exit (1); - } - - int s = rand_r (&r) % N; - - kill (pid, sig0 + s); - } - - void *status; - for (i = 0; i < N; ++i) - { - if (pthread_mutex_unlock (&lock[i]) != 0) - { - printf ("unlock %d failed\n", i); - exit (1); - } - - if (pthread_join (th[i], &status) != 0) - { - printf ("join %d failed\n", i); - result = 1; - } - else if (status != NULL) - { - printf ("%d: result != NULL\n", i); - result = 1; - } - } - - int total = 0; - for (i = 0; i < N; ++i) - { - int j; - - for (j = 0; j <= i; ++j) - total += received[i][j]; - - for (j = i + 1; j < N; ++j) - if (received[i][j] != 0) - { - printf ("thread %d received signal SIGRTMIN+%d\n", i, j); - result = 1; - } - } - - if (total != ROUNDS) - { - printf ("total number of handled signals is %d, expected %d\n", - total, ROUNDS); - result = 1; - } - - printf ("A total of %d signals sent and received\n", total); - for (i = 0; i < N; ++i) - { - printf ("thread %2d:", i); - - int j; - for (j = 0; j <= i; ++j) - { - printf (" %5d", received[i][j]); - nsig[j] += received[i][j]; - } - - putchar ('\n'); - - } - - printf ("\nTotal :"); - for (i = 0; i < N; ++i) - printf (" %5d", nsig[i]); - putchar ('\n'); - - return result; -} - -#define TIMEOUT 10 -#define TEST_FUNCTION do_test () -#include "../test-skeleton.c" |