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-rw-r--r--libc/nptl/tst-tls7.c143
1 files changed, 0 insertions, 143 deletions
diff --git a/libc/nptl/tst-tls7.c b/libc/nptl/tst-tls7.c
deleted file mode 100644
index 583d5b462..000000000
--- a/libc/nptl/tst-tls7.c
+++ /dev/null
@@ -1,143 +0,0 @@
-/* Copyright (C) 2013 Free Software Foundation, Inc.
- This file is part of the GNU C Library.
-
- 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/>. */
-
-
-/* This test checks that TLS in a dlopened object works when first accessed
- from a signal handler. */
-
-#include <assert.h>
-#include <atomic.h>
-#include <dlfcn.h>
-#include <pthread.h>
-#include <semaphore.h>
-#include <signal.h>
-#include <stdio.h>
-#include <stdlib.h>
-
-void *
-spin (void *ignored)
-{
- while (1)
- {
- /* busywork */
- free (malloc (128));
- }
-
- /* never reached */
- return NULL;
-}
-
-static void (*tls7mod_action) (int, siginfo_t *, void *);
-
-static void
-action (int signo, siginfo_t *info, void *ignored)
-{
- sem_t *sem = info->si_value.sival_ptr;
-
- atomic_read_barrier ();
- assert (tls7mod_action != NULL);
- (*tls7mod_action) (signo, info, ignored);
-
- /* This sem_post may trigger dlclose, which will invalidate tls7mod_action.
- It is important to do that only after tls7mod_action is no longer
- active. */
- sem_post (sem);
-}
-
-int
-do_test (void)
-{
- pthread_t th[10];
-
- for (int i = 0; i < 10; ++i)
- {
- if (pthread_create (&th[i], NULL, spin, NULL))
- {
- puts ("pthread_create failed");
- exit (1);
- }
- }
-#define NITERS 75
-
- for (int i = 0; i < NITERS; ++i)
- {
- void *h = dlopen ("tst-tls7mod.so", RTLD_LAZY);
- if (h == NULL)
- {
- puts ("dlopen failed");
- exit (1);
- }
-
- tls7mod_action = dlsym (h, "action");
- if (tls7mod_action == NULL)
- {
- puts ("dlsym for action failed");
- exit (1);
- }
- atomic_write_barrier ();
-
- struct sigaction sa;
- sa.sa_sigaction = action;
- sigemptyset (&sa.sa_mask);
- sa.sa_flags = SA_SIGINFO;
- if (sigaction (SIGUSR1, &sa, NULL))
- {
- puts ("sigaction failed");
- exit (1);
- }
-
- sem_t sem;
- if (sem_init (&sem, 0, 0))
- {
- puts ("sem_init failed");
- }
-
- sigval_t val;
- val.sival_ptr = &sem;
- for (int i = 0; i < 10; ++i)
- {
- if (pthread_sigqueue (th[i], SIGUSR1, val))
- {
- puts ("pthread_sigqueue failed");
- }
- }
-
-
- for (int i = 0; i < 10; ++i)
- {
- if (sem_wait (&sem))
- {
- puts ("sem_wait failed");
- }
- }
-
- /* Paranoia. */
- tls7mod_action = NULL;
-
- if (dlclose (h))
- {
- puts ("dlclose failed");
- exit (1);
- }
- }
- return 0;
-}
-
-#define TIMEOUT 4
-
-#define TEST_FUNCTION do_test ()
-#include "../test-skeleton.c"