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authorAustin Foxley <austinf@cetoncorp.com>2009-10-17 12:39:06 -0700
committerAustin Foxley <austinf@cetoncorp.com>2009-10-17 12:39:06 -0700
commit75accc3bc3c164ac6063c384c98f0dfa7d489dcc (patch)
treea17543fc0ddbfd1478f4b68123bc32f12a31176f /test/nptl/tst-tls2.c
parenta319d590551ff74bbc4de51243e2d5f20ac4c7fd (diff)
test/nptl/: tests for NPTL
Signed-off-by: Austin Foxley <austinf@cetoncorp.com>
Diffstat (limited to 'test/nptl/tst-tls2.c')
-rw-r--r--test/nptl/tst-tls2.c216
1 files changed, 216 insertions, 0 deletions
diff --git a/test/nptl/tst-tls2.c b/test/nptl/tst-tls2.c
new file mode 100644
index 000000000..3615d1b81
--- /dev/null
+++ b/test/nptl/tst-tls2.c
@@ -0,0 +1,216 @@
+/* Copyright (C) 2003, 2004 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+ Contributed by Ulrich Drepper <drepper@redhat.com>, 2003.
+
+ 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. */
+
+#include <errno.h>
+#include <pthread.h>
+#include <signal.h>
+#include <semaphore.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <tls.h>
+
+#if HAVE___THREAD
+
+#define N 10
+static pthread_t th[N];
+
+
+#define CB(n) \
+static void \
+cb##n (void) \
+{ \
+ if (th[n] != pthread_self ()) \
+ { \
+ write (STDOUT_FILENO, "wrong callback\n", 15); \
+ _exit (1); \
+ } \
+}
+CB (0)
+CB (1)
+CB (2)
+CB (3)
+CB (4)
+CB (5)
+CB (6)
+CB (7)
+CB (8)
+CB (9)
+static void (*cbs[]) (void) =
+{
+ cb0, cb1, cb2, cb3, cb4, cb5, cb6, cb7, cb8, cb9
+};
+
+
+static __thread void (*fp) (void) __attribute__ ((tls_model ("local-exec")));
+
+
+static sem_t s;
+
+
+#define THE_SIG SIGUSR1
+static void
+handler (int sig)
+{
+ if (sig != THE_SIG)
+ {
+ write (STDOUT_FILENO, "wrong signal\n", 13);
+ _exit (1);
+ }
+
+ fp ();
+
+ if (sem_post (&s) != 0)
+ {
+ write (STDOUT_FILENO, "sem_post failed\n", 16);
+ _exit (1);
+ }
+}
+
+
+static pthread_barrier_t b;
+
+#define TOTAL_SIGS 1000
+static int nsigs;
+
+
+static void *
+tf (void *arg)
+{
+ fp = arg;
+
+ pthread_barrier_wait (&b);
+
+ pthread_barrier_wait (&b);
+
+ if (nsigs != TOTAL_SIGS)
+ {
+ puts ("barrier_wait prematurely returns");
+ exit (1);
+ }
+
+ return NULL;
+}
+#endif
+
+int
+do_test (void)
+{
+#if !HAVE___THREAD
+
+ puts ("No __thread support in compiler, test skipped.");
+
+ return 0;
+#else
+
+ if (pthread_barrier_init (&b, NULL, N + 1) != 0)
+ {
+ puts ("barrier_init failed");
+ exit (1);
+ }
+
+ if (sem_init (&s, 0, 0) != 0)
+ {
+ puts ("sem_init failed");
+ exit (1);
+ }
+
+ struct sigaction sa;
+ sa.sa_handler = handler;
+ sigemptyset (&sa.sa_mask);
+ sa.sa_flags = 0;
+ if (sigaction (THE_SIG, &sa, NULL) != 0)
+ {
+ puts ("sigaction 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;
+ }
+
+ int i;
+ for (i = 0; i < N; ++i)
+ if (pthread_create (&th[i], &a, tf, cbs[i]) != 0)
+ {
+ puts ("pthread_create failed");
+ exit (1);
+ }
+
+ if (pthread_attr_destroy (&a) != 0)
+ {
+ puts ("attr_destroy failed");
+ exit (1);
+ }
+
+ pthread_barrier_wait (&b);
+
+ sigset_t ss;
+ sigemptyset (&ss);
+ sigaddset (&ss, THE_SIG);
+ if (pthread_sigmask (SIG_BLOCK, &ss, NULL) != 0)
+ {
+ puts ("pthread_sigmask failed");
+ exit (1);
+ }
+
+ /* Start sending signals. */
+ for (i = 0; i < TOTAL_SIGS; ++i)
+ {
+ if (kill (getpid (), THE_SIG) != 0)
+ {
+ puts ("kill failed");
+ exit (1);
+ }
+
+ if (TEMP_FAILURE_RETRY (sem_wait (&s)) != 0)
+ {
+ puts ("sem_wait failed");
+ exit (1);
+ }
+
+ ++nsigs;
+ }
+
+ pthread_barrier_wait (&b);
+
+ for (i = 0; i < N; ++i)
+ if (pthread_join (th[i], NULL) != 0)
+ {
+ puts ("join failed");
+ exit (1);
+ }
+
+ return 0;
+#endif
+}
+
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"