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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-cancel16.c
parenta319d590551ff74bbc4de51243e2d5f20ac4c7fd (diff)
test/nptl/: tests for NPTL
Signed-off-by: Austin Foxley <austinf@cetoncorp.com>
Diffstat (limited to 'test/nptl/tst-cancel16.c')
-rw-r--r--test/nptl/tst-cancel16.c231
1 files changed, 231 insertions, 0 deletions
diff --git a/test/nptl/tst-cancel16.c b/test/nptl/tst-cancel16.c
new file mode 100644
index 000000000..709902e97
--- /dev/null
+++ b/test/nptl/tst-cancel16.c
@@ -0,0 +1,231 @@
+/* Copyright (C) 2003 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 <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+#include <sys/mman.h>
+#include <sys/wait.h>
+
+
+static pthread_barrier_t b2;
+static int fd;
+static int called;
+
+
+static void
+cl (void *arg)
+{
+ called = 1;
+}
+
+
+static void *
+tf (void *arg)
+{
+ int r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ puts ("child thread: barrier_wait failed");
+ exit (1);
+ }
+
+ pthread_cleanup_push (cl, NULL);
+
+ /* This call should never return. */
+ (void) lockf (fd, F_LOCK, 0);
+
+ pthread_cleanup_pop (0);
+
+ return NULL;
+}
+
+
+static int
+do_test (void)
+{
+ char fname[] = "/tmp/cancel16XXXXXX";
+ fd = mkstemp (fname);
+ if (fd == -1)
+ {
+ puts ("mkstemp failed");
+ return 1;
+ }
+ unlink (fname);
+
+ char mem[sizeof (pthread_barrier_t)];
+ memset (mem, '\0', sizeof (mem));
+ if (TEMP_FAILURE_RETRY (pwrite (fd, mem, sizeof (mem), 0)) != sizeof (mem))
+ {
+ puts ("pwrite failed");
+ return 1;
+ }
+
+ void *p = mmap (NULL, sizeof (mem), PROT_READ|PROT_WRITE, MAP_SHARED, fd, 0);
+ if (p == MAP_FAILED)
+ {
+ puts ("mmap failed");
+ return 1;
+ }
+ pthread_barrier_t *b = (pthread_barrier_t *) p;
+
+ pthread_barrierattr_t ba;
+ if (pthread_barrierattr_init (&ba) != 0)
+ {
+ puts ("barrierattr_init failed");
+ return 1;
+ }
+ if (pthread_barrierattr_setpshared (&ba, 1) != 0)
+ {
+ puts ("barrierattr_setshared failed");
+ return 1;
+ }
+
+ if (pthread_barrier_init (b, &ba, 2) != 0)
+ {
+ puts ("1st barrier_init failed");
+ return 1;
+ }
+ if (pthread_barrierattr_destroy (&ba) != 0)
+ {
+ puts ("barrier_destroy failed");
+ return 1;
+ }
+
+ pid_t pid = fork ();
+ if (pid == 0)
+ {
+ /* Child. Lock the file and wait. */
+ if (lockf (fd, F_LOCK, 0) != 0)
+ {
+ puts ("child process: lockf failed");
+ _exit (1);
+ }
+
+ int r = pthread_barrier_wait (b);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ puts ("child process: 1st barrier_wait failed");
+ _exit (1);
+ }
+
+ /* Make sure the process dies. */
+ alarm (5);
+
+ r = pthread_barrier_wait (b);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ puts ("child process: 2nd barrier_wait failed");
+ _exit (1);
+ }
+
+ _exit (0);
+ }
+ if (pid == -1)
+ {
+ puts ("fork failed");
+ return 1;
+ }
+
+ int r = pthread_barrier_wait (b);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ puts ("main: 1st barrier_wait failed");
+ _exit (1);
+ }
+
+ if (pthread_barrier_init (&b2, NULL, 2) != 0)
+ {
+ puts ("2nd barrier_init failed");
+ return 1;
+ }
+
+ pthread_t th;
+ if (pthread_create (&th, NULL, tf, NULL) != 0)
+ {
+ puts ("create failed");
+ return 1;
+ }
+
+ r = pthread_barrier_wait (&b2);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ puts ("main: 2nd barrier_wait failed");
+ return 1;
+ }
+
+ /* Delay. */
+ sleep (1);
+
+ if (pthread_cancel (th) != 0)
+ {
+ puts ("cancel failed");
+ return 1;
+ }
+
+ void *result;
+ if (pthread_join (th, &result) != 0)
+ {
+ puts ("join failed");
+ return 1;
+ }
+ if (result != PTHREAD_CANCELED)
+ {
+ puts ("thread not canceled");
+ return 1;
+ }
+ if (called == 0)
+ {
+ puts ("cleanup handler not called");
+ return 1;
+ }
+
+ r = pthread_barrier_wait (b);
+ if (r != 0 && r != PTHREAD_BARRIER_SERIAL_THREAD)
+ {
+ puts ("main: 3rd barrier_wait failed");
+ return 1;
+ }
+
+ int status;
+ if (TEMP_FAILURE_RETRY (waitpid (pid, &status, 0)) != pid)
+ {
+ puts ("waitpid failed");
+ return 1;
+ }
+ if (WEXITSTATUS (status) != 0)
+ {
+ printf ("child process exits with %d\n", WEXITSTATUS (status));
+ return 1;
+ }
+
+ if (lockf (fd, F_LOCK, 0) != 0)
+ {
+ puts ("main: lockf failed");
+ return 1;
+ }
+
+ return 0;
+}
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"