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-rw-r--r--nptl/tst-cancel14.c136
1 files changed, 136 insertions, 0 deletions
diff --git a/nptl/tst-cancel14.c b/nptl/tst-cancel14.c
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+/* 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 <semaphore.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <unistd.h>
+
+
+static pthread_barrier_t bar;
+static sem_t sem;
+
+
+static void
+cleanup (void *arg)
+{
+  static int ncall;
+
+  if (++ncall != 1)
+    {
+      puts ("second call to cleanup");
+      exit (1);
+    }
+
+  printf ("cleanup call #%d\n", ncall);
+}
+
+
+static void *
+tf (void *arg)
+{
+  pthread_cleanup_push (cleanup, NULL);
+
+  int e = pthread_barrier_wait (&bar);
+  if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
+    {
+      puts ("tf: 1st barrier_wait failed");
+      exit (1);
+    }
+
+  struct timeval tv;
+  (void) gettimeofday (&tv, NULL);
+
+  struct timespec ts;
+  TIMEVAL_TO_TIMESPEC (&tv, &ts);
+
+  /* Timeout in 5 seconds.  */
+  ts.tv_sec += 5;
+
+  /* This call should block and be cancelable.  */
+  sem_timedwait (&sem, &ts);
+
+  pthread_cleanup_pop (0);
+
+  puts ("sem_timedwait returned");
+
+  return NULL;
+}
+
+
+static int
+do_test (void)
+{
+  pthread_t th;
+
+  if (pthread_barrier_init (&bar, NULL, 2) != 0)
+    {
+      puts ("barrier_init failed");
+      exit (1);
+    }
+
+  if (sem_init (&sem, 0, 1) != 0)
+    {
+      puts ("sem_init failed");
+      exit (1);
+    }
+
+  if (pthread_create (&th, NULL, tf, NULL) != 0)
+    {
+      puts ("create failed");
+      exit (1);
+    }
+
+  /* Check whether cancellation is honored even before sem_timedwait does
+     anything.  */
+  if (pthread_cancel (th) != 0)
+    {
+      puts ("1st cancel failed");
+      exit (1);
+    }
+
+  int e = pthread_barrier_wait (&bar);
+  if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD)
+    {
+      puts ("1st barrier_wait failed");
+      exit (1);
+    }
+
+  void *r;
+  if (pthread_join (th, &r) != 0)
+    {
+      puts ("join failed");
+      exit (1);
+    }
+
+  if (r != PTHREAD_CANCELED)
+    {
+      puts ("thread not canceled");
+      exit (1);
+    }
+
+  return 0;
+}
+
+
+#define TEST_FUNCTION do_test ()
+#include "../test-skeleton.c"