tst-mutex6.c 1.4 KB

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  1. /* Copyright (C) 2002 Free Software Foundation, Inc.
  2. This file is part of the GNU C Library.
  3. Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
  4. The GNU C Library is free software; you can redistribute it and/or
  5. modify it under the terms of the GNU Lesser General Public
  6. License as published by the Free Software Foundation; either
  7. version 2.1 of the License, or (at your option) any later version.
  8. The GNU C Library is distributed in the hope that it will be useful,
  9. but WITHOUT ANY WARRANTY; without even the implied warranty of
  10. MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  11. Lesser General Public License for more details.
  12. You should have received a copy of the GNU Lesser General Public
  13. License along with the GNU C Library; if not, see
  14. <http://www.gnu.org/licenses/>. */
  15. #include <pthread.h>
  16. #include <signal.h>
  17. #include <stdio.h>
  18. #include <unistd.h>
  19. static int
  20. do_test (void)
  21. {
  22. pthread_mutex_t m;
  23. if (pthread_mutex_init (&m, NULL) != 0)
  24. {
  25. puts ("mutex_init failed");
  26. return 1;
  27. }
  28. if (pthread_mutex_lock (&m) != 0)
  29. {
  30. puts ("1st mutex_lock failed");
  31. return 1;
  32. }
  33. /* Set an alarm for 1 second. The wrapper will expect this. */
  34. alarm (1);
  35. /* This call should never return. */
  36. pthread_mutex_lock (&m);
  37. puts ("2nd mutex_lock returned");
  38. return 1;
  39. }
  40. #define EXPECTED_SIGNAL SIGALRM
  41. #define TEST_FUNCTION do_test ()
  42. #include "../test-skeleton.c"