diff options
Diffstat (limited to 'nptl/tst-cancel12.c')
-rw-r--r-- | nptl/tst-cancel12.c | 29 |
1 files changed, 13 insertions, 16 deletions
diff --git a/nptl/tst-cancel12.c b/nptl/tst-cancel12.c index ac8f5a0..a720ccf 100644 --- a/nptl/tst-cancel12.c +++ b/nptl/tst-cancel12.c @@ -1,4 +1,5 @@ -/* Copyright (C) 2003-2016 Free Software Foundation, Inc. +/* Test sem_wait cancellation for uncontended case. + Copyright (C) 2003-2016 Free Software Foundation, Inc. This file is part of the GNU C Library. Contributed by Ulrich Drepper <drepper@redhat.com>, 2003. @@ -39,8 +40,6 @@ cleanup (void *arg) puts ("second call to cleanup"); exit (1); } - - printf ("cleanup call #%d\n", ncall); } @@ -52,17 +51,15 @@ tf (void *arg) int e = pthread_barrier_wait (&bar); if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) { - puts ("tf: 1st barrier_wait failed"); + puts ("error: tf: 1st barrier_wait failed"); exit (1); } - /* This call should block and be cancelable. */ + /* This call should be cancelable. */ sem_wait (&sem); pthread_cleanup_pop (0); - puts ("sem_wait returned"); - return NULL; } @@ -74,47 +71,47 @@ do_test (void) if (pthread_barrier_init (&bar, NULL, 2) != 0) { - puts ("barrier_init failed"); + puts ("error: barrier_init failed"); exit (1); } + /* A value higher than 0 will check for uncontended pthread cancellation, + where the sem_wait operation will return immediatelly. */ if (sem_init (&sem, 0, 1) != 0) { - puts ("sem_init failed"); + puts ("error: sem_init failed"); exit (1); } if (pthread_create (&th, NULL, tf, NULL) != 0) { - puts ("create failed"); + puts ("error: create failed"); exit (1); } - /* Check whether cancellation is honored even before sem_wait does - anything. */ if (pthread_cancel (th) != 0) { - puts ("1st cancel failed"); + puts ("error: pthread_cancel failed"); exit (1); } int e = pthread_barrier_wait (&bar); if (e != 0 && e != PTHREAD_BARRIER_SERIAL_THREAD) { - puts ("1st barrier_wait failed"); + puts ("error: 1st barrier_wait failed"); exit (1); } void *r; if (pthread_join (th, &r) != 0) { - puts ("join failed"); + puts ("error: pthread_join failed"); exit (1); } if (r != PTHREAD_CANCELED) { - puts ("thread not canceled"); + puts ("error: thread not canceled"); exit (1); } |