* elf/dl-load.c (open_verify): Find .note.ABI-tag notes even
[glibc.git] / nptl / tst-join2.c
blob2cfab8b0e8c7d2d7b2849442a51027e04bcb288c
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.
5 The GNU C Library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Lesser General Public
7 License as published by the Free Software Foundation; either
8 version 2.1 of the License, or (at your option) any later version.
10 The GNU C Library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Lesser General Public License for more details.
15 You should have received a copy of the GNU Lesser General Public
16 License along with the GNU C Library; if not, write to the Free
17 Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
18 02111-1307 USA. */
20 #include <errno.h>
21 #include <pthread.h>
22 #include <stdio.h>
23 #include <stdlib.h>
24 #include <string.h>
25 #include <time.h>
28 static pthread_mutex_t lock = PTHREAD_MUTEX_INITIALIZER;
31 static void *
32 tf (void *arg)
34 if (pthread_mutex_lock (&lock) != 0)
36 puts ("child: mutex_lock failed");
37 return NULL;
40 return (void *) 42l;
44 static int
45 do_test (void)
47 pthread_t th;
49 if (pthread_mutex_lock (&lock) != 0)
51 puts ("mutex_lock failed");
52 exit (1);
55 if (pthread_create (&th, NULL, tf, NULL) != 0)
57 puts ("mutex_create failed");
58 exit (1);
61 void *status;
62 int val = pthread_tryjoin_np (th, &status);
63 if (val == 0)
65 puts ("1st tryjoin succeeded");
66 exit (1);
68 else if (val != EBUSY)
70 puts ("1st tryjoin didn't return EBUSY");
71 exit (1);
74 if (pthread_mutex_unlock (&lock) != 0)
76 puts ("mutex_unlock failed");
77 exit (1);
80 while ((val = pthread_tryjoin_np (th, &status)) != 0)
82 if (val != EBUSY)
84 printf ("tryjoin returned %s (%d), expected only 0 or EBUSY\n",
85 strerror (val), val);
86 exit (1);
89 /* Delay minimally. */
90 struct timespec ts = { .tv_sec = 0, .tv_nsec = 10000000 };
91 nanosleep (&ts, NULL);
94 if (status != (void *) 42l)
96 printf ("return value %p, expected %p\n", status, (void *) 42l);
97 exit (1);
100 return 0;
103 #define TEST_FUNCTION do_test ()
104 #include "../test-skeleton.c"