1 /* Copyright (C) 2005-2021 Free Software Foundation, Inc.
2    This file is part of the GNU C Library.
3 
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 
9    The GNU C Library is distributed in the hope that it will be useful,
10    but WITHOUT ANY WARRANTY; without even the implied warranty of
11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
12    Lesser General Public License for more details.
13 
14    You should have received a copy of the GNU Lesser General Public
15    License along with the GNU C Library; if not, see
16    <https://www.gnu.org/licenses/>.  */
17 
18 /* We test the code undef conditions outside of glibc.  */
19 #undef _LIBC
20 
21 #include <pthread.h>
22 
23 pthread_mutex_t mtx_normal = PTHREAD_MUTEX_INITIALIZER;
24 pthread_mutex_t mtx_recursive = PTHREAD_RECURSIVE_MUTEX_INITIALIZER_NP;
25 pthread_mutex_t mtx_errorchk = PTHREAD_ERRORCHECK_MUTEX_INITIALIZER_NP;
26 pthread_mutex_t mtx_adaptive = PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP;
27 pthread_rwlock_t rwl_normal = PTHREAD_RWLOCK_INITIALIZER;
28 pthread_rwlock_t rwl_writer
29   = PTHREAD_RWLOCK_WRITER_NONRECURSIVE_INITIALIZER_NP;
30 pthread_cond_t cond = PTHREAD_COND_INITIALIZER;
31 
32 static int
do_test(void)33 do_test (void)
34 {
35   if (mtx_normal.__data.__kind != PTHREAD_MUTEX_TIMED_NP)
36     return 1;
37   if (mtx_recursive.__data.__kind != PTHREAD_MUTEX_RECURSIVE_NP)
38     return 2;
39   if (mtx_errorchk.__data.__kind != PTHREAD_MUTEX_ERRORCHECK_NP)
40     return 3;
41   if (mtx_adaptive.__data.__kind != PTHREAD_MUTEX_ADAPTIVE_NP)
42     return 4;
43   if (rwl_normal.__data.__flags != PTHREAD_RWLOCK_PREFER_READER_NP)
44     return 5;
45   if (rwl_writer.__data.__flags
46       != PTHREAD_RWLOCK_PREFER_WRITER_NONRECURSIVE_NP)
47     return 6;
48   /* <libc-lock.h> __libc_rwlock_init definition for libc.so
49      relies on PTHREAD_RWLOCK_INITIALIZER being all zeros.  If
50      that ever changes, <libc-lock.h> needs updating.  */
51   size_t i;
52   for (i = 0; i < sizeof (rwl_normal); i++)
53     if (((char *) &rwl_normal)[i] != '\0')
54       return 7;
55   return 0;
56 }
57 
58 #define TEST_FUNCTION do_test ()
59 #include "../test-skeleton.c"
60