1 /* Initialize pthreads library.
2    Copyright (C) 2000-2022 Free Software Foundation, Inc.
3    This file is part of the GNU C Library.
4 
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.
9 
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.
14 
15    You should have received a copy of the GNU Lesser General Public
16    License along with the GNU C Library;  if not, see
17    <https://www.gnu.org/licenses/>.  */
18 
19 #include <assert.h>
20 #include <string.h>
21 
22 #include <pt-internal.h>
23 #include <set-hooks.h>
24 
25 #include <pthread.h>
26 #include <pthread-functions.h>
27 
28 #if IS_IN (libpthread)
29 static const struct pthread_functions pthread_functions = {
30   .ptr_pthread_attr_destroy = __pthread_attr_destroy,
31   .ptr_pthread_attr_init = __pthread_attr_init,
32   .ptr_pthread_attr_getdetachstate = __pthread_attr_getdetachstate,
33   .ptr_pthread_attr_setdetachstate = __pthread_attr_setdetachstate,
34   .ptr_pthread_attr_getinheritsched = __pthread_attr_getinheritsched,
35   .ptr_pthread_attr_setinheritsched = __pthread_attr_setinheritsched,
36   .ptr_pthread_attr_getschedparam = __pthread_attr_getschedparam,
37   .ptr_pthread_attr_setschedparam = __pthread_attr_setschedparam,
38   .ptr_pthread_attr_getschedpolicy = __pthread_attr_getschedpolicy,
39   .ptr_pthread_attr_setschedpolicy = __pthread_attr_setschedpolicy,
40   .ptr_pthread_attr_getscope = __pthread_attr_getscope,
41   .ptr_pthread_attr_setscope = __pthread_attr_setscope,
42   .ptr_pthread_condattr_destroy = __pthread_condattr_destroy,
43   .ptr_pthread_condattr_init = __pthread_condattr_init,
44   .ptr_pthread_cond_broadcast = __pthread_cond_broadcast,
45   .ptr_pthread_cond_destroy = __pthread_cond_destroy,
46   .ptr_pthread_cond_init = __pthread_cond_init,
47   .ptr_pthread_cond_signal = __pthread_cond_signal,
48   .ptr_pthread_cond_wait = __pthread_cond_wait,
49   .ptr_pthread_cond_timedwait = __pthread_cond_timedwait,
50   .ptr_pthread_equal = __pthread_equal,
51   .ptr___pthread_exit = __pthread_exit,
52   .ptr_pthread_getschedparam = __pthread_getschedparam,
53   .ptr_pthread_setschedparam = __pthread_setschedparam,
54   .ptr_pthread_mutex_destroy = __pthread_mutex_destroy,
55   .ptr_pthread_mutex_init = __pthread_mutex_init,
56   .ptr_pthread_mutex_lock = __pthread_mutex_lock,
57   .ptr_pthread_mutex_trylock = __pthread_mutex_trylock,
58   .ptr_pthread_mutex_unlock = __pthread_mutex_unlock,
59   .ptr_pthread_self = __pthread_self,
60   .ptr___pthread_setcancelstate = __pthread_setcancelstate,
61   .ptr_pthread_setcanceltype = __pthread_setcanceltype,
62   .ptr___pthread_get_cleanup_stack = __pthread_get_cleanup_stack,
63   .ptr_pthread_once = __pthread_once,
64   .ptr_pthread_rwlock_rdlock = __pthread_rwlock_rdlock,
65   .ptr_pthread_rwlock_wrlock = __pthread_rwlock_wrlock,
66   .ptr_pthread_rwlock_unlock = __pthread_rwlock_unlock,
67   .ptr___pthread_key_create = __pthread_key_create,
68   .ptr___pthread_getspecific = __pthread_getspecific,
69   .ptr___pthread_setspecific = __pthread_setspecific,
70   .ptr__IO_flockfile = _cthreads_flockfile,
71   .ptr__IO_funlockfile = _cthreads_funlockfile,
72   .ptr__IO_ftrylockfile = _cthreads_ftrylockfile,
73 };
74 #endif /* IS_IN (libpthread) */
75 
76 /* Initialize the pthreads library.  */
77 void
___pthread_init(void)78 ___pthread_init (void)
79 {
80 #if IS_IN (libpthread)
81   __libc_pthread_init (&pthread_functions);
82 #endif
83 }
84