1 /* Copyright (C) 2002 Free Software Foundation, Inc.
2    This file is part of the GNU C Library.
3    Contributed by Jakub Jelinek <jakub@redhat.com>, 2002.
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, write to the Free
17    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
18    02111-1307 USA.  */
19 
20 #include <locale.h>
21 #include <stdlib.h>
22 #include <string.h>
23 #ifdef USE_TLS
24 #include <tls.h>
25 #endif
26 #include "internals.h"
27 
28 
29 int __libc_multiple_threads attribute_hidden __attribute__((nocommon));
30 strong_alias (__libc_multiple_threads, __librt_multiple_threads)
31 
32 
33 int *
34 __libc_pthread_init (functions)
35      const struct pthread_functions *functions;
36 {
37 #ifdef SHARED
38   /* We copy the content of the variable pointed to by the FUNCTIONS
39      parameter to one in libc.so since this means access to the array
40      can be done with one memory access instead of two.  */
41   memcpy (&__libc_pthread_functions, functions,
42 	  sizeof (__libc_pthread_functions));
43 #endif
44 
45 #if !(USE_TLS && HAVE___THREAD)
46   /* Initialize thread-locale current locale to point to the global one.
47      With __thread support, the variable's initializer takes care of this.  */
48   __uselocale (LC_GLOBAL_LOCALE);
49 #endif
50 
51   return &__libc_multiple_threads;
52 }
53