1 /* MT support function to get address of `errno' variable, linuxthreads
3 Copyright (C) 1996, 1998, 2002, 2003, 2004 Free Software Foundation, Inc.
4 This file is part of the GNU C Library.
6 The GNU C Library is free software; you can redistribute it and/or
7 modify it under the terms of the GNU Lesser General Public
8 License as published by the Free Software Foundation; either
9 version 2.1 of the License, or (at your option) any later version.
11 The GNU C Library is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 Lesser General Public License for more details.
16 You should have received a copy of the GNU Lesser General Public
17 License along with the GNU C Library; if not, see
18 <http://www.gnu.org/licenses/>. */
21 #include <linuxthreads/internals.h>
22 #include <sysdep-cancel.h>
24 #if !defined __UCLIBC_HAS_TLS__ && !RTLD_PRIVATE_ERRNO
30 #ifndef __UCLIBC_HAS_TLS__
33 __errno_location (void)
35 #if !defined __UCLIBC_HAS_TLS__ && !defined NOT_IN_libc
36 if (! SINGLE_THREAD_P)
38 pthread_descr self = thread_self();
39 return LIBC_THREAD_GETMEM (self, p_errnop);
44 libc_hidden_def (__errno_location)