1 /* Copyright (C) 2002, 2003, 2004, 2005, 2006 Free Software Foundation, Inc.
2    Contributed by Jakub Jelinek <jakub@redhat.com>, 2002.
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    <http://www.gnu.org/licenses/>.  */
17 
18 #include <sysdep.h>
19 #include <tls.h>
20 #ifndef __ASSEMBLER__
21 # include <pthreadP.h>
22 #endif
23 
24 #if !defined NOT_IN_libc || defined IS_IN_libpthread || defined IS_IN_librt
25 
26 # define SINGLE_THREAD_P \
27   __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
28 				   header.multiple_threads) == 0, 1)
29 
30 #else
31 
32 # define SINGLE_THREAD_P (1)
33 # define NO_CANCELLATION 1
34 
35 #endif
36 
37 #define RTLD_SINGLE_THREAD_P \
38   __builtin_expect (THREAD_GETMEM (THREAD_SELF, \
39 				   header.multiple_threads) == 0, 1)
40