Document use of CC and CFLAGS in more detail (bug 20980, bug 21234).
[glibc.git] / sysdeps / generic / libc-start.h
blob6c416a1114e6f2297987154dca00c7ff3208c008
1 /* Generic definitions for libc main startup.
2 Copyright (C) 2017-2018 Free Software Foundation, Inc.
3 This file is part of the GNU C Library.
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.
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.
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 <http://www.gnu.org/licenses/>. */
19 #ifndef _LIBC_START_H
20 #define _LIBC_START_H
22 #ifndef SHARED
23 /* By default we perform STT_GNU_IFUNC resolution *before* TLS
24 initialization, and this means you cannot, without machine
25 knowledge, access TLS from an IFUNC resolver. */
26 #define ARCH_SETUP_IREL() apply_irel ()
27 #define ARCH_APPLY_IREL()
28 #endif /* ! SHARED */
30 #endif /* _LIBC_START_H */