glibc/sysdeps/generic/siglist-compat.h

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/* Generic siglist compatibility macro definitions.
Copyright (C) 2020-2022 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<https://www.gnu.org/licenses/>. */
#ifndef _SIGLIST_COMPAT_H
#define _SIGLIST_COMPAT_H
#include <shlib-compat.h>
#include <limits.h>
/* Define new compat symbols for sys_siglist, _sys_siglist, and sys_sigabbrev
for version VERSION with NUMBERSIG times the number of bytes per long int.
Both _sys_siglist and sys_siglist alias to __sys_siglist while
sys_sigabbrev alias to __sys_sigabbrev. Both target alias are
define in siglist.c. */
#define DEFINE_COMPAT_SIGLIST(NUMBERSIG, VERSION) \
declare_symbol_alias (__ ## VERSION ## _sys_siglist, \
__sys_siglist, \
object, NUMBERSIG * (ULONG_WIDTH / UCHAR_WIDTH)); \
declare_symbol_alias (__ ## VERSION ## sys_siglist, \
__sys_siglist, \
object, NUMBERSIG * (ULONG_WIDTH / UCHAR_WIDTH)); \
declare_symbol_alias (__ ## VERSION ## _sys_sigabbrev, \
__sys_sigabbrev, \
object, NUMBERSIG * (ULONG_WIDTH / UCHAR_WIDTH)); \
compat_symbol (libc, __## VERSION ## _sys_siglist, _sys_siglist, \
VERSION); \
compat_symbol (libc, __## VERSION ## sys_siglist, sys_siglist, \
VERSION); \
compat_symbol (libc, __## VERSION ## _sys_sigabbrev, sys_sigabbrev, \
VERSION); \
#endif