glibc/sysdeps/gnu/siglist.c

/* Define list of all signal numbers and their names.
   Copyright (C) 1997-2019 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/>.  */

#include <stddef.h>
#include <signal.h>
#include <libintl.h>
#include <shlib-compat.h>
#include <bits/wordsize.h>

const char *const __new_sys_siglist[NSIG] =
{
#define init_sig(sig, abbrev, desc)   [sig] = desc,
#include <siglist.h>
#undef init_sig
};
libc_hidden_ver (__new_sys_siglist, _sys_siglist)

const char *const __new_sys_sigabbrev[NSIG] =
{
#define init_sig(sig, abbrev, desc)   [sig] = abbrev,
#include <siglist.h>
#undef init_sig
};

#if SHLIB_COMPAT (libc, GLIBC_2_0, GLIBC_2_1)
declare_symbol_alias (__old_sys_siglist, __new_sys_siglist, object,
		      OLD_SIGLIST_SIZE * __WORDSIZE / 8)

declare_symbol_alias (__old_sys_sigabbrev, __new_sys_sigabbrev, object,
		      OLD_SIGLIST_SIZE * __WORDSIZE / 8)

declare_symbol_alias (_old_sys_siglist, __new_sys_siglist, object,
		      OLD_SIGLIST_SIZE * __WORDSIZE / 8)

compat_symbol (libc, __old_sys_siglist, _sys_siglist, GLIBC_2_0);
compat_symbol (libc, _old_sys_siglist, sys_siglist, GLIBC_2_0);
compat_symbol (libc, __old_sys_sigabbrev, sys_sigabbrev, GLIBC_2_0);
#endif

#if SHLIB_COMPAT (libc, GLIBC_2_1, GLIBC_2_3_3) && defined OLD2_SIGLIST_SIZE
declare_symbol_alias (__old2_sys_siglist, __new_sys_siglist, object,
		      OLD2_SIGLIST_SIZE * __WORDSIZE / 8)

declare_symbol_alias (__old2_sys_sigabbrev, __new_sys_sigabbrev, object,
		      OLD2_SIGLIST_SIZE * __WORDSIZE / 8)

declare_symbol_alias (_old2_sys_siglist, __new_sys_siglist, object,
		      OLD2_SIGLIST_SIZE * __WORDSIZE / 8)

compat_symbol (libc, __old2_sys_siglist, _sys_siglist, GLIBC_2_1);
compat_symbol (libc, _old2_sys_siglist, sys_siglist, GLIBC_2_1);
compat_symbol (libc, __old2_sys_sigabbrev, sys_sigabbrev, GLIBC_2_1);

strong_alias (__new_sys_siglist, _new_sys_siglist)
versioned_symbol (libc, __new_sys_siglist, _sys_siglist, GLIBC_2_3_3);
versioned_symbol (libc, _new_sys_siglist, sys_siglist, GLIBC_2_3_3);
versioned_symbol (libc, __new_sys_sigabbrev, sys_sigabbrev, GLIBC_2_3_3);
#else
strong_alias (__new_sys_siglist, _new_sys_siglist)
versioned_symbol (libc, __new_sys_siglist, _sys_siglist, GLIBC_2_1);
versioned_symbol (libc, _new_sys_siglist, sys_siglist, GLIBC_2_1);
versioned_symbol (libc, __new_sys_sigabbrev, sys_sigabbrev, GLIBC_2_1);
#endif