sysdeps/generic/siglist-compat-def.h

   1 /* Generic siglist compatibility macro definitions.
   2    Copyright (C) 2020-2024 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   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.
   9
  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.
  14
  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    <https://www.gnu.org/licenses/>.  */
  18
  19 #ifndef _SIGLIST_COMPAT_H
  20 #define _SIGLIST_COMPAT_H
  21
  22 #include <shlib-compat.h>
  23 #include <limits.h>
  24
  25 /* Define new compat symbols for sys_siglist, _sys_siglist, and sys_sigabbrev
  26    for version VERSION with NUMBERSIG times the number of bytes per long int.
  27    Both _sys_siglist and sys_siglist alias to __sys_siglist while
  28    sys_sigabbrev alias to __sys_sigabbrev.  Both target alias are
  29    define in siglist.c.  */
  30 #define DEFINE_COMPAT_SIGLIST(NUMBERSIG, VERSION)                            \
  31   declare_object_symbol_alias (__ ## VERSION ## _sys_siglist,                \
  32                                __sys_siglist,                                \
  33                                NUMBERSIG * (ULONG_WIDTH / UCHAR_WIDTH))      \
  34                                ASM_LINE_SEP                                  \
  35   declare_object_symbol_alias (__ ## VERSION ## sys_siglist,                 \
  36                                __sys_siglist,                                \
  37                                NUMBERSIG * (ULONG_WIDTH / UCHAR_WIDTH))      \
  38                                ASM_LINE_SEP                                  \
  39   declare_object_symbol_alias (__ ## VERSION ## _sys_sigabbrev,              \
  40                                __sys_sigabbrev,                              \
  41                                NUMBERSIG * (ULONG_WIDTH / UCHAR_WIDTH))      \
  42                                ASM_LINE_SEP                                  \
  43   compat_symbol (libc, __## VERSION ## _sys_siglist,   _sys_siglist,         \
  44                  VERSION) ASM_LINE_SEP                                       \
  45   compat_symbol (libc, __## VERSION ## sys_siglist,    sys_siglist,          \
  46                  VERSION) ASM_LINE_SEP                                       \
  47   compat_symbol (libc, __## VERSION ## _sys_sigabbrev, sys_sigabbrev,        \
  48                  VERSION)
  49
  50 #endif