lib/sig2str.h

   1 /* sig2str.h -- convert between signal names and numbers
   2
   3    Copyright (C) 2002, 2005, 2009-2025 Free Software Foundation, Inc.
   4
   5    This program is free software: you can redistribute it and/or modify
   6    it under the terms of the GNU General Public License as published by
   7    the Free Software Foundation, either version 3 of the License, or
   8    (at your option) any later version.
   9
  10    This program 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
  13    GNU General Public License for more details.
  14
  15    You should have received a copy of the GNU General Public License
  16    along with this program.  If not, see <https://www.gnu.org/licenses/>.  */
  17
  18 /* Written by Paul Eggert.  */
  19
  20 #include <signal.h>
  21
  22 /* An upper bound on signal numbers allowed by the system.  */
  23
  24 #if defined _sys_nsig
  25 # define SIGNUM_BOUND (_sys_nsig - 1)
  26 #elif defined _SIG_MAXSIG
  27 # define SIGNUM_BOUND (_SIG_MAXSIG - 2) /* FreeBSD >= 7.  */
  28 #elif defined NSIG
  29 # define SIGNUM_BOUND (NSIG - 1)
  30 #else
  31 # define SIGNUM_BOUND 64
  32 #endif