string/sigabbrev_np.c


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/* Return string describing signal abbreviation.
   Copyright (C) 2020-2023 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 <string.h>
#include <signal.h>
#include <array_length.h>

const char *
sigabbrev_np (int signum)
{
  const char *abbrev = NULL;

  if (signum >= 0 && signum <= NSIG
      && signum < array_length (__sys_sigabbrev))
    abbrev = __sys_sigabbrev[signum];

  return abbrev;
}