sysdeps/mach/hurd/sigpending.c

   1 /* Copyright (C) 1991-2024 Free Software Foundation, Inc.
   2    This file is part of the GNU C Library.
   3
   4    The GNU C Library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Lesser General Public
   6    License as published by the Free Software Foundation; either
   7    version 2.1 of the License, or (at your option) any later version.
   8
   9    The GNU C Library is distributed in the hope that it will be useful,
  10    but WITHOUT ANY WARRANTY; without even the implied warranty of
  11    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  12    Lesser General Public License for more details.
  13
  14    You should have received a copy of the GNU Lesser General Public
  15    License along with the GNU C Library; if not, see
  16    <https://www.gnu.org/licenses/>.  */
  17
  18 #include <errno.h>
  19 #include <stddef.h>
  20 #include <hurd.h>
  21 #include <hurd/signal.h>
  22
  23
  24 /* Store in SET all signals that are blocked and pending.  */
  25 /* XXX should be __sigpending ? */
  26 int
  27 sigpending (sigset_t *set)
  28 {
  29   struct hurd_sigstate *ss;
  30   sigset_t pending;
  31
  32   if (set == NULL)
  33     return __hurd_fail (EINVAL);
  34
  35   ss = _hurd_self_sigstate ();
  36   _hurd_sigstate_lock (ss);
  37   pending = _hurd_sigstate_pending (ss);
  38   _hurd_sigstate_unlock (ss);
  39
  40   *set = pending;
  41   return 0;
  42 }