signal/sigpause.c

   1 /* Copyright (C) 1991-2015 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    <http://www.gnu.org/licenses/>.  */
  17
  18 #define sigpause __rename_sigpause
  19 #include <errno.h>
  20 #include <signal.h>
  21 #undef sigpause
  22
  23 int
  24 __sigpause (sig_or_mask, is_sig)
  25      int sig_or_mask;
  26      int is_sig;
  27 {
  28   __set_errno (ENOSYS);
  29   return -1;
  30 }
  31 stub_warning (__sigpause)
  32 libc_hidden_def (__sigpause)
  33
  34 int
  35 __attribute__ ((weak))
  36 __default_sigpause (int mask)
  37 {
  38   __set_errno (ENOSYS);
  39   return -1;
  40 }
  41 weak_alias (__default_sigpause, sigpause)
  42 stub_warning (sigpause)
  43
  44
  45 int
  46 __attribute ((weak))
  47 __xpg___sigpause (int sig)
  48 {
  49   __set_errno (ENOSYS);
  50   return -1;
  51 }