signal/sigpause.c

   1 /* Copyright (C) 1991,95,96,2000,02,2004 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, write to the Free
  16    Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
  17    02111-1307 USA.  */
  18
  19 #define sigpause __rename_sigpause
  20 #include <errno.h>
  21 #include <signal.h>
  22 #undef sigpause
  23
  24 int
  25 __sigpause (sig_or_mask, is_sig)
  26      int sig_or_mask;
  27      int is_sig;
  28 {
  29   __set_errno (ENOSYS);
  30   return -1;
  31 }
  32 stub_warning (__sigpause)
  33 libc_hidden_def (__sigpause)
  34
  35 int
  36 __attribute__ ((weak))
  37 __default_sigpause (int mask)
  38 {
  39   __set_errno (ENOSYS);
  40   return -1;
  41 }
  42 weak_alias (__default_sigpause, sigpause)
  43 stub_warning (sigpause)
  44 #include <stub-tag.h>
  45
  46
  47 int
  48 __attribute ((weak))
  49 __xpg___sigpause (int sig)
  50 {
  51   __set_errno (ENOSYS);
  52   return -1;
  53 }