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/* Copyright (C) 2002, 2003, 2004 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Ulrich Drepper <drepper@redhat.com>, 2002.
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, write to the Free
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
02111-1307 USA. */
/* This is tricky. GCC doesn't like #include_next in the primary
source file and even if it did, the first #include_next is this
exact file anyway. */
#ifndef LIBC_SIGACTION
#include <pthreadP.h>
/* We use the libc implementation but we tell it to not allow
SIGCANCEL or SIGTIMER to be handled. */
# define LIBC_SIGACTION 1
# include_next <sigaction.c>
int
__sigaction (sig, act, oact)
int sig;
const struct sigaction *act;
struct sigaction *oact;
{
if (__builtin_expect (sig == SIGCANCEL || sig == SIGSETXID, 0))
{
__set_errno (EINVAL);
return -1;
}
return __libc_sigaction (sig, act, oact);
}
weak_alias(__sigaction, sigaction)
#else
# include_next <sigaction.c>
#endif /* LIBC_SIGACTION */
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