| /* Copyright (C) 1997-2014 Free Software Foundation, Inc. |
| This file is part of the GNU C Library. |
| Linux/IA64 specific sigaction |
| Written by Jes Sorensen, <Jes.Sorensen@cern.ch>, April 1999. |
| |
| 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 |
| <http://www.gnu.org/licenses/>. */ |
| |
| /* Linux/ia64 only has rt signals, thus we do not even want to try falling |
| back to the old style signals as the default Linux handler does. */ |
| |
| #include <errno.h> |
| #include <signal.h> |
| #include <string.h> |
| |
| #include <sysdep.h> |
| #include <sys/syscall.h> |
| |
| /* The variable is shared between all wrappers around signal handling |
| functions which have RT equivalents. This is the definition. */ |
| |
| |
| /* If ACT is not NULL, change the action for SIG to *ACT. |
| If OACT is not NULL, put the old action for SIG in *OACT. */ |
| int |
| __libc_sigaction (sig, act, oact) |
| int sig; |
| const struct sigaction *act; |
| struct sigaction *oact; |
| { |
| /* XXX The size argument hopefully will have to be changed to the |
| real size of the user-level sigset_t. */ |
| return INLINE_SYSCALL (rt_sigaction, 4, sig, act, oact, _NSIG / 8); |
| } |
| libc_hidden_def (__libc_sigaction) |
| |
| #ifdef WRAPPER_INCLUDE |
| # include WRAPPER_INCLUDE |
| #endif |
| |
| #ifndef LIBC_SIGACTION |
| weak_alias (__libc_sigaction, __sigaction) |
| libc_hidden_def (__sigaction) |
| weak_alias (__libc_sigaction, sigaction) |
| #endif |