diff options
Diffstat (limited to 'newlib/libc/sys/linux/sigaction.c')
-rw-r--r-- | newlib/libc/sys/linux/sigaction.c | 77 |
1 files changed, 0 insertions, 77 deletions
diff --git a/newlib/libc/sys/linux/sigaction.c b/newlib/libc/sys/linux/sigaction.c deleted file mode 100644 index 6ee3fa2cb..000000000 --- a/newlib/libc/sys/linux/sigaction.c +++ /dev/null @@ -1,77 +0,0 @@ -/* Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation, Inc. - This file is part of the GNU C Library. - - 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. */ - -/* Modified 05/30/02 by Jeff Johnston, Red Hat Inc. */ - -#include <errno.h> -#include <signal.h> -#include <string.h> - -#include <machine/syscall.h> - -/* The difference here is that the sigaction structure used in the - kernel is not the same as we use in the libc. Therefore we must - translate it here. */ -#include <kernel_sigaction.h> - -#define __NR___rt_sigaction __NR_rt_sigaction - -static _syscall4(int,__rt_sigaction,int,sig, - const struct kernel_sigaction *,act, - struct kernel_sigaction *,oact,size_t,size); - -/* 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; -{ - int result; - struct kernel_sigaction kact, koact; - /* Save the current error value for later. We need not do this - if we are guaranteed to have realtime signals. */ - - if (act) - { - kact.k_sa_handler = act->sa_handler; - memcpy (&kact.sa_mask, &act->sa_mask, sizeof (sigset_t)); - kact.sa_flags = act->sa_flags; - kact.sa_restorer = act->sa_restorer; - } - - /* XXX The size argument hopefully will have to be changed to the - real size of the user-level sigset_t. */ - result = __rt_sigaction (sig, - act ? (&kact) : NULL, - oact ? (&koact) : NULL, NSIG / 8); - - if (oact && result >= 0) - { - oact->sa_handler = koact.k_sa_handler; - memcpy (&oact->sa_mask, &koact.sa_mask, sizeof (sigset_t)); - oact->sa_flags = koact.sa_flags; - oact->sa_restorer = koact.sa_restorer; - } - - return result; -} - -weak_alias (__libc_sigaction, __sigaction) -weak_alias (__libc_sigaction, sigaction) |