diff options
Diffstat (limited to 'sysdeps/unix/sysv/linux/ia64/sigsuspend.c')
-rw-r--r-- | sysdeps/unix/sysv/linux/ia64/sigsuspend.c | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/ia64/sigsuspend.c b/sysdeps/unix/sysv/linux/ia64/sigsuspend.c new file mode 100644 index 0000000000..f8f9563494 --- /dev/null +++ b/sysdeps/unix/sysv/linux/ia64/sigsuspend.c @@ -0,0 +1,49 @@ +/* Copyright (C) 1996, 1997, 1998, 1999, 2000, 2002, 2003 + 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. */ + +#include <errno.h> +#include <signal.h> +#include <unistd.h> + +#include <sysdep-cancel.h> +#include <sys/syscall.h> +#include <bp-checks.h> + +/* Change the set of blocked signals to SET, + wait until a signal arrives, and restore the set of blocked signals. */ +int +__sigsuspend (set) + const sigset_t *set; +{ + /* XXX The size argument hopefully will have to be changed to the + real size of the user-level sigset_t. */ + if (SINGLE_THREAD_P) + return INLINE_SYSCALL (rt_sigsuspend, 2, CHECK_SIGSET (set), _NSIG / 8); + + int oldtype = LIBC_CANCEL_ASYNC (); + + int result = INLINE_SYSCALL (rt_sigsuspend, 2, CHECK_SIGSET (set), _NSIG / 8); + + LIBC_CANCEL_RESET (oldtype); + + return result; +} +libc_hidden_def (__sigsuspend) +weak_alias (__sigsuspend, sigsuspend) +strong_alias (__sigsuspend, __libc_sigsuspend) |