glibc/sysdeps/mach/hurd/sigwait.c

40 lines
1.1 KiB
C

/* Copyright (C) 2022-2023 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, see
<https://www.gnu.org/licenses/>. */
#include <signal.h>
#include <hurd.h>
/* Select any of pending signals from SET or wait for any to arrive. */
int
__sigwait (const sigset_t *set, int *sig)
{
int ret;
ret = __sigtimedwait (set, NULL, NULL);
if (ret < 0)
return -1;
if (!ret)
return __hurd_fail(EAGAIN);
*sig = ret;
return 0;
}
libc_hidden_def (__sigwait)
weak_alias (__sigwait, sigwait)