mirror of
https://sourceware.org/git/glibc.git
synced 2024-11-27 07:20:11 +00:00
40 lines
1.3 KiB
C
40 lines
1.3 KiB
C
/* Copyright (C) 1997-2020 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 <sysdep-cancel.h>
|
|
#include <errno.h>
|
|
|
|
int
|
|
__sigwait (const sigset_t *set, int *sig)
|
|
{
|
|
siginfo_t si;
|
|
int ret;
|
|
do
|
|
ret = __sigtimedwait (set, &si, 0);
|
|
/* Applications do not expect sigwait to return with EINTR, and the
|
|
error code is not specified by POSIX. */
|
|
while (ret < 0 && errno == EINTR);
|
|
if (ret < 0)
|
|
return errno;
|
|
*sig = si.si_signo;
|
|
return 0;
|
|
}
|
|
libc_hidden_def (__sigwait)
|
|
weak_alias (__sigwait, sigwait)
|
|
strong_alias (__sigwait, __libc_sigwait)
|