mirror of
https://sourceware.org/git/glibc.git
synced 2024-12-23 03:10:05 +00:00
51 lines
1.5 KiB
C
51 lines
1.5 KiB
C
/* Copyright (C) 1991, 1995, 1996, 1997 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
|
|
<http://www.gnu.org/licenses/>. */
|
|
|
|
#include <errno.h>
|
|
#include <signal.h>
|
|
|
|
|
|
/* If SET is not NULL, modify the current set of blocked signals
|
|
according to HOW, which may be SIG_BLOCK, SIG_UNBLOCK or SIG_SETMASK.
|
|
If OSET is not NULL, store the old set of blocked signals in *OSET. */
|
|
int
|
|
__sigprocmask (how, set, oset)
|
|
int how;
|
|
const sigset_t *set;
|
|
sigset_t *oset;
|
|
{
|
|
switch (how)
|
|
{
|
|
case SIG_BLOCK:
|
|
case SIG_UNBLOCK:
|
|
case SIG_SETMASK:
|
|
break;
|
|
default:
|
|
__set_errno (EINVAL);
|
|
return -1;
|
|
}
|
|
|
|
__set_errno (ENOSYS);
|
|
return -1;
|
|
}
|
|
|
|
/* No stub warning because abort calls __sigprocmask,
|
|
and we don't want warnings for every use of abort on
|
|
a system without safe signals. */
|
|
|
|
weak_alias (__sigprocmask, sigprocmask)
|