-/***
- This file is part of systemd.
-
- Copyright 2014 Lennart Poettering
-
- systemd 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.
-
- systemd 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 systemd; If not, see <http://www.gnu.org/licenses/>.
-***/
+/* SPDX-License-Identifier: LGPL-2.1+ */
#include <errno.h>
#include <signal.h>
#include <sys/mman.h>
#include "macro.h"
+#include "memory-util.h"
#include "sigbus.h"
-#include "util.h"
#define SIGBUS_QUEUE_MAX 64
.sa_flags = SA_SIGINFO,
};
+ /* make sure that sysconf() is not called from a signal handler because
+ * it is not guaranteed to be async-signal-safe since POSIX.1-2008 */
+ (void) page_size();
+
n_installed++;
if (n_installed == 1)