+/* SPDX-License-Identifier: LGPL-2.1+ */
/***
- This file is part of systemd.
-
- Copyright 2012 Kay Sievers <kay@vrfy.org>
-
- 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/>.
+ Copyright © 2012 Kay Sievers <kay@vrfy.org>
***/
-#include <unistd.h>
-#include <stdlib.h>
-#include <string.h>
-#include <stdio.h>
#include <fcntl.h>
-#include <errno.h>
+#include <stdlib.h>
#include <sys/ioctl.h>
-#ifdef HAVE_LINUX_BTRFS_H
+
+#if HAVE_LINUX_BTRFS_H
#include <linux/btrfs.h>
#endif
+#include "fd-util.h"
#include "missing.h"
+#include "string-util.h"
#include "udev.h"
static int builtin_btrfs(struct udev_device *dev, int argc, char *argv[], bool test) {
- struct btrfs_ioctl_vol_args args;
+ struct btrfs_ioctl_vol_args args = {};
_cleanup_close_ int fd = -1;
int err;
if (err < 0)
return EXIT_FAILURE;
- udev_builtin_add_property(dev, test, "ID_BTRFS_READY", err == 0 ? "1" : "0");
+ udev_builtin_add_property(dev, test, "ID_BTRFS_READY", one_zero(err == 0));
return EXIT_SUCCESS;
}