-/***
- This file is part of systemd.
-
- Copyright 2013 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 <fcntl.h>
#include <sys/stat.h>
#include <unistd.h>
-#ifdef HAVE_LINUX_MEMFD_H
-# include <linux/memfd.h>
+#if HAVE_LINUX_MEMFD_H
+#include <linux/memfd.h>
#endif
#include <stdio.h>
#include <sys/mman.h>
return r == (F_SEAL_SHRINK | F_SEAL_GROW | F_SEAL_WRITE | F_SEAL_SEAL);
}
+#endif // 0
int memfd_get_size(int fd, uint64_t *sz) {
struct stat stat;
*sz = stat.st_size;
return 0;
}
-#endif // 0
int memfd_set_size(int fd, uint64_t sz) {
int r;
if (r < 0)
return r;
- r = fd;
- fd = -1;
-
- return r;
+ return TAKE_FD(fd);
}
#endif // 0