tree-wide: remove Lennart's copyright lines

[elogind.git] / src / basic / memfd-util.c

diff --git a/src/basic/memfd-util.c b/src/basic/memfd-util.c
index a103a6fae0535601e8b3ab5db027f22c4f5b5e82..49481e6a5e0a0ebbc8f1b78da4e6e8ae36479ae8 100644 (file)
--- a/src/basic/memfd-util.c
+++ b/src/basic/memfd-util.c
@@ -1,27 +1,11 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
-/***
-  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>
-#ifdef HAVE_LINUX_MEMFD_H
-#  include <linux/memfd.h>
+#include <sys/stat.h>
+#include <unistd.h>
+#if HAVE_LINUX_MEMFD_H
+#include <linux/memfd.h>
 #endif
 #include <stdio.h>
 #include <sys/mman.h>
@@ -29,11 +13,11 @@
 
 #include "alloc-util.h"
 #include "fd-util.h"
+#include "macro.h"
 #include "memfd-util.h"
 #include "missing.h"
 #include "string-util.h"
 #include "utf8.h"
-#include "util.h"
 
 int memfd_new(const char *name) {
         _cleanup_free_ char *g = NULL;
@@ -72,8 +56,7 @@ int memfd_new(const char *name) {
         return fd;
 }
 
-/// UNNEEDED by elogind
-#if 0
+#if 0 /// UNNEEDED by elogind
 int memfd_map(int fd, uint64_t offset, size_t size, void **p) {
         void *q;
         int sealed;
@@ -111,8 +94,7 @@ int memfd_set_sealed(int fd) {
         return 0;
 }
 
-/// UNNEEDED by elogind
-#if 0
+#if 0 /// UNNEEDED by elogind
 int memfd_get_sealed(int fd) {
         int r;
 
@@ -124,6 +106,7 @@ int memfd_get_sealed(int fd) {
 
         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;
@@ -139,7 +122,6 @@ int memfd_get_size(int fd, uint64_t *sz) {
         *sz = stat.st_size;
         return 0;
 }
-#endif // 0
 
 int memfd_set_size(int fd, uint64_t sz) {
         int r;
@@ -153,8 +135,7 @@ int memfd_set_size(int fd, uint64_t sz) {
         return 0;
 }
 
-/// UNNEEDED by elogind
-#if 0
+#if 0 /// UNNEEDED by elogind
 int memfd_new_and_map(const char *name, size_t sz, void **p) {
         _cleanup_close_ int fd = -1;
         int r;
@@ -174,9 +155,6 @@ int memfd_new_and_map(const char *name, size_t sz, void **p) {
         if (r < 0)
                 return r;
 
-        r = fd;
-        fd = -1;
-
-        return r;
+        return TAKE_FD(fd);
 }
 #endif // 0