Drop more license boilerplate

[thirdparty/systemd.git] / src / udev / udev-watch.c

diff --git a/src/udev/udev-watch.c b/src/udev/udev-watch.c
index c0f4973f93899b4604e405088573804a0c6133a9..9d3e69bc9382fef13ec74c346e99b3f08b40e669 100644 (file)
--- a/src/udev/udev-watch.c
+++ b/src/udev/udev-watch.c
@@ -1,31 +1,18 @@
-/*-*- Mode: C; c-basic-offset: 8; indent-tabs-mode: nil -*-*/
-
+/* SPDX-License-Identifier: GPL-2.0+ */
 /*
- * Copyright (C) 2004-2012 Kay Sievers <kay@vrfy.org>
- * Copyright (C) 2009 Canonical Ltd.
- * Copyright (C) 2009 Scott James Remnant <scott@netsplit.com>
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation, either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program 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 General Public License for more details.
+ * Copyright © 2004-2012 Kay Sievers <kay@vrfy.org>
+ * Copyright © 2009 Canonical Ltd.
+ * Copyright © 2009 Scott James Remnant <scott@netsplit.com>
  *
- * You should have received a copy of the GNU General Public License
- * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
-#include <dirent.h>
 #include <errno.h>
 #include <stddef.h>
 #include <stdio.h>
 #include <sys/inotify.h>
 #include <unistd.h>
 
+#include "dirent-util.h"
 #include "stdio-util.h"
 #include "udev.h"
 
@@ -59,7 +46,7 @@ void udev_watch_restore(struct udev *udev) {
                         return;
                 }
 
-                for (ent = readdir(dir); ent != NULL; ent = readdir(dir)) {
+                FOREACH_DIRENT_ALL(ent, dir, break) {
                         char device[UTIL_PATH_SIZE];
                         ssize_t len;
                         struct udev_device *dev;
@@ -80,7 +67,7 @@ void udev_watch_restore(struct udev *udev) {
                         udev_watch_begin(udev, dev);
                         udev_device_unref(dev);
 unlink:
-                        unlinkat(dirfd(dir), ent->d_name, 0);
+                        (void) unlinkat(dirfd(dir), ent->d_name, 0);
                 }
 
                 closedir(dir);
@@ -91,7 +78,7 @@ unlink:
 }
 
 void udev_watch_begin(struct udev *udev, struct udev_device *dev) {
-        char filename[UTIL_PATH_SIZE];
+        char filename[sizeof("/run/udev/watch/") + DECIMAL_STR_MAX(int)];
         int wd;
         int r;
 
@@ -118,7 +105,7 @@ void udev_watch_begin(struct udev *udev, struct udev_device *dev) {
 
 void udev_watch_end(struct udev *udev, struct udev_device *dev) {
         int wd;
-        char filename[UTIL_PATH_SIZE];
+        char filename[sizeof("/run/udev/watch/") + DECIMAL_STR_MAX(int)];
 
         if (inotify_fd < 0)
                 return;
@@ -137,7 +124,7 @@ void udev_watch_end(struct udev *udev, struct udev_device *dev) {
 }
 
 struct udev_device *udev_watch_lookup(struct udev *udev, int wd) {
-        char filename[UTIL_PATH_SIZE];
+        char filename[sizeof("/run/udev/watch/") + DECIMAL_STR_MAX(int)];
         char device[UTIL_NAME_SIZE];
         ssize_t len;