FreeNOS
close.cpp
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1/*
2 * Copyright (C) 2009 Niek Linnenbank
3 *
4 * This program is free software: you can redistribute it and/or modify
5 * it under the terms of the GNU General Public License as published by
6 * the Free Software Foundation, either version 3 of the License, or
7 * (at your option) any later version.
8 *
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program. If not, see <http://www.gnu.org/licenses/>.
16 */
17
18#include <FileSystemClient.h>
19#include "errno.h"
20#include "unistd.h"
21
22int close(int fildes)
23{
24 const FileSystemClient fs;
25
26 const FileSystem::Result result = fs.closeFile(fildes);
27 if (result != FileSystem::Success)
28 {
29 errno = ENOENT;
30 return -1;
31 }
32
33 return 0;
34}
FileSystemClient provides a simple interface to a FileSystemServer.
FileSystem::Result closeFile(const Size descriptor) const
Close a file.
#define ENOENT
No such file or directory.
Definition errno.h:178
int close(int fildes)
Close a file descriptor.
Definition close.cpp:22
C int errno
The lvalue errno is used by many functions to return error values.
Result
Result code for filesystem Actions.
Definition FileSystem.h:53