source: trunk/kernel/syscalls/shared_include/shared_unistd.h @ 457

Last change on this file since 457 was 445, checked in by alain, 4 years ago

Restructure the mini_libc.

File size: 1.5 KB
Line 
1/*
2 * shared_unistd.h - Shared mnemonics used by the <unistd.h> user library.
3 *
4 * Author     Alain Greiner (2016,2017,2018)
5 *
6 * Copyright (c) UPMC Sorbonne Universites
7 *
8 * This file is part of ALMOS-MKH.
9 *
10 * ALMOS-MKH is free software; you can redistribute it and/or modify it
11 * under the terms of the GNU General Public License as published by
12 * the Free Software Foundation; version 2.0 of the License.
13 *
14 * ALMOS-MKH is distributed in the hope that it will be useful, but
15 * WITHOUT ANY WARRANTY; without even the implied warranty of
16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
17 * General Public License for more details.
18 *
19 * You should have received a copy of the GNU General Public License
20 * along with ALMOS-MKH; if not, write to the Free Software Foundation,
21 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
22 */
23
24#ifndef _SHARED_UNISTD_H_
25#define _SHARED_UNISTD_H_
26
27/*******************************************************************************************
28 * This enum defines the operation mnemonics for the lseek() syscall.
29 ******************************************************************************************/
30
31typedef enum
32{
33    SEEK_SET  = 0,             /*! new_offset <= offset                                   */
34    SEEK_CUR  = 1,             /*! new_offset <= current_offset + offset                  */
35    SEEK_END  = 2,             /*! new_offset <= current_size + offset                    */
36}
37lseek_operation_t;
38
39#endif
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