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Manipulate file descriptor flags.
[mLib] / fdflags.h
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aab9ab9f 1/* -*-c-*-
2 *
3 * $Id: fdflags.h,v 1.1 1999/07/26 23:16:59 mdw Exp $
4 *
5 * Manipulates flags on file descriptors
6 *
7 * (c) 1999 Straylight/Edgeware
8 */
9
10/*----- Licensing notice --------------------------------------------------*
11 *
12 * This file is part of the mLib utilities library.
13 *
14 * mLib is free software; you can redistribute it and/or modify
15 * it under the terms of the GNU Library General Public License as
16 * published by the Free Software Foundation; either version 2 of the
17 * License, or (at your option) any later version.
18 *
19 * mLib is distributed in the hope that it will be useful,
20 * but WITHOUT ANY WARRANTY; without even the implied warranty of
21 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22 * GNU Library General Public License for more details.
23 *
24 * You should have received a copy of the GNU Library General Public
25 * License along with mLib; if not, write to the Free
26 * Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,
27 * MA 02111-1307, USA.
28 */
29
30/*----- Revision history --------------------------------------------------*
31 *
32 * $Log: fdflags.h,v $
33 * Revision 1.1 1999/07/26 23:16:59 mdw
34 * Manipulate file descriptor flags.
35 *
36 */
37
38#ifndef FDFLAGS_H
39#define FDFLAGS_H
40
41#ifdef __cplusplus
42 extern "C" {
43#endif
44
45/*----- Header files ------------------------------------------------------*/
46
47#include <fcntl.h>
48
49/*----- Magic numbers -----------------------------------------------------*/
50
51#ifndef FD_CLOEXEC
52# define FD_CLOEXEC 1
53#endif
54
55/*----- Functions provided ------------------------------------------------*/
56
57/* --- @fdflags@ --- *
58 *
59 * Arguments: @int fd@ = file descriptor to fiddle with
60 * @unsigned fbic, fxor@ = file flags to set and clear
61 * @unsigned fdbic, fdxor@ = descriptor flags to set and clear
62 *
63 * Returns: Zero if successful.
64 *
65 * Use: Sets file descriptor flags.
66 */
67
68int fdflags(int /*fd*/, unsigned /*fbic*/, unsigned /*fxor*/,
69 unsigned /*fdbic*/, unsigned /*fdxor*/);
70
71/*----- That's all, folks -------------------------------------------------*/
72
73#ifdef __cplusplus
74 }
75#endif
76
77#endif