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[mLib] / fdflags.h
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aab9ab9f 1/* -*-c-*-
2 *
c6e0eaf0 3 * $Id: fdflags.h,v 1.2 1999/12/10 23:42:04 mdw Exp $
aab9ab9f 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 $
c6e0eaf0 33 * Revision 1.2 1999/12/10 23:42:04 mdw
34 * Change header file guard names.
35 *
aab9ab9f 36 * Revision 1.1 1999/07/26 23:16:59 mdw
37 * Manipulate file descriptor flags.
38 *
39 */
40
c6e0eaf0 41#ifndef MLIB_FDFLAGS_H
42#define MLIB_FDFLAGS_H
aab9ab9f 43
44#ifdef __cplusplus
45 extern "C" {
46#endif
47
48/*----- Header files ------------------------------------------------------*/
49
50#include <fcntl.h>
51
52/*----- Magic numbers -----------------------------------------------------*/
53
54#ifndef FD_CLOEXEC
55# define FD_CLOEXEC 1
56#endif
57
58/*----- Functions provided ------------------------------------------------*/
59
60/* --- @fdflags@ --- *
61 *
62 * Arguments: @int fd@ = file descriptor to fiddle with
63 * @unsigned fbic, fxor@ = file flags to set and clear
64 * @unsigned fdbic, fdxor@ = descriptor flags to set and clear
65 *
66 * Returns: Zero if successful.
67 *
68 * Use: Sets file descriptor flags.
69 */
70
71int fdflags(int /*fd*/, unsigned /*fbic*/, unsigned /*fxor*/,
72 unsigned /*fdbic*/, unsigned /*fdxor*/);
73
74/*----- That's all, folks -------------------------------------------------*/
75
76#ifdef __cplusplus
77 }
78#endif
79
80#endif