dhcpd-pools  3.0
ISC dhcpd lease usage analyser
getopt-cdefs.in.h
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1 /* getopt-on-non-glibc compatibility macros.
2  Copyright (C) 1989-2017 Free Software Foundation, Inc.
3  This file is part of gnulib.
4  Unlike most of the getopt implementation, it is NOT shared
5  with the GNU C Library.
6 
7  This file is free software; you can redistribute it and/or modify it
8  under the terms of the GNU General Public License as
9  published by the Free Software Foundation; either version 3 of
10  the License, or (at your option) any later version.
11 
12  This file is distributed in the hope that it will be useful, but
13  WITHOUT ANY WARRANTY; without even the implied warranty of
14  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15  General Public License for more details.
16 
17  You should have received a copy of the GNU General Public
18  License along with gnulib; if not, see
19  <https://www.gnu.org/licenses/>. */
20 
21 #ifndef _GETOPT_CDEFS_H
22 #define _GETOPT_CDEFS_H 1
23 
24 /* This header should not be used directly; include getopt.h or
25  unistd.h instead. It does not have a protective #error, because
26  the guard macro for getopt.h in gnulib is not fixed. */
27 
28 /* getopt-core.h and getopt-ext.h are shared with GNU libc, and expect
29  a number of the internal macros supplied to GNU libc's headers by
30  sys/cdefs.h. Provide fallback definitions for all of them. */
31 #if @HAVE_SYS_CDEFS_H@
32 # include <sys/cdefs.h>
33 #endif
34 
35 #ifndef __BEGIN_DECLS
36 # ifdef __cplusplus
37 # define __BEGIN_DECLS extern "C" {
38 # else
39 # define __BEGIN_DECLS /* nothing */
40 # endif
41 #endif
42 #ifndef __END_DECLS
43 # ifdef __cplusplus
44 # define __END_DECLS }
45 # else
46 # define __END_DECLS /* nothing */
47 # endif
48 #endif
49 
50 #ifndef __GNUC_PREREQ
51 # if defined __GNUC__ && defined __GNUC_VERSION__
52 # define __GNUC_PREREQ(maj, min) \
53  ((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
54 # else
55 # define __GNUC_PREREQ(maj, min) 0
56 # endif
57 #endif
58 
59 #ifndef __THROW
60 # if defined __cplusplus && __GNUC_PREREQ (2,8)
61 # define __THROW throw ()
62 # else
63 # define __THROW
64 # endif
65 #endif
66 
67 #endif /* _GETOPT_CDEFS_H */