67 lines
2 KiB
C
67 lines
2 KiB
C
/* getopt-on-non-glibc compatibility macros.
|
|
Copyright (C) 1989-2023 Free Software Foundation, Inc.
|
|
This file is part of gnulib.
|
|
Unlike most of the getopt implementation, it is NOT shared
|
|
with the GNU C Library.
|
|
|
|
This file is free software: you can redistribute it and/or modify
|
|
it under the terms of the GNU Lesser General Public License as
|
|
published by the Free Software Foundation; either version 2.1 of the
|
|
License, or (at your option) any later version.
|
|
|
|
This file is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU Lesser General Public License for more details.
|
|
|
|
You should have received a copy of the GNU Lesser General Public License
|
|
along with this program. If not, see <https://www.gnu.org/licenses/>. */
|
|
|
|
#ifndef _GETOPT_CDEFS_H
|
|
#define _GETOPT_CDEFS_H 1
|
|
|
|
/* This header should not be used directly; include getopt.h or
|
|
unistd.h instead. It does not have a protective #error, because
|
|
the guard macro for getopt.h in gnulib is not fixed. */
|
|
|
|
/* getopt-core.h and getopt-ext.h are shared with GNU libc, and expect
|
|
a number of the internal macros supplied to GNU libc's headers by
|
|
sys/cdefs.h. Provide fallback definitions for all of them. */
|
|
#if @HAVE_SYS_CDEFS_H@
|
|
# include <sys/cdefs.h>
|
|
#endif
|
|
|
|
#ifndef __BEGIN_DECLS
|
|
# ifdef __cplusplus
|
|
# define __BEGIN_DECLS extern "C" {
|
|
# else
|
|
# define __BEGIN_DECLS /* nothing */
|
|
# endif
|
|
#endif
|
|
#ifndef __END_DECLS
|
|
# ifdef __cplusplus
|
|
# define __END_DECLS }
|
|
# else
|
|
# define __END_DECLS /* nothing */
|
|
# endif
|
|
#endif
|
|
|
|
#ifndef __GNUC_PREREQ
|
|
# if defined __GNUC__ && defined __GNUC_VERSION__
|
|
# define __GNUC_PREREQ(maj, min) \
|
|
((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
|
|
# else
|
|
# define __GNUC_PREREQ(maj, min) 0
|
|
# endif
|
|
#endif
|
|
|
|
#ifndef __THROW
|
|
# if defined __cplusplus && (__GNUC_PREREQ (2,8) || __clang_major__ >= 4)
|
|
# define __THROW throw ()
|
|
# else
|
|
# define __THROW
|
|
# endif
|
|
#endif
|
|
|
|
#endif /* _GETOPT_CDEFS_H */
|