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220a9ecba1
This incorporates: 2018-01-01 maint: Run 'make update-copyright' 2017-12-29 Add cross-compilation results for GNU/Hurd. 2017-12-12 explicit_bzero: port to macOS + Clang 9.0.0
68 lines
2.0 KiB
C
68 lines
2.0 KiB
C
/* getopt-on-non-glibc compatibility macros.
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Copyright (C) 1989-2018 Free Software Foundation, Inc.
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This file is part of gnulib.
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Unlike most of the getopt implementation, it is NOT shared
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with the GNU C Library.
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This file is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License as
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published by the Free Software Foundation; either version 3 of
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the License, or (at your option) any later version.
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This file is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public
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License along with gnulib; if not, see
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<https://www.gnu.org/licenses/>. */
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#ifndef _GETOPT_CDEFS_H
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#define _GETOPT_CDEFS_H 1
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/* This header should not be used directly; include getopt.h or
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unistd.h instead. It does not have a protective #error, because
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the guard macro for getopt.h in gnulib is not fixed. */
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/* getopt-core.h and getopt-ext.h are shared with GNU libc, and expect
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a number of the internal macros supplied to GNU libc's headers by
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sys/cdefs.h. Provide fallback definitions for all of them. */
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#if @HAVE_SYS_CDEFS_H@
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# include <sys/cdefs.h>
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#endif
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#ifndef __BEGIN_DECLS
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# ifdef __cplusplus
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# define __BEGIN_DECLS extern "C" {
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# else
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# define __BEGIN_DECLS /* nothing */
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# endif
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#endif
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#ifndef __END_DECLS
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# ifdef __cplusplus
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# define __END_DECLS }
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# else
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# define __END_DECLS /* nothing */
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# endif
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#endif
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#ifndef __GNUC_PREREQ
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# if defined __GNUC__ && defined __GNUC_VERSION__
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# define __GNUC_PREREQ(maj, min) \
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((__GNUC__ << 16) + __GNUC_MINOR__ >= ((maj) << 16) + (min))
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# else
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# define __GNUC_PREREQ(maj, min) 0
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# endif
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#endif
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#ifndef __THROW
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# if defined __cplusplus && __GNUC_PREREQ (2,8)
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# define __THROW throw ()
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# else
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# define __THROW
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# endif
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#endif
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#endif /* _GETOPT_CDEFS_H */
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