mirror of
https://git.savannah.gnu.org/git/emacs.git
synced 2024-12-22 10:26:20 +00:00
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
72 lines
2.7 KiB
C
72 lines
2.7 KiB
C
/* getopt (GNU extensions) gnulib wrapper header.
|
|
Copyright (C) 1989-2018 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 General Public License as
|
|
published by the Free Software Foundation; either version 3 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
|
|
General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public
|
|
License along with gnulib; if not, see
|
|
<https://www.gnu.org/licenses/>. */
|
|
|
|
#ifndef _GETOPT_PFX_EXT_H
|
|
#define _GETOPT_PFX_EXT_H 1
|
|
|
|
/* This header should not be used directly; include getopt.h instead.
|
|
It does not have a protective #error, because the guard macro for
|
|
getopt.h in gnulib is not fixed. */
|
|
|
|
/* Standalone applications should #define __GETOPT_PREFIX to an
|
|
identifier that prefixes the external functions and variables
|
|
defined in getopt-core.h and getopt-ext.h. Systematically
|
|
rename identifiers so that they do not collide with the system
|
|
functions and variables. Renaming avoids problems with some
|
|
compilers and linkers. */
|
|
#ifdef __GETOPT_PREFIX
|
|
# ifndef __GETOPT_ID
|
|
# define __GETOPT_CONCAT(x, y) x ## y
|
|
# define __GETOPT_XCONCAT(x, y) __GETOPT_CONCAT (x, y)
|
|
# define __GETOPT_ID(y) __GETOPT_XCONCAT (__GETOPT_PREFIX, y)
|
|
# endif
|
|
# undef getopt_long
|
|
# undef getopt_long_only
|
|
# undef option
|
|
# undef _getopt_internal
|
|
# define getopt_long __GETOPT_ID (getopt_long)
|
|
# define getopt_long_only __GETOPT_ID (getopt_long_only)
|
|
# define option __GETOPT_ID (option)
|
|
# define _getopt_internal __GETOPT_ID (getopt_internal)
|
|
|
|
/* The system's getopt.h may have already included getopt-ext.h to
|
|
declare the unprefixed identifiers. Undef _GETOPT_EXT_H so that
|
|
getopt-ext.h declares them with prefixes. */
|
|
# undef _GETOPT_EXT_H
|
|
#endif
|
|
|
|
/* Standalone applications get correct prototypes for getopt_long and
|
|
getopt_long_only; they declare "char **argv". For backward
|
|
compatibility with old applications, if __GETOPT_PREFIX is not
|
|
defined, we supply GNU-libc-compatible, but incorrect, prototypes
|
|
using "char *const *argv". (GNU libc is stuck with the incorrect
|
|
prototypes, as they are baked into older versions of LSB.) */
|
|
#ifndef __getopt_argv_const
|
|
# if defined __GETOPT_PREFIX
|
|
# define __getopt_argv_const /* empty */
|
|
# else
|
|
# define __getopt_argv_const const
|
|
# endif
|
|
#endif
|
|
|
|
#include <getopt-ext.h>
|
|
|
|
#endif /* _GETOPT_PFX_EXT_H */
|