/* 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 */