kc3-lang/gnulib/lib/getopt-pfx-ext.h

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• Hash : 281b825e
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  Date : 2018-01-01T00:57:25
  

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• lib/getopt-pfx-ext.h

• /* 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 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 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 */
  

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