1 /* Declarations for getopt. 2 Copyright (C) 1989-2022 Free Software Foundation, Inc. 3 This file is part of the GNU C Library. 4 Unlike the bulk of the getopt implementation, this file is NOT part 5 of gnulib; gnulib also has a getopt.h but it is different. 6 7 The GNU C Library is free software; you can redistribute it and/or 8 modify it under the terms of the GNU Lesser General Public 9 License as published by the Free Software Foundation; either 10 version 2.1 of the License, or (at your option) any later version. 11 12 The GNU C Library is distributed in the hope that it will be useful, 13 but WITHOUT ANY WARRANTY; without even the implied warranty of 14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 15 Lesser General Public License for more details. 16 17 You should have received a copy of the GNU Lesser General Public 18 License along with the GNU C Library; if not, see 19 <https://www.gnu.org/licenses/>. */ 20 21 #ifndef _GETOPT_H 22 #define _GETOPT_H 1 23 24 #include <features.h> 25 26 /* The type of the 'argv' argument to getopt_long and getopt_long_only 27 is properly 'char **', since both functions may write to the array 28 (in order to move all the options to the beginning). However, for 29 compatibility with old versions of LSB, glibc has to use 'char *const *' 30 instead. */ 31 #ifndef __getopt_argv_const 32 # define __getopt_argv_const const 33 #endif 34 35 #include <bits/getopt_core.h> 36 #include <bits/getopt_ext.h> 37 38 #endif /* getopt.h */ 39