| 0,0 → 1,58 |
|---|
| /* |
| * OpenTyrian: A modern cross-platform port of Tyrian |
| * Copyright (C) 2007-2009 The OpenTyrian Development Team |
| * |
| * This program 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 2 |
| * of the License, or (at your option) any later version. |
| * |
| * This program 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 this program; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. |
| */ |
| #ifndef ARG_PARSE_H |
| #define ARG_PARSE_H |
| |
| #include <stdbool.h> |
| |
| // this is essentially a reimplementation of getopt_long() |
| |
| typedef struct |
| { |
| int value; |
| char short_opt; |
| const char *long_opt; |
| bool has_arg; |
| } |
| Options; |
| |
| enum |
| { |
| // indicates that argv[argn..argc) are not options |
| NOT_OPTION = 0, |
| |
| /* behavior of parse_args() is undefined after |
| it has returned any of the following values */ |
| INVALID_OPTION = -1, |
| AMBIGUOUS_OPTION = -2, |
| OPTION_MISSING_ARG = -3 |
| }; |
| |
| typedef struct |
| { |
| int value; |
| const char *arg; |
| |
| int argn; |
| } |
| Option; |
| |
| Option parse_args( int argc, const char *argv[], const Options *options ); |
| |
| #endif /* ARG_PARSE_H */ |