2 * *****************************************************************************
4 * SPDX-License-Identifier: BSD-2-Clause
6 * Copyright (c) 2018-2020 Gavin D. Howard and contributors.
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions are met:
11 * * Redistributions of source code must retain the above copyright notice, this
12 * list of conditions and the following disclaimer.
14 * * Redistributions in binary form must reproduce the above copyright notice,
15 * this list of conditions and the following disclaimer in the documentation
16 * and/or other materials provided with the distribution.
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
19 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
22 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
23 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
24 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
25 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
26 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
28 * POSSIBILITY OF SUCH DAMAGE.
30 * *****************************************************************************
32 * Adapted from https://github.com/skeeto/optparse
34 * *****************************************************************************
36 * Definitions for getopt_long() replacement.
45 typedef struct BcOpt {
53 typedef enum BcOptType {
60 typedef struct BcOptLong {
66 void bc_opt_init(BcOpt *o, char **argv);
68 int bc_opt_parse(BcOpt *o, const BcOptLong *longopts);
70 #define BC_OPT_ISDASHDASH(a) \
71 ((a) != NULL && (a)[0] == '-' && (a)[1] == '-' && (a)[2] == '\0')
73 #define BC_OPT_ISSHORTOPT(a) \
74 ((a) != NULL && (a)[0] == '-' && (a)[1] != '-' && (a)[1] != '\0')
76 #define BC_OPT_ISLONGOPT(a) \
77 ((a) != NULL && (a)[0] == '-' && (a)[1] == '-' && (a)[2] != '\0')