1/* $NetBSD: getarg.h,v 1.2 2017/01/28 21:31:50 christos Exp $ */
2
3/*
4 * Copyright (c) 1997 - 2002 Kungliga Tekniska Högskolan
5 * (Royal Institute of Technology, Stockholm, Sweden).
6 * All rights reserved.
7 *
8 * Redistribution and use in source and binary forms, with or without
9 * modification, are permitted provided that the following conditions
10 * are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright
16 * notice, this list of conditions and the following disclaimer in the
17 * documentation and/or other materials provided with the distribution.
18 *
19 * 3. Neither the name of the Institute nor the names of its contributors
20 * may be used to endorse or promote products derived from this software
21 * without specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
25 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
26 * ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
27 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
28 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
29 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 * SUCH DAMAGE.
34 */
35
36/* Id */
37
38#ifndef __GETARG_H__
39#define __GETARG_H__
40
41#include <stddef.h>
42
43#ifndef ROKEN_LIB_FUNCTION
44#ifdef _WIN32
45#define ROKEN_LIB_FUNCTION
46#define ROKEN_LIB_CALL __cdecl
47#else
48#define ROKEN_LIB_FUNCTION
49#define ROKEN_LIB_CALL
50#endif
51#endif
52
53struct getargs{
54 const char *long_name;
55 char short_name;
56 enum { arg_integer,
57 arg_string,
58 arg_flag,
59 arg_negative_flag,
60 arg_strings,
61 arg_double,
62 arg_collect,
63 arg_counter
64 } type;
65 void *value;
66 const char *help;
67 const char *arg_help;
68};
69
70enum {
71 ARG_ERR_NO_MATCH = 1,
72 ARG_ERR_BAD_ARG,
73 ARG_ERR_NO_ARG
74};
75
76typedef struct getarg_strings {
77 int num_strings;
78 char **strings;
79} getarg_strings;
80
81typedef int (*getarg_collect_func)(int short_opt,
82 int argc,
83 char **argv,
84 int *goptind,
85 int *goptarg,
86 void *data);
87
88typedef struct getarg_collect_info {
89 getarg_collect_func func;
90 void *data;
91} getarg_collect_info;
92
93ROKEN_LIB_FUNCTION int ROKEN_LIB_CALL
94getarg(struct getargs *args, size_t num_args,
95 int argc, char **argv, int *goptind);
96
97ROKEN_LIB_FUNCTION void ROKEN_LIB_CALL
98arg_printusage (struct getargs *args,
99 size_t num_args,
100 const char *progname,
101 const char *extra_string);
102
103ROKEN_LIB_FUNCTION void ROKEN_LIB_CALL
104arg_printusage_i18n (struct getargs *args,
105 size_t num_args,
106 const char *usage,
107 const char *progname,
108 const char *extra_string,
109 char *(*i18n)(const char *));
110
111ROKEN_LIB_FUNCTION void ROKEN_LIB_CALL
112free_getarg_strings (getarg_strings *);
113
114#endif /* __GETARG_H__ */
115