NetBSD/crypto/dist/heimdal/lib/roken/getarg.h

92 lines
2.7 KiB
C

/*
* Copyright (c) 1997 - 2001 Kungliga Tekniska Högskolan
* (Royal Institute of Technology, Stockholm, Sweden).
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the Institute nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE INSTITUTE AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE INSTITUTE OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
/* $Id: getarg.h,v 1.1.1.3 2001/06/19 22:08:24 assar Exp $ */
#ifndef __GETARG_H__
#define __GETARG_H__
#include <stddef.h>
struct getargs{
const char *long_name;
char short_name;
enum { arg_integer,
arg_string,
arg_flag,
arg_negative_flag,
arg_strings,
arg_double,
arg_collect,
arg_counter
} type;
void *value;
const char *help;
const char *arg_help;
};
enum {
ARG_ERR_NO_MATCH = 1,
ARG_ERR_BAD_ARG,
ARG_ERR_NO_ARG
};
typedef struct getarg_strings {
int num_strings;
char **strings;
} getarg_strings;
typedef int (*getarg_collect_func)(int short_opt,
int argc,
char **argv,
int *optind,
int *optarg,
void *data);
typedef struct getarg_collect_info {
getarg_collect_func func;
void *data;
} getarg_collect_info;
int getarg(struct getargs *args, size_t num_args,
int argc, char **argv, int *optind);
void arg_printusage (struct getargs *args,
size_t num_args,
const char *progname,
const char *extra_string);
void free_getarg_strings (getarg_strings *);
#endif /* __GETARG_H__ */