libcapscmdparser.h

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#pragma once
/*
 * SPDX-License-Identifier: LGPL-2.1-or-later
 *
 * (c) 2022 Jürgen Borleis <projects@caps-printing.org>
 *
 * This program is free software; you can redistribute it and/or modify it under
 * the terms of the GNU Lesser General Public License 2.1 as published by the Free
 * Software Foundation.
 */
 
#include <stddef.h>
#include <stdio.h>
#include <features.h>
 
#include "libcapsbase.h"
 
__BEGIN_DECLS
 
enum caps_arg_parameter_flag {
    CAPS_PARAM_UNKNOWN = 0,
    CAPS_PARAM_OPTIONAL = 1, 
    CAPS_VALUE_OPTIONAL = 2, 
};
 
struct caps_arg_parser;
 
struct caps_arg_parameter {
    enum caps_arg_parameter_flag flags; 
    const char *keyword; 
    int key; 
    int (*cb)(const struct caps_arg_parser *parser, const char *value);
    const char *arg; 
    const char *doc; 
};
 
struct caps_arg_parser {
    size_t parameter_cnt; 
    const struct caps_arg_parameter *parameter_list; 
    void *object; 
    const char *header; 
    const char *footer; 
    const char *domain; 
};
 
struct caps_arg_parser_list {
    size_t cnt; 
    const struct caps_arg_parser *list; 
    const char *version; 
    const char *bugreport; 
    const char *progname; 
    const char *feature; 
    const char *domain; 
    FILE *errorout; 
    FILE *out; 
};
 
int caps_arg_parser_process(const struct caps_arg_parser_list *plist, int argc, char *argv[argc]) __nonnull((1));
int caps_arg_parser_help(const struct caps_arg_parser_list *plist) __nonnull();
 
__END_DECLS