/**
 * Light-weight (i.e. dumb) config-file parser
 *
 * Copyright (C) 2018 Christian W. Zuckschwerdt <zany@triq.net>
 *
 * 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.
 */

#ifndef INCLUDE_CONFPARSE_H_
#define INCLUDE_CONFPARSE_H_

struct conf_keywords {
    char const *keyword;
    int key;
};

/// Check if a file exists and can be read.
/// @param path input file name
/// @return 1 if the file exists and is readable, 0 otherwise
int hasconf(char const *path);

/// Open a config file, read contents to memory.
/// @param path input file name
/// @return allocated memory containing the config file
char *readconf(char const *path);

/// Return the next keyword token and set the optional argument.
///
/// @param conf current position in conf
/// @param keywords list of possible keywords
/// @param arg optional out pointer to a argument string
/// @return the next keyword token, -1 otherwise.
int getconf(char **conf, struct conf_keywords const keywords[], char **arg);

#endif /* INCLUDE_CONFPARSE_H_ */