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/**
 * mds — A micro-display server
 * Copyright © 2014, 2015, 2016, 2017  Mattias Andrée (maandree@kth.se)
 * 
 * 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 3 of the License, or
 * (at your option) any later version.
 * 
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 * 
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
#ifndef MDS_MDS_KBDC_PARSE_ERROR_H
#define MDS_MDS_KBDC_PARSE_ERROR_H


#include <stddef.h>
#include <stdio.h>



/**
 * Not an error, simply a note about the previous error or warning
 */
#define MDS_KBDC_PARSE_ERROR_NOTE 1

/**
 * A warning, must likely an error that is not fatal to the compilation
 */
#define MDS_KBDC_PARSE_ERROR_WARNING 2

/**
 * An error, the compilation will halt
 */
#define MDS_KBDC_PARSE_ERROR_ERROR 3

/**
 * Internal compiler error or system error, compilation halts
 */
#define MDS_KBDC_PARSE_ERROR_INTERNAL_ERROR 4



/**
 * Description of an parsing error
 */
typedef struct mds_kbdc_parse_error {
	/**
	 * Either of:
	 * - `MDS_KBDC_PARSE_ERROR_NOTE`
	 * - `MDS_KBDC_PARSE_ERROR_WARNING`
	 * - `MDS_KBDC_PARSE_ERROR_ERROR`
	 * - `MDS_KBDC_PARSE_ERROR_INTERNAL_ERROR`
	 */
	int severity;

	/**
	 * If zero, disregard `.line`, `.start`, `.end` and `.code`
	 */
	int error_is_in_file;

	/**
	 * The pathname of the file with the error
	 */
	char *pathname;

	/**
	 * The line where the error occurred, zero-based
	 */
	size_t line;

	/**
	 * The byte where the error started, inclusive, zero-based
	 */
	size_t start;

	/**
	 * The byte where the error ended, exclusive, zero-based
	 */
	size_t end;

	/**
	 * The code on the line where the error occurred
	 */
	char *code;

	/**
	 * Description of the error
	 */
	char *description;
} mds_kbdc_parse_error_t;



/**
 * Print information about a parsing error
 * 
 * @param  this    The error structure
 * @param  output  The output file
 */
void mds_kbdc_parse_error_print(const mds_kbdc_parse_error_t *restrict this, FILE *restrict output);


/**
 * Release all resources allocated in a `mds_kbdc_parse_error_t*`
 * 
 * @param  this  The error structure
 */
void mds_kbdc_parse_error_destroy(mds_kbdc_parse_error_t *restrict this);

/**
 * Release all resources allocated in a `mds_kbdc_parse_error_t*`
 * and release the allocation of the structure itself
 * 
 * @param  this  The error structure
 */
void mds_kbdc_parse_error_free(mds_kbdc_parse_error_t *restrict this);

/**
 * Release all resources allocated in a `NULL`-terminated group
 * of `mds_kbdc_parse_error_t*`:s
 * 
 * @param  this  The group of error structures
 */
void mds_kbdc_parse_error_destroy_all(mds_kbdc_parse_error_t **restrict these);

/**
 * Release all resources allocated in a `NULL`-terminated group of
 * `mds_kbdc_parse_error_t*`:s and release the allocation of the group itself
 * 
 * @param  this  The group of error structures
 */
void mds_kbdc_parse_error_free_all(mds_kbdc_parse_error_t **restrict these);



#endif