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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* lt-error.h
* Copyright (C) 2011-2012 Akira TAGOH
*
* Authors:
* Akira TAGOH <akira@tagoh.org>
*
* You may distribute under the terms of either the GNU
* Lesser General Public License or the Mozilla Public
* License, as specified in the README file.
*/
#if !defined (__LANGTAG_H__INSIDE) && !defined (__LANGTAG_COMPILATION)
#error "Only <liblangtag/langtag.h> can be included directly."
#endif
#ifndef __LT_ERROR_H__
#define __LT_ERROR_H__
#include <liblangtag/lt-macros.h>
LT_BEGIN_DECLS
/**
* lt_error_type_t:
* @LT_ERR_UNKNOWN: unknown error happened.
* @LT_ERR_SUCCESS: an operation is succeeded.
* @LT_ERR_OOM: Out of memory occurred.
* @LT_ERR_FAIL_ON_XML: an error happened in libxml2.
* @LT_ERR_EOT: No tokens to scan.
* @LT_ERR_FAIL_ON_SCANNER: an error happened in the scanner.
* @LT_ERR_NO_TAG: No tags to process.
* @LT_ERR_INVALID: Invalid operation.
* @LT_ERR_ANY: No real error, but just a flag to query all of errors or ask
* if any errors happen
*
* Error code used in this library.
*/
enum _lt_error_type_t {
LT_ERR_UNKNOWN = -1,
LT_ERR_SUCCESS = 0,
LT_ERR_OOM,
LT_ERR_FAIL_ON_XML,
LT_ERR_EOT,
LT_ERR_FAIL_ON_SCANNER,
LT_ERR_NO_TAG,
LT_ERR_INVALID,
LT_ERR_ANY
};
/**
* lt_error_t:
*
* All the fields in the <structname>lt_error_t</structname>
* structure are private to the #lt_error_t implementation.
*/
typedef struct _lt_error_t lt_error_t;
typedef enum _lt_error_type_t lt_error_type_t;
lt_error_t *lt_error_new (void);
lt_error_t *lt_error_ref (lt_error_t *error);
void lt_error_unref (lt_error_t *error);
lt_error_t *lt_error_set (lt_error_t **error,
lt_error_type_t type,
const char *message,
...) LT_GNUC_PRINTF (3, 4);
void lt_error_clear (lt_error_t *error);
lt_bool_t lt_error_is_set(lt_error_t *error,
lt_error_type_t type);
void lt_error_print (lt_error_t *error,
lt_error_type_t type);
LT_END_DECLS
#endif /* __LT_ERROR_H__ */
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