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/* err.h
* Copyright (c) 2011, Peter Ohler
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice, this
* list of conditions and the following disclaimer.
*
* - 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.
*
* - Neither the name of Peter Ohler 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 COPYRIGHT HOLDERS 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 COPYRIGHT HOLDER 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.
*/
#ifndef __OX_ERR_H__
#define __OX_ERR_H__
#include "ruby.h"
#define set_error(err, msg, xml, current) _ox_err_set_with_location(err, msg, xml, current, __FILE__, __LINE__)
typedef struct _Err {
VALUE clas;
char msg[128];
} *Err;
extern VALUE ox_arg_error_class;
extern VALUE ox_parse_error_class;
extern void ox_err_set(Err e, VALUE clas, const char *format, ...);
extern void _ox_err_set_with_location(Err err, const char *msg, const char *xml, const char *current, const char* file, int line);
extern void ox_err_raise(Err e);
inline static void
err_init(Err e) {
e->clas = Qnil;
*e->msg = '\0';
}
inline static int
err_has(Err e) {
return (Qnil != e->clas);
}
#endif /* __OX_ERR_H__ */
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