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/* Copyright 2009-2014
* Kaz Kylheku <kaz@kylheku.com>
* Vancouver, Canada
* All rights reserved.
*
* Redistribution of this software in source and binary forms, with or without
* modification, is permitted provided that the following two conditions are met.
*
* Use of this software in any manner constitutes agreement with the disclaimer
* which follows the two conditions.
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DAMAGES, HOWEVER CAUSED,
* AND UNDER ANY THEORY OF LIABILITY, ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <stdio.h>
#include <assert.h>
#include <limits.h>
#include <dirent.h>
#include <stdlib.h>
#include <stdarg.h>
#include <setjmp.h>
#include <wchar.h>
#include <signal.h>
#include "config.h"
#include "lib.h"
#include "signal.h"
#include "unwind.h"
#include "gc.h"
#include "regex.h"
#include "utf8.h"
#include "match.h"
#include "hash.h"
#include "eval.h"
#include "stream.h"
#include "parser.h"
val parser_s;
static void parser_mark(val obj)
{
parser_t *p = coerce(parser_t *, obj->co.handle);
gc_mark(p->stream);
gc_mark(p->name);
gc_mark(p->prepared_msg);
gc_mark(p->syntax_tree);
}
static struct cobj_ops parser_ops = {
eq,
cobj_print_op,
cobj_destroy_free_op,
parser_mark,
cobj_hash_op,
};
val parser(val stream, val lineno)
{
parser_t *p = coerce(parser_t *, chk_malloc(sizeof *p));
val parser;
p->lineno = 0;
p->errors = 0;
p->stream = nil;
p->name = nil;
p->prepared_msg = nil;
p->syntax_tree = nil;
p->scanner = 0;
parser = cobj(coerce(mem_t *, p), parser_s, &parser_ops);
p->lineno = c_num(default_arg(lineno, one));
p->stream = stream;
return parser;
}
void parse_init(void)
{
parser_s = intern(lit("parser"), user_package);
parser_l_init();
}
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