42-archive/42sh/src/parser/ft_parse.c
2017-02-17 02:38:56 +01:00

50 lines
1.7 KiB
C

/* ************************************************************************** */
/* */
/* ::: :::::::: */
/* ft_parse.c :+: :+: :+: */
/* +:+ +:+ +:+ */
/* By: ariard <ariard@student.42.fr> +#+ +:+ +#+ */
/* +#+#+#+#+#+ +#+ */
/* Created: 2017/02/09 14:30:22 by ariard #+# #+# */
/* Updated: 2017/02/15 20:40:28 by ariard ### ########.fr */
/* */
/* ************************************************************************** */
#include "parser.h"
int ft_parse2(t_btree **ast, t_list **token)
{
t_sym *new_sym;
t_sym *stack;
t_parstate state;
//to delete
(void)ast;
state = UNDEFINED;
new_sym = ft_memalloc(sizeof(t_sym));
stack = ft_memalloc(sizeof(t_sym) * 1000);
push_stack(stack, LINEBREAK);
while (*token)
{
produce_sym(*stack, new_sym, token);
DG("new sym %s", read_state(*new_sym));
if (eval_sym(*stack, *new_sym))
state = ERROR;
else
{
aggregate_sym(&stack, new_sym, &state);
push_stack(++stack, *new_sym);
}
ft_putstr("\n");
ft_read_stack(stack);
if (*stack == PROGRAM)
state = SUCCESS;
if (state == ERROR)
return (error_syntax(token));
if (state == SUCCESS)
ft_putstr("success");
build_tree(ast, token);
ft_lst_delif(token, (*token)->content, &ft_addrcmp, &token_free);
}
return (0);
}